Merge pull request #341 from fenom-template/v3.0.0

Migrate to php8
2023-02-27 09:38:43 +01:00 · 2023-02-27 09:38:43 +01:00 · fbf4f46f1f
parent c7b8835ff7 e1601dce6c
commit fbf4f46f1f
34 changed files with 1866 additions and 3134 deletions
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@ -1,10 +1,6 @@
 name: PHP Composer

-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
+on: push

 permissions:
  contents: read
@ -15,22 +11,21 @@ jobs:
    runs-on: ubuntu-latest

    steps:
-    - uses: actions/checkout@v3
+      - uses: actions/checkout@v3

-    - name: Validate composer.json and composer.lock
-      run: composer validate --strict
+      - name: Validate composer.json and composer.lock
+        run: composer validate --strict

-    - name: Cache Composer packages
-      id: composer-cache
-      uses: actions/cache@v3
-      with:
-        path: vendor
-        key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
-        restore-keys: |
-          ${{ runner.os }}-php-
+      - name: Cache Composer packages
+        id: composer-cache
+        uses: actions/cache@v3
+        with:
+          path: vendor
+          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-php-
+      - name: Install dependencies
+        run: composer install --prefer-dist --no-progress

-    - name: Install dependencies
-      run: composer install --prefer-dist --no-progress
-
-    - name: Run tests
-      run: vendor/bin/phpunit
+      - name: Run tests
+        run: vendor/bin/phpunit
--- a/.gitignore
+++ b/.gitignore
@ -5,4 +5,5 @@ composer.phar
 tests/resources/compile/*
 !.gitkeep
 tests/resources/template/*
-sandbox/compiled/*
+sandbox/compiled/*
+/.phpunit.result.cache
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -1,5 +1,12 @@
 Changelog
 =========
+## 3.0.0 (2023-02-23)
+
+- Fenom supported php8+
+- Remove `eval` from template compiler
+- `strftime` -> `date` with fallback support.
+- update tokenizer
+- bugfixes and optimizations 

 ## 2.11.0 (2016-06-09)

--- a/README.md
+++ b/README.md
@ -6,8 +6,8 @@ Fenom - Template Engine for PHP
 * **Subject:** Template engine
 * **Syntax:** Smarty-like
 * **Documentation:** **[English](./docs/en/readme.md)**, **[Russian](./docs/ru/readme.md)**
-* **PHP version:** 5.4+
-* **State:** [![Build Status](https://travis-ci.org/fenom-template/fenom.svg?branch=master)](https://travis-ci.org/fenom-template/fenom) [![Coverage Status](https://coveralls.io/repos/fenom-template/fenom/badge.svg?branch=master)](https://coveralls.io/r/fenom-template/fenom?branch=master)
+* **PHP version:** 8.0+
+* **State:** [![PHP Composer](https://github.com/fenom-template/fenom/actions/workflows/php.yml/badge.svg?branch=master)](https://github.com/fenom-template/fenom/actions/workflows/php.yml) [![Coverage Status](https://coveralls.io/repos/fenom-template/fenom/badge.svg?branch=master)](https://coveralls.io/r/fenom-template/fenom?branch=master)
 * **Version:** [![Latest Stable Version](https://poser.pugx.org/fenom/fenom/v/stable.png)](https://packagist.org/packages/fenom/fenom)
 * **Packagist:** [fenom/fenom](https://packagist.org/packages/fenom/fenom) [![Total Downloads](https://poser.pugx.org/fenom/fenom/downloads.png)](https://packagist.org/packages/fenom/fenom)
 * **Composer:** `composer require fenom/fenom`
@ -22,16 +22,10 @@ Fenom - Template Engine for PHP
 ### Install

 If you use composer in your project then you can to install Fenom as package.
-However, if you are not using composer you have to configure _autoloader_ to work with Fenom.
-Fenom implements the `PSR-0` PHP standard to load classes which are located in the `src/` directory.
-Templater already has own autoload-function, to register call method `Fenom::registerAutoload`:
-```php
-Fenom::registerAutoload();
-```

 ### Setup

-There is two way to create Fenom instance:
+There is two-way to create Fenom instance:

 * Long way: use operator `new`
 * Shot way: use static factory-method
--- a/composer.json
+++ b/composer.json
@ -11,15 +11,17 @@
        }
    ],
    "require": {
-        "php": ">=5.3.0",
+        "php": ">=8.0.0",
        "ext-tokenizer": "*"
    },
    "require-dev": {
-        "phpunit/phpunit": "<6.0",
-        "satooshi/php-coveralls": "*"
+        "phpunit/phpunit": "9.*"
    },
    "autoload": {
-        "psr-0": { "Fenom\\": "src/" },
+        "psr-4": { "Fenom\\": "src/Fenom" },
        "classmap": [ "src/Fenom.php" ]
+    },
+    "autoload-dev": {
+        "classmap": [ "tests/cases" ]
    }
 }
--- a/composer.lock
+++ b/composer.lock
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@ -8,7 +8,6 @@
         convertWarningsToExceptions="true"
         processIsolation="false"
         stopOnFailure="false"
-         syntaxCheck="false"
         bootstrap="tests/autoload.php"
        >
    <php>
@ -18,7 +17,7 @@
    </php>

    <testsuites>
-        <testsuite >
+        <testsuite name="tests">
            <directory>./tests/</directory>
        </testsuite>
    </testsuites>
@ -29,14 +28,6 @@
        </exclude>
    </groups>

-    <filter>
-        <whitelist>
-            <directory>./src/</directory>
-        </whitelist>
-        <blacklist>
-            <directory>./tests/</directory>
-        </blacklist>
-    </filter>
    <logging>
        <log type="coverage-clover" target="build/logs/clover.xml"/>
    </logging>
--- a/src/Fenom.php
+++ b/src/Fenom.php
--- a/src/Fenom/Accessor.php
+++ b/src/Fenom/Accessor.php
@ -9,6 +9,7 @@
 */
 namespace Fenom;

+use Fenom\Error\CompileException;
 use Fenom\Error\UnexpectedTokenException;

 /**
@ -16,7 +17,7 @@ use Fenom\Error\UnexpectedTokenException;
 * @package Fenom
 */
 class Accessor {
-    public static $vars = array(
+    public static array $vars = array(
        'get'     => '$_GET',
        'post'    => '$_POST',
        'session' => '$_SESSION',
@ -32,10 +33,11 @@ class Accessor {
     * @param string $var variable expression on PHP ('App::get("storage")->user')
     * @param Tokenizer $tokens
     * @param Template $tpl
-     * @param $is_var
+     * @param bool $is_var
     * @return string
+     * @throws CompileException
     */
-    public static function parserVar($var, Tokenizer $tokens, Template $tpl, &$is_var)
+    public static function parserVar(string $var, Tokenizer $tokens, Template $tpl, bool &$is_var): string
    {
        $is_var = true;
        return $tpl->parseVariable($tokens, $var);
@ -47,7 +49,7 @@ class Accessor {
     * @param Template $tpl
     * @return string
     */
-    public static function parserCall($call, Tokenizer $tokens, Template $tpl)
+    public static function parserCall(string $call, Tokenizer $tokens, Template $tpl): string
    {
        return $call.$tpl->parseArgs($tokens);
    }
@ -56,10 +58,11 @@ class Accessor {
     * @param string $prop fenom's property name
     * @param Tokenizer $tokens
     * @param Template $tpl
-     * @param $is_var
+     * @param bool $is_var
     * @return string
+     * @throws CompileException
     */
-    public static function parserProperty($prop, Tokenizer $tokens, Template $tpl, &$is_var)
+    public static function parserProperty(string $prop, Tokenizer $tokens, Template $tpl, bool &$is_var): string
    {
        $is_var = true;
        return self::parserVar('$tpl->getStorage()->'.$prop, $tokens, $tpl, $is_var);
@ -71,7 +74,7 @@ class Accessor {
     * @param Template $tpl
     * @return string
     */
-    public static function parserMethod($method, Tokenizer $tokens, Template $tpl)
+    public static function parserMethod(string $method, Tokenizer $tokens, Template $tpl): string
    {
        return self::parserCall('$tpl->getStorage()->'.$method, $tokens, $tpl);
    }
@ -81,13 +84,14 @@ class Accessor {
     * @param Tokenizer $tokens
     * @param Template $tpl
     * @return string
+     * @throws CompileException
     */
-    public static function getVar(Tokenizer $tokens, Template $tpl)
+    public static function getVar(Tokenizer $tokens, Template $tpl): string
    {
-        $name = $tokens->prev[Tokenizer::TEXT];
+        $name = $tokens->prevToken()[Tokenizer::TEXT];
        if(isset(self::$vars[$name])) {
            $var = $tpl->parseVariable($tokens, self::$vars[$name]);
-            return "(isset($var) ? $var : null)";
+            return "(($var) ?? null)";
        } else {
            throw new UnexpectedTokenException($tokens->back());
        }
@ -98,7 +102,7 @@ class Accessor {
     * @param Tokenizer $tokens
     * @return string
     */
-    public static function tpl(Tokenizer $tokens)
+    public static function tpl(Tokenizer $tokens): string
    {
        $method = $tokens->skip('.')->need(T_STRING)->getAndNext();
        if(method_exists('Fenom\Render', 'get'.$method)) {
@ -111,7 +115,7 @@ class Accessor {
    /**
     * @return string
     */
-    public static function version()
+    public static function version(): string
    {
        return 'Fenom::VERSION';
    }
@ -120,9 +124,9 @@ class Accessor {
     * @param Tokenizer $tokens
     * @return string
     */
-    public static function constant(Tokenizer $tokens)
+    public static function constant(Tokenizer $tokens): string
    {
-        $const = array($tokens->skip('.')->need(Tokenizer::MACRO_STRING)->getAndNext());
+        $const = [$tokens->skip('.')->need(Tokenizer::MACRO_STRING)->getAndNext()];
        while($tokens->is('.')) {
            $const[] = $tokens->next()->need(Tokenizer::MACRO_STRING)->getAndNext();
        }
@ -130,7 +134,7 @@ class Accessor {
        if($tokens->is(T_DOUBLE_COLON)) {
            $const .= '::'.$tokens->next()->need(Tokenizer::MACRO_STRING)->getAndNext();
        }
-        return '@constant('.var_export($const, true).')';
+        return '(defined('.var_export($const, true).') ? constant('.var_export($const, true).') : "")';

    }

@ -139,9 +143,9 @@ class Accessor {
     * @param Template $tpl
     * @return string
     */
-    public static function call(Tokenizer $tokens, Template $tpl)
+    public static function call(Tokenizer $tokens, Template $tpl): string
    {
-        $callable = array($tokens->skip('.')->need(Tokenizer::MACRO_STRING)->getAndNext());
+        $callable = [$tokens->skip('.')->need(Tokenizer::MACRO_STRING)->getAndNext()];
        while($tokens->is('.')) {
            $callable[] = $tokens->next()->need(Tokenizer::MACRO_STRING)->getAndNext();
        }
@ -149,7 +153,7 @@ class Accessor {
        if($tokens->is(T_DOUBLE_COLON)) {
            $callable .= '::'.$tokens->next()->need(Tokenizer::MACRO_STRING)->getAndNext();
        }
-        $call_filter = $tpl->getStorage()->call_filters;
+        $call_filter = $tpl->getStorage()->getCallFilters();
        if($call_filter) {
            foreach($call_filter as $filter) {
                if(!fnmatch(addslashes($filter), $callable)) {
@ -175,7 +179,7 @@ class Accessor {
     * @param Template $tpl
     * @return string
     */
-    public static function fetch(Tokenizer $tokens, Template $tpl)
+    public static function fetch(Tokenizer $tokens, Template $tpl): string
    {
        $tokens->skip('(');
        $name = $tpl->parsePlainArg($tokens, $static);
@ -188,7 +192,7 @@ class Accessor {
            $tokens->next();
            if($tokens->is('[')){
                $vars = $tpl->parseArray($tokens) . ' + $var';
-            }elseif($tokens->is(T_VARIABLE)){
+            } elseif($tokens->is(T_VARIABLE)){
                $vars = $tpl->parseExpr($tokens) . ' + $var';
            }
        } else {
@ -202,9 +206,9 @@ class Accessor {
     * Accessor {$.block.NAME}
     * @param Tokenizer $tokens
     * @param Template $tpl
-     * @return mixed
+     * @return string
     */
-    public static function block(Tokenizer $tokens, Template $tpl)
+    public static function block(Tokenizer $tokens, Template $tpl): string
    {
        if($tokens->is('.')) {
            $name = $tokens->next()->get(Tokenizer::MACRO_STRING);
--- a/src/Fenom/Compiler.php
+++ b/src/Fenom/Compiler.php
@ -24,13 +24,12 @@ class Compiler
    /**
     * Tag {include ...}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $tag
     * @throws \LogicException
     * @return string
     */
-    public static function tagInclude(Tokenizer $tokens, Tag $tag)
+    public static function tagInclude(Tokenizer $tokens, Tag $tag): string
    {
        $tpl   = $tag->tpl;
        $name  = false;
@ -70,12 +69,13 @@ class Compiler

    /**
     * Tag {insert ...}
+     *
     * @param Tokenizer $tokens
     * @param Tag $tag
-     * @throws Error\InvalidUsageException
     * @return string
+     * @throws Error\InvalidUsageException|CompileException
     */
-    public static function tagInsert(Tokenizer $tokens, Tag $tag)
+    public static function tagInsert(Tokenizer $tokens, Tag $tag): string
    {
        $tpl = $tag->tpl;
        $tpl->parsePlainArg($tokens, $name);
@ -91,12 +91,11 @@ class Compiler
    /**
     * Open tag {if ...}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function ifOpen(Tokenizer $tokens, Tag $scope)
+    public static function ifOpen(Tokenizer $tokens, Tag $scope): string
    {
        $scope["else"] = false;
        return 'if(' . $scope->tpl->parseExpr($tokens) . ') {';
@ -105,13 +104,12 @@ class Compiler
    /**
     * Tag {elseif ...}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @throws InvalidUsageException
     * @return string
     */
-    public static function tagElseIf(Tokenizer $tokens, Tag $scope)
+    public static function tagElseIf(Tokenizer $tokens, Tag $scope): string
    {
        if ($scope["else"]) {
            throw new InvalidUsageException('Incorrect use of the tag {elseif}');
@ -126,7 +124,7 @@ class Compiler
     * @param Tag $scope
     * @return string
     */
-    public static function tagElse($tokens, Tag $scope)
+    public static function tagElse(Tokenizer $tokens, Tag $scope): string
    {
        $scope["else"] = true;
        return '} else {';
@ -135,14 +133,14 @@ class Compiler
    /**
     * Open tag {foreach ...}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
-     * @throws UnexpectedTokenException
-     * @throws InvalidUsageException
     * @return string
+     * @throws InvalidUsageException*@throws CompileException
+     * @throws UnexpectedTokenException
+     * @throws CompileException
     */
-    public static function foreachOpen(Tokenizer $tokens, Tag $scope)
+    public static function foreachOpen(Tokenizer $tokens, Tag $scope): string
    {
        $scope["else"] = false;
        $scope["key"] = null;
@ -200,7 +198,7 @@ class Compiler
     * @param Tag $scope
     * @return string
     */
-    public static function foreachElse($tokens, Tag $scope)
+    public static function foreachElse(Tokenizer $tokens, Tag $scope): string
    {
        $scope["no-break"] = $scope["no-continue"] = $scope["else"] = true;
        $after = $scope["after"]  ? implode("; ", $scope["after"]) . ";" : "";
@ -213,7 +211,8 @@ class Compiler
     * @return string
     * @throws CompileException
     */
-    public static function foreachProp(Tag $scope, $prop) {
+    public static function foreachProp(Tag $scope, string $prop): string
+    {
        if(empty($scope["props"][$prop])) {
            $var_name = $scope["props"][$prop] = $scope->tpl->tmpVar()."_".$prop;
            switch($prop) {
@ -247,7 +246,7 @@ class Compiler
     * @param Tag $scope
     * @return string
     */
-    public static function foreachClose($tokens, Tag $scope)
+    public static function foreachClose(Tokenizer $tokens, Tag $scope): string
    {
        $before         = $scope["before"] ? implode("; ", $scope["before"]) . ";" : "";
        $head           = $scope["body"]   ? implode("; ", $scope["body"]) . ";" : "";
@ -267,119 +266,11 @@ class Compiler
    }

    /**
-     * @static
-     * @param Tokenizer $tokens
-     * @param Tag $scope
-     * @throws Error\UnexpectedTokenException
-     * @throws Error\InvalidUsageException
-     * @return string
-     * @codeCoverageIgnore
-     */
-    public static function forOpen(Tokenizer $tokens, Tag $scope)
-    {
-        trigger_error("Fenom: tag {for} deprecated, use {foreach 1..4 as \$value} (in {$scope->tpl->getName()}:{$scope->line})", E_USER_DEPRECATED);
-        $p = array(
-            "index" => false,
-            "first" => false,
-            "last"  => false,
-            "step"  => 1,
-            "to"    => false,
-//            "max"   => false,
-//            "min"   => false
-        );
-        $scope["after"] = $before = $body = array();
-        $i              = array('', '');
-        $c              = "";
-        $var            = $scope->tpl->parseTerm($tokens, $is_var);
-        if (!$is_var) {
-            throw new UnexpectedTokenException($tokens);
-        }
-        $tokens->get("=");
-        $tokens->next();
-        $val = $scope->tpl->parseExpr($tokens);
-        $p   = $scope->tpl->parseParams($tokens, $p);
-
-        if (is_numeric($p["step"])) {
-            if ($p["step"] > 0) {
-                $condition = "$var <= {$p['to']}";
-                if ($p["last"]) {
-                    $c = "($var + {$p['step']}) > {$p['to']}";
-                }
-            } elseif ($p["step"] < 0) {
-                $condition = "$var >= {$p['to']}";
-                if ($p["last"]) {
-                    $c = "($var + {$p['step']}) < {$p['to']}";
-                }
-            } else {
-                throw new InvalidUsageException("Invalid step value");
-            }
-        } else {
-            $condition = "({$p['step']} > 0 && $var <= {$p['to']} || {$p['step']} < 0 && $var >= {$p['to']})";
-            if ($p["last"]) {
-                $c = "({$p['step']} > 0 && ($var + {$p['step']}) <= {$p['to']} || {$p['step']} < 0 && ($var + {$p['step']}) >= {$p['to']})";
-            }
-        }
-
-        if ($p["first"]) {
-            $before[]         = $p["first"] . ' = true';
-            $scope["after"][] = $p["first"] . ' && (' . $p["first"] . ' = false )';
-        }
-        if ($p["last"]) {
-            $before[] = $p["last"] . ' = false';
-            $body[]   = "if($c) {$p['last']} = true";
-        }
-
-        if ($p["index"]) {
-            $i[0] .= $p["index"] . ' = 0,';
-            $i[1] .= $p["index"] . '++,';
-        }
-
-        $scope["else"]      = false;
-        $scope["else_cond"] = "$var==$val";
-        $before             = $before ? implode("; ", $before) . ";" : "";
-        $body               = $body ? implode("; ", $body) . ";" : "";
-        $scope["after"]     = $scope["after"] ? implode("; ", $scope["after"]) . ";" : "";
-
-        return "$before for({$i[0]} $var=$val; $condition;{$i[1]} $var+={$p['step']}) { $body";
-    }
-
-    /**
-     * @static
-     * @param Tokenizer $tokens
-     * @param Tag $scope
-     * @return string
-     * @codeCoverageIgnore
-     */
-    public static function forElse($tokens, Tag $scope)
-    {
-        $scope["no-break"] = $scope["no-continue"] = true;
-        $scope["else"]     = true;
-        return " } if({$scope['else_cond']}) {";
-    }
-
-    /**
-     * @static
-     * @param Tokenizer $tokens
-     * @param Tag $scope
-     * @return string
-     * @codeCoverageIgnore
-     */
-    public static function forClose($tokens, Tag $scope)
-    {
-        if ($scope["else"]) {
-            return '}';
-        } else {
-            return " {$scope['after']} }";
-        }
-    }
-
-    /**
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function whileOpen(Tokenizer $tokens, Tag $scope)
+    public static function whileOpen(Tokenizer $tokens, Tag $scope): string
    {
        return 'while(' . $scope->tpl->parseExpr($tokens) . ') {';
    }
@ -387,12 +278,11 @@ class Compiler
    /**
     * Open tag {switch}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function switchOpen(Tokenizer $tokens, Tag $scope)
+    public static function switchOpen(Tokenizer $tokens, Tag $scope): string
    {
        $expr             = $scope->tpl->parseExpr($tokens);
        $scope["case"]    = array();
@ -408,7 +298,7 @@ class Compiler
     * Resort cases for {switch}
     * @param Tag $scope
     */
-    private static function _caseResort(Tag $scope)
+    private static function _caseResort(Tag $scope): void
    {
        $content = $scope->cutContent();
        foreach ($scope["last"] as $case) {
@ -427,12 +317,11 @@ class Compiler
    /**
     * Tag {case ...}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $tag
     * @return string
     */
-    public static function tagCase(Tokenizer $tokens, Tag $tag)
+    public static function tagCase(Tokenizer $tokens, Tag $tag): string
    {
        self::_caseResort($tag);
        do {
@ -455,12 +344,11 @@ class Compiler
    /**
     * Tag {default}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function tagDefault($tokens, Tag $scope)
+    public static function tagDefault(Tokenizer $tokens, Tag $scope): string
    {
        self::_caseResort($scope);
        $scope["last"][] = false;
@ -470,12 +358,11 @@ class Compiler
    /**
     * Close tag {switch}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function switchClose($tokens, Tag $scope)
+    public static function switchClose(Tokenizer $tokens, Tag $scope): string
    {
        self::_caseResort($scope);
        $expr    = $scope["var"];
@ -494,13 +381,12 @@ class Compiler
    /**
     * Tag {continue}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
-     * @throws InvalidUsageException
     * @return string
+     * @throws InvalidUsageException
     */
-    public static function tagContinue($tokens, Tag $scope)
+    public static function tagContinue(Tokenizer $tokens, Tag $scope): string
    {
        if (empty($scope["no-continue"])) {
            return 'continue;';
@ -512,13 +398,12 @@ class Compiler
    /**
     * Tag {break}
     *
-     * @static
     * @param Tokenizer $tokens
     * @param Tag $scope
-     * @throws InvalidUsageException
     * @return string
+     * @throws InvalidUsageException
     */
-    public static function tagBreak($tokens, Tag $scope)
+    public static function tagBreak(Tokenizer $tokens, Tag $scope): string
    {
        if (empty($scope["no-break"])) {
            return 'break;';
@ -529,12 +414,13 @@ class Compiler

    /**
     * Dispatch {extends} tag
+     *
     * @param Tokenizer $tokens
     * @param Tag $tag
     * @throws Error\InvalidUsageException
     * @return string
     */
-    public static function tagExtends(Tokenizer $tokens, Tag $tag)
+    public static function tagExtends(Tokenizer $tokens, Tag $tag): void
    {
        $tpl = $tag->tpl;
        if ($tpl->extends) {
@ -558,8 +444,9 @@ class Compiler
     * Post compile action for {extends ...} tag
     * @param Template $tpl
     * @param string $body
+     * @throws CompileException
     */
-    public static function extendBody($tpl, &$body)
+    public static function extendBody(Template $tpl, string &$body): void
    {
        if ($tpl->dynamic_extends) {
            if (!$tpl->ext_stack) {
@ -585,10 +472,9 @@ class Compiler
     * Tag {use ...}
     * @param Tokenizer $tokens
     * @param Tag $tag
-     * @throws Error\InvalidUsageException
-     * @return string
+     * @throws Error\InvalidUsageException|CompileException
     */
-    public static function tagUse(Tokenizer $tokens, Tag $tag)
+    public static function tagUse(Tokenizer $tokens, Tag $tag): void
    {
        $tpl = $tag->tpl;
        if ($tpl->getStackSize()) {
@ -607,9 +493,8 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @throws \RuntimeException
-     * @return string
     */
-    public static function tagBlockOpen(Tokenizer $tokens, Tag $scope)
+    public static function tagBlockOpen(Tokenizer $tokens, Tag $scope): void
    {
        $scope["cname"] = $scope->tpl->parsePlainArg($tokens, $name);
        if (!$name) {
@ -623,7 +508,7 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $scope
     */
-    public static function tagBlockClose($tokens, Tag $scope)
+    public static function tagBlockClose(Tokenizer $tokens, Tag $scope): void
    {
        $tpl  = $scope->tpl;
        $name = $scope["name"];
@ -657,7 +542,7 @@ class Compiler
     * @param Tag $scope
     * @return string
     */
-    public static function tagParent($tokens, Tag $scope)
+    public static function tagParent(Tokenizer $tokens, Tag $scope): string
    {
        $block_scope = $scope->tpl->getParentScope('block');
        if (!$block_scope['use_parent']) {
@ -671,7 +556,7 @@ class Compiler
     *
     * @return string
     */
-    public static function stdClose()
+    public static function stdClose(): string
    {
        return '}';
    }
@ -683,7 +568,7 @@ class Compiler
     * @param Tag $tag
     * @return string
     */
-    public static function stdFuncParser(Tokenizer $tokens, Tag $tag)
+    public static function stdFuncParser(Tokenizer $tokens, Tag $tag): string
    {
        if(is_string($tag->callback)) {
            return $tag->out($tag->callback . "(" . self::toArray($tag->tpl->parseParams($tokens)) . ', $tpl, $var)');
@ -699,8 +584,9 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $tag
     * @return string
+     * @throws \ReflectionException
     */
-    public static function smartFuncParser(Tokenizer $tokens, Tag $tag)
+    public static function smartFuncParser(Tokenizer $tokens, Tag $tag): string
    {
        if (strpos($tag->callback, "::") || is_array($tag->callback)) {
            list($class, $method) = explode("::", $tag->callback, 2);
@ -729,7 +615,7 @@ class Compiler
     * @param Tag $tag
     * @return string
     */
-    public static function stdFuncOpen(Tokenizer $tokens, Tag $tag)
+    public static function stdFuncOpen(Tokenizer $tokens, Tag $tag): string
    {
        $tag["params"] = self::toArray($tag->tpl->parseParams($tokens));
        $tag->setOption(\Fenom::AUTO_ESCAPE, false);
@ -743,7 +629,7 @@ class Compiler
     * @param Tag $tag
     * @return string
     */
-    public static function stdFuncClose($tokens, Tag $tag)
+    public static function stdFuncClose(Tokenizer $tokens, Tag $tag): string
    {
        $tag->restore(\Fenom::AUTO_ESCAPE);
        if(is_string($tag->callback)) {
@ -756,10 +642,10 @@ class Compiler

    /**
     * Convert array of code to string array
-     * @param $params
+     * @param array $params
     * @return string
     */
-    public static function toArray($params)
+    public static function toArray(array $params): string
    {
        $_code = array();
        foreach ($params as $k => $v) {
@ -773,8 +659,9 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
+     * @throws CompileException
     */
-    public static function setOpen(Tokenizer $tokens, Tag $scope)
+    public static function setOpen(Tokenizer $tokens, Tag $scope): string
    {
        if($tokens->is(T_VARIABLE)) {
            $var = $scope->tpl->parseVariable($tokens);
@ -819,12 +706,12 @@ class Compiler
     * @param Tag $scope
     * @return string
     */
-    public static function setClose($tokens, Tag $scope)
+    public static function setClose(Tokenizer $tokens, Tag $scope): string
    {
        return $scope["name"] . '=' . $scope["value"] . ';';
    }

-    public static function tagDo($tokens, Tag $scope)
+    public static function tagDo(Tokenizer $tokens, Tag $scope): string
    {
        return $scope->tpl->parseExpr($tokens).';';
    }
@ -834,19 +721,20 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
+     * @throws CompileException
     */
-    public static function filterOpen($tokens, Tag $scope)
+    public static function filterOpen(Tokenizer $tokens, Tag $scope): string
    {
        $scope["filter"] = $scope->tpl->parseModifier($tokens, "ob_get_clean()");
        return "ob_start();";
    }

    /**
-     * @param $tokens
+     * @param Tokenizer $tokens
     * @param Tag $scope
     * @return string
     */
-    public static function filterClose($tokens, Tag $scope)
+    public static function filterClose(Tokenizer $tokens, Tag $scope): string
    {
        return "echo " . $scope["filter"] . ";";
    }
@ -859,7 +747,7 @@ class Compiler
     * @throws Error\InvalidUsageException
     * @return string
     */
-    public static function tagCycle(Tokenizer $tokens, Tag $tag)
+    public static function tagCycle(Tokenizer $tokens, Tag $tag): string
    {
        $tpl = $tag->tpl;
        if ($tokens->is("[")) {
@ -882,11 +770,11 @@ class Compiler

    /**
     * Runtime cycle callback
-     * @param mixed $vals
-     * @param $index
+     * @param array $vals
+     * @param int $index
     * @return mixed
     */
-    public static function cycle($vals, $index)
+    public static function cycle(array $vals, int $index): mixed
    {
        return $vals[$index % count($vals)];
    }
@ -896,11 +784,11 @@ class Compiler
     *
     * @param Tokenizer $tokens
     * @param Tag $tag
-     * @throws Error\UnexpectedTokenException
-     * @throws Error\InvalidUsageException
     * @return string
+     * @throws Error\InvalidUsageException|CompileException
+     * @throws Error\UnexpectedTokenException
     */
-    public static function tagImport(Tokenizer $tokens, Tag $tag)
+    public static function tagImport(Tokenizer $tokens, Tag $tag): string
    {
        $tpl    = $tag->tpl;
        $import = array();
@ -965,7 +853,7 @@ class Compiler
     * @param Tag $scope
     * @throws InvalidUsageException
     */
-    public static function macroOpen(Tokenizer $tokens, Tag $scope)
+    public static function macroOpen(Tokenizer $tokens, Tag $scope): void
    {
        $scope["name"]      = $tokens->get(Tokenizer::MACRO_STRING);
        $scope["recursive"] = false;
@ -1010,7 +898,7 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $scope
     */
-    public static function macroClose($tokens, Tag $scope)
+    public static function macroClose(Tokenizer $tokens, Tag $scope): void
    {
        if ($scope["recursive"]) {
            $scope["macro"]["recursive"] = true;
@ -1026,7 +914,7 @@ class Compiler
     * @param Tag $tag
     * @return string
     */
-    public static function tagRaw(Tokenizer $tokens, Tag $tag)
+    public static function tagRaw(Tokenizer $tokens, Tag $tag): string
    {
        return 'echo ' . $tag->tpl->parseExpr($tokens);
    }
@ -1035,9 +923,9 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $tag
     */
-    public static function escapeOpen(Tokenizer $tokens, Tag $tag)
+    public static function escapeOpen(Tokenizer $tokens, Tag $tag): void
    {
-        $expected = ($tokens->get(T_STRING) == "true" ? true : false);
+        $expected = $tokens->get(T_STRING) == "true";
        $tokens->next();
        $tag->setOption(\Fenom::AUTO_ESCAPE, $expected);
    }
@ -1045,7 +933,7 @@ class Compiler
    /**
     * Do nothing
     */
-    public static function nope()
+    public static function nope(): void
    {
    }

@ -1053,30 +941,33 @@ class Compiler
     * @param Tokenizer $tokens
     * @param Tag $tag
     */
-    public static function stripOpen(Tokenizer $tokens, Tag $tag)
+    public static function stripOpen(Tokenizer $tokens, Tag $tag): void
    {
-        $expected = ($tokens->get(T_STRING) == "true" ? true : false);
+        $expected = $tokens->get(T_STRING) == "true";
        $tokens->next();
        $tag->setOption(\Fenom::AUTO_STRIP, $expected);
    }

    /**
     * Tag {ignore}
+     *
     * @param Tokenizer $tokens
     * @param Tag $tag
     */
-    public static function ignoreOpen($tokens, Tag $tag)
+    public static function ignoreOpen(Tokenizer $tokens, Tag $tag): void
    {
        $tag->tpl->ignore('ignore');
    }

    /**
     * Tag {unset ...}
+     *
     * @param Tokenizer $tokens
     * @param Tag $tag
     * @return string
+     * @throws CompileException
     */
-    public static function tagUnset(Tokenizer $tokens, Tag $tag)
+    public static function tagUnset(Tokenizer $tokens, Tag $tag): string
    {
        $unset = array();
        while($tokens->valid()) {
@ -1085,7 +976,7 @@ class Compiler
        return 'unset('.implode(", ", $unset).')';
    }

-    public static function tagPaste(Tokenizer $tokens, Tag $tag)
+    public static function tagPaste(Tokenizer $tokens, Tag $tag): string
    {
        $name = str_replace(array('\'', '"'), '', $tokens->get(T_CONSTANT_ENCAPSED_STRING));
        $tokens->next();
--- a/src/Fenom/Error/TemplateException.php
+++ b/src/Fenom/Error/TemplateException.php
@ -0,0 +1,10 @@
+<?php
+
+namespace Fenom\Error;
+
+/**
+ * @package Fenom\Error
+ */
+class TemplateException extends \Exception
+{
+}
--- a/src/Fenom/Error/UnexpectedTokenException.php
+++ b/src/Fenom/Error/UnexpectedTokenException.php
@ -24,7 +24,7 @@ class UnexpectedTokenException extends \RuntimeException
        } else {
            $expect = "";
        }
-        if (!$tokens->curr) {
+        if (!$tokens->currToken()) {
            $this->message = "Unexpected end of " . ($where ? : "expression") . "$expect";
        } else {
            $this->message = "Unexpected token '" . $tokens->current() . "' in " . ($where ? : "expression") . "$expect";
--- a/src/Fenom/Modifier.php
+++ b/src/Fenom/Modifier.php
@ -19,19 +19,61 @@ class Modifier
    /**
     * Date format
     *
-     * @param string|int $date
+     * @param int|string $date
     * @param string $format
     * @return string
     */
-    public static function dateFormat($date, $format = "%b %e, %Y")
+    public static function dateFormat(mixed $date, string $format = "%b %e, %Y"): string
    {
        if (!is_numeric($date)) {
-            $date = strtotime($date);
+            if ($date instanceof \DateTime) {
+                $date = $date->getTimestamp();
+            } else {
+                $date = strtotime($date);
+            }
            if (!$date) {
                $date = time();
            }
        }
-        return strftime($format, $date);
+        if (str_contains($format, "%")) {
+            // fallback mode
+            $from = [
+                // Day - no strf eq : S (created one called %O)
+                '%O', '%d', '%a', '%e', '%A', '%u', '%w', '%j',
+                // Week - no date eq : %U, %W
+                '%V',
+                // Month - no strf eq : n, t
+                '%B', '%m', '%b', '%-m',
+                // Year - no strf eq : L; no date eq : %C, %g
+                '%G', '%Y', '%y',
+                // Time - no strf eq : B, G, u; no date eq : %r, %R, %T, %X
+                '%P', '%p', '%l', '%I', '%H', '%M', '%S',
+                // Timezone - no strf eq : e, I, P, Z
+                '%z', '%Z',
+                // Full Date / Time - no strf eq : c, r; no date eq : %c, %D, %F, %x
+                '%s'
+            ];
+
+            $to = [
+                'S', 'd', 'D', 'j', 'l', 'N', 'w', 'z',
+                'W',
+                'F', 'm', 'M', 'n',
+                'o', 'Y', 'y',
+                'a', 'A', 'g', 'h', 'H', 'i', 's',
+                'O', 'T',
+                'U'
+            ];
+            $pattern = array_map(
+                function ( $s ) {
+                    return '/(?<!\\\\|\%)' . $s . '/';
+                },
+                $from
+            );
+
+            $format = preg_replace($pattern, $to, $format);
+        }
+
+        return date($format, $date);
    }

    /**
@ -39,7 +81,7 @@ class Modifier
     * @param string $format
     * @return string
     */
-    public static function date($date, $format = "Y m d")
+    public static function date(string $date, string $format = "Y m d"): string
    {
        if (!is_numeric($date)) {
            $date = strtotime($date);
@ -55,18 +97,18 @@ class Modifier
     *
     * @param string $text
     * @param string $type
-     * @param string $charset
+     * @param string|null $charset
     * @return string
     */
-    public static function escape($text, $type = 'html', $charset = null)
+    public static function escape(string $text, string $type = 'html', string $charset = null): string
    {
        switch (strtolower($type)) {
            case "url":
                return urlencode($text);
            case "html";
-                return htmlspecialchars($text, ENT_COMPAT, $charset ? $charset : \Fenom::$charset);
+                return htmlspecialchars($text, ENT_COMPAT, $charset ?: \Fenom::$charset);
            case "js":
-                return json_encode($text, 64 | 256); // JSON_UNESCAPED_SLASHES = 64, JSON_UNESCAPED_UNICODE = 256
+                return json_encode($text, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
            default:
                return $text;
        }
@ -79,7 +121,7 @@ class Modifier
     * @param string $type
     * @return string
     */
-    public static function unescape($text, $type = 'html')
+    public static function unescape(string $text, string $type = 'html'): string
    {
        switch (strtolower($type)) {
            case "url":
@ -96,12 +138,12 @@ class Modifier
     *
     * @param string $string text witch will be truncate
     * @param int $length maximum symbols of result string
-     * @param string $etc place holder truncated symbols
+     * @param string $etc placeholder truncated symbols
     * @param bool $by_words
     * @param bool $middle
     * @return string
     */
-    public static function truncate($string, $length = 80, $etc = '...', $by_words = false, $middle = false)
+    public static function truncate(string $string, int $length = 80, string $etc = '...', bool $by_words = false, bool $middle = false): string
    {
        if ($middle) {
            if (preg_match('#^(.{' . $length . '}).*?(.{' . $length . '})?$#usS', $string, $match)) {
@ -134,7 +176,7 @@ class Modifier
     * @param bool $to_line strip line ends
     * @return string
     */
-    public static function strip($str, $to_line = false)
+    public static function strip(string $str, bool $to_line = false): string
    {
        $str = trim($str);
        if ($to_line) {
@ -149,7 +191,7 @@ class Modifier
     * @param mixed $item
     * @return int
     */
-    public static function length($item)
+    public static function length(mixed $item): int
    {
        if (is_string($item)) {
            return strlen(preg_replace('#[\x00-\x7F]|[\x80-\xDF][\x00-\xBF]|[\xE0-\xEF][\x00-\xBF]{2}#s', ' ', $item));
@ -168,13 +210,13 @@ class Modifier
     * @param mixed $haystack
     * @return bool
     */
-    public static function in($value, $haystack)
+    public static function in(mixed $value, mixed $haystack): bool
    {
        if(is_scalar($value)) {
            if (is_array($haystack)) {
                return in_array($value, $haystack) || array_key_exists($value, $haystack);
            } elseif (is_string($haystack)) {
-                return strpos($haystack, $value) !== false;
+                return str_contains($haystack, $value);
            }
        }
        return false;
@ -184,7 +226,7 @@ class Modifier
     * @param mixed $value
     * @return bool
     */
-    public static function isIterable($value)
+    public static function isIterable(mixed $value): bool
    {
        return is_array($value) || ($value instanceof \Iterator);
    }
@ -196,7 +238,7 @@ class Modifier
     * @param string $replace The replacement value that replaces found search
     * @return mixed
     */
-    public static function replace($value, $search, $replace)
+    public static function replace(string $value, string $search, string $replace): string
    {
        return str_replace($search, $replace, $value);
    }
@ -207,7 +249,7 @@ class Modifier
     * @param string $replacement
     * @return mixed
     */
-    public static function ereplace($value, $pattern, $replacement)
+    public static function ereplace(string $value, string $pattern, string $replacement): string
    {
        return preg_replace($pattern, $replacement, $value);
    }
@ -217,7 +259,7 @@ class Modifier
     * @param string $pattern
     * @return bool
     */
-    public static function match($string, $pattern)
+    public static function match(string $string, string $pattern): bool
    {
        return fnmatch($pattern, $string);
    }
@ -227,7 +269,7 @@ class Modifier
     * @param string $pattern
     * @return int
     */
-    public static function ematch($string, $pattern)
+    public static function ematch(string $string, string $pattern): int
    {
        return preg_match($pattern, $string);
    }
@ -237,23 +279,23 @@ class Modifier
     * @param string $delimiter
     * @return array
     */
-    public static function split($value, $delimiter = ",")
+    public static function split(mixed $value, string $delimiter = ","): array
    {
        if(is_string($value)) {
            return explode($delimiter, $value);
        } elseif(is_array($value)) {
            return $value;
        } else {
-            return array();
+            return [];
        }
    }

    /**
-     * @param $value
+     * @param mixed $value
     * @param string $pattern
     * @return array
     */
-    public static function esplit($value, $pattern = '/,\s*/S')
+    public static function esplit(mixed $value, string $pattern = '/,\s*/S'): array
    {
        if(is_string($value)) {
            return preg_split($pattern, $value);
@ -265,11 +307,11 @@ class Modifier
    }

    /**
-     * @param $value
+     * @param mixed $value
     * @param string $glue
     * @return string
     */
-    public static function join($value, $glue = ",")
+    public static function join(mixed $value, string $glue = ","): string
    {
        if(is_array($value)) {
            return implode($glue, $value);
@ -281,12 +323,13 @@ class Modifier
    }

    /**
-     * @param string|int $from
-     * @param string|int $to
+     * @param int $from
+     * @param int $to
     * @param int $step
     * @return RangeIterator
     */
-    public static function range($from, $to, $step = 1) {
+    public static function range(mixed $from, int $to, int $step = 1): RangeIterator
+    {
        if($from instanceof RangeIterator) {
            return $from->setStep($to);
        } else {
--- a/src/Fenom/Provider.php
+++ b/src/Fenom/Provider.php
@ -15,16 +15,16 @@ namespace Fenom;
 */
 class Provider implements ProviderInterface
 {
-    private $_path;
+    private string $_path;

-    protected $_clear_cache = false;
+    protected bool $_clear_cache = false;

    /**
     * Clean directory from files
     *
     * @param string $path
     */
-    public static function clean($path)
+    public static function clean(string $path)
    {
        if (is_file($path)) {
            unlink($path);
@ -39,7 +39,7 @@ class Provider implements ProviderInterface
            foreach ($iterator as $file) {
                /* @var \splFileInfo $file */
                if ($file->isFile()) {
-                    if (strpos($file->getBasename(), ".") !== 0) {
+                    if (!str_starts_with($file->getBasename(), ".")) {
                        unlink($file->getRealPath());
                    }
                } elseif ($file->isDir()) {
@ -54,7 +54,7 @@ class Provider implements ProviderInterface
     *
     * @param string $path
     */
-    public static function rm($path)
+    public static function rm(string $path)
    {
        self::clean($path);
        if (is_dir($path)) {
@ -64,9 +64,9 @@ class Provider implements ProviderInterface

    /**
     * @param string $template_dir directory of templates
-     * @throws \LogicException if directory doesn't exists
+     * @throws \LogicException if directory doesn't exist
     */
-    public function __construct($template_dir)
+    public function __construct(string $template_dir)
    {
        if ($_dir = realpath($template_dir)) {
            $this->_path = $_dir;
@ -80,17 +80,17 @@ class Provider implements ProviderInterface
     * @see http://php.net/manual/en/function.clearstatcache.php
     * @param bool $status
     */
-    public function setClearCachedStats($status = true) {
+    public function setClearCachedStats(bool $status = true) {
        $this->_clear_cache = $status;
    }

    /**
     * Get source and mtime of template by name
     * @param string $tpl
-     * @param int $time load last modified time
+     * @param float|null $time load last modified time
     * @return string
     */
-    public function getSource($tpl, &$time)
+    public function getSource(string $tpl, ?float &$time): string
    {
        $tpl = $this->_getTemplatePath($tpl);
        if($this->_clear_cache) {
@ -103,24 +103,24 @@ class Provider implements ProviderInterface
    /**
     * Get last modified of template by name
     * @param string $tpl
-     * @return int
+     * @return float
     */
-    public function getLastModified($tpl)
+    public function getLastModified(string $tpl): float
    {
        $tpl = $this->_getTemplatePath($tpl);
        if($this->_clear_cache) {
            clearstatcache(true, $tpl);
        }
-        return filemtime($tpl);
+        return (float)filemtime($tpl);
    }

    /**
     * Get all names of templates from provider.
     *
     * @param string $extension all templates must have this extension, default .tpl
-     * @return array|\Iterator
+     * @return iterable
     */
-    public function getList($extension = "tpl")
+    public function getList(string $extension = "tpl"): iterable
    {
        $list     = array();
        $iterator = new \RecursiveIteratorIterator(
@ -140,14 +140,14 @@ class Provider implements ProviderInterface

    /**
     * Get template path
-     * @param $tpl
+     * @param string $tpl
     * @return string
     * @throws \RuntimeException
     */
-    protected function _getTemplatePath($tpl)
+    protected function _getTemplatePath(string $tpl): string
    {
        $path = realpath($this->_path . "/" . $tpl);
-        if ($path && strpos($path, $this->_path) === 0) {
+        if ($path && str_starts_with($path, $this->_path)) {
            return $path;
        } else {
            throw new \RuntimeException("Template $tpl not found");
@ -158,9 +158,9 @@ class Provider implements ProviderInterface
     * @param string $tpl
     * @return bool
     */
-    public function templateExists($tpl)
+    public function templateExists(string $tpl): bool
    {
-        return ($path = realpath($this->_path . "/" . $tpl)) && strpos($path, $this->_path) === 0;
+        return ($path = realpath($this->_path . "/" . $tpl)) && str_starts_with($path, $this->_path);
    }

    /**
@ -169,14 +169,14 @@ class Provider implements ProviderInterface
     * @param array $templates [template_name => modified, ...] By conversation, you may trust the template's name
     * @return bool
     */
-    public function verify(array $templates)
+    public function verify(array $templates): bool
    {
        foreach ($templates as $template => $mtime) {
            $template = $this->_path . '/' . $template;
            if($this->_clear_cache) {
                clearstatcache(true, $template);
            }
-            if (@filemtime($template) !== $mtime) {
+            if (@filemtime($template) != $mtime) {
                return false;
            }

--- a/src/Fenom/ProviderInterface.php
+++ b/src/Fenom/ProviderInterface.php
@ -20,20 +20,20 @@ interface ProviderInterface
     * @param string $tpl
     * @return bool
     */
-    public function templateExists($tpl);
+    public function templateExists(string $tpl): bool;

    /**
     * @param string $tpl
-     * @param int $time
+     * @param float $time seconds with micro
     * @return string
     */
-    public function getSource($tpl, &$time);
+    public function getSource(string $tpl, float &$time): string;

    /**
     * @param string $tpl
-     * @return int
+     * @return float seconds with micro
     */
-    public function getLastModified($tpl);
+    public function getLastModified(string $tpl): float;

    /**
     * Verify templates (check mtime)
@ -41,11 +41,11 @@ interface ProviderInterface
     * @param array $templates [template_name => modified, ...] By conversation, you may trust the template's name
     * @return bool if true - all templates are valid else some templates are invalid
     */
-    public function verify(array $templates);
+    public function verify(array $templates): bool;

    /**
     * Get all names of template from provider
-     * @return array|\Iterator
+     * @return iterable
     */
-    public function getList();
+    public function getList(): iterable;
 }
--- a/src/Fenom/RangeIterator.php
+++ b/src/Fenom/RangeIterator.php
@ -2,17 +2,19 @@

 namespace Fenom;

+use Countable;
+use Iterator;

-class RangeIterator implements \Iterator, \Countable
+class RangeIterator implements Iterator, Countable
 {

-    public $current;
-    public $index = 0;
-    public $min;
-    public $max;
-    public $step;
+    public int $current;
+    public int $index = 0;
+    public int $min;
+    public int $max;
+    public int $step;

-    public function __construct($min, $max, $step = 1)
+    public function __construct(int $min, int $max, int $step = 1)
    {
        $this->min = $min;
        $this->max = $max;
@ -23,7 +25,7 @@ class RangeIterator implements \Iterator, \Countable
     * @param int $step
     * @return $this
     */
-    public function setStep($step)
+    public function setStep(int $step): static
    {
        if($step > 0) {
            $this->current = min($this->min, $this->max);
@ -40,7 +42,7 @@ class RangeIterator implements \Iterator, \Countable
    /**
     * Return the current element
     */
-    public function current()
+    public function current(): mixed
    {
        return $this->current;
    }
@ -48,7 +50,7 @@ class RangeIterator implements \Iterator, \Countable
    /**
     * Move forward to next element
     */
-    public function next()
+    public function next(): void
    {
        $this->current += $this->step;
        $this->index++;
@ -56,9 +58,9 @@ class RangeIterator implements \Iterator, \Countable

    /**
     * Return the key of the current element
-     * @return int
+     * @return mixed
     */
-    public function key()
+    public function key(): mixed
    {
        return $this->index;
    }
@ -67,7 +69,7 @@ class RangeIterator implements \Iterator, \Countable
     * Checks if current position is valid
     * @return bool
     */
-    public function valid()
+    public function valid(): bool
    {
        return $this->current >= $this->min && $this->current <= $this->max;
    }
@ -75,7 +77,7 @@ class RangeIterator implements \Iterator, \Countable
    /**
     * Rewind the Iterator to the first element
     */
-    public function rewind()
+    public function rewind(): void
    {
        if($this->step > 0) {
            $this->current = min($this->min, $this->max);
@ -88,7 +90,7 @@ class RangeIterator implements \Iterator, \Countable
    /**
     * Count elements of an object
     */
-    public function count()
+    public function count(): int
    {
        return intval(($this->max - $this->min + 1) / $this->step);
    }
--- a/src/Fenom/Render.php
+++ b/src/Fenom/Render.php
@ -10,6 +10,7 @@
 namespace Fenom;

 use Fenom;
+use Fenom\Error\TemplateException;

 /**
 * Primitive template
@ -17,71 +18,72 @@ use Fenom;
 */
 class Render extends \ArrayObject
 {
-    private static $_props = array(
+    private static array $_props = [
        "name"      => "runtime",
        "base_name" => "",
        "scm"       => false,
        "time"      => 0,
-        "depends"   => array(),
-        "macros"    => array()
-    );
+        "depends"   => [],
+        "macros"    => []
+    ];
    /**
-     * @var \Closure
+     * @var \Closure|null
     */
-    protected $_code;
+    protected ?\Closure $_code = null;
    /**
     * Template name
     * @var string
     */
-    protected $_name = 'runtime';
+    protected mixed $_name = 'runtime';
    /**
     * Provider's schema
-     * @var bool
+     * @var string|null
     */
-    protected $_scm = false;
+    protected ?string $_scm = null;
    /**
     * Basic template name
     * @var string
     */
-    protected $_base_name = 'runtime';
+    protected string $_base_name = 'runtime';
    /**
     * @var Fenom
     */
-    protected $_fenom;
+    protected Fenom $_fenom;
    /**
     * Timestamp of compilation
     * @var float
     */
-    protected $_time = 0.0;
+    protected float $_time = 0.0;

    /**
     * @var array depends list
     */
-    protected $_depends = array();
+    protected array $_depends = [];

    /**
     * @var int template options (see Fenom options)
     */
-    protected $_options = 0;
+    protected int $_options = 0;

    /**
     * Template provider
     * @var ProviderInterface
     */
-    protected $_provider;
+    protected ProviderInterface $_provider;

    /**
     * @var \Closure[]
     */
-    protected $_macros;
+    protected array $_macros;

    /**
     * @param Fenom $fenom
-     * @param callable $code template body
+     * @param \Closure $code template body
     * @param array $props
     */
    public function __construct(Fenom $fenom, \Closure $code, array $props = array())
    {
+        parent::__construct();
        $this->_fenom = $fenom;
        $props += self::$_props;
        $this->_name      = $props["name"];
@ -97,25 +99,25 @@ class Render extends \ArrayObject
     * Get template storage
     * @return \Fenom
     */
-    public function getStorage()
+    public function getStorage(): Fenom
    {
        return $this->_fenom;
    }

    /**
-     * Get depends list
+     * Get list of dependencies.
     * @return array
     */
-    public function getDepends()
+    public function getDepends(): array
    {
        return $this->_depends;
    }

    /**
     * Get schema name
-     * @return string
+     * @return string|null
     */
-    public function getScm()
+    public function getScm(): ?string
    {
        return $this->_scm;
    }
@ -124,7 +126,7 @@ class Render extends \ArrayObject
     * Get provider of template source
     * @return ProviderInterface
     */
-    public function getProvider()
+    public function getProvider(): ProviderInterface
    {
        return $this->_fenom->getProvider($this->_scm);
    }
@ -133,7 +135,7 @@ class Render extends \ArrayObject
     * Get name without schema
     * @return string
     */
-    public function getBaseName()
+    public function getBaseName(): string
    {
        return $this->_base_name;
    }
@ -142,7 +144,7 @@ class Render extends \ArrayObject
     * Get parse options
     * @return int
     */
-    public function getOptions()
+    public function getOptions(): int
    {
        return $this->_options;
    }
@ -159,7 +161,7 @@ class Render extends \ArrayObject
     * Get template name
     * @return string
     */
-    public function getName()
+    public function getName(): string
    {
        return $this->_name;
    }
@ -174,7 +176,7 @@ class Render extends \ArrayObject
     * Validate template
     * @return bool
     */
-    public function isValid()
+    public function isValid(): bool
    {
        foreach ($this->_depends as $scm => $templates) {
            $provider = $this->_fenom->getProvider($scm);
@ -197,7 +199,7 @@ class Render extends \ArrayObject
     * @throws \RuntimeException
     * @return mixed
     */
-    public function getMacro($name)
+    public function getMacro($name): mixed
    {
        if (empty($this->_macros[$name])) {
            throw new \RuntimeException('macro ' . $name . ' not found');
@ -208,11 +210,16 @@ class Render extends \ArrayObject
    /**
     * Execute template and write into output
     * @param array $values for template
-     * @return Render
+     * @return array
+     * @throws TemplateException
     */
-    public function display(array $values)
+    public function display(array $values): array
    {
-        $this->_code->__invoke($values, $this);
+        try {
+            $this->_code->__invoke($values, $this);
+        } catch (\Throwable $e) {
+            throw new Fenom\Error\TemplateException("unhandled exception in the template `{$this->getName()}`: {$e->getMessage()}", 0, $e);
+        }
        return $values;
    }

@ -222,7 +229,7 @@ class Render extends \ArrayObject
     * @return string
     * @throws \Exception
     */
-    public function fetch(array $values)
+    public function fetch(array $values): string
    {
        ob_start();
        try {
@ -236,17 +243,12 @@ class Render extends \ArrayObject

    /**
     * Stub
-     * @param $method
-     * @param $args
+     * @param string $method
+     * @param mixed $args
     * @throws \BadMethodCallException
     */
-    public function __call($method, $args)
+    public function __call(string $method, mixed $args)
    {
        throw new \BadMethodCallException("Unknown method " . $method);
    }
-
-    public function __get($name)
-    {
-        return $this->$name = null;
-    }
 }
--- a/src/Fenom/Tag.php
+++ b/src/Fenom/Tag.php
@ -23,33 +23,34 @@ class Tag extends \ArrayObject
    /**
     * @var Template
     */
-    public $tpl;
-    public $name;
-    public $options = array();
-    public $line = 0;
-    public $level = 0;
-    public $callback;
-    public $escape;
+    public Template $tpl;
+    public string $name;
+    public array $options = [];
+    public int $line = 0;
+    public int $level = 0;
+    public mixed $callback;
+    public bool $escape;

-    private $_offset = 0;
-    private $_closed = true;
-    private $_body;
-    private $_type = 0;
-    private $_open;
-    private $_close;
-    private $_tags = array();
-    private $_floats = array();
-    private $_changed = array();
+    private int $_offset = 0;
+    private bool $_closed = true;
+    private string $_body;
+    private int $_type = 0;
+    private mixed $_open;
+    private mixed $_close;
+    private array $_tags = [];
+    private array $_floats = [];
+    private array $_changed = [];

    /**
     * Create tag entity
     * @param string $name the tag name
     * @param Template $tpl current template
-     * @param string $info tag's information
+     * @param array $info tag's information
     * @param string $body template's code
     */
-    public function __construct($name, Template $tpl, $info, &$body)
+    public function __construct(string $name, Template $tpl, array $info, string &$body)
    {
+        parent::__construct();
        $this->tpl     = $tpl;
        $this->name    = $name;
        $this->line    = $tpl->getLine();
@ -62,8 +63,8 @@ class Tag extends \ArrayObject
        if ($this->_type & self::BLOCK) {
            $this->_open   = $info["open"];
            $this->_close  = $info["close"];
-            $this->_tags   = isset($info["tags"]) ? $info["tags"] : array();
-            $this->_floats = isset($info["float_tags"]) ? $info["float_tags"] : array();
+            $this->_tags   = $info["tags"] ?? [];
+            $this->_floats = $info["float_tags"] ?? [];
            $this->_closed = false;
        } else {
            $this->_open = $info["parser"];
@ -79,7 +80,7 @@ class Tag extends \ArrayObject
     * @param string $option
     * @throws \RuntimeException
     */
-    public function tagOption($option)
+    public function tagOption(string $option)
    {
        if (method_exists($this, 'opt' . $option)) {
            $this->options[] = $option;
@ -93,7 +94,7 @@ class Tag extends \ArrayObject
     * @param int $option option constant
     * @param bool $value true — add option, false — remove option
     */
-    public function setOption($option, $value)
+    public function setOption(int $option, bool $value)
    {
        $actual = (bool)($this->tpl->getOptions() & $option);
        if ($actual != $value) {
@ -106,7 +107,7 @@ class Tag extends \ArrayObject
     * Restore the option
     * @param int $option
     */
-    public function restore($option)
+    public function restore(int $option)
    {
        if (isset($this->_changed[$option])) {
            $this->tpl->setOption($option, $this->_changed[$option]);
@ -126,7 +127,7 @@ class Tag extends \ArrayObject
     * Check, if the tag closed
     * @return bool
     */
-    public function isClosed()
+    public function isClosed(): bool
    {
        return $this->_closed;
    }
@ -137,7 +138,7 @@ class Tag extends \ArrayObject
     * @param Tokenizer $tokenizer
     * @return mixed
     */
-    public function start($tokenizer)
+    public function start(Tokenizer $tokenizer): mixed
    {
        foreach ($this->options as $option) {
            $option = 'opt' . $option;
@ -153,7 +154,7 @@ class Tag extends \ArrayObject
     * @param int $level
     * @return bool
     */
-    public function hasTag($tag, $level)
+    public function hasTag(string $tag, int $level): bool
    {
        if (isset($this->_tags[$tag])) {
            if ($level) {
@ -171,10 +172,10 @@ class Tag extends \ArrayObject
     *
     * @param string $tag
     * @param Tokenizer $tokenizer
-     * @throws \LogicException
     * @return string
+     * @throws \LogicException
     */
-    public function tag($tag, $tokenizer)
+    public function tag(string $tag, Tokenizer $tokenizer): string
    {
        if (isset($this->_tags[$tag])) {
            return call_user_func($this->_tags[$tag], $tokenizer, $this);
@ -187,10 +188,10 @@ class Tag extends \ArrayObject
     * Close callback
     *
     * @param Tokenizer $tokenizer
-     * @throws \LogicException
     * @return string
+     * @throws \LogicException
     */
-    public function end($tokenizer)
+    public function end(Tokenizer $tokenizer): string
    {
        if ($this->_closed) {
            throw new \LogicException("Tag {$this->name} already closed");
@ -204,7 +205,7 @@ class Tag extends \ArrayObject
            }
            $code = call_user_func($this->_close, $tokenizer, $this);
            $this->restoreAll();
-            return $code;
+            return (string)$code;
        } else {
            throw new \LogicException("Can not use a inline tag {$this->name} as a block");
        }
@ -224,7 +225,7 @@ class Tag extends \ArrayObject
     * @throws \LogicException
     * @return string
     */
-    public function getContent()
+    public function getContent(): string
    {
        return substr($this->_body, $this->_offset);
    }
@ -235,7 +236,7 @@ class Tag extends \ArrayObject
     * @return string
     * @throws \LogicException
     */
-    public function cutContent()
+    public function cutContent(): string
    {
        $content     = substr($this->_body, $this->_offset);
        $this->_body = substr($this->_body, 0, $this->_offset);
@ -258,7 +259,7 @@ class Tag extends \ArrayObject
     * @param string $code
     * @return string
     */
-    public function out($code)
+    public function out(string $code): string
    {
        return $this->tpl->out($code, $this->escape);
    }
--- a/src/Fenom/Template.php
+++ b/src/Fenom/Template.php
@ -52,77 +52,88 @@ class Template extends Render
    /**
     * @var int shared counter
     */
-    public $i = 1;
+    public int $i = 1;
    /**
     * @var array of macros
     */
-    public $macros = array();
+    public array $macros = [];

    /**
     * @var array of blocks
     */
-    public $blocks = array();
+    public array $blocks = [];

    /**
     * @var string|null
     */
-    public $extends;
+    public ?string $extends = null;

    /**
     * @var string|null
     */
-    public $extended;
+    public ?string $extended;

    /**
     * Stack of extended templates
     * @var array
     */
-    public $ext_stack = array();
+    public array $ext_stack = [];

-    public $extend_body = false;
+    public bool $extend_body = false;
+    public string $dynamic_extends = "";

    /**
     * Parent template
     * @var Template
     */
-    public $parent;
+    public ?Template $parent;

    /**
     * Template PHP code
     * @var string
     */
-    private $_body;
-    private $_compile_stage = 0;
+    private string $_body = "";
+    private int $_compile_stage = 0;

    /**
     * Call stack
     * @var Tag[]
     */
-    private $_stack = array();
+    private array $_stack = [];

    /**
     * Template source
     * @var string
     */
-    private $_src;
+    private string $_src;
    /**
     * @var int
     */
-    private $_line = 1;
-    private $_post = array();
+    private int $_line = 1;
    /**
-     * @var bool|string
+     * @var callable[]
     */
-    private $_ignore = false;
+    private array $_post = [];
+    /**
+     * @var string|null
+     */
+    private ?string $_ignore = null;

-    private $_before = array();
+    /**
+     * @var string[]
+     */
+    private array $_before = [];

-    private $_filters = array();
+    private array $_filters = [];

    /**
     * @var int crc32 of the template name
     */
-    private $_crc = 0;
+    private int $_crc = 0;
+    /**
+     * @var callable[]
+     */
+    private array $_tag_filters;

    /**
     * @param Fenom $fenom Template storage
@ -142,16 +153,16 @@ class Template extends Render
     * Get tag stack size
     * @return int
     */
-    public function getStackSize()
+    public function getStackSize(): int
    {
        return count($this->_stack);
    }

    /**
     * @param string $tag
-     * @return bool|\Fenom\Tag
+     * @return Tag|null
     */
-    public function getParentScope($tag)
+    public function getParentScope(string $tag): ?Tag
    {
        for ($i = count($this->_stack) - 1; $i >= 0; $i--) {
            if ($this->_stack[$i]->name == $tag) {
@ -159,7 +170,7 @@ class Template extends Render
            }
        }

-        return false;
+        return null;
    }

    /**
@ -167,8 +178,9 @@ class Template extends Render
     * @param string $name
     * @param bool $compile
     * @return self
+     * @throws CompileException
     */
-    public function load($name, $compile = true)
+    public function load(string $name, bool $compile = true): static
    {
        $this->_name = $name;
        $this->_crc  = crc32($this->_name);
@ -193,8 +205,9 @@ class Template extends Render
     * @param string $src template source
     * @param bool $compile
     * @return \Fenom\Template
+     * @throws CompileException
     */
-    public function source($name, $src, $compile = true)
+    public function source(string $name, string $src, bool $compile = true): static
    {
        $this->_name = $name;
        $this->_src  = $src;
@ -309,7 +322,8 @@ class Template extends Render
        $this->_compile_stage = self::COMPILE_STAGE_POST_FILTERED;
    }

-    public function isStageDone($stage_no) {
+    public function isStageDone(int $stage_no): bool
+    {
        return $this->_compile_stage >= $stage_no;
    }

@ -318,7 +332,7 @@ class Template extends Render
     * @param int $option
     * @param bool $value
     */
-    public function setOption($option, $value)
+    public function setOption(int $option, bool $value)
    {
        if ($value) {
            $this->_options |= $option;
@ -329,21 +343,21 @@ class Template extends Render

    /**
     * Execute some code at loading cache
-     * @param $code
+     * @param string $code
     * @return void
     */
-    public function before($code)
+    public function before(string $code): void
    {
        $this->_before[] = $code;
    }

    /**
-     * Generate name of temporary internal template variable (may be random)
+     * Generate name of temporary internal template variable (maybe random)
     * @return string
     */
-    public function tmpVar()
+    public function tmpVar(): string
    {
-        return sprintf('$t%x_%x', $this->_crc ? $this->_crc : mt_rand(0, 0x7FFFFFFF), $this->i++);
+        return sprintf('$t%x_%x', $this->_crc ?: mt_rand(0, 0x7FFFFFFF), $this->i++);
    }

    /**
@ -351,12 +365,12 @@ class Template extends Render
     *
     * @param string $text
     */
-    private function _appendText($text)
+    private function _appendText(string $text)
    {
        $this->_line += substr_count($text, "\n");
        $strip = $this->_options & Fenom::AUTO_STRIP;
        if ($this->_filters) {
-            if (strpos($text, "<?") === false) {
+            if (!str_contains($text, "<?")) {
                foreach ($this->_filters as $filter) {
                    $text = call_user_func($filter, $this, $text);
                }
@ -385,9 +399,9 @@ class Template extends Render
     * Append PHP code to template body
     *
     * @param string $code
-     * @param $source
+     * @param string $source
     */
-    private function _appendCode($code, $source)
+    private function _appendCode(string $code, string $source)
    {
        if (!$code) {
            return;
@ -398,17 +412,17 @@ class Template extends Render
    }

    /**
-     * @param $tag_name
+     * @param string $tag_name
     */
-    public function ignore($tag_name)
+    public function ignore(string $tag_name)
    {
        $this->_ignore = $tag_name;
    }

    /**
-     * @param callable[] $cb
+     * @param callable $cb
     */
-    public function addPostCompile($cb)
+    public function addPostCompile(callable $cb)
    {
        $this->_post[] = $cb;
    }
@ -418,7 +432,7 @@ class Template extends Render
     *
     * @return string
     */
-    public function getBody()
+    public function getBody(): string
    {
        return $this->_body;
    }
@ -428,7 +442,7 @@ class Template extends Render
     *
     * @return string
     */
-    public function getTemplateCode()
+    public function getTemplateCode(): string
    {
        $before = $this->_before ? implode("\n", $this->_before) . "\n" : "";
        return "<?php \n" .
@ -449,7 +463,7 @@ class Template extends Render
     * Make array with macros code
     * @return string
     */
-    private function _getMacrosArray()
+    private function _getMacrosArray(): string
    {
        if ($this->macros) {
            $macros = array();
@ -468,9 +482,9 @@ class Template extends Render
     * Return closure code
     * @return string
     */
-    private function _getClosureSource()
+    private function _getClosureSource(): string
    {
-        return "function (\$var, \$tpl) {\n?>{$this->_body}<?php\n}";
+        return "function (mixed \$var, mixed \$tpl) {\n?>{$this->_body}<?php\n}";
    }

    /**
@ -478,11 +492,11 @@ class Template extends Render
     *
     * @param array $values input values
     * @throws CompileException
-     * @return Render
+     * @return array
     */
-    public function display(array $values)
+    public function display(array $values): array
    {
-        if (!$this->_code) {
+        if (!$this->_code) { // TODO: remove
            // evaluate template's code
            eval("\$this->_code = " . $this->_getClosureSource() . ";\n\$this->_macros = " . $this->_getMacrosArray() . ';');
            if (!$this->_code) {
@ -506,10 +520,10 @@ class Template extends Render
     * Output the value
     *
     * @param string $data
-     * @param null|bool $escape
+     * @param bool|null $escape
     * @return string
     */
-    public function out($data, $escape = null)
+    public function out(string $data, ?bool $escape = null): string
    {
        if ($escape === null) {
            $escape = $this->_options & Fenom::AUTO_ESCAPE;
@ -524,8 +538,9 @@ class Template extends Render
    /**
     * Import block from another template
     * @param string $tpl
+     * @throws CompileException
     */
-    public function importBlocks($tpl)
+    public function importBlocks(string $tpl)
    {
        $donor = $this->_fenom->compile($tpl, false);
        foreach ($donor->blocks as $name => $block) {
@ -541,8 +556,9 @@ class Template extends Render
     * Extends the template
     * @param string $tpl
     * @return \Fenom\Template parent
+     * @throws CompileException
     */
-    public function extend($tpl)
+    public function extend(string $tpl): Template
    {
        if (!$this->isStageDone(self::COMPILE_STAGE_PARSED)) {
            $this->compile();
@ -573,7 +589,7 @@ class Template extends Render
     * @throws CompileException
     * @return string executable PHP code
     */
-    public function parseTag(Tokenizer $tokens)
+    public function parseTag(Tokenizer $tokens): string
    {
        try {
            if ($tokens->is(Tokenizer::MACRO_STRING)) {
@ -601,7 +617,7 @@ class Template extends Render
     * @return string
     * @throws TokenizeException
     */
-    public function parseEndTag(Tokenizer $tokens)
+    public function parseEndTag(Tokenizer $tokens): string
    {
        $name = $tokens->getNext(Tokenizer::MACRO_STRING);
        $tokens->next();
@ -626,12 +642,12 @@ class Template extends Render
     * @throws Error\TokenizeException
     * @return string
     */
-    public function parseAct(Tokenizer $tokens)
+    public function parseAct(Tokenizer $tokens): string
    {
        $action = $tokens->get(Tokenizer::MACRO_STRING);
        $tokens->next();
-        if ($tokens->is("(", T_DOUBLE_COLON, T_NS_SEPARATOR) && !$tokens->isWhiteSpaced()
-        ) { // just invoke function or static method
+        if ($tokens->is("(", T_DOUBLE_COLON, "\\") && !$tokens->isWhiteSpaced()) {
+            // just invoke function or static method
            $tokens->back();
            return $this->out($this->parseExpr($tokens));
        } elseif ($tokens->is('.')) {
@ -652,9 +668,9 @@ class Template extends Render
            if ($tag->isClosed()) {
                $tag->restoreAll();
            } else {
-                array_push($this->_stack, $tag);
+                $this->_stack[] = $tag;
            }
-            return $code;
+            return (string)$code;
        }

        for ($j = $i = count($this->_stack) - 1; $i >= 0; $i--) { // call function's internal tag
@ -678,7 +694,7 @@ class Template extends Render
     * Get current template line
     * @return int
     */
-    public function getLine()
+    public function getLine(): int
    {
        return $this->_line;
    }
@ -688,10 +704,9 @@ class Template extends Render
     *
     * @param Tokenizer $tokens
     * @param bool $is_var
-     * @throws \Exception
     * @return string
     */
-    public function parseExpr(Tokenizer $tokens, &$is_var = false)
+    public function parseExpr(Tokenizer $tokens, ?bool &$is_var = false): string
    {
        $exp  = array();
        $var  = false; // last term was: true - variable, false - mixed
@ -700,7 +715,7 @@ class Template extends Render
        while ($tokens->valid()) {
            // parse term
            $term = $this->parseTerm($tokens, $var, -1); // term of the expression
-            if ($term !== false) {
+            if ($term !== "") {
                if ($tokens->is('?', '!')) {
                    if ($cond) {
                        $term = array_pop($exp) . ' ' . $term;
@ -801,10 +816,9 @@ class Template extends Render
     * @param Tokenizer $tokens
     * @param bool $is_var is parsed term - plain variable
     * @param int $allows
-     * @throws \Exception
-     * @return bool|string
+     * @return string
     */
-    public function parseTerm(Tokenizer $tokens, &$is_var = false, $allows = -1)
+    public function parseTerm(Tokenizer $tokens, ?bool &$is_var = false, int $allows = -1): string
    {
        $is_var = false;
        if ($tokens->is(Tokenizer::MACRO_UNARY)) {
@ -892,12 +906,12 @@ class Template extends Render
                        $call = $func . $this->parseArgs($tokens->next());
                    }
                    $code = $unary . $this->parseChain($tokens, $call);
-                } elseif ($tokens->isNext(T_NS_SEPARATOR, T_DOUBLE_COLON)) {
+                } elseif ($tokens->isNext("\\", T_DOUBLE_COLON)) {
                    $method = $this->parseStatic($tokens);
                    $args   = $this->parseArgs($tokens);
                    $code   = $unary . $this->parseChain($tokens, $method . $args);
                } else {
-                    return false;
+                    return "";
                }
                break;
            case T_ISSET:
@ -920,7 +934,7 @@ class Template extends Render
                if ($unary) {
                    throw new UnexpectedTokenException($tokens->back());
                } else {
-                    return false;
+                    return "";
                }
        }
        if (($allows & self::TERM_MODS) && $tokens->is('|')) {
@ -941,7 +955,7 @@ class Template extends Render
     * @param string $code start point (it is $var)
     * @return string
     */
-    public function parseChain(Tokenizer $tokens, $code)
+    public function parseChain(Tokenizer $tokens, string $code): string
    {
        do {
            if ($tokens->is('(')) {
@ -951,8 +965,8 @@ class Template extends Render
                $code .= '->' . $tokens->next()->getAndNext();
            }
            if ($tokens->current() === "." || $tokens->current() === "[") {
-                $code = substr($code, 0, -strlen($tokens->prev[1]));
-                $code .= $this->parseVariable($tokens, $tokens->prev[1]);
+                $code = substr($code, 0, -strlen($tokens->prevToken()[1]));
+                $code .= $this->parseVariable($tokens, $tokens->prevToken()[1]);
            }
        } while ($tokens->is('(', T_OBJECT_OPERATOR));

@ -962,11 +976,11 @@ class Template extends Render
    /**
     * Parse variable name: $a, $a.b, $a.b['c'], $a:index
     * @param Tokenizer $tokens
-     * @param $var
-     * @return string
-     * @throws Error\UnexpectedTokenException
+     * @param string|null $var
+     * @return string|null
+     * @throws CompileException
     */
-    public function parseVariable(Tokenizer $tokens, $var = null)
+    public function parseVariable(Tokenizer $tokens, ?string $var = null): ?string
    {
        if (!$var) {
            if ($tokens->isNext('@')) {
@ -1037,7 +1051,7 @@ class Template extends Render
     * @param bool $is_var
     * @return string
     */
-    public function parseAccessor(Tokenizer $tokens, &$is_var = false)
+    public function parseAccessor(Tokenizer $tokens, ?bool &$is_var = false): string
    {
        $accessor = $tokens->need('$')->next()->need('.')->next()->current();
        $parser   = $this->getStorage()->getAccessor($accessor);
@ -1050,16 +1064,16 @@ class Template extends Render
                    ', "callback"), ' . var_export($accessor, true) . ', $tpl, $var)';
                } else {
                    return call_user_func_array(
-                        $parser['parser'], array(
-                        $parser['accessor'],
-                        $tokens->next(),
-                        $this,
-                        &$is_var
-                    )
+                        $parser['parser'], [
+                            $parser['accessor'],
+                            $tokens->next(),
+                            $this,
+                            &$is_var
+                        ]
                    );
                }
            } else {
-                return call_user_func_array($parser, array($tokens->next(), $this, &$is_var));
+                return call_user_func_array($parser, [$tokens->next(), $this, &$is_var]);
            }
        } else {
            throw new \RuntimeException("Unknown accessor '\$.$accessor'");
@ -1075,7 +1089,7 @@ class Template extends Render
     * @return string
     * @throws UnexpectedTokenException
     */
-    public function parseTernary(Tokenizer $tokens, $var, $is_var)
+    public function parseTernary(Tokenizer $tokens, $var, $is_var): string
    {
        $empty = $tokens->is('?');
        $tokens->next();
@ -1094,12 +1108,7 @@ class Template extends Render
                    return '((' . $var . ' !== null) ? ' . $var . ' : (' . $this->parseExpr($tokens) . '))';
                }
            }
-        } elseif ($tokens->is(
-                Tokenizer::MACRO_BINARY,
-                Tokenizer::MACRO_BOOLEAN,
-                Tokenizer::MACRO_MATH
-            ) || !$tokens->valid()
-        ) {
+        } elseif ($tokens->is(Tokenizer::MACRO_BINARY, Tokenizer::MACRO_BOOLEAN, Tokenizer::MACRO_MATH ) || !$tokens->valid()) {
            if ($empty) {
                if ($is_var) {
                    return '!empty(' . $var . ')';
@ -1135,14 +1144,14 @@ class Template extends Render

    /**
     * Parse 'is' and 'is not' operators
-     * @see _tests
     * @param Tokenizer $tokens
     * @param string $value
     * @param bool $variable
-     * @throws InvalidUsageException
     * @return string
+     * @throws InvalidUsageException
+     * @see _tests
     */
-    public function parseIs(Tokenizer $tokens, $value, $variable = false)
+    public function parseIs(Tokenizer $tokens, string $value, bool $variable = false): string
    {
        $tokens->next();
        if ($tokens->current() == 'not') {
@ -1169,7 +1178,7 @@ class Template extends Render
            return $invert . '(' . $value . ' instanceof \\' . $this->parseName($tokens) . ')';
        } elseif ($tokens->is(T_VARIABLE, '[', Tokenizer::MACRO_SCALAR, '"')) {
            return '(' . $value . ' ' . $equal . '= ' . $this->parseTerm($tokens) . ')';
-        } elseif ($tokens->is(T_NS_SEPARATOR)) { //
+        } elseif ($tokens->is("\\")) { //
            return $invert . '(' . $value . ' instanceof \\' . $this->parseName($tokens) . ')';
        } else {
            throw new InvalidUsageException("Unknown argument");
@ -1180,11 +1189,11 @@ class Template extends Render
     * Parse 'in' and 'not in' operators
     * @param Tokenizer $tokens
     * @param string $value
-     * @throws InvalidUsageException
-     * @throws UnexpectedTokenException
     * @return string
+     * @throws UnexpectedTokenException
+     * @throws InvalidUsageException
     */
-    public function parseIn(Tokenizer $tokens, $value)
+    public function parseIn(Tokenizer $tokens, string $value): string
    {
        $checkers = array(
            "string" => 'is_int(strpos(%2$s, %1$s))',
@ -1239,13 +1248,13 @@ class Template extends Render
     * @param Tokenizer $tokens
     * @return string
     */
-    public function parseName(Tokenizer $tokens)
+    public function parseName(Tokenizer $tokens): string
    {
-        $tokens->skipIf(T_NS_SEPARATOR);
+        $tokens->skipIf("\\");
        $name = "";
        if ($tokens->is(T_STRING)) {
            $name .= $tokens->getAndNext();
-            while ($tokens->is(T_NS_SEPARATOR)) {
+            while ($tokens->is("\\")) {
                $name .= '\\' . $tokens->next()->get(T_STRING);
                $tokens->next();
            }
@ -1260,7 +1269,7 @@ class Template extends Render
     * @throws Error\UnexpectedTokenException
     * @return string
     */
-    public function parseScalar(Tokenizer $tokens)
+    public function parseScalar(Tokenizer $tokens): string
    {
        $token = $tokens->key();
        switch ($token) {
@ -1284,7 +1293,7 @@ class Template extends Render
     * @throws UnexpectedTokenException
     * @return string
     */
-    public function parseQuote(Tokenizer $tokens)
+    public function parseQuote(Tokenizer $tokens): string
    {
        if ($tokens->is('"')) {
            $stop = $tokens->current();
@ -1348,29 +1357,30 @@ class Template extends Render
     *
     * @param Tokenizer $tokens
     * @param                    $value
-     * @throws \LogicException
-     * @throws \Exception
     * @return string
+     * @throws CompileException
     */
-    public function parseModifier(Tokenizer $tokens, $value)
+    public function parseModifier(Tokenizer $tokens, $value): string
    {
        while ($tokens->is("|")) {
            $modifier = $tokens->getNext(Tokenizer::MACRO_STRING);
-            if ($tokens->isNext(T_DOUBLE_COLON, T_NS_SEPARATOR)) {
+            if ($tokens->isNext(T_DOUBLE_COLON, "\\")) {
                $mods = $this->parseStatic($tokens);
            } else {
                $mods = $this->_fenom->getModifier($modifier, $this);
                if (!$mods) {
-                    throw new \Exception("Modifier " . $tokens->current() . " not found");
+                    throw new CompileException("Modifier " . $tokens->current() . " not found");
                }
                $tokens->next();
            }

            $args = array();
            while ($tokens->is(":")) {
-                if (($args[] = $this->parseTerm($tokens->next(), $is_var, 0)) === false) {
+                $term = $this->parseTerm($tokens->next(), $is_var, 0);
+                if ($term === "") {
                    throw new UnexpectedTokenException($tokens);
                }
+                $args[] = $term;
            }

            if (!is_string($mods)) { // dynamic modifier
@ -1392,11 +1402,11 @@ class Template extends Render
     * [1, 2.3, 5+7/$var, 'string', "str {$var+3} ing", $var2, []]
     *
     * @param Tokenizer $tokens
-     * @param int $count amount of elements
-     * @throws Error\UnexpectedTokenException
+     * @param int $count number of elements
     * @return string
+     * @throws Error\UnexpectedTokenException
     */
-    public function parseArray(Tokenizer $tokens, &$count = 0)
+    public function parseArray(Tokenizer $tokens, int &$count = 0): string
    {
        if ($tokens->is("[")) {
            $arr = array();
@ -1433,7 +1443,7 @@ class Template extends Render
     * @return string
     * @throws InvalidUsageException
     */
-    public function parseMacroCall(Tokenizer $tokens, $name)
+    public function parseMacroCall(Tokenizer $tokens, $name): string
    {
        $recursive = false;
        $macro     = false;
@ -1481,18 +1491,18 @@ class Template extends Render
     * @param Tokenizer $tokens
     * @throws \LogicException
     * @throws \RuntimeException
-     * @return string
+     * @return callable
     */
-    public function parseStatic(Tokenizer $tokens)
+    public function parseStatic(Tokenizer $tokens): callable
    {
        if ($this->_options & Fenom::DENY_STATICS) {
            throw new \LogicException("Static methods are disabled");
        }
-        $tokens->skipIf(T_NS_SEPARATOR);
+        $tokens->skipIf("\\");
        $name = "";
        if ($tokens->is(T_STRING)) {
            $name .= $tokens->getAndNext();
-            while ($tokens->is(T_NS_SEPARATOR)) {
+            while ($tokens->is("\\")) {
                $name .= '\\' . $tokens->next()->get(T_STRING);
                $tokens->next();
            }
@ -1512,7 +1522,7 @@ class Template extends Render
     * @param Tokenizer $tokens
     * @return string
     */
-    public function parseArgs(Tokenizer $tokens)
+    public function parseArgs(Tokenizer $tokens): string
    {
        $_args = "(";
        $tokens->next();
@ -1555,10 +1565,10 @@ class Template extends Render
     * Parse first unnamed argument
     *
     * @param Tokenizer $tokens
-     * @param string $static
-     * @return mixed|string
+     * @param string|null $static
+     * @return string
     */
-    public function parsePlainArg(Tokenizer $tokens, &$static)
+    public function parsePlainArg(Tokenizer $tokens, ?string &$static = null): string
    {
        if ($tokens->is(T_CONSTANT_ENCAPSED_STRING)) {
            if ($tokens->isNext('|')) {
@ -1578,10 +1588,8 @@ class Template extends Render
     * Parse parameters as $key=$value
     * param1=$var param2=3 ...
     *
-     * @static
     * @param Tokenizer $tokens
-     * @param array $defaults
-     * @throws \Exception
+     * @param array|null $defaults
     * @return array
     */
    public function parseParams(Tokenizer $tokens, array $defaults = null)
--- a/src/Fenom/Tokenizer.php
+++ b/src/Fenom/Tokenizer.php
@ -19,9 +19,6 @@ use Fenom\Error\UnexpectedTokenException;
 *  - Line number of the token
 *
 * @see http://php.net/tokenizer
- * @property array $prev the previous token
- * @property array $curr the current token
- * @property array $next the next token
 *
 * @package    Fenom
 * @author     Ivan Shalganov <a.cobest@gmail.com>
@ -70,18 +67,18 @@ class Tokenizer
     */
    const MACRO_COND = 1008;

-    public $tokens;
-    public $p = 0;
-    public $quotes = 0;
-    private $_max = 0;
-    private $_last_no = 0;
+    public array $tokens;
+    public int $p = 0;
+    public int $quotes = 0;
+    private int $_max;
+    private mixed $_last_no;

    /**
     * @see http://docs.php.net/manual/en/tokens.php
     * @var array groups of tokens
     */
-    public static $macros = array(
-        self::MACRO_STRING  => array(
+    public static array $macros = [
+        self::MACRO_STRING  => [
            \T_ABSTRACT      => 1, \T_ARRAY         => 1, \T_AS            => 1, \T_BREAK         => 1,
            \T_CASE          => 1, \T_CATCH         => 1, \T_CLASS         => 1,
            \T_CLASS_C       => 1, \T_CLONE         => 1, \T_CONST         => 1, \T_CONTINUE      => 1,
@ -92,23 +89,24 @@ class Tokenizer
            \T_EXTENDS       => 1, \T_FILE          => 1, \T_FINAL         => 1, \T_FOR           => 1,
            \T_FOREACH       => 1, \T_FUNCTION      => 1, \T_FUNC_C        => 1, \T_GLOBAL        => 1,
            \T_GOTO          => 1, \T_HALT_COMPILER => 1, \T_IF            => 1, \T_IMPLEMENTS    => 1,
-            \T_INCLUDE       => 1, \T_INCLUDE_ONCE  => 1, \T_INSTANCEOF    => 1, 341 /* T_INSTEADOF */ => 1,
+            \T_INCLUDE       => 1, \T_INCLUDE_ONCE  => 1, \T_INSTANCEOF    => 1, \T_INSTEADOF     => 1,
            \T_INTERFACE     => 1, \T_ISSET         => 1, \T_LINE          => 1, \T_LIST          => 1,
            \T_LOGICAL_AND   => 1, \T_LOGICAL_OR    => 1, \T_LOGICAL_XOR   => 1, \T_METHOD_C      => 1,
+            \T_MATCH         => 1,
            \T_NAMESPACE     => 1, \T_NS_C          => 1, \T_NEW           => 1, \T_PRINT         => 1,
            \T_PRIVATE       => 1, \T_PUBLIC        => 1, \T_PROTECTED     => 1, \T_REQUIRE       => 1,
-            \T_REQUIRE_ONCE  => 1, \T_RETURN        => 1, \T_RETURN        => 1, \T_STRING        => 1,
-            \T_SWITCH        => 1, \T_THROW         => 1, 355 /* T_TRAIT */   => 1, 365 /* T_TRAIT_C */ => 1,
+            \T_REQUIRE_ONCE  => 1, \T_RETURN        => 1,                        \T_STRING        => 1,
+            \T_SWITCH        => 1, \T_THROW         => 1, \T_TRAIT         => 1, \T_TRAIT_C => 1,
            \T_TRY           => 1, \T_UNSET         => 1, \T_USE           => 1, \T_VAR           => 1,
-            \T_WHILE         => 1, 267 /* T_YIELD */ => 1
-        ),
-        self::MACRO_INCDEC  => array(
+            \T_WHILE         => 1, \T_YIELD         => 1, \T_YIELD_FROM    => 1
+        ],
+        self::MACRO_INCDEC  => [
            \T_INC => 1, \T_DEC => 1
-        ),
-        self::MACRO_UNARY   => array(
+        ],
+        self::MACRO_UNARY   => [
            "!" => 1, "~" => 1, "-" => 1
-        ),
-        self::MACRO_BINARY  => array(
+        ],
+        self::MACRO_BINARY  => [
            \T_BOOLEAN_AND         => 1, \T_BOOLEAN_OR          => 1, \T_IS_GREATER_OR_EQUAL => 1,
            \T_IS_EQUAL            => 1, \T_IS_IDENTICAL        => 1, \T_IS_NOT_EQUAL        => 1,
            \T_IS_NOT_IDENTICAL    => 1, \T_IS_SMALLER_OR_EQUAL => 1, \T_LOGICAL_AND         => 1,
@ -117,36 +115,36 @@ class Tokenizer
            "*"                    => 1, "/"                    => 1, ">"                    => 1,
            "<"                    => 1, "^"                    => 1, "%"                    => 1,
            "&"                    => 1
-        ),
-        self::MACRO_BOOLEAN => array(
+        ],
+        self::MACRO_BOOLEAN => [
            \T_LOGICAL_OR  => 1, \T_LOGICAL_XOR => 1,
            \T_BOOLEAN_AND => 1, \T_BOOLEAN_OR  => 1,
            \T_LOGICAL_AND => 1
-        ),
-        self::MACRO_MATH    => array(
+        ],
+        self::MACRO_MATH    => [
            "+" => 1, "-" => 1, "*" => 1,
            "/" => 1, "^" => 1, "%" => 1,
            "&" => 1, "|" => 1
-        ),
-        self::MACRO_COND    => array(
+        ],
+        self::MACRO_COND    => [
            \T_IS_EQUAL            => 1, \T_IS_IDENTICAL        => 1, ">"                    => 1,
            "<"                    => 1, \T_SL                  => 1, \T_SR                  => 1,
            \T_IS_NOT_EQUAL        => 1, \T_IS_NOT_IDENTICAL    => 1, \T_IS_SMALLER_OR_EQUAL => 1,
-        ),
-        self::MACRO_EQUALS  => array(
+        ],
+        self::MACRO_EQUALS  => [
            \T_AND_EQUAL   => 1, \T_DIV_EQUAL   => 1, \T_MINUS_EQUAL => 1,
            \T_MOD_EQUAL   => 1, \T_MUL_EQUAL   => 1, \T_OR_EQUAL    => 1,
            \T_PLUS_EQUAL  => 1, \T_SL_EQUAL    => 1, \T_SR_EQUAL    => 1,
            \T_XOR_EQUAL   => 1, '='            => 1,
-        ),
-        self::MACRO_SCALAR  => array(
+        ],
+        self::MACRO_SCALAR  => [
            \T_LNUMBER                  => 1,
            \T_DNUMBER                  => 1,
            \T_CONSTANT_ENCAPSED_STRING => 1
-        )
-    );
+        ]
+    ];

-    public static $description = array(
+    public static array $description = [
        self::MACRO_STRING  => 'string',
        self::MACRO_INCDEC  => 'increment/decrement operator',
        self::MACRO_UNARY   => 'unary operator',
@ -156,27 +154,34 @@ class Tokenizer
        self::MACRO_COND    => 'conditional operator',
        self::MACRO_EQUALS  => 'equal operator',
        self::MACRO_SCALAR  => 'scalar value'
-    );
+    ];

    /**
     * Special tokens
     * @var array
     */
-    private static $spec = array(
+    private static array $spec = [
        'true'  => 1,
        'false' => 1,
        'null'  => 1,
        'TRUE'  => 1,
        'FALSE' => 1,
        'NULL'  => 1
-    );
+    ];
+
+    private ?array $_next;
+    private ?array $_prev;
+    private ?array $_curr;

    /**
-     * @param $query
+     * @param string $query
     */
-    public function __construct($query)
+    public function __construct(string $query)
    {
-        $tokens  = array(-1 => array(\T_WHITESPACE, '', '', 1));
+        $this->_curr = null;
+        $this->_next = null;
+        $this->_prev = null;
+        $tokens  = [-1 => [\T_WHITESPACE, '', '', 1]];
        $_tokens = token_get_all("<?php " . $query);
        $line    = 1;
        array_shift($_tokens);
@ -186,16 +191,39 @@ class Tokenizer
                if ($token === '"' || $token === "'" || $token === "`") {
                    $this->quotes++;
                }
-                $token = array(
+                $token = [
                    $token,
                    $token,
                    $line,
-                );
+                ];
            } elseif ($token[0] === \T_WHITESPACE) {
                $tokens[$i - 1][2] = $token[1];
                continue;
+            } elseif ($token[0] === \T_NAME_FULLY_QUALIFIED || $token[0] === \T_NAME_QUALIFIED || $token[0] === \T_NAME_RELATIVE) {
+                $parts = explode("\\", $token[1]);
+                for ($k = 0; $k < count($parts); $k++) {
+                    if ($parts[$k] !== "") {
+                        $tokens[] = [
+                            T_STRING,
+                            $parts[$k],
+                            "",
+                            $line = $token[2]
+                        ];
+                        $i++;
+                    }
+                    if (isset($parts[$k], $parts[$k+1])) {
+                        $tokens[] = [
+                            "\\",
+                            "\\",
+                            "",
+                            $line = $token[2]
+                        ];
+                        $i++;
+                    }
+                }
+                continue;
            } elseif ($token[0] === \T_DNUMBER) { // fix .1 and 1.
-                if(strpos($token[1], '.') === 0) {
+                if(str_starts_with($token[1], '.')) {
                    $tokens[] = array(
                        '.',
                        '.',
@ -239,9 +267,9 @@ class Tokenizer
    /**
     * Is incomplete mean some string not closed
     *
-     * @return int
+     * @return bool
     */
-    public function isIncomplete()
+    public function isIncomplete(): bool
    {
        return ($this->quotes % 2) || ($this->tokens[$this->_max][0] === T_ENCAPSED_AND_WHITESPACE);
    }
@ -252,9 +280,10 @@ class Tokenizer
     * @link http://php.net/manual/en/iterator.current.php
     * @return mixed Can return any type.
     */
-    public function current()
+    public function current(): mixed
    {
-        return $this->curr ? $this->curr[1] : null;
+        $curr = $this->currToken();
+        return $curr ? $curr[1] : null;
    }

    /**
@ -263,13 +292,13 @@ class Tokenizer
     * @link http://php.net/manual/en/iterator.next.php
     * @return Tokenizer
     */
-    public function next()
+    public function next(): static
    {
        if ($this->p > $this->_max) {
            return $this;
        }
        $this->p++;
-        unset($this->prev, $this->curr, $this->next);
+        $this->cleanTokenCache();
        return $this;
    }

@ -277,10 +306,10 @@ class Tokenizer
     * Check token type. If token type is one of expected types return true. Otherwise return false
     *
     * @param array $expects
-     * @param string|int $token
+     * @param int|string $token
     * @return bool
     */
-    private function _valid($expects, $token)
+    private function _valid(array $expects, int|string $token): bool
    {
        foreach ($expects as $expect) {
            if (is_string($expect) || $expect < 1000) {
@ -300,13 +329,13 @@ class Tokenizer
    /**
     * If the next token is a valid one, move the position of cursor one step forward. Otherwise throws an exception.
     * @param array $tokens
-     * @throws UnexpectedTokenException
     * @return mixed
+     * @throws UnexpectedTokenException
     */
-    public function _next($tokens)
+    public function _next(array $tokens): void
    {
        $this->next();
-        if (!$this->curr) {
+        if (!$this->currToken()) {
            throw new UnexpectedTokenException($this, $tokens);
        }
        if ($tokens) {
@ -323,7 +352,7 @@ class Tokenizer
     * Fetch next specified token or throw an exception
     * @return mixed
     */
-    public function getNext( /*int|string $token1, int|string $token2, ... */)
+    public function getNext( /*int|string $token1, int|string $token2, ... */): mixed
    {
        $this->_next(func_get_args());
        return $this->current();
@ -333,9 +362,10 @@ class Tokenizer
     * @param $token
     * @return bool
     */
-    public function isNextToken($token)
+    public function isNextToken($token): bool
    {
-        return $this->next ? $this->next[1] == $token : false;
+        $next = $this->nextToken();
+        return $next && $next[1] == $token;
    }

    /**
@ -343,10 +373,11 @@ class Tokenizer
     * @return mixed
     * @throws UnexpectedTokenException
     */
-    public function getAndNext( /* $token1, ... */)
+    public function getAndNext( /* $token1, ... */): mixed
    {
-        if ($this->curr) {
-            $cur = $this->curr[1];
+        $curr = $this->currToken();
+        if ($curr) {
+            $cur = $curr[1];
            $this->next();
            return $cur;
        } else {
@ -359,9 +390,10 @@ class Tokenizer
     * @param $token1
     * @return bool
     */
-    public function isNext($token1 /*, ...*/)
+    public function isNext($token1 /*, ...*/): bool
    {
-        return $this->next && $this->_valid(func_get_args(), $this->next[0]);
+        $next = $this->nextToken();
+        return $next && $this->_valid(func_get_args(), $next[0]);
    }

    /**
@ -369,9 +401,10 @@ class Tokenizer
     * @param $token1
     * @return bool
     */
-    public function is($token1 /*, ...*/)
+    public function is($token1 /*, ...*/): bool
    {
-        return $this->curr && $this->_valid(func_get_args(), $this->curr[0]);
+        $curr = $this->currToken();
+        return $curr && $this->_valid(func_get_args(), $curr[0]);
    }

    /**
@ -379,22 +412,24 @@ class Tokenizer
     * @param $token1
     * @return bool
     */
-    public function isPrev($token1 /*, ...*/)
+    public function isPrev($token1 /*, ...*/): bool
    {
-        return $this->prev && $this->_valid(func_get_args(), $this->prev[0]);
+        $prev = $this->prevToken();
+        return $prev && $this->_valid(func_get_args(), $prev[0]);
    }

    /**
     * Get specified token
     *
-     * @param string|int $token1
-     * @throws UnexpectedTokenException
+     * @param int|string $token1
     * @return mixed
+     *@throws UnexpectedTokenException
     */
-    public function get($token1 /*, $token2 ...*/)
+    public function get(int|string $token1 /*, $token2 ...*/): mixed
    {
-        if ($this->curr && $this->_valid(func_get_args(), $this->curr[0])) {
-            return $this->curr[1];
+        $curr = $this->currToken();
+        if ($curr && $this->_valid(func_get_args(), $curr[0])) {
+            return $curr[1];
        } else {
            throw new UnexpectedTokenException($this, func_get_args());
        }
@ -404,21 +439,21 @@ class Tokenizer
     * Step back
     * @return Tokenizer
     */
-    public function back()
+    public function back(): static
    {
        if ($this->p === 0) {
            return $this;
        }
        $this->p--;
-        unset($this->prev, $this->curr, $this->next);
+        $this->cleanTokenCache();
        return $this;
    }

    /**
-     * @param $token1
+     * @param int|string $token1
     * @return bool
     */
-    public function hasBackList($token1 /*, $token2 ...*/)
+    public function hasBackList(int|string $token1 /*, $token2 ...*/): bool
    {
        $tokens = func_get_args();
        $c      = $this->p;
@ -431,27 +466,38 @@ class Tokenizer
        return true;
    }

-    /**
-     * Lazy load properties
-     *
-     * @param string $key
-     * @return mixed
-     */
-    public function __get($key)
+    public function prevToken(): mixed
    {
-        switch ($key) {
-            case 'curr':
-                return $this->curr = ($this->p <= $this->_max) ? $this->tokens[$this->p] : null;
-            case 'next':
-                return $this->next = ($this->p + 1 <= $this->_max) ? $this->tokens[$this->p + 1] : null;
-            case 'prev':
-                return $this->prev = $this->p ? $this->tokens[$this->p - 1] : null;
-            default:
-                return $this->$key = null;
+        if ($this->_prev) {
+            return $this->_prev;
        }
+        return $this->_prev = $this->p ? $this->tokens[$this->p - 1] : null;
    }

-    public function count()
+    public function currToken(): mixed
+    {
+        if ($this->_curr !== null) {
+            return $this->_curr;
+        }
+        return $this->_curr = ($this->p <= $this->_max) ? $this->tokens[$this->p] : null;
+    }
+
+    public function nextToken(): mixed
+    {
+        if ($this->_next) {
+            return $this->_next;
+        }
+        return $this->_next = ($this->p + 1 <= $this->_max) ? $this->tokens[$this->p + 1] : null;
+    }
+
+    protected function cleanTokenCache(): void
+    {
+        $this->_prev = null;
+        $this->_curr = null;
+        $this->_next = null;
+    }
+
+    public function count(): int
    {
        return $this->_max;
    }
@ -460,9 +506,10 @@ class Tokenizer
     * Return the key of the current element
     * @return mixed scalar on success, or null on failure.
     */
-    public function key()
+    public function key(): mixed
    {
-        return $this->curr ? $this->curr[0] : null;
+        $curr = $this->currToken();
+        return $curr ? $curr[0] : null;
    }

    /**
@ -470,18 +517,18 @@ class Tokenizer
     * @return boolean The return value will be casted to boolean and then evaluated.
     *       Returns true on success or false on failure.
     */
-    public function valid()
+    public function valid(): bool
    {
-        return (bool)$this->curr;
+        return (bool)$this->currToken();
    }

    /**
     * Get token name
     * @static
-     * @param int|string $token
-     * @return string
+     * @param mixed $token
+     * @return string|null
     */
-    public static function getName($token)
+    public static function getName(mixed $token): ?string
    {
        if (is_string($token)) {
            return $token;
@ -500,10 +547,11 @@ class Tokenizer
     * @throws UnexpectedTokenException
     * @return Tokenizer
     */
-    public function skip( /*$token1, $token2, ...*/)
+    public function skip( /*$token1, $token2, ...*/): static
    {
        if (func_num_args()) {
-            if ($this->curr && $this->_valid(func_get_args(), $this->curr[0])) {
+            $curr = $this->currToken();
+            if ($curr && $this->_valid(func_get_args(), $curr[0])) {
                $this->next();
                return $this;
            } else {
@ -521,9 +569,10 @@ class Tokenizer
     * @param int|string $token1
     * @return Tokenizer
     */
-    public function skipIf($token1 /*, $token2, ...*/)
+    public function skipIf(int|string $token1 /*, $token2, ...*/): static
    {
-        if ($this->curr && $this->_valid(func_get_args(), $this->curr[0])) {
+        $curr = $this->currToken();
+        if ($curr && $this->_valid(func_get_args(), $curr[0])) {
            $this->next();
        }
        return $this;
@ -536,9 +585,10 @@ class Tokenizer
     * @return Tokenizer
     * @throws UnexpectedTokenException
     */
-    public function need($token1 /*, $token2, ...*/)
+    public function need(int|string $token1 /*, $token2, ...*/): static
    {
-        if ($this->curr && $this->_valid(func_get_args(), $this->curr[0])) {
+        $curr = $this->currToken();
+        if ($curr && $this->_valid(func_get_args(), $curr[0])) {
            return $this;
        } else {
            throw new UnexpectedTokenException($this, func_get_args());
@ -551,7 +601,7 @@ class Tokenizer
     * @param int $after count tokens after current token
     * @return array
     */
-    public function getSnippet($before = 0, $after = 0)
+    public function getSnippet(int $before = 0, int $after = 0): array
    {
        $from = 0;
        $to   = $this->p;
@ -594,7 +644,7 @@ class Tokenizer
     * @param int $after
     * @return string
     */
-    public function getSnippetAsString($before = 0, $after = 0)
+    public function getSnippetAsString(int $before = 0, int $after = 0): string
    {
        $str = "";
        foreach ($this->getSnippet($before, $after) as $token) {
@ -607,7 +657,7 @@ class Tokenizer
     * Check if current is special value: true, TRUE, false, FALSE, null, NULL
     * @return bool
     */
-    public function isSpecialVal()
+    public function isSpecialVal(): bool
    {
        return isset(self::$spec[$this->current()]);
    }
@ -616,7 +666,7 @@ class Tokenizer
     * Check if the token is last
     * @return bool
     */
-    public function isLast()
+    public function isLast(): bool
    {
        return $this->p === $this->_max;
    }
@ -624,10 +674,10 @@ class Tokenizer
    /**
     * Move pointer to the end
     */
-    public function end()
+    public function end(): static
    {
        $this->p = $this->_max;
-        unset($this->prev, $this->curr, $this->next);
+        $this->cleanTokenCache();
        return $this;
    }

@ -635,23 +685,26 @@ class Tokenizer
     * Return line number of the current token
     * @return mixed
     */
-    public function getLine()
+    public function getLine(): mixed
    {
-        return $this->curr ? $this->curr[3] : $this->_last_no;
+        $curr = $this->currToken();
+        return $curr ? $curr[3] : $this->_last_no;
    }

    /**
     * Is current token whitespaced, means previous token has whitespace characters
     * @return bool
     */
-    public function isWhiteSpaced()
+    public function isWhiteSpaced(): bool
    {
-        return $this->prev ? (bool)$this->prev[2] : false;
+        $prev = $this->prevToken();
+        return $prev && $prev[2];
    }

    public function getWhitespace()
    {
-        return $this->curr ? $this->curr[2] : false;
+        $curr = $this->currToken();
+        return $curr ? $curr[2] : false;
    }

    /**
@ -659,10 +712,10 @@ class Tokenizer
     * @param int $p
     * @return $this
     */
-    public function seek($p)
+    public function seek(int $p): static
    {
        $this->p = $p;
-        unset($this->prev, $this->curr, $this->next);
+        $this->cleanTokenCache();
        return $this;
    }
 }
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@ -3,13 +3,17 @@ namespace Fenom;

 use Fenom, Fenom\Provider as FS;

+class CustomFenom extends Fenom {
+    public mixed $prop;
+}
+
 class TestCase extends \PHPUnit\Framework\TestCase
 {
    public $template_path = 'template';
    /**
-     * @var Fenom
+     * @var CustomFenom
     */
-    public $fenom;
+    public CustomFenom $fenom;

    public $values;

@ -53,7 +57,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
        return FENOM_RESOURCES . '/compile';
    }

-    public function setUp()
+    public function setUp(): void
    {
        if (!file_exists($this->getCompilePath())) {
            mkdir($this->getCompilePath(), 0777, true);
@ -61,7 +65,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
            FS::clean($this->getCompilePath());
        }

-        $this->fenom = Fenom::factory(FENOM_RESOURCES . '/' . $this->template_path, $this->getCompilePath());
+        $this->fenom = CustomFenom::factory(FENOM_RESOURCES . '/' . $this->template_path, $this->getCompilePath());
        $this->fenom->addProvider('persist', new Provider(FENOM_RESOURCES . '/provider'));
        $this->fenom->addModifier('dots', __CLASS__ . '::dots');
        $this->fenom->addModifier('concat', __CLASS__ . '::concat');
@ -89,7 +93,7 @@ class TestCase extends \PHPUnit\Framework\TestCase

    public static function inlineFunction($params)
    {
-        return isset($params["text"]) ? $params["text"] : "";
+        return $params["text"] ?? "";
    }

    public static function blockFunction($params, $text)
@ -97,7 +101,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
        return $text;
    }

-    public static function setUpBeforeClass()
+    public static function setUpBeforeClass(): void
    {
        if (!file_exists(FENOM_RESOURCES . '/template')) {
            mkdir(FENOM_RESOURCES . '/template', 0777, true);
@ -106,7 +110,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
        }
    }

-    public function tpl($name, $code)
+    public function tpl($name, $code): float
    {
        $dir = dirname($name);
        if ($dir != "." && !is_dir(FENOM_RESOURCES . '/template/' . $dir)) {
@ -168,7 +172,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
        $this->fenom->setOptions($options);
        try {
            $this->fenom->compileCode($code, "inline.tpl");
-        } catch (\Exception $e) {
+        } catch (\Throwable $e) {
            $this->assertSame($exception, get_class($e), "Exception $code");
            $this->assertStringStartsWith($message, $e->getMessage());
            $this->fenom->setOptions($opt);
@ -180,7 +184,11 @@ class TestCase extends \PHPUnit\Framework\TestCase

    public function assertRender($tpl, $result, array $vars = array(), $debug = false)
    {
-        $template = $this->fenom->compileCode($tpl);
+        try {
+            $template = $this->fenom->compileCode($tpl);
+        } catch (\Throwable $e) {
+            throw new \RuntimeException("Template failed: $tpl",0 , $e);
+        }
        if ($debug) {
            print_r("\nDEBUG $tpl:\n" . $template->getBody());
        }
@ -233,7 +241,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
        );
    }

-    public function providerVariables()
+    public static function providerVariables()
    {
        return array(
            array('$one', 1),
@ -300,7 +308,8 @@ class Helper

    const CONSTANT = "helper.class.const";

-    public $word = 'helper';
+    public string $word = 'helper';
+    public Helper $self;

    public function __construct($word)
    {
@ -325,6 +334,13 @@ class Helper
    public function getArray() {
        return array(1,2,3);
    }
+
+    /**
+     * @throws \Exception
+     */
+    public static function throws() {
+        throw new \Exception("helper exception");
+    }
 }

 function helper_func($string, $pad = 10) {
--- a/tests/autoload.php
+++ b/tests/autoload.php
@ -1,11 +1,7 @@
 <?php

 require(__DIR__ . "/../src/Fenom.php");
-Fenom::registerAutoload();
-
-if(!class_exists('\PHPUnit_Framework_TestCase') && class_exists('\PHPUnit\Framework\TestCase')) {
-    class_alias('\PHPUnit\Framework\TestCase', '\PHPUnit_Framework_TestCase');
-}
+//Fenom::registerAutoload();

 define('FENOM_RESOURCES', __DIR__ . "/resources");

--- a/tests/cases/Fenom/AccessorTest.php
+++ b/tests/cases/Fenom/AccessorTest.php
@ -132,7 +132,8 @@ class AccessorTest  extends TestCase
     * @group issue260
     */
    public function testBug260() {
-        $this->fenom->compileCode('{$.php.Fenom::factory()->addModifier("intval", "intval")}');
+        $t = $this->fenom->compileCode('{$.php.Fenom::factory()->addModifier("intval", "intval")}');
+        $this->assertInstanceOf(Template::class, $t);
    }


@ -236,15 +237,28 @@ class AccessorTest  extends TestCase
        $this->execError($tpl, $exception, $message);
    }

-    public function getThree() {
+    public static function getThree(): int
+    {
        return 3;
    }

+    public static function getThreeArray(): array
+    {
+        return ["three" => 3];
+    }
+
+    public static function getThreeCb(): callable
+    {
+        return fn() => 3;
+    }
+
+    public static int $three = 3;
+
    public static function providerSmartAccessor() {
        return array(
-            array('acc', '$tpl->getStorage()->test->values', \Fenom::ACCESSOR_VAR, '{$.acc.three}', '3'),
-            array('acc', '$tpl->getStorage()->test->getThree', \Fenom::ACCESSOR_CALL, '{$.acc()}', '3'),
-            array('acc', 'three', \Fenom::ACCESSOR_PROPERTY, '{$.acc}', '3'),
+            array('acc', '\Fenom\AccessorTest::getThreeArray()', \Fenom::ACCESSOR_VAR, '{$.acc.three}', '3'),
+            array('acc', '\Fenom\AccessorTest::getThreeCb()', \Fenom::ACCESSOR_CALL, '{$.acc()}', '3'),
+            array('acc', 'prop', \Fenom::ACCESSOR_PROPERTY, '{$.acc}', 'something'),
            array('acc', 'templateExists', \Fenom::ACCESSOR_METHOD, '{$.acc("persist:pipe.tpl")}', '1')
        );
    }
@ -259,8 +273,7 @@ class AccessorTest  extends TestCase
     * @param $result
     */
    public function testSmartAccessor($name, $accessor, $type, $code, $result) {
-        $this->fenom->test = $this;
-        $this->fenom->three = 3;
+        $this->fenom->prop = "something";
        $this->fenom->addAccessorSmart($name, $accessor, $type);
        $this->assertRender($code, $result, $this->getVars());
    }
--- a/tests/cases/Fenom/CustomProviderTest.php
+++ b/tests/cases/Fenom/CustomProviderTest.php
@ -6,7 +6,7 @@ namespace Fenom;
 class CustomProviderTest extends TestCase
 {

-    public function setUp()
+    public function setUp(): void
    {
        parent::setUp();
        $this->fenom->addProvider("my", new Provider(FENOM_RESOURCES . '/provider'));
--- a/tests/cases/Fenom/FunctionsTest.php
+++ b/tests/cases/Fenom/FunctionsTest.php
@ -21,7 +21,7 @@ class FunctionsTest extends TestCase
        return $a + $i;
    }

-    public function setUp()
+    public function setUp(): void
    {
        parent::setUp();
        $this->fenom->addFunctionSmart('sum', __CLASS__ . '::functionSum');
--- a/tests/cases/Fenom/MacrosTest.php
+++ b/tests/cases/Fenom/MacrosTest.php
@ -4,7 +4,7 @@ namespace Fenom;
 class MacrosTest extends TestCase
 {

-    public function setUp()
+    public function setUp(): void
    {
        parent::setUp();
        $this->tpl("math.tpl",
@ -115,12 +115,10 @@ class MacrosTest extends TestCase
        );
    }

-    /**
-     * @expectedExceptionMessage Undefined macro 'plus'
-     * @expectedException \Fenom\Error\CompileException
-     */
    public function testImportMiss()
    {
+        $this->expectException(exception: \Fenom\Error\CompileException::class);
+        $this->expectExceptionMessage("Undefined macro 'plus'");
        $tpl = $this->fenom->compile('import_miss.tpl');

        $this->assertSame(
--- a/tests/cases/Fenom/ProviderTest.php
+++ b/tests/cases/Fenom/ProviderTest.php
@ -11,7 +11,7 @@ class ProviderTest extends TestCase
     */
    public $provider;

-    public function setUp()
+    public function setUp(): void
    {
        parent::setUp();
        $this->tpl("template1.tpl", 'Template 1 {$a}');
@ -30,6 +30,7 @@ class ProviderTest extends TestCase

    public function testGetSource()
    {
+        $time = 0.0;
        clearstatcache();
        $src = $this->provider->getSource("template1.tpl", $time);
        clearstatcache();
@ -37,11 +38,9 @@ class ProviderTest extends TestCase
        $this->assertEquals(filemtime(FENOM_RESOURCES . '/template/template1.tpl'), $time);
    }

-    /**
-     * @expectedException \RuntimeException
-     */
    public function testGetSourceInvalid()
    {
+        $this->expectException(\RuntimeException::class);
        $this->provider->getSource("unexists.tpl", $time);
    }

@ -52,11 +51,9 @@ class ProviderTest extends TestCase
        $this->assertEquals(filemtime(FENOM_RESOURCES . '/template/template1.tpl'), $time);
    }

-    /**
-     * @expectedException \RuntimeException
-     */
    public function testGetLastModifiedInvalid()
    {
+        $this->expectException(\RuntimeException::class);
        $this->provider->getLastModified("unexists.tpl");
    }

--- a/tests/cases/Fenom/RenderTest.php
+++ b/tests/cases/Fenom/RenderTest.php
@ -12,7 +12,7 @@ class RenderTest extends TestCase
     */
    public static $render;

-    public static function setUpBeforeClass()
+    public static function setUpBeforeClass(): void
    {
        self::$render = new Render(Fenom::factory("."), function ($tpl) {
            echo "It is render's function " . $tpl["render"];
@ -44,12 +44,9 @@ class RenderTest extends TestCase
        $this->assertSame("It is render's function fetch", self::$render->fetch(array("render" => "fetch")));
    }

-    /**
-     * @expectedException     \RuntimeException
-     * @expectedExceptionMessage template error
-     */
    public function testFetchException()
    {
+        $this->expectException(Fenom\Error\TemplateException::class);
        $render = new Render(Fenom::factory("."), function () {
            echo "error";
            throw new \RuntimeException("template error");
--- a/tests/cases/Fenom/SandboxTest.php
+++ b/tests/cases/Fenom/SandboxTest.php
@ -1,35 +0,0 @@
-<?php
-
-namespace Fenom;
-
-
-class SandboxTest extends TestCase {
-
-    /**
-     * @group sb
-     */
-    public function test()
-    {
-//        return;
-//        $this->fenom->setOptions(\Fenom::FORCE_VERIFY);
-//        $this->fenom->addAccessorSmart('q', 'Navi::$q', \Fenom::ACCESSOR_VAR);
-//        $this->assertEquals([1, 2, 4, "as" => 767, "df" => ["qert"]], [1, 2, 4, "as" => 767, "df" => ["qet"]]);
-//        $this->fenom->addBlockCompiler('php', 'Fenom\Compiler::nope', function ($tokens, Tag $tag) {
-//            return '<?php ' . $tag->cutContent();
-//        });
-//        $this->tpl('welcome.tpl', '{$a}');
-//            var_dump($this->fenom->compileCode('{set $a=$one|min:0..$three|max:4}')->getBody());
-
-//        try {
-//            var_dump($this->fenom->compileCode('{foreach $a as $k}A{$k:first}{foreachelse}B{/foreach}')->getBody());
-//        } catch (\Exception $e) {
-//            print_r($e->getMessage() . "\n" . $e->getTraceAsString());
-//            while ($e->getPrevious()) {
-//                $e = $e->getPrevious();
-//                print_r("\n\n" . $e->getMessage() . " in {$e->getFile()}:{$e->getLine()}\n" . $e->getTraceAsString());
-//            }
-//        }
-//        exit;
-    }
-
-} 
--- a/tests/cases/Fenom/ScopeTest.php
+++ b/tests/cases/Fenom/ScopeTest.php
@ -1,36 +0,0 @@
-<?php
-namespace Fenom;
-
-class ScopeTest extends TestCase
-{
-    public function openTag($tokenizer, $scope)
-    {
-        $this->assertInstanceOf('Fenom\Tokenizer', $tokenizer);
-        $this->assertInstanceOf('Fenom\Scope', $scope);
-        $scope["value"] = true;
-        return "open-tag";
-    }
-
-    public function closeTag($tokenizer, $scope)
-    {
-        $this->assertInstanceOf('Fenom\Tokenizer', $tokenizer);
-        $this->assertInstanceOf('Fenom\Scope', $scope);
-        $this->assertTrue($scope["value"]);
-        return "close-tag";
-    }
-
-    public function testBlock()
-    {
-        /*$scope = new Scope($this->fenom, new Template($this->fenom), 1, array(
-            "open" => array($this, "openTag"),
-            "close" => array($this, "closeTag")
-        ), 0);
-        $tokenizer = new Tokenizer("1+1");
-        $this->assertSame("open-tag /*#{$scope->id}#* /", $scope->open($tokenizer));
-        $this->assertSame("close-tag", $scope->close($tokenizer));
-
-        $content = " some ?> content\n\nwith /*#9999999#* / many\n\tlines";
-        $scope->tpl->_body = "start <?php ".$scope->open($tokenizer)." ?>".$content;
-        $this->assertSame($content, $scope->getContent());*/
-    }
-}
--- a/tests/cases/Fenom/TagOptionTest.php
+++ b/tests/cases/Fenom/TagOptionTest.php
@ -1,14 +0,0 @@
-<?php
-
-namespace Fenom;
-
-
-class TagOptionTest extends TestCase
-{
-
-
-    public function testTrim()
-    {
-
-    }
-} 
--- a/tests/cases/Fenom/TemplateTest.php
+++ b/tests/cases/Fenom/TemplateTest.php
@ -13,7 +13,7 @@ use Fenom\Template,
 class TemplateTest extends TestCase
 {

-    public function setUp()
+    public function setUp(): void
    {
        parent::setUp();
        $this->tpl('welcome.tpl', '<b>Welcome, {$username} ({$email})</b>');
@ -1202,8 +1202,8 @@ class TemplateTest extends TestCase
        $this->values = $vars;
        $this->tpl("insert.tpl", $code);
        $tpl = $this->fenom->getTemplate('insert.tpl');
-        $this->assertSame($result, $tpl->fetch($vars));
-        $this->assertTrue($tpl->isValid());
+        $this->assertSame($result, $tpl->fetch($vars), $code);
+        $this->assertTrue($tpl->isValid(), $code);
    }

    /**
--- a/tests/cases/Fenom/TokenizerTest.php
+++ b/tests/cases/Fenom/TokenizerTest.php
@ -45,7 +45,7 @@ class TokenizerTest extends TestCase
                '  ',
                1
            ),
-            $tokens->curr
+            $tokens->currToken()
        );
        $this->assertSame("resolve", $tokens->getNext($tokens::MACRO_UNARY, T_STRING));

@ -80,6 +80,25 @@ class TokenizerTest extends TestCase
        $this->assertSame('}', $tokens->end()->current());
    }

+    public function testComplexTokens()
+    {
+        $text = "one\\two";
+        $tokens = new Tokenizer($text);
+        $this->assertSame("one", $tokens->current());
+        $this->assertSame("\\", $tokens->next()->current());
+        $this->assertSame("two", $tokens->next()->current());
+        $this->assertFalse($tokens->next()->valid());
+
+        $text = "\\one\\two";
+
+        $tokens = new Tokenizer($text);
+        $this->assertSame("\\", $tokens->current());
+        $this->assertSame("one", $tokens->next()->current());
+        $this->assertSame("\\", $tokens->next()->current());
+        $this->assertSame("two", $tokens->next()->current());
+        $this->assertFalse($tokens->next()->valid());
+    }
+
    public function testSkip()
    {
        $text   = "1 foo: bar ( 3 + double ) ";
@ -106,7 +125,6 @@ class TokenizerTest extends TestCase
        $this->assertSame($tokens, $tokens->next());
        $tokens->p = -1000;
        $this->assertSame($tokens, $tokens->back());
-        $this->assertNull($tokens->undef);
    }

    public function testFixFloats() {
--- a/tests/cases/FenomTest.php
+++ b/tests/cases/FenomTest.php
@ -24,7 +24,7 @@ class FenomTest extends \Fenom\TestCase
        $time  = $this->tpl('temp.tpl', 'Template 1 a');
        $fenom = new Fenom($provider = new \Fenom\Provider(FENOM_RESOURCES . '/template'));
        $fenom->setCompileDir(FENOM_RESOURCES . '/compile');
-        $this->assertInstanceOf('Fenom\Template', $tpl = $fenom->getTemplate('temp.tpl'));
+        $this->assertInstanceOf('Fenom\Render', $tpl = $fenom->getTemplate('temp.tpl'));
        $this->assertSame($provider, $tpl->getProvider());
        $this->assertSame('temp.tpl', $tpl->getBaseName());
        $this->assertSame('temp.tpl', $tpl->getName());
@ -40,7 +40,7 @@ class FenomTest extends \Fenom\TestCase
            FENOM_RESOURCES . '/compile',
            Fenom::AUTO_ESCAPE
        );
-        $this->assertInstanceOf('Fenom\Template', $tpl = $fenom->getTemplate('temp.tpl'));
+        $this->assertInstanceOf('Fenom\Render', $tpl = $fenom->getTemplate('temp.tpl'));
        $this->assertSame($provider, $tpl->getProvider());
        $this->assertSame('temp.tpl', $tpl->getBaseName());
        $this->assertSame('temp.tpl', $tpl->getName());
@ -48,25 +48,12 @@ class FenomTest extends \Fenom\TestCase
        $fenom->clearAllCompiles();
    }

-
-    /**
-     * @expectedException LogicException
-     * @expectedExceptionMessage Cache directory /invalid/path is not writable
-     */
    public function testFactoryInvalid()
    {
+        $this->expectException(LogicException::class, "Cache directory /invalid/path is not writable");
        Fenom::factory(FENOM_RESOURCES . '/template', '/invalid/path');
    }

-    /**
-     * @expectedException InvalidArgumentException
-     * @expectedExceptionMessage Source must be a valid path or provider object
-     */
-    public function testFactoryInvalid2()
-    {
-        Fenom::factory(new StdClass);
-    }
-
    public function testCompileFile()
    {
        $a = array(