Add custom parsers for accessors

src/Fenom.php

@@ -53,6 +53,10 @@ class Fenom
 
     const MAX_MACRO_RECURSIVE = 32;
 
+    const ACCESSOR_CUSTOM = null;
+    const ACCESSOR_VAR    = 'Fenom\Accessor::parserVar';
+    const ACCESSOR_CALL   = 'Fenom\Accessor::parserCall';
+
     /**
      * @var int[] of possible options, as associative array
      * @see setOptions
@@ -796,12 +800,16 @@ class Fenom
     /**
      * Add global accessor ($.)
      * @param string $name
-     * @param callable $parser
+     * @param callable|string $accessor
+     * @param string $parser
      * @return Fenom
      */
-    public function addAccessor($name, $parser)
+    public function addAccessor($name, $accessor, $parser = self::ACCESSOR_CUSTOM)
     {
-        $this->_accessors[$name] = $parser;
+        $this->_accessors[$name] = array(
+            "accessor" => $accessor,
+            "parser" => $parser
+        );
         return $this;
     }
 

src/Fenom/Accessor.php

@@ -28,10 +28,20 @@ class Accessor {
         'env'     => '$_ENV'
     );
 
+    public static function parserVar($var, Tokenizer $tokens, Template $tpl, &$is_var) {
+        $is_var = true;
+        return $tpl->parseVariable($tokens, $var);
+    }
+
+    public static function parserCall($accessor, Tokenizer $tokens, Template $tpl) {
+//        return $tpl->parseVariable($tokens, $var);
+    }
+
     /**
      * Accessor for global variables
      * @param Tokenizer $tokens
      * @param Template $tpl
+     * @return string
      */
     public static function getVar(Tokenizer $tokens, Template $tpl)
     {
@@ -47,6 +57,7 @@ class Accessor {
     /**
      * Accessor for template information
      * @param Tokenizer $tokens
+     * @return string
      */
     public static function tpl(Tokenizer $tokens)
     {

src/Fenom/Template.php

@@ -795,8 +795,16 @@ class Template extends Render
                 }
                 $code = $this->parseScalar($tokens, true);
                 break;
+            case '$':
+                $code = $this->parseAccessor($tokens, $is_var);
+                if(!$is_var) {
+                    $code = $unary . $code;
+                    break;
+                }
             case T_VARIABLE:
-                $code = $this->parseVariable($tokens);
+                if(!isset($code)) {
+                    $code = $this->parseVariable($tokens);
+                }
                 if ($tokens->is("(") && $tokens->hasBackList(T_STRING, T_OBJECT_OPERATOR)) {
                     if ($this->_options & Fenom::DENY_METHODS) {
                         throw new \LogicException("Forbidden to call methods");
@@ -817,9 +825,6 @@ class Template extends Render
                     }
                 }
                 break;
-            case '$':
-                $code = $unary . $this->parseAccessor($tokens, $is_var);
-                break;
             case T_DEC:
             case T_INC:
                 if($this->_options & Fenom::FORCE_VERIFY) {

tests/cases/Fenom/SandboxTest.php

@@ -10,23 +10,25 @@ class SandboxTest extends TestCase {
      */
     public function test()
     {
-
+        return;
+        $this->fenom->setOptions(\Fenom::FORCE_VERIFY);
+        $this->fenom->addAccessor('q', 'Navi::$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 => $v} {/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" . $e->getTraceAsString());
-//            }
-//        }
-//        exit;
+        try {
+            var_dump($this->fenom->compileCode('{$.q.ddqd->d() + 333}')->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;
     }
 
 }