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Add {unset …} (#29)

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bzick
2013-07-24 16:16:20 +04:00
parent 050523f249
commit 8030c12923
2 changed files with 23 additions and 0 deletions
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19
src/Fenom/Compiler.php
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@ -914,4 +914,23 @@ class Compiler {
public static function autoescapeClose(Tokenizer $tokens, Scope $scope) {
$scope->tpl->escape = $scope["escape"];
}
/**
* Unset present variables
*
* @param Tokenizer $tokens
* @param Template $tpl
* @return string
* @throws InvalidUsageException
*/
public static function tagUnset(Tokenizer $tokens, Template $tpl) {
$vars = array();
while($tokens->valid()) {
$vars[] = $tpl->parseVar($tokens);
}
if(!$vars) {
throw new InvalidUsageException("Unset must accept variable(s)");
}
return 'unset('.implode(', ', $vars).')';
}
}