Online PHP editor | rfc for 3Wi03

@ 2014-03-28T11:25:49Z

<?php

$source = <<<SOURCEND
This is a test
{% block hello %}

    This is a test
    This is a {{ \$test }}

{% end block %}

{{ block('hello') }}

{% for \$post in \$posts %}
{% end %}

SOURCEND;


function microtwig_compile($source){
    function microtwig_parsecmd($cmd){
        static $stack = array();
        $fragments = preg_split('/\s+/',$cmd);
        $cmd = array_shift($fragments);
        switch($cmd){
            case 'block': return 'function block_'.$fragments[0].'(){'; break;
            case 'if': 
                $stack[] = 'if';
                return 'if('.$fragments[2].' as '.$fragments[0].'):'; break;     
            case 'for': 
                $stack[] = 'foreach';
                return 'foreach('.$fragments[2].' as '.$fragments[0].'):'; break;     
            case 'end':
                switch(isset($fragments[0])?$fragments[0]:''){
                    case 'block': return '}'; break;
                    default:
                        switch($peek = array_pop($stack)){
                            case 'if': return 'endif;'; break;
                            case 'foreach': return 'endforeach;'; break;
                        }
                    break;
                }
                break;
            default: break;
        }
    }

    $cnt=0;
    $fragments = array();
    $source = str_replace(array('{{','}}'),array('<?php echo ','?>'),$source);
    foreach(explode('{%',$source) as $tmp) {
        foreach(explode('%}',$tmp) as $item) {
            $fragments[] = $cnt++%2?'<?php '.microtwig_parsecmd(trim($item)).'?>':$item;
        }
    }
    
    return implode('',$fragments);
}

echo microtwig_compile($source);

Output for git.master, git.master_jit, rfc.property-hooks: This is a test <?php function block_hello(){?> This is a test This is a <?php echo $test ?> <?php }?> <?php echo block('hello') ?> <?php foreach($posts as $post):?> <?php endforeach;?>

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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