Common static methods for compiler and lexer classes.
/**
* Return PHP code to translate dot to object/array getter.
*
* @example foo.bar return $foo->bar (if foo is an object), or $foo["bar"] if it's an array.
*
* @param array $match regex match
*
* @return string
*/
protected static function convertVarPathCallback($match)
{
if (empty($match[1])) {
return $match[0];
}
$var = ($match[0] === ',' ? ',' : '') . $match[1];
foreach (explode('.', substr($match[2], 1)) as $name) {
if (!empty($name)) {
$var = CommonUtils::getGetter($var, $name, false);
}
}
return $var;
}
protected function parseString(&$states, &$key, &$val, &$quote, $char)
{
if (($char === '"' || $char === "'") && !CommonUtils::escapedEnd($val)) {
$stringParser = new StringAttribute($char);
$stringParser->parse($states, $val, $quote);
return;
}
${in_array($states->current(), array('key', 'key char')) ? 'key' : 'val'} .= $char;
}