/** * Compile the $code and return the "opcodes" * (the Abstract syntax tree). * * @param string $code Template content * @param string $file File path (used for erro reporting) * * @return Haanga_AST * */ public function getOpCodes($code, $file) { $oldfile = $this->file; $this->file = $file; $parsed = Haanga_Compiler_Tokenizer::init($code, $this, $file); $body = new Haanga_AST(); if (isset($parsed[0]) && $parsed[0]['operation'] == 'base') { throw new Exception("{% base is not supported on inlines %}"); } $body = new Haanga_AST(); $this->generate_op_code($parsed, $body); $this->file = $oldfile; return $body; }
static function init($template, $compiler, $file = '') { $lexer = new Haanga_Compiler_Tokenizer($template, $compiler, $file); $parser = new Haanga_Compiler_Parser($lexer, $file); $parser->compiler = $compiler; try { for ($i = 0;; $i++) { if (!$lexer->yylex()) { break; } $parser->doParse($lexer->token, $lexer->value); } } catch (Exception $e) { /* destroy the parser */ try { $parser->doParse(0, 0); } catch (Exception $y) { } throw $e; /* re-throw exception */ } $parser->doParse(0, 0); return (array) $parser->body; }