src/PHPT/Case/Parser.php

   1 <?php
   2
   3 class PHPT_Case_Parser
   4 {
   5     private $_reporter = null;
   6     private $_validator = null;
   7
   8     public function __construct()
   9     {
  10         $this->_validator = new PHPT_Case_Validator_Runnable();
  11     }
  12
  13     public function setReporter($reporter)
  14     {
  15         $this->_reporter = $reporter;
  16     }
  17
  18     public function parse($file)
  19     {
  20         try {
  21             return $this->_doParse($file);
  22         } catch (Exception $e) {
  23             if (is_null($this->_reporter)) {
  24                 throw $e;
  25             }
  26             $this->_reporter->onParserError($e);
  27         }
  28     }
  29
  30     private function _doParse($file)
  31     {
  32         $raw_sections = array();
  33         $lines = file($file);
  34         $section_name = '';
  35         $section_data = '';
  36
  37         foreach ($lines as $line) {
  38             if (preg_match('/^--([^-]+)--$/', trim($line), $matches)) {
  39                 if (!empty($section_name)) {
  40                     $raw_sections[$section_name] = $this->_createSection($section_name, $section_data);
  41                 }
  42
  43                 $section_name = $matches[1];
  44                 $section_data = '';
  45                 continue;
  46             }
  47
  48             if (is_null($section_name)) {
  49                 // nothing to do here yet
  50                 continue;
  51             }
  52
  53             $section_data .= $line;
  54         }
  55
  56         // set the last section
  57         $raw_sections[$section_name] = $this->_createSection($section_name, $section_data);
  58
  59         $sections = new PHPT_SectionList($raw_sections);
  60
  61         $case = new PHPT_Case($sections, $file);
  62         $case->validate('Runnable');
  63         return $case;
  64     }
  65
  66     private function _createSection($name, $data)
  67     {
  68         $object_name = 'PHPT_Section_' . $name;
  69         if (!class_exists($object_name, true)) {
  70             throw new PHPT_Case_Parser_UnknownSectionName($name);
  71         }
  72         return new $object_name(rtrim($data));
  73     }
  74 }
  75
  76 class PHPT_Case_Parser_UnknownSectionName extends Exception { }