public function SassScriptParser::interpolate in Sassy 7

Same name and namespace in other branches

1. 7.3 phpsass/script/SassScriptParser.php \SassScriptParser::interpolate()

* Replace interpolated SassScript contained in '#{}' with the parsed value. *

Parameters

string the text to interpolate: * @param SassContext the context in which the string is interpolated * @return string the interpolated text

1 call to SassScriptParser::interpolate()

SassScriptParser::evaluate in phamlp/sass/script/SassScriptParser.php

* Evaluate a SassScript. *

File

phamlp/sass/script/SassScriptParser.php, line 52

Class

SassScriptParser

SassScriptParser class. Parses SassScript. SassScript is lexed into {@link http://en.wikipedia.org/wiki/Reverse_Polish_notation Reverse Polish notation} by the SassScriptLexer and the calculated result returned. @package PHamlP @subpackage Sass.script

Code

public function interpolate($string, $context) {
  for ($i = 0, $n = preg_match_all(self::MATCH_INTERPOLATION, $string, $matches); $i < $n; $i++) {
    $var = $this
      ->evaluate($matches[1][$i], $context)
      ->toString();
    if (preg_match('/^unquote\\((["\'])(.*)\\1\\)$/', $var, $match)) {
      $val = $match[2];
    }
    else {
      if ($var == '""') {
        $val = "";
      }
      else {
        if (preg_match('/^(["\'])(.*)\\1$/', $var, $match)) {
          $val = $match[2];
        }
        else {
          $val = $var;
        }
      }
    }
    $matches[1][$i] = $val;
  }
  return str_replace($matches[0], $matches[1], $string);
}