diff options
Diffstat (limited to 'lib/less.php/Exception/Chunk.php')
| -rw-r--r-- | lib/less.php/Exception/Chunk.php | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/lib/less.php/Exception/Chunk.php b/lib/less.php/Exception/Chunk.php deleted file mode 100644 index b9f0a5e..0000000 --- a/lib/less.php/Exception/Chunk.php +++ /dev/null @@ -1,203 +0,0 @@ -<?php
-
-/**
- * Chunk Exception
- *
- * @package Less
- * @subpackage exception
- */
-class Less_Exception_Chunk extends Less_Exception_Parser{
-
-
- protected $parserCurrentIndex = 0;
-
- protected $emitFrom = 0;
-
- protected $input_len;
-
-
- /**
- * Constructor
- *
- * @param string $input
- * @param Exception $previous Previous exception
- * @param integer $index The current parser index
- * @param Less_FileInfo|string $currentFile The file
- * @param integer $code The exception code
- */
- public function __construct($input, Exception $previous = null, $index = null, $currentFile = null, $code = 0){
-
- $this->message = 'ParseError: Unexpected input'; //default message
-
- $this->index = $index;
-
- $this->currentFile = $currentFile;
-
- $this->input = $input;
- $this->input_len = strlen($input);
-
- $this->Chunks();
- $this->genMessage();
- }
-
-
- /**
- * See less.js chunks()
- * We don't actually need the chunks
- *
- */
- protected function Chunks(){
- $level = 0;
- $parenLevel = 0;
- $lastMultiCommentEndBrace = null;
- $lastOpening = null;
- $lastMultiComment = null;
- $lastParen = null;
-
- for( $this->parserCurrentIndex = 0; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++ ){
- $cc = $this->CharCode($this->parserCurrentIndex);
- if ((($cc >= 97) && ($cc <= 122)) || ($cc < 34)) {
- // a-z or whitespace
- continue;
- }
-
- switch ($cc) {
-
- // (
- case 40:
- $parenLevel++;
- $lastParen = $this->parserCurrentIndex;
- break;
-
- // )
- case 41:
- $parenLevel--;
- if( $parenLevel < 0 ){
- return $this->fail("missing opening `(`");
- }
- break;
-
- // ;
- case 59:
- //if (!$parenLevel) { $this->emitChunk(); }
- break;
-
- // {
- case 123:
- $level++;
- $lastOpening = $this->parserCurrentIndex;
- break;
-
- // }
- case 125:
- $level--;
- if( $level < 0 ){
- return $this->fail("missing opening `{`");
-
- }
- //if (!$level && !$parenLevel) { $this->emitChunk(); }
- break;
- // \
- case 92:
- if ($this->parserCurrentIndex < $this->input_len - 1) { $this->parserCurrentIndex++; break; }
- return $this->fail("unescaped `\\`");
-
- // ", ' and `
- case 34:
- case 39:
- case 96:
- $matched = 0;
- $currentChunkStartIndex = $this->parserCurrentIndex;
- for ($this->parserCurrentIndex = $this->parserCurrentIndex + 1; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++) {
- $cc2 = $this->CharCode($this->parserCurrentIndex);
- if ($cc2 > 96) { continue; }
- if ($cc2 == $cc) { $matched = 1; break; }
- if ($cc2 == 92) { // \
- if ($this->parserCurrentIndex == $this->input_len - 1) {
- return $this->fail("unescaped `\\`");
- }
- $this->parserCurrentIndex++;
- }
- }
- if ($matched) { break; }
- return $this->fail("unmatched `" . chr($cc) . "`", $currentChunkStartIndex);
-
- // /, check for comment
- case 47:
- if ($parenLevel || ($this->parserCurrentIndex == $this->input_len - 1)) { break; }
- $cc2 = $this->CharCode($this->parserCurrentIndex+1);
- if ($cc2 == 47) {
- // //, find lnfeed
- for ($this->parserCurrentIndex = $this->parserCurrentIndex + 2; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++) {
- $cc2 = $this->CharCode($this->parserCurrentIndex);
- if (($cc2 <= 13) && (($cc2 == 10) || ($cc2 == 13))) { break; }
- }
- } else if ($cc2 == 42) {
- // /*, find */
- $lastMultiComment = $currentChunkStartIndex = $this->parserCurrentIndex;
- for ($this->parserCurrentIndex = $this->parserCurrentIndex + 2; $this->parserCurrentIndex < $this->input_len - 1; $this->parserCurrentIndex++) {
- $cc2 = $this->CharCode($this->parserCurrentIndex);
- if ($cc2 == 125) { $lastMultiCommentEndBrace = $this->parserCurrentIndex; }
- if ($cc2 != 42) { continue; }
- if ($this->CharCode($this->parserCurrentIndex+1) == 47) { break; }
- }
- if ($this->parserCurrentIndex == $this->input_len - 1) {
- return $this->fail("missing closing `*/`", $currentChunkStartIndex);
- }
- }
- break;
-
- // *, check for unmatched */
- case 42:
- if (($this->parserCurrentIndex < $this->input_len - 1) && ($this->CharCode($this->parserCurrentIndex+1) == 47)) {
- return $this->fail("unmatched `/*`");
- }
- break;
- }
- }
-
- if( $level !== 0 ){
- if( ($lastMultiComment > $lastOpening) && ($lastMultiCommentEndBrace > $lastMultiComment) ){
- return $this->fail("missing closing `}` or `*/`", $lastOpening);
- } else {
- return $this->fail("missing closing `}`", $lastOpening);
- }
- } else if ( $parenLevel !== 0 ){
- return $this->fail("missing closing `)`", $lastParen);
- }
-
-
- //chunk didn't fail
-
-
- //$this->emitChunk(true);
- }
-
- public function CharCode($pos){
- return ord($this->input[$pos]);
- }
-
-
- public function fail( $msg, $index = null ){
-
- if( !$index ){
- $this->index = $this->parserCurrentIndex;
- }else{
- $this->index = $index;
- }
- $this->message = 'ParseError: '.$msg;
- }
-
-
- /*
- function emitChunk( $force = false ){
- $len = $this->parserCurrentIndex - $this->emitFrom;
- if ((($len < 512) && !$force) || !$len) {
- return;
- }
- $chunks[] = substr($this->input, $this->emitFrom, $this->parserCurrentIndex + 1 - $this->emitFrom );
- $this->emitFrom = $this->parserCurrentIndex + 1;
- }
- */
-
-}
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