sped up parsing for large files by replacing tokenizing loop with a single regular expression match.

Author: [email protected]

src/lang-css.js

@@ -42,12 +42,12 @@ PR.registerLangHandler(
           /^\"(?:[^\n\r\f\\\"]|\\(?:\r\n?|\n|\f)|\\[\s\S])*\"/, null],
          [PR.PR_STRING,
           /^\'(?:[^\n\r\f\\\']|\\(?:\r\n?|\n|\f)|\\[\s\S])*\'/, null],
-         [PR.PR_STRING, /^\([^\)\"\']*\)/, /\burl/i],
+         ['lang-css-str', /^url\(([^\)\"\']*)\)/i],
          [PR.PR_KEYWORD,
           /^(?:url|rgb|\!important|@import|@page|@media|@charset|inherit)(?=[^\-\w]|$)/i,
           null],
          // A property name -- an identifier followed by a colon.
-         [PR.PR_KEYWORD, /^-?(?:[_a-z]|(?:\\[0-9a-f]+ ?))(?:[_a-z0-9\-]|\\(?:\\[0-9a-f]+ ?))*(?=\s*:)/i],
+         ['lang-css-kw', /^(-?(?:[_a-z]|(?:\\[0-9a-f]+ ?))(?:[_a-z0-9\-]|\\(?:\\[0-9a-f]+ ?))*)\s*:/i],
          // A C style block comment.  The <comment> production.
          [PR.PR_COMMENT, /^\/\*[^*]*\*+(?:[^\/*][^*]*\*+)*\//],
          // Escaping text spans
@@ -63,3 +63,16 @@ PR.registerLangHandler(
          [PR.PR_PUNCTUATION, /^[^\s\w\'\"]+/]
         ]),
     ['css']);
+PR.registerLangHandler(
+    PR.createSimpleLexer([],
+        [
+         [PR.PR_KEYWORD,
+          /^-?(?:[_a-z]|(?:\\[\da-f]+ ?))(?:[_a-z\d\-]|\\(?:\\[\da-f]+ ?))*/i]
+        ]),
+    ['css-kw']);
+PR.registerLangHandler(
+    PR.createSimpleLexer([],
+        [
+         [PR.PR_STRING, /^[^\)\"\']+/]
+        ]),
+    ['css-str']);

src/lang-vb.js

@@ -37,7 +37,7 @@ PR.registerLangHandler(
          [PR.PR_PLAIN,       /^[\t\n\r \xA0\u2028\u2029]+/, null, '\t\n\r \xA0\u2028\u2029'],
          // A double quoted string with quotes escaped by doubling them.
          // A single character can be suffixed with C.
-         [PR.PR_STRING,      /^(?:[\"\u201C\u201D](?:[^\"\u201C\u201D]|[\"\u201C\u201D]{2})(?:[\"\u201C\u201D][cC]|$)|[\"\u201C\u201D](?:[^\"\u201C\u201D]|[\"\u201C\u201D]{2})*(?:[\"\u201C\u201D]|$))/, null,
+         [PR.PR_STRING,      /^(?:[\"\u201C\u201D](?:[^\"\u201C\u201D]|[\"\u201C\u201D]{2})(?:[\"\u201C\u201D]c|$)|[\"\u201C\u201D](?:[^\"\u201C\u201D]|[\"\u201C\u201D]{2})*(?:[\"\u201C\u201D]|$))/i, null,
           '"\u201C\u201D'],
          // A comment starts with a single quote and runs until the end of the
          // line.

src/lang-wiki.js

@@ -26,14 +26,14 @@ PR.registerLangHandler(
     PR.createSimpleLexer(
         [
          // Whitespace
-         [PR.PR_PLAIN,       /^[\t\n\r \xA0a-gi-z0-9]+/, null,
-          '\t\n\r \xA0abcdefgijklmnopqrstuvwxyz0123456789'],
+         [PR.PR_PLAIN,       /^[\t \xA0a-gi-z0-9]+/, null,
+          '\t \xA0abcdefgijklmnopqrstuvwxyz0123456789'],
          // Wiki formatting
          [PR.PR_PUNCTUATION, /^[=*~\^\[\]]+/, null, '=*~^[]']
         ],
         [
          // Meta-info like #summary, #labels, etc.
-         [PR.PR_KEYWORD,     /^#[a-z]+\b/, /(?:^|[\r\n])$/],
+         ['lang-wiki.meta',  /(?:^^|[\r\n])(#[a-z]+)\b/],
          // A WikiWord
          [PR.PR_LITERAL,     /^(?:[A-Z][a-z][a-z0-9]+[A-Z][a-z][a-zA-Z0-9]+)\b/
           ],
@@ -44,6 +44,10 @@ PR.registerLangHandler(
          // An inline URL.
          [PR.PR_STRING,
           /^https?:\/\/[^\/?#\s]*(?:\/[^?#\s]*)?(?:\?[^#\s]*)?(?:#\S*)?/i],
-         [PR.PR_PLAIN,       /^[\s\S][^#=*~^A-Zh\{`\[]+/]
+         [PR.PR_PLAIN,       /^[\s\S][^#=*~^A-Zh\{`\[\r\n]+/]
         ]),
     ['wiki']);
+
+PR.registerLangHandler(
+    PR.createSimpleLexer([[PR.PR_KEYWORD, /^#[a-z]+/i, null, '#']], []),
+    ['wiki.meta']);