coffee.js 5.1 KB

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  1. /* ***** BEGIN LICENSE BLOCK *****
  2. * Distributed under the BSD license:
  3. *
  4. * Copyright (c) 2010, Ajax.org B.V.
  5. * All rights reserved.
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions are met:
  9. * * Redistributions of source code must retain the above copyright
  10. * notice, this list of conditions and the following disclaimer.
  11. * * Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. * * Neither the name of Ajax.org B.V. nor the
  15. * names of its contributors may be used to endorse or promote products
  16. * derived from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  19. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  21. * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
  22. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  24. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  25. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28. *
  29. * ***** END LICENSE BLOCK ***** */
  30. define(function(require, exports, module) {
  31. "use strict";
  32. var Rules = require("./coffee_highlight_rules").CoffeeHighlightRules;
  33. var Outdent = require("./matching_brace_outdent").MatchingBraceOutdent;
  34. var FoldMode = require("./folding/coffee").FoldMode;
  35. var Range = require("../range").Range;
  36. var TextMode = require("./text").Mode;
  37. var WorkerClient = require("../worker/worker_client").WorkerClient;
  38. var oop = require("../lib/oop");
  39. function Mode() {
  40. this.HighlightRules = Rules;
  41. this.$outdent = new Outdent();
  42. this.foldingRules = new FoldMode();
  43. }
  44. oop.inherits(Mode, TextMode);
  45. (function() {
  46. /*:
  47. [({[=:] # Opening parentheses or brackets
  48. |[-=]> # OR single or double arrow
  49. |\b(?: # OR one of these words:
  50. else # else
  51. |try # OR try
  52. |(?:swi|ca)tch # OR catch, optionally followed by:
  53. (?:\s*[$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*)? # a variable
  54. |finally # OR finally
  55. ))\s*$ # all as the last thing on a line (allowing trailing space)
  56. | # ---- OR ---- :
  57. ^\s* # a line starting with optional space
  58. (else\b\s*)? # followed by an optional "else"
  59. (?: # followed by one of the following:
  60. if # if
  61. |for # OR for
  62. |while # OR while
  63. |loop # OR loop
  64. )\b # (as a word)
  65. (?!.*\bthen\b) # ... but NOT followed by "then" on the line
  66. */
  67. var indenter = /(?:[({[=:]|[-=]>|\b(?:else|try|(?:swi|ca)tch(?:\s+[$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*)?|finally))\s*$|^\s*(else\b\s*)?(?:if|for|while|loop)\b(?!.*\bthen\b)/;
  68. var commentLine = /^(\s*)#/;
  69. var hereComment = /^\s*###(?!#)/;
  70. var indentation = /^\s*/;
  71. this.getNextLineIndent = function(state, line, tab) {
  72. var indent = this.$getIndent(line);
  73. var tokens = this.getTokenizer().getLineTokens(line, state).tokens;
  74. if (!(tokens.length && tokens[tokens.length - 1].type === 'comment') &&
  75. state === 'start' && indenter.test(line))
  76. indent += tab;
  77. return indent;
  78. };
  79. this.toggleCommentLines = function(state, doc, startRow, endRow){
  80. console.log("toggle");
  81. var range = new Range(0, 0, 0, 0);
  82. for (var i = startRow; i <= endRow; ++i) {
  83. var line = doc.getLine(i);
  84. if (hereComment.test(line))
  85. continue;
  86. if (commentLine.test(line))
  87. line = line.replace(commentLine, '$1');
  88. else
  89. line = line.replace(indentation, '$&#');
  90. range.end.row = range.start.row = i;
  91. range.end.column = line.length + 1;
  92. doc.replace(range, line);
  93. }
  94. };
  95. this.checkOutdent = function(state, line, input) {
  96. return this.$outdent.checkOutdent(line, input);
  97. };
  98. this.autoOutdent = function(state, doc, row) {
  99. this.$outdent.autoOutdent(doc, row);
  100. };
  101. this.createWorker = function(session) {
  102. var worker = new WorkerClient(["ace"], "ace/mode/coffee_worker", "Worker");
  103. worker.attachToDocument(session.getDocument());
  104. worker.on("annotate", function(e) {
  105. session.setAnnotations(e.data);
  106. });
  107. worker.on("terminate", function() {
  108. session.clearAnnotations();
  109. });
  110. return worker;
  111. };
  112. this.$id = "ace/mode/coffee";
  113. }).call(Mode.prototype);
  114. exports.Mode = Mode;
  115. });