sh_highlight_rules.js 7.4 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 oop = require("../lib/oop");
  33. var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
  34. var reservedKeywords = exports.reservedKeywords = (
  35. '!|{|}|case|do|done|elif|else|'+
  36. 'esac|fi|for|if|in|then|until|while|'+
  37. '&|;|export|local|read|typeset|unset|'+
  38. 'elif|select|set'
  39. );
  40. var languageConstructs = exports.languageConstructs = (
  41. '[|]|alias|bg|bind|break|builtin|'+
  42. 'cd|command|compgen|complete|continue|'+
  43. 'dirs|disown|echo|enable|eval|exec|'+
  44. 'exit|fc|fg|getopts|hash|help|history|'+
  45. 'jobs|kill|let|logout|popd|printf|pushd|'+
  46. 'pwd|return|set|shift|shopt|source|'+
  47. 'suspend|test|times|trap|type|ulimit|'+
  48. 'umask|unalias|wait'
  49. );
  50. var ShHighlightRules = function() {
  51. var keywordMapper = this.createKeywordMapper({
  52. "keyword": reservedKeywords,
  53. "support.function.builtin": languageConstructs,
  54. "invalid.deprecated": "debugger"
  55. }, "identifier");
  56. var integer = "(?:(?:[1-9]\\d*)|(?:0))";
  57. // var integer = "(?:" + decimalInteger + ")";
  58. var fraction = "(?:\\.\\d+)";
  59. var intPart = "(?:\\d+)";
  60. var pointFloat = "(?:(?:" + intPart + "?" + fraction + ")|(?:" + intPart + "\\.))";
  61. var exponentFloat = "(?:(?:" + pointFloat + "|" + intPart + ")" + ")";
  62. var floatNumber = "(?:" + exponentFloat + "|" + pointFloat + ")";
  63. var fileDescriptor = "(?:&" + intPart + ")";
  64. var variableName = "[a-zA-Z_][a-zA-Z0-9_]*";
  65. var variable = "(?:(?:\\$" + variableName + ")|(?:" + variableName + "=))";
  66. var builtinVariable = "(?:\\$(?:SHLVL|\\$|\\!|\\?))";
  67. var func = "(?:" + variableName + "\\s*\\(\\))";
  68. this.$rules = {
  69. "start" : [{
  70. token : "constant",
  71. regex : /\\./
  72. }, {
  73. token : ["text", "comment"],
  74. regex : /(^|\s)(#.*)$/
  75. }, {
  76. token : "string",
  77. regex : '"',
  78. push : [{
  79. token : "constant.language.escape",
  80. regex : /\\(?:[$abeEfnrtv\\'"]|x[a-fA-F\d]{1,2}|u[a-fA-F\d]{4}([a-fA-F\d]{4})?|c.|\d{1,3})/
  81. }, {
  82. token : "constant",
  83. regex : /\$\w+/
  84. }, {
  85. token : "string",
  86. regex : '"',
  87. next: "pop"
  88. }, {
  89. defaultToken: "string"
  90. }]
  91. }, {
  92. regex : "<<<",
  93. token : "keyword.operator"
  94. }, {
  95. stateName: "heredoc",
  96. regex : "(<<-?)(\\s*)(['\"`]?)([\\w\\-]+)(['\"`]?)",
  97. onMatch : function(value, currentState, stack) {
  98. var next = value[2] == '-' ? "indentedHeredoc" : "heredoc";
  99. var tokens = value.split(this.splitRegex);
  100. stack.push(next, tokens[4]);
  101. return [
  102. {type:"constant", value: tokens[1]},
  103. {type:"text", value: tokens[2]},
  104. {type:"string", value: tokens[3]},
  105. {type:"support.class", value: tokens[4]},
  106. {type:"string", value: tokens[5]}
  107. ];
  108. },
  109. rules: {
  110. heredoc: [{
  111. onMatch: function(value, currentState, stack) {
  112. if (value === stack[1]) {
  113. stack.shift();
  114. stack.shift();
  115. this.next = stack[0] || "start";
  116. return "support.class";
  117. }
  118. this.next = "";
  119. return "string";
  120. },
  121. regex: ".*$",
  122. next: "start"
  123. }],
  124. indentedHeredoc: [{
  125. token: "string",
  126. regex: "^\t+"
  127. }, {
  128. onMatch: function(value, currentState, stack) {
  129. if (value === stack[1]) {
  130. stack.shift();
  131. stack.shift();
  132. this.next = stack[0] || "start";
  133. return "support.class";
  134. }
  135. this.next = "";
  136. return "string";
  137. },
  138. regex: ".*$",
  139. next: "start"
  140. }]
  141. }
  142. }, {
  143. regex : "$",
  144. token : "empty",
  145. next : function(currentState, stack) {
  146. if (stack[0] === "heredoc" || stack[0] === "indentedHeredoc")
  147. return stack[0];
  148. return currentState;
  149. }
  150. }, {
  151. token : "variable.language",
  152. regex : builtinVariable
  153. }, {
  154. token : "variable",
  155. regex : variable
  156. }, {
  157. token : "support.function",
  158. regex : func
  159. }, {
  160. token : "support.function",
  161. regex : fileDescriptor
  162. }, {
  163. token : "string", // ' string
  164. start : "'", end : "'"
  165. }, {
  166. token : "constant.numeric", // float
  167. regex : floatNumber
  168. }, {
  169. token : "constant.numeric", // integer
  170. regex : integer + "\\b"
  171. }, {
  172. token : keywordMapper,
  173. regex : "[a-zA-Z_][a-zA-Z0-9_]*\\b"
  174. }, {
  175. token : "keyword.operator",
  176. regex : "\\+|\\-|\\*|\\*\\*|\\/|\\/\\/|~|<|>|<=|=>|=|!="
  177. }, {
  178. token : "paren.lparen",
  179. regex : "[\\[\\(\\{]"
  180. }, {
  181. token : "paren.rparen",
  182. regex : "[\\]\\)\\}]"
  183. } ]
  184. };
  185. this.normalizeRules();
  186. };
  187. oop.inherits(ShHighlightRules, TextHighlightRules);
  188. exports.ShHighlightRules = ShHighlightRules;
  189. });