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1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
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2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE
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3
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4 //tcl mode by Ford_Lawnmower :: Based on Velocity mode by Steve O'Hara
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5
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6 (function(mod) {
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7 if (typeof exports == "object" && typeof module == "object") // CommonJS
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8 mod(require("../../lib/codemirror"));
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9 else if (typeof define == "function" && define.amd) // AMD
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10 define(["../../lib/codemirror"], mod);
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11 else // Plain browser env
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12 mod(CodeMirror);
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13 })(function(CodeMirror) {
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14 "use strict";
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15
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16 CodeMirror.defineMode("tcl", function() {
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17 function parseWords(str) {
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18 var obj = {}, words = str.split(" ");
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19 for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
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20 return obj;
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21 }
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22 var keywords = parseWords("Tcl safe after append array auto_execok auto_import auto_load " +
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23 "auto_mkindex auto_mkindex_old auto_qualify auto_reset bgerror " +
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24 "binary break catch cd close concat continue dde eof encoding error " +
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25 "eval exec exit expr fblocked fconfigure fcopy file fileevent filename " +
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26 "filename flush for foreach format gets glob global history http if " +
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27 "incr info interp join lappend lindex linsert list llength load lrange " +
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28 "lreplace lsearch lset lsort memory msgcat namespace open package parray " +
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29 "pid pkg::create pkg_mkIndex proc puts pwd re_syntax read regex regexp " +
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30 "registry regsub rename resource return scan seek set socket source split " +
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31 "string subst switch tcl_endOfWord tcl_findLibrary tcl_startOfNextWord " +
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32 "tcl_wordBreakAfter tcl_startOfPreviousWord tcl_wordBreakBefore tcltest " +
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33 "tclvars tell time trace unknown unset update uplevel upvar variable " +
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34 "vwait");
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35 var functions = parseWords("if elseif else and not or eq ne in ni for foreach while switch");
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36 var isOperatorChar = /[+\-*&%=<>!?^\/\|]/;
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37 function chain(stream, state, f) {
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38 state.tokenize = f;
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39 return f(stream, state);
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40 }
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41 function tokenBase(stream, state) {
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42 var beforeParams = state.beforeParams;
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43 state.beforeParams = false;
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44 var ch = stream.next();
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45 if ((ch == '"' || ch == "'") && state.inParams) {
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46 return chain(stream, state, tokenString(ch));
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47 } else if (/[\[\]{}\(\),;\.]/.test(ch)) {
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48 if (ch == "(" && beforeParams) state.inParams = true;
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49 else if (ch == ")") state.inParams = false;
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50 return null;
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51 } else if (/\d/.test(ch)) {
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52 stream.eatWhile(/[\w\.]/);
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53 return "number";
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54 } else if (ch == "#") {
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55 if (stream.eat("*"))
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56 return chain(stream, state, tokenComment);
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57 if (ch == "#" && stream.match(/ *\[ *\[/))
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58 return chain(stream, state, tokenUnparsed);
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59 stream.skipToEnd();
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60 return "comment";
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61 } else if (ch == '"') {
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62 stream.skipTo(/"/);
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63 return "comment";
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64 } else if (ch == "$") {
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65 stream.eatWhile(/[$_a-z0-9A-Z\.{:]/);
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66 stream.eatWhile(/}/);
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67 state.beforeParams = true;
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68 return "builtin";
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69 } else if (isOperatorChar.test(ch)) {
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70 stream.eatWhile(isOperatorChar);
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71 return "comment";
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72 } else {
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73 stream.eatWhile(/[\w\$_{}\xa1-\uffff]/);
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74 var word = stream.current().toLowerCase();
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75 if (keywords && keywords.propertyIsEnumerable(word))
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76 return "keyword";
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77 if (functions && functions.propertyIsEnumerable(word)) {
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78 state.beforeParams = true;
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79 return "keyword";
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80 }
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81 return null;
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82 }
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83 }
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84 function tokenString(quote) {
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85 return function(stream, state) {
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86 var escaped = false, next, end = false;
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87 while ((next = stream.next()) != null) {
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88 if (next == quote && !escaped) {
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89 end = true;
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90 break;
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91 }
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92 escaped = !escaped && next == "\\";
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93 }
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94 if (end) state.tokenize = tokenBase;
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95 return "string";
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96 };
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97 }
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98 function tokenComment(stream, state) {
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99 var maybeEnd = false, ch;
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100 while (ch = stream.next()) {
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101 if (ch == "#" && maybeEnd) {
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102 state.tokenize = tokenBase;
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103 break;
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104 }
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105 maybeEnd = (ch == "*");
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106 }
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107 return "comment";
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108 }
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109 function tokenUnparsed(stream, state) {
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110 var maybeEnd = 0, ch;
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111 while (ch = stream.next()) {
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112 if (ch == "#" && maybeEnd == 2) {
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113 state.tokenize = tokenBase;
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114 break;
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115 }
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116 if (ch == "]")
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117 maybeEnd++;
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118 else if (ch != " ")
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119 maybeEnd = 0;
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120 }
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121 return "meta";
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122 }
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123 return {
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124 startState: function() {
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125 return {
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126 tokenize: tokenBase,
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127 beforeParams: false,
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128 inParams: false
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129 };
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130 },
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131 token: function(stream, state) {
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132 if (stream.eatSpace()) return null;
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133 return state.tokenize(stream, state);
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134 },
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135 lineComment: "#"
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136 };
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137 });
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138 CodeMirror.defineMIME("text/x-tcl", "tcl");
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139
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140 });
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