1 |
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2 |
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3 |
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4 | (function(mod) {
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5 | if (typeof exports == "object" && typeof module == "object")
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6 | mod(require("../../lib/codemirror"));
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7 | else if (typeof define == "function" && define.amd)
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8 | define(["../../lib/codemirror"], mod);
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9 | else
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10 | mod(CodeMirror);
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11 | })(function(CodeMirror) {
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12 | "use strict";
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13 |
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14 | CodeMirror.defineMode("eiffel", function() {
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15 | function wordObj(words) {
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16 | var o = {};
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17 | for (var i = 0, e = words.length; i < e; ++i) o[words[i]] = true;
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18 | return o;
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19 | }
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20 | var keywords = wordObj([
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21 | 'note',
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22 | 'across',
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23 | 'when',
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24 | 'variant',
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25 | 'until',
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26 | 'unique',
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27 | 'undefine',
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28 | 'then',
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29 | 'strip',
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30 | 'select',
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31 | 'retry',
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32 | 'rescue',
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33 | 'require',
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34 | 'rename',
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35 | 'reference',
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36 | 'redefine',
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37 | 'prefix',
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38 | 'once',
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39 | 'old',
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40 | 'obsolete',
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41 | 'loop',
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42 | 'local',
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43 | 'like',
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44 | 'is',
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45 | 'inspect',
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46 | 'infix',
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47 | 'include',
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48 | 'if',
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49 | 'frozen',
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50 | 'from',
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51 | 'external',
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52 | 'export',
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53 | 'ensure',
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54 | 'end',
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55 | 'elseif',
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56 | 'else',
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57 | 'do',
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58 | 'creation',
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59 | 'create',
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60 | 'check',
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61 | 'alias',
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62 | 'agent',
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63 | 'separate',
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64 | 'invariant',
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65 | 'inherit',
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66 | 'indexing',
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67 | 'feature',
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68 | 'expanded',
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69 | 'deferred',
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70 | 'class',
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71 | 'Void',
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72 | 'True',
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73 | 'Result',
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74 | 'Precursor',
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75 | 'False',
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76 | 'Current',
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77 | 'create',
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78 | 'attached',
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79 | 'detachable',
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80 | 'as',
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81 | 'and',
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82 | 'implies',
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83 | 'not',
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84 | 'or'
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85 | ]);
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86 | var operators = wordObj([":=", "and then","and", "or","<<",">>"]);
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87 |
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88 | function chain(newtok, stream, state) {
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89 | state.tokenize.push(newtok);
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90 | return newtok(stream, state);
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91 | }
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92 |
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93 | function tokenBase(stream, state) {
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94 | if (stream.eatSpace()) return null;
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95 | var ch = stream.next();
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96 | if (ch == '"'||ch == "'") {
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97 | return chain(readQuoted(ch, "string"), stream, state);
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98 | } else if (ch == "-"&&stream.eat("-")) {
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99 | stream.skipToEnd();
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100 | return "comment";
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101 | } else if (ch == ":"&&stream.eat("=")) {
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102 | return "operator";
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103 | } else if (/[0-9]/.test(ch)) {
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104 | stream.eatWhile(/[xXbBCc0-9\.]/);
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105 | stream.eat(/[\?\!]/);
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106 | return "ident";
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107 | } else if (/[a-zA-Z_0-9]/.test(ch)) {
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108 | stream.eatWhile(/[a-zA-Z_0-9]/);
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109 | stream.eat(/[\?\!]/);
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110 | return "ident";
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111 | } else if (/[=+\-\/*^%<>~]/.test(ch)) {
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112 | stream.eatWhile(/[=+\-\/*^%<>~]/);
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113 | return "operator";
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114 | } else {
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115 | return null;
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116 | }
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117 | }
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118 |
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119 | function readQuoted(quote, style, unescaped) {
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120 | return function(stream, state) {
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121 | var escaped = false, ch;
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122 | while ((ch = stream.next()) != null) {
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123 | if (ch == quote && (unescaped || !escaped)) {
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124 | state.tokenize.pop();
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125 | break;
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126 | }
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127 | escaped = !escaped && ch == "%";
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128 | }
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129 | return style;
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130 | };
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131 | }
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132 |
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133 | return {
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134 | startState: function() {
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135 | return {tokenize: [tokenBase]};
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136 | },
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137 |
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138 | token: function(stream, state) {
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139 | var style = state.tokenize[state.tokenize.length-1](stream, state);
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140 | if (style == "ident") {
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141 | var word = stream.current();
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142 | style = keywords.propertyIsEnumerable(stream.current()) ? "keyword"
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143 | : operators.propertyIsEnumerable(stream.current()) ? "operator"
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144 | : /^[A-Z][A-Z_0-9]*$/g.test(word) ? "tag"
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145 | : /^0[bB][0-1]+$/g.test(word) ? "number"
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146 | : /^0[cC][0-7]+$/g.test(word) ? "number"
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147 | : /^0[xX][a-fA-F0-9]+$/g.test(word) ? "number"
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148 | : /^([0-9]+\.[0-9]*)|([0-9]*\.[0-9]+)$/g.test(word) ? "number"
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149 | : /^[0-9]+$/g.test(word) ? "number"
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150 | : "variable";
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151 | }
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152 | return style;
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153 | },
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154 | lineComment: "--"
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155 | };
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156 | });
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157 |
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158 | CodeMirror.defineMIME("text/x-eiffel", "eiffel");
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159 |
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160 | });
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