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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 (function(mod) {
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5 if (typeof exports == "object" && typeof module == "object") // CommonJS
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6 mod(require("../../lib/codemirror"));
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7 else if (typeof define == "function" && define.amd) // AMD
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8 define(["../../lib/codemirror"], mod);
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9 else // Plain browser env
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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 function forEach(arr, f) {
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15 for (var i = 0; i < arr.length; i++) f(arr[i], i)
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16 }
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17 function some(arr, f) {
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18 for (var i = 0; i < arr.length; i++) if (f(arr[i], i)) return true
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19 return false
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20 }
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21
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22 CodeMirror.defineMode("dylan", function(_config) {
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23 // Words
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24 var words = {
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25 // Words that introduce unnamed definitions like "define interface"
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26 unnamedDefinition: ["interface"],
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27
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28 // Words that introduce simple named definitions like "define library"
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29 namedDefinition: ["module", "library", "macro",
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30 "C-struct", "C-union",
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31 "C-function", "C-callable-wrapper"
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32 ],
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33
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34 // Words that introduce type definitions like "define class".
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35 // These are also parameterized like "define method" and are
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36 // appended to otherParameterizedDefinitionWords
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37 typeParameterizedDefinition: ["class", "C-subtype", "C-mapped-subtype"],
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38
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39 // Words that introduce trickier definitions like "define method".
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40 // These require special definitions to be added to startExpressions
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41 otherParameterizedDefinition: ["method", "function",
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42 "C-variable", "C-address"
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43 ],
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44
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45 // Words that introduce module constant definitions.
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46 // These must also be simple definitions and are
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47 // appended to otherSimpleDefinitionWords
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48 constantSimpleDefinition: ["constant"],
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49
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50 // Words that introduce module variable definitions.
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51 // These must also be simple definitions and are
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52 // appended to otherSimpleDefinitionWords
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53 variableSimpleDefinition: ["variable"],
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54
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55 // Other words that introduce simple definitions
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56 // (without implicit bodies).
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57 otherSimpleDefinition: ["generic", "domain",
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58 "C-pointer-type",
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59 "table"
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60 ],
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61
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62 // Words that begin statements with implicit bodies.
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63 statement: ["if", "block", "begin", "method", "case",
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64 "for", "select", "when", "unless", "until",
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65 "while", "iterate", "profiling", "dynamic-bind"
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66 ],
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67
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68 // Patterns that act as separators in compound statements.
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69 // This may include any general pattern that must be indented
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70 // specially.
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71 separator: ["finally", "exception", "cleanup", "else",
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72 "elseif", "afterwards"
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73 ],
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74
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75 // Keywords that do not require special indentation handling,
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76 // but which should be highlighted
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77 other: ["above", "below", "by", "from", "handler", "in",
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78 "instance", "let", "local", "otherwise", "slot",
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79 "subclass", "then", "to", "keyed-by", "virtual"
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80 ],
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81
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82 // Condition signaling function calls
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83 signalingCalls: ["signal", "error", "cerror",
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84 "break", "check-type", "abort"
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85 ]
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86 };
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87
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88 words["otherDefinition"] =
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89 words["unnamedDefinition"]
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90 .concat(words["namedDefinition"])
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91 .concat(words["otherParameterizedDefinition"]);
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92
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93 words["definition"] =
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94 words["typeParameterizedDefinition"]
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95 .concat(words["otherDefinition"]);
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96
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97 words["parameterizedDefinition"] =
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98 words["typeParameterizedDefinition"]
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99 .concat(words["otherParameterizedDefinition"]);
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100
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101 words["simpleDefinition"] =
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102 words["constantSimpleDefinition"]
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103 .concat(words["variableSimpleDefinition"])
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104 .concat(words["otherSimpleDefinition"]);
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105
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106 words["keyword"] =
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107 words["statement"]
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108 .concat(words["separator"])
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109 .concat(words["other"]);
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110
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111 // Patterns
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112 var symbolPattern = "[-_a-zA-Z?!*@<>$%]+";
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113 var symbol = new RegExp("^" + symbolPattern);
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114 var patterns = {
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115 // Symbols with special syntax
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116 symbolKeyword: symbolPattern + ":",
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117 symbolClass: "<" + symbolPattern + ">",
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118 symbolGlobal: "\\*" + symbolPattern + "\\*",
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119 symbolConstant: "\\$" + symbolPattern
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120 };
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121 var patternStyles = {
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122 symbolKeyword: "atom",
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123 symbolClass: "tag",
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124 symbolGlobal: "variable-2",
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125 symbolConstant: "variable-3"
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126 };
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127
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128 // Compile all patterns to regular expressions
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129 for (var patternName in patterns)
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130 if (patterns.hasOwnProperty(patternName))
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131 patterns[patternName] = new RegExp("^" + patterns[patternName]);
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132
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133 // Names beginning "with-" and "without-" are commonly
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134 // used as statement macro
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135 patterns["keyword"] = [/^with(?:out)?-[-_a-zA-Z?!*@<>$%]+/];
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136
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137 var styles = {};
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138 styles["keyword"] = "keyword";
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139 styles["definition"] = "def";
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140 styles["simpleDefinition"] = "def";
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141 styles["signalingCalls"] = "builtin";
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142
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143 // protected words lookup table
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144 var wordLookup = {};
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145 var styleLookup = {};
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146
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147 forEach([
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148 "keyword",
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149 "definition",
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150 "simpleDefinition",
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151 "signalingCalls"
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152 ], function(type) {
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153 forEach(words[type], function(word) {
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154 wordLookup[word] = type;
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155 styleLookup[word] = styles[type];
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156 });
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157 });
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158
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159
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160 function chain(stream, state, f) {
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161 state.tokenize = f;
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162 return f(stream, state);
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163 }
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164
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165 function tokenBase(stream, state) {
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166 // String
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167 var ch = stream.peek();
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168 if (ch == "'" || ch == '"') {
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169 stream.next();
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170 return chain(stream, state, tokenString(ch, "string"));
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171 }
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172 // Comment
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173 else if (ch == "/") {
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174 stream.next();
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175 if (stream.eat("*")) {
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176 return chain(stream, state, tokenComment);
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177 } else if (stream.eat("/")) {
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178 stream.skipToEnd();
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179 return "comment";
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180 }
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181 stream.backUp(1);
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182 }
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183 // Decimal
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184 else if (/[+\-\d\.]/.test(ch)) {
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185 if (stream.match(/^[+-]?[0-9]*\.[0-9]*([esdx][+-]?[0-9]+)?/i) ||
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186 stream.match(/^[+-]?[0-9]+([esdx][+-]?[0-9]+)/i) ||
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187 stream.match(/^[+-]?\d+/)) {
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188 return "number";
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189 }
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190 }
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191 // Hash
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192 else if (ch == "#") {
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193 stream.next();
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194 // Symbol with string syntax
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195 ch = stream.peek();
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196 if (ch == '"') {
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197 stream.next();
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198 return chain(stream, state, tokenString('"', "string"));
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199 }
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200 // Binary number
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201 else if (ch == "b") {
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202 stream.next();
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203 stream.eatWhile(/[01]/);
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204 return "number";
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205 }
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206 // Hex number
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207 else if (ch == "x") {
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208 stream.next();
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209 stream.eatWhile(/[\da-f]/i);
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210 return "number";
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211 }
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212 // Octal number
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213 else if (ch == "o") {
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214 stream.next();
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215 stream.eatWhile(/[0-7]/);
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216 return "number";
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217 }
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218 // Token concatenation in macros
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219 else if (ch == '#') {
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220 stream.next();
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221 return "punctuation";
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222 }
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223 // Sequence literals
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224 else if ((ch == '[') || (ch == '(')) {
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225 stream.next();
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226 return "bracket";
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227 // Hash symbol
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228 } else if (stream.match(/f|t|all-keys|include|key|next|rest/i)) {
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229 return "atom";
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230 } else {
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231 stream.eatWhile(/[-a-zA-Z]/);
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232 return "error";
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233 }
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234 } else if (ch == "~") {
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235 stream.next();
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236 ch = stream.peek();
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237 if (ch == "=") {
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238 stream.next();
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239 ch = stream.peek();
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240 if (ch == "=") {
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241 stream.next();
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242 return "operator";
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243 }
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244 return "operator";
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245 }
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246 return "operator";
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247 } else if (ch == ":") {
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248 stream.next();
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249 ch = stream.peek();
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250 if (ch == "=") {
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251 stream.next();
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252 return "operator";
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253 } else if (ch == ":") {
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254 stream.next();
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255 return "punctuation";
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256 }
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257 } else if ("[](){}".indexOf(ch) != -1) {
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258 stream.next();
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259 return "bracket";
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260 } else if (".,".indexOf(ch) != -1) {
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261 stream.next();
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262 return "punctuation";
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263 } else if (stream.match("end")) {
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264 return "keyword";
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265 }
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266 for (var name in patterns) {
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267 if (patterns.hasOwnProperty(name)) {
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268 var pattern = patterns[name];
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269 if ((pattern instanceof Array && some(pattern, function(p) {
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270 return stream.match(p);
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271 })) || stream.match(pattern))
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272 return patternStyles[name];
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273 }
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274 }
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275 if (/[+\-*\/^=<>&|]/.test(ch)) {
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276 stream.next();
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277 return "operator";
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278 }
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279 if (stream.match("define")) {
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280 return "def";
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281 } else {
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282 stream.eatWhile(/[\w\-]/);
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283 // Keyword
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284 if (wordLookup.hasOwnProperty(stream.current())) {
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285 return styleLookup[stream.current()];
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286 } else if (stream.current().match(symbol)) {
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287 return "variable";
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288 } else {
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289 stream.next();
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290 return "variable-2";
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291 }
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292 }
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293 }
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294
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295 function tokenComment(stream, state) {
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296 var maybeEnd = false, maybeNested = false, nestedCount = 0, ch;
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297 while ((ch = stream.next())) {
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298 if (ch == "/" && maybeEnd) {
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299 if (nestedCount > 0) {
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300 nestedCount--;
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301 } else {
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302 state.tokenize = tokenBase;
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303 break;
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304 }
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305 } else if (ch == "*" && maybeNested) {
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306 nestedCount++;
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307 }
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308 maybeEnd = (ch == "*");
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309 maybeNested = (ch == "/");
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310 }
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311 return "comment";
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312 }
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313
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314 function tokenString(quote, style) {
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315 return function(stream, state) {
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316 var escaped = false, next, end = false;
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317 while ((next = stream.next()) != null) {
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318 if (next == quote && !escaped) {
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319 end = true;
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320 break;
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321 }
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322 escaped = !escaped && next == "\\";
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323 }
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324 if (end || !escaped) {
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325 state.tokenize = tokenBase;
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326 }
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327 return style;
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328 };
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329 }
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330
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331 // Interface
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332 return {
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333 startState: function() {
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334 return {
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335 tokenize: tokenBase,
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336 currentIndent: 0
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337 };
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338 },
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339 token: function(stream, state) {
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340 if (stream.eatSpace())
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341 return null;
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342 var style = state.tokenize(stream, state);
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343 return style;
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344 },
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345 blockCommentStart: "/*",
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346 blockCommentEnd: "*/"
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347 };
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348 });
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349
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350 CodeMirror.defineMIME("text/x-dylan", "dylan");
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351
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352 });
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