1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | /* * Author: Constantin Jucovschi (c.jucovschi@jacobs-university.de) * Licence: MIT */ CodeMirror.defineMode("stex", function(cmCfg, modeCfg) { function pushCommand(state, command) { state.cmdState.push(command); } function peekCommand(state) { if (state.cmdState.length>0) return state.cmdState[state.cmdState.length-1]; else return null; } function popCommand(state) { if (state.cmdState.length>0) { var plug = state.cmdState.pop(); plug.closeBracket(); } } function applyMostPowerful(state) { var context = state.cmdState; for (var i = context.length - 1; i >= 0; i--) { var plug = context[i]; if (plug.name=="DEFAULT") continue; return plug.styleIdentifier(); } return null; } function addPluginPattern(pluginName, cmdStyle, brackets, styles) { return function () { this.name=pluginName; this.bracketNo = 0; this.style=cmdStyle; this.styles = styles; this.brackets = brackets; this.styleIdentifier = function(content) { if (this.bracketNo<=this.styles.length) return this.styles[this.bracketNo-1]; else return null; }; this.openBracket = function(content) { this.bracketNo++; return "bracket"; }; this.closeBracket = function(content) { }; } } var plugins = new Array(); plugins["importmodule"] = addPluginPattern("importmodule", "tag", "{[", ["string", "builtin"]); plugins["documentclass"] = addPluginPattern("documentclass", "tag", "{[", ["", "atom"]); plugins["usepackage"] = addPluginPattern("documentclass", "tag", "[", ["atom"]); plugins["begin"] = addPluginPattern("documentclass", "tag", "[", ["atom"]); plugins["end"] = addPluginPattern("documentclass", "tag", "[", ["atom"]); plugins["DEFAULT"] = function () { this.name="DEFAULT"; this.style="tag"; this.styleIdentifier = function(content) { }; this.openBracket = function(content) { }; this.closeBracket = function(content) { }; }; function setState(state, f) { state.f = f; } function normal(source, state) { if (source.match(/^\\[a-z]+/)) { var cmdName = source.current(); cmdName = cmdName.substr(1, cmdName.length-1); var plug = plugins[cmdName]; if (typeof(plug) == 'undefined') { plug = plugins["DEFAULT"]; } plug = new plug(); pushCommand(state, plug); setState(state, beginParams); return plug.style; } var ch = source.next(); if (ch == "%") { setState(state, inCComment); return "comment"; } else if (ch=='}' || ch==']') { plug = peekCommand(state); if (plug) { plug.closeBracket(ch); setState(state, beginParams); } else return "error"; return "bracket"; } else if (ch=='{' || ch=='[') { plug = plugins["DEFAULT"]; plug = new plug(); pushCommand(state, plug); return "bracket"; } else if (/\d/.test(ch)) { source.eatWhile(/[\w.%]/); return "atom"; } else { source.eatWhile(/[\w-_]/); return applyMostPowerful(state); } } function inCComment(source, state) { source.skipToEnd(); setState(state, normal); return "comment"; } function beginParams(source, state) { var ch = source.peek(); if (ch == '{' || ch == '[') { var lastPlug = peekCommand(state); var style = lastPlug.openBracket(ch); source.eat(ch); setState(state, normal); return "bracket"; } if (/[ \t\r]/.test(ch)) { source.eat(ch); return null; } setState(state, normal); lastPlug = peekCommand(state); if (lastPlug) { popCommand(state); } return normal(source, state); } return { startState: function() { return { f:normal, cmdState:[] }; }, copyState: function(s) { return { f: s.f, cmdState: s.cmdState.slice(0, s.cmdState.length) }; }, token: function(stream, state) { var t = state.f(stream, state); var w = stream.current(); return t; } }; }); CodeMirror.defineMIME("text/x-stex", "stex"); |