0
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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"), require("../htmlmixed/htmlmixed"));
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7 else if (typeof define == "function" && define.amd) // AMD
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8 define(["../../lib/codemirror", "../htmlmixed/htmlmixed"], 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 var paramData = { noEndTag: true, soyState: "param-def" };
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15 var tags = {
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16 "alias": { noEndTag: true },
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17 "delpackage": { noEndTag: true },
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18 "namespace": { noEndTag: true, soyState: "namespace-def" },
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19 "@attribute": paramData,
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20 "@attribute?": paramData,
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21 "@param": paramData,
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22 "@param?": paramData,
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23 "@inject": paramData,
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24 "@inject?": paramData,
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25 "@state": paramData,
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26 "template": { soyState: "templ-def", variableScope: true},
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27 "extern": {soyState: "param-def"},
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28 "export": {soyState: "export"},
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29 "literal": { },
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30 "msg": {},
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31 "fallbackmsg": { noEndTag: true, reduceIndent: true},
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32 "select": {},
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33 "plural": {},
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34 "let": { soyState: "var-def" },
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35 "if": {},
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36 "javaimpl": {},
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37 "jsimpl": {},
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38 "elseif": { noEndTag: true, reduceIndent: true},
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39 "else": { noEndTag: true, reduceIndent: true},
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40 "switch": {},
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41 "case": { noEndTag: true, reduceIndent: true},
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42 "default": { noEndTag: true, reduceIndent: true},
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43 "foreach": { variableScope: true, soyState: "for-loop" },
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44 "ifempty": { noEndTag: true, reduceIndent: true},
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45 "for": { variableScope: true, soyState: "for-loop" },
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46 "call": { soyState: "templ-ref" },
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47 "param": { soyState: "param-ref"},
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48 "print": { noEndTag: true },
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49 "deltemplate": { soyState: "templ-def", variableScope: true},
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50 "delcall": { soyState: "templ-ref" },
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51 "log": {},
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52 "element": { variableScope: true },
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53 "velog": {},
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54 "const": { soyState: "const-def"},
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55 };
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56
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57 var indentingTags = Object.keys(tags).filter(function(tag) {
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58 return !tags[tag].noEndTag || tags[tag].reduceIndent;
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59 });
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60
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61 CodeMirror.defineMode("soy", function(config) {
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62 var textMode = CodeMirror.getMode(config, "text/plain");
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63 var modes = {
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64 html: CodeMirror.getMode(config, {name: "text/html", multilineTagIndentFactor: 2, multilineTagIndentPastTag: false, allowMissingTagName: true}),
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65 attributes: textMode,
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66 text: textMode,
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67 uri: textMode,
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68 trusted_resource_uri: textMode,
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69 css: CodeMirror.getMode(config, "text/css"),
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70 js: CodeMirror.getMode(config, {name: "text/javascript", statementIndent: 2 * config.indentUnit})
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71 };
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72
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73 function last(array) {
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74 return array[array.length - 1];
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75 }
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76
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77 function tokenUntil(stream, state, untilRegExp) {
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78 if (stream.sol()) {
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79 for (var indent = 0; indent < state.indent; indent++) {
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80 if (!stream.eat(/\s/)) break;
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81 }
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82 if (indent) return null;
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83 }
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84 var oldString = stream.string;
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85 var match = untilRegExp.exec(oldString.substr(stream.pos));
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86 if (match) {
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87 // We don't use backUp because it backs up just the position, not the state.
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88 // This uses an undocumented API.
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89 stream.string = oldString.substr(0, stream.pos + match.index);
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90 }
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91 var result = stream.hideFirstChars(state.indent, function() {
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92 var localState = last(state.localStates);
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93 return localState.mode.token(stream, localState.state);
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94 });
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95 stream.string = oldString;
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96 return result;
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97 }
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98
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99 function contains(list, element) {
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100 while (list) {
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101 if (list.element === element) return true;
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102 list = list.next;
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103 }
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104 return false;
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105 }
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106
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107 function prepend(list, element) {
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108 return {
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109 element: element,
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110 next: list
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111 };
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112 }
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113
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114 function popcontext(state) {
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115 if (!state.context) return;
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116 if (state.context.scope) {
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117 state.variables = state.context.scope;
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118 }
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119 state.context = state.context.previousContext;
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120 }
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121
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122 // Reference a variable `name` in `list`.
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123 // Let `loose` be truthy to ignore missing identifiers.
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124 function ref(list, name, loose) {
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125 return contains(list, name) ? "variable-2" : (loose ? "variable" : "variable-2 error");
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126 }
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127
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128 // Data for an open soy tag.
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129 function Context(previousContext, tag, scope) {
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130 this.previousContext = previousContext;
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131 this.tag = tag;
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132 this.kind = null;
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133 this.scope = scope;
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134 }
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135
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136 function expression(stream, state) {
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137 var match;
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138 if (stream.match(/[[]/)) {
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139 state.soyState.push("list-literal");
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140 state.context = new Context(state.context, "list-literal", state.variables);
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141 state.lookupVariables = false;
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142 return null;
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143 } else if (stream.match(/\bmap(?=\()/)) {
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144 state.soyState.push("map-literal");
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145 return "keyword";
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146 } else if (stream.match(/\brecord(?=\()/)) {
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147 state.soyState.push("record-literal");
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148 return "keyword";
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149 } else if (stream.match(/([\w]+)(?=\()/)) {
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150 return "variable callee";
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151 } else if (match = stream.match(/^["']/)) {
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152 state.soyState.push("string");
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153 state.quoteKind = match[0];
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154 return "string";
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155 } else if (stream.match(/^[(]/)) {
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156 state.soyState.push("open-parentheses");
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157 return null;
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158 } else if (stream.match(/(null|true|false)(?!\w)/) ||
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159 stream.match(/0x([0-9a-fA-F]{2,})/) ||
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160 stream.match(/-?([0-9]*[.])?[0-9]+(e[0-9]*)?/)) {
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161 return "atom";
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162 } else if (stream.match(/(\||[+\-*\/%]|[=!]=|\?:|[<>]=?)/)) {
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163 // Tokenize filter, binary, null propagator, and equality operators.
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164 return "operator";
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165 } else if (match = stream.match(/^\$([\w]+)/)) {
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166 return ref(state.variables, match[1], !state.lookupVariables);
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167 } else if (match = stream.match(/^\w+/)) {
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168 return /^(?:as|and|or|not|in|if)$/.test(match[0]) ? "keyword" : null;
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169 }
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170
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171 stream.next();
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172 return null;
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173 }
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174
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175 return {
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176 startState: function() {
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177 return {
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178 soyState: [],
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179 variables: prepend(null, 'ij'),
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180 scopes: null,
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181 indent: 0,
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182 quoteKind: null,
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183 context: null,
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184 lookupVariables: true, // Is unknown variables considered an error
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185 localStates: [{
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186 mode: modes.html,
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187 state: CodeMirror.startState(modes.html)
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188 }]
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189 };
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190 },
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191
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192 copyState: function(state) {
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193 return {
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194 tag: state.tag, // Last seen Soy tag.
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195 soyState: state.soyState.concat([]),
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196 variables: state.variables,
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197 context: state.context,
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198 indent: state.indent, // Indentation of the following line.
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199 quoteKind: state.quoteKind,
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200 lookupVariables: state.lookupVariables,
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201 localStates: state.localStates.map(function(localState) {
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202 return {
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203 mode: localState.mode,
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204 state: CodeMirror.copyState(localState.mode, localState.state)
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205 };
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206 })
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207 };
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208 },
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209
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210 token: function(stream, state) {
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211 var match;
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212
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213 switch (last(state.soyState)) {
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214 case "comment":
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215 if (stream.match(/^.*?\*\//)) {
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216 state.soyState.pop();
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217 } else {
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218 stream.skipToEnd();
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219 }
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220 if (!state.context || !state.context.scope) {
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221 var paramRe = /@param\??\s+(\S+)/g;
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222 var current = stream.current();
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223 for (var match; (match = paramRe.exec(current)); ) {
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224 state.variables = prepend(state.variables, match[1]);
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225 }
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226 }
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227 return "comment";
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228
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229 case "string":
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230 var match = stream.match(/^.*?(["']|\\[\s\S])/);
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231 if (!match) {
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232 stream.skipToEnd();
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233 } else if (match[1] == state.quoteKind) {
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234 state.quoteKind = null;
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235 state.soyState.pop();
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236 }
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237 return "string";
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238 }
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239
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240 if (!state.soyState.length || last(state.soyState) != "literal") {
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241 if (stream.match(/^\/\*/)) {
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242 state.soyState.push("comment");
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243 return "comment";
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244 } else if (stream.match(stream.sol() ? /^\s*\/\/.*/ : /^\s+\/\/.*/)) {
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245 return "comment";
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246 }
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247 }
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248
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249 switch (last(state.soyState)) {
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250 case "templ-def":
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251 if (match = stream.match(/^\.?([\w]+(?!\.[\w]+)*)/)) {
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252 state.soyState.pop();
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253 return "def";
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254 }
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255 stream.next();
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256 return null;
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257
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258 case "templ-ref":
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259 if (match = stream.match(/(\.?[a-zA-Z_][a-zA-Z_0-9]+)+/)) {
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260 state.soyState.pop();
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261 // If the first character is '.', it can only be a local template.
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262 if (match[0][0] == '.') {
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263 return "variable-2"
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264 }
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265 // Otherwise
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266 return "variable";
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267 }
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268 if (match = stream.match(/^\$([\w]+)/)) {
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269 state.soyState.pop();
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270 return ref(state.variables, match[1], !state.lookupVariables);
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271 }
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272
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273 stream.next();
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274 return null;
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275
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276 case "namespace-def":
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277 if (match = stream.match(/^\.?([\w\.]+)/)) {
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278 state.soyState.pop();
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279 return "variable";
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280 }
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281 stream.next();
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282 return null;
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283
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284 case "param-def":
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285 if (match = stream.match(/^\*/)) {
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286 state.soyState.pop();
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287 state.soyState.push("param-type");
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288 return "type";
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289 }
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290 if (match = stream.match(/^\w+/)) {
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291 state.variables = prepend(state.variables, match[0]);
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292 state.soyState.pop();
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293 state.soyState.push("param-type");
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294 return "def";
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295 }
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296 stream.next();
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297 return null;
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298
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299 case "param-ref":
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300 if (match = stream.match(/^\w+/)) {
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301 state.soyState.pop();
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302 return "property";
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303 }
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304 stream.next();
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305 return null;
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306
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307 case "open-parentheses":
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308 if (stream.match(/[)]/)) {
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309 state.soyState.pop();
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310 return null;
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311 }
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312 return expression(stream, state);
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313
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314 case "param-type":
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315 var peekChar = stream.peek();
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316 if ("}]=>,".indexOf(peekChar) != -1) {
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317 state.soyState.pop();
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318 return null;
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319 } else if (peekChar == "[") {
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320 state.soyState.push('param-type-record');
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321 return null;
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322 } else if (peekChar == "(") {
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323 state.soyState.push('param-type-template');
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324 return null;
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325 } else if (peekChar == "<") {
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326 state.soyState.push('param-type-parameter');
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327 return null;
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328 } else if (match = stream.match(/^([\w]+|[?])/)) {
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329 return "type";
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330 }
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331 stream.next();
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332 return null;
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333
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334 case "param-type-record":
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335 var peekChar = stream.peek();
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336 if (peekChar == "]") {
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337 state.soyState.pop();
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338 return null;
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339 }
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340 if (stream.match(/^\w+/)) {
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341 state.soyState.push('param-type');
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342 return "property";
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343 }
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344 stream.next();
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345 return null;
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346
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347 case "param-type-parameter":
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348 if (stream.match(/^[>]/)) {
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349 state.soyState.pop();
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350 return null;
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351 }
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352 if (stream.match(/^[<,]/)) {
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353 state.soyState.push('param-type');
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354 return null;
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355 }
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356 stream.next();
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357 return null;
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358
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359 case "param-type-template":
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360 if (stream.match(/[>]/)) {
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361 state.soyState.pop();
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362 state.soyState.push('param-type');
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363 return null;
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364 }
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365 if (stream.match(/^\w+/)) {
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366 state.soyState.push('param-type');
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367 return "def";
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368 }
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369 stream.next();
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370 return null;
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371
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372 case "var-def":
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373 if (match = stream.match(/^\$([\w]+)/)) {
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374 state.variables = prepend(state.variables, match[1]);
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375 state.soyState.pop();
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376 return "def";
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377 }
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378 stream.next();
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379 return null;
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380
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381 case "for-loop":
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382 if (stream.match(/\bin\b/)) {
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383 state.soyState.pop();
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384 return "keyword";
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385 }
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386 if (stream.peek() == "$") {
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387 state.soyState.push('var-def');
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388 return null;
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389 }
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390 stream.next();
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391 return null;
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392
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393 case "record-literal":
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394 if (stream.match(/^[)]/)) {
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395 state.soyState.pop();
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396 return null;
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397 }
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398 if (stream.match(/[(,]/)) {
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399 state.soyState.push("map-value")
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400 state.soyState.push("record-key")
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401 return null;
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402 }
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403 stream.next()
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404 return null;
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405
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406 case "map-literal":
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407 if (stream.match(/^[)]/)) {
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408 state.soyState.pop();
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409 return null;
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410 }
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411 if (stream.match(/[(,]/)) {
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412 state.soyState.push("map-value")
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413 state.soyState.push("map-value")
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414 return null;
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415 }
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416 stream.next()
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417 return null;
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418
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419 case "list-literal":
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420 if (stream.match(']')) {
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421 state.soyState.pop();
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422 state.lookupVariables = true;
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423 popcontext(state);
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424 return null;
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425 }
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426 if (stream.match(/\bfor\b/)) {
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427 state.lookupVariables = true;
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428 state.soyState.push('for-loop');
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429 return "keyword";
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430 }
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431 return expression(stream, state);
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432
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433 case "record-key":
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434 if (stream.match(/[\w]+/)) {
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435 return "property";
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436 }
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437 if (stream.match(/^[:]/)) {
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438 state.soyState.pop();
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439 return null;
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440 }
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441 stream.next();
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442 return null;
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443
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444 case "map-value":
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445 if (stream.peek() == ")" || stream.peek() == "," || stream.match(/^[:)]/)) {
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446 state.soyState.pop();
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447 return null;
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448 }
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449 return expression(stream, state);
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450
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451 case "import":
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452 if (stream.eat(";")) {
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453 state.soyState.pop();
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454 state.indent -= 2 * config.indentUnit;
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455 return null;
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456 }
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457 if (stream.match(/\w+(?=\s+as\b)/)) {
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458 return "variable";
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459 }
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460 if (match = stream.match(/\w+/)) {
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461 return /\b(from|as)\b/.test(match[0]) ? "keyword" : "def";
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462 }
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463 if (match = stream.match(/^["']/)) {
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464 state.soyState.push("string");
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465 state.quoteKind = match[0];
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466 return "string";
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467 }
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468 stream.next();
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469 return null;
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470
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471 case "tag":
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472 var endTag;
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473 var tagName;
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474 if (state.tag === undefined) {
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475 endTag = true;
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476 tagName = '';
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477 } else {
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478 endTag = state.tag[0] == "/";
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479 tagName = endTag ? state.tag.substring(1) : state.tag;
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480 }
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481 var tag = tags[tagName];
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482 if (stream.match(/^\/?}/)) {
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483 var selfClosed = stream.current() == "/}";
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484 if (selfClosed && !endTag) {
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485 popcontext(state);
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486 }
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487 if (state.tag == "/template" || state.tag == "/deltemplate") {
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488 state.variables = prepend(null, 'ij');
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489 state.indent = 0;
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490 } else {
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491 state.indent -= config.indentUnit *
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492 (selfClosed || indentingTags.indexOf(state.tag) == -1 ? 2 : 1);
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493 }
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494 state.soyState.pop();
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495 return "keyword";
|
|
496 } else if (stream.match(/^([\w?]+)(?==)/)) {
|
|
497 if (state.context && state.context.tag == tagName && stream.current() == "kind" && (match = stream.match(/^="([^"]+)/, false))) {
|
|
498 var kind = match[1];
|
|
499 state.context.kind = kind;
|
|
500 var mode = modes[kind] || modes.html;
|
|
501 var localState = last(state.localStates);
|
|
502 if (localState.mode.indent) {
|
|
503 state.indent += localState.mode.indent(localState.state, "", "");
|
|
504 }
|
|
505 state.localStates.push({
|
|
506 mode: mode,
|
|
507 state: CodeMirror.startState(mode)
|
|
508 });
|
|
509 }
|
|
510 return "attribute";
|
|
511 }
|
|
512 return expression(stream, state);
|
|
513
|
|
514 case "template-call-expression":
|
|
515 if (stream.match(/^([\w-?]+)(?==)/)) {
|
|
516 return "attribute";
|
|
517 } else if (stream.eat('>')) {
|
|
518 state.soyState.pop();
|
|
519 return "keyword";
|
|
520 } else if (stream.eat('/>')) {
|
|
521 state.soyState.pop();
|
|
522 return "keyword";
|
|
523 }
|
|
524 return expression(stream, state);
|
|
525 case "literal":
|
|
526 if (stream.match('{/literal}', false)) {
|
|
527 state.soyState.pop();
|
|
528 return this.token(stream, state);
|
|
529 }
|
|
530 return tokenUntil(stream, state, /\{\/literal}/);
|
|
531 case "export":
|
|
532 if (match = stream.match(/\w+/)) {
|
|
533 state.soyState.pop();
|
|
534 if (match == "const") {
|
|
535 state.soyState.push("const-def")
|
|
536 return "keyword";
|
|
537 } else if (match == "extern") {
|
|
538 state.soyState.push("param-def")
|
|
539 return "keyword";
|
|
540 }
|
|
541 } else {
|
|
542 stream.next();
|
|
543 }
|
|
544 return null;
|
|
545 case "const-def":
|
|
546 if (stream.match(/^\w+/)) {
|
|
547 state.soyState.pop();
|
|
548 return "def";
|
|
549 }
|
|
550 stream.next();
|
|
551 return null;
|
|
552 }
|
|
553
|
|
554 if (stream.match('{literal}')) {
|
|
555 state.indent += config.indentUnit;
|
|
556 state.soyState.push("literal");
|
|
557 state.context = new Context(state.context, "literal", state.variables);
|
|
558 return "keyword";
|
|
559
|
|
560 // A tag-keyword must be followed by whitespace, comment or a closing tag.
|
|
561 } else if (match = stream.match(/^\{([/@\\]?\w+\??)(?=$|[\s}]|\/[/*])/)) {
|
|
562 var prevTag = state.tag;
|
|
563 state.tag = match[1];
|
|
564 var endTag = state.tag[0] == "/";
|
|
565 var indentingTag = !!tags[state.tag];
|
|
566 var tagName = endTag ? state.tag.substring(1) : state.tag;
|
|
567 var tag = tags[tagName];
|
|
568 if (state.tag != "/switch")
|
|
569 state.indent += ((endTag || tag && tag.reduceIndent) && prevTag != "switch" ? 1 : 2) * config.indentUnit;
|
|
570
|
|
571 state.soyState.push("tag");
|
|
572 var tagError = false;
|
|
573 if (tag) {
|
|
574 if (!endTag) {
|
|
575 if (tag.soyState) state.soyState.push(tag.soyState);
|
|
576 }
|
|
577 // If a new tag, open a new context.
|
|
578 if (!tag.noEndTag && (indentingTag || !endTag)) {
|
|
579 state.context = new Context(state.context, state.tag, tag.variableScope ? state.variables : null);
|
|
580 // Otherwise close the current context.
|
|
581 } else if (endTag) {
|
|
582 var isBalancedForExtern = tagName == 'extern' && (state.context && state.context.tag == 'export');
|
|
583 if (!state.context || ((state.context.tag != tagName) && !isBalancedForExtern)) {
|
|
584 tagError = true;
|
|
585 } else if (state.context) {
|
|
586 if (state.context.kind) {
|
|
587 state.localStates.pop();
|
|
588 var localState = last(state.localStates);
|
|
589 if (localState.mode.indent) {
|
|
590 state.indent -= localState.mode.indent(localState.state, "", "");
|
|
591 }
|
|
592 }
|
|
593 popcontext(state);
|
|
594 }
|
|
595 }
|
|
596 } else if (endTag) {
|
|
597 // Assume all tags with a closing tag are defined in the config.
|
|
598 tagError = true;
|
|
599 }
|
|
600 return (tagError ? "error " : "") + "keyword";
|
|
601
|
|
602 // Not a tag-keyword; it's an implicit print tag.
|
|
603 } else if (stream.eat('{')) {
|
|
604 state.tag = "print";
|
|
605 state.indent += 2 * config.indentUnit;
|
|
606 state.soyState.push("tag");
|
|
607 return "keyword";
|
|
608 } else if (!state.context && stream.sol() && stream.match(/import\b/)) {
|
|
609 state.soyState.push("import");
|
|
610 state.indent += 2 * config.indentUnit;
|
|
611 return "keyword";
|
|
612 } else if (match = stream.match('<{')) {
|
|
613 state.soyState.push("template-call-expression");
|
|
614 state.indent += 2 * config.indentUnit;
|
|
615 state.soyState.push("tag");
|
|
616 return "keyword";
|
|
617 } else if (match = stream.match('</>')) {
|
|
618 state.indent -= 1 * config.indentUnit;
|
|
619 return "keyword";
|
|
620 }
|
|
621
|
|
622 return tokenUntil(stream, state, /\{|\s+\/\/|\/\*/);
|
|
623 },
|
|
624
|
|
625 indent: function(state, textAfter, line) {
|
|
626 var indent = state.indent, top = last(state.soyState);
|
|
627 if (top == "comment") return CodeMirror.Pass;
|
|
628
|
|
629 if (top == "literal") {
|
|
630 if (/^\{\/literal}/.test(textAfter)) indent -= config.indentUnit;
|
|
631 } else {
|
|
632 if (/^\s*\{\/(template|deltemplate)\b/.test(textAfter)) return 0;
|
|
633 if (/^\{(\/|(fallbackmsg|elseif|else|ifempty)\b)/.test(textAfter)) indent -= config.indentUnit;
|
|
634 if (state.tag != "switch" && /^\{(case|default)\b/.test(textAfter)) indent -= config.indentUnit;
|
|
635 if (/^\{\/switch\b/.test(textAfter)) indent -= config.indentUnit;
|
|
636 }
|
|
637 var localState = last(state.localStates);
|
|
638 if (indent && localState.mode.indent) {
|
|
639 indent += localState.mode.indent(localState.state, textAfter, line);
|
|
640 }
|
|
641 return indent;
|
|
642 },
|
|
643
|
|
644 innerMode: function(state) {
|
|
645 if (state.soyState.length && last(state.soyState) != "literal") return null;
|
|
646 else return last(state.localStates);
|
|
647 },
|
|
648
|
|
649 electricInput: /^\s*\{(\/|\/template|\/deltemplate|\/switch|fallbackmsg|elseif|else|case|default|ifempty|\/literal\})$/,
|
|
650 lineComment: "//",
|
|
651 blockCommentStart: "/*",
|
|
652 blockCommentEnd: "*/",
|
|
653 blockCommentContinue: " * ",
|
|
654 useInnerComments: false,
|
|
655 fold: "indent"
|
|
656 };
|
|
657 }, "htmlmixed");
|
|
658
|
|
659 CodeMirror.registerHelper("wordChars", "soy", /[\w$]/);
|
|
660
|
|
661 CodeMirror.registerHelper("hintWords", "soy", Object.keys(tags).concat(
|
|
662 ["css", "debugger"]));
|
|
663
|
|
664 CodeMirror.defineMIME("text/x-soy", "soy");
|
|
665 });
|