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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 wordRegexp(words) {
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15 return new RegExp("^((" + words.join(")|(") + "))\\b", "i");
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16 };
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17
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18 var keywordArray = [
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19 "package", "message", "import", "syntax",
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20 "required", "optional", "repeated", "reserved", "default", "extensions", "packed",
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21 "bool", "bytes", "double", "enum", "float", "string",
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22 "int32", "int64", "uint32", "uint64", "sint32", "sint64", "fixed32", "fixed64", "sfixed32", "sfixed64",
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23 "option", "service", "rpc", "returns"
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24 ];
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25 var keywords = wordRegexp(keywordArray);
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26
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27 CodeMirror.registerHelper("hintWords", "protobuf", keywordArray);
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28
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29 var identifiers = new RegExp("^[_A-Za-z\xa1-\uffff][_A-Za-z0-9\xa1-\uffff]*");
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30
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31 function tokenBase(stream) {
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32 // whitespaces
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33 if (stream.eatSpace()) return null;
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34
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35 // Handle one line Comments
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36 if (stream.match("//")) {
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37 stream.skipToEnd();
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38 return "comment";
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39 }
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40
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41 // Handle Number Literals
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42 if (stream.match(/^[0-9\.+-]/, false)) {
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43 if (stream.match(/^[+-]?0x[0-9a-fA-F]+/))
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44 return "number";
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45 if (stream.match(/^[+-]?\d*\.\d+([EeDd][+-]?\d+)?/))
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46 return "number";
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47 if (stream.match(/^[+-]?\d+([EeDd][+-]?\d+)?/))
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48 return "number";
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49 }
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50
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51 // Handle Strings
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52 if (stream.match(/^"([^"]|(""))*"/)) { return "string"; }
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53 if (stream.match(/^'([^']|(''))*'/)) { return "string"; }
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54
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55 // Handle words
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56 if (stream.match(keywords)) { return "keyword"; }
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57 if (stream.match(identifiers)) { return "variable"; } ;
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58
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59 // Handle non-detected items
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60 stream.next();
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61 return null;
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62 };
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63
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64 CodeMirror.defineMode("protobuf", function() {
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65 return {
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66 token: tokenBase,
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67 fold: "brace"
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68 };
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69 });
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70
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71 CodeMirror.defineMIME("text/x-protobuf", "protobuf");
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72 });
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