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comparison .cms/lib/codemirror/mode/pegjs/pegjs.js @ 0:78edf6b517a0 draft

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24.10
author Coffee CMS <info@coffee-cms.ru>
date Fri, 11 Oct 2024 22:40:23 +0000
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-1:000000000000 0:78edf6b517a0
1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE
3
4 (function(mod) {
5 if (typeof exports == "object" && typeof module == "object") // CommonJS
6 mod(require("../../lib/codemirror"), require("../javascript/javascript"));
7 else if (typeof define == "function" && define.amd) // AMD
8 define(["../../lib/codemirror", "../javascript/javascript"], mod);
9 else // Plain browser env
10 mod(CodeMirror);
11 })(function(CodeMirror) {
12 "use strict";
13
14 CodeMirror.defineMode("pegjs", function (config) {
15 var jsMode = CodeMirror.getMode(config, "javascript");
16
17 function identifier(stream) {
18 return stream.match(/^[a-zA-Z_][a-zA-Z0-9_]*/);
19 }
20
21 return {
22 startState: function () {
23 return {
24 inString: false,
25 stringType: null,
26 inComment: false,
27 inCharacterClass: false,
28 braced: 0,
29 lhs: true,
30 localState: null
31 };
32 },
33 token: function (stream, state) {
34 //check for state changes
35 if (!state.inString && !state.inComment && ((stream.peek() == '"') || (stream.peek() == "'"))) {
36 state.stringType = stream.peek();
37 stream.next(); // Skip quote
38 state.inString = true; // Update state
39 }
40 if (!state.inString && !state.inComment && stream.match('/*')) {
41 state.inComment = true;
42 }
43
44 if (state.inString) {
45 while (state.inString && !stream.eol()) {
46 if (stream.peek() === state.stringType) {
47 stream.next(); // Skip quote
48 state.inString = false; // Clear flag
49 } else if (stream.peek() === '\\') {
50 stream.next();
51 stream.next();
52 } else {
53 stream.match(/^.[^\\\"\']*/);
54 }
55 }
56 return state.lhs ? "property string" : "string"; // Token style
57 } else if (state.inComment) {
58 while (state.inComment && !stream.eol()) {
59 if (stream.match('*/')) {
60 state.inComment = false; // Clear flag
61 } else {
62 stream.match(/^.[^\*]*/);
63 }
64 }
65 return "comment";
66 } else if (state.inCharacterClass) {
67 while (state.inCharacterClass && !stream.eol()) {
68 if (!(stream.match(/^[^\]\\]+/) || stream.match(/^\\./))) {
69 state.inCharacterClass = false;
70 }
71 }
72 } else if (stream.peek() === '[') {
73 stream.next();
74 state.inCharacterClass = true;
75 return 'bracket';
76 } else if (stream.match('//')) {
77 stream.skipToEnd();
78 return "comment";
79 } else if (state.braced || stream.peek() === '{') {
80 if (state.localState === null) {
81 state.localState = CodeMirror.startState(jsMode);
82 }
83 var token = jsMode.token(stream, state.localState);
84 var text = stream.current();
85 if (!token) {
86 for (var i = 0; i < text.length; i++) {
87 if (text[i] === '{') {
88 state.braced++;
89 } else if (text[i] === '}') {
90 state.braced--;
91 }
92 };
93 }
94 return token;
95 } else if (identifier(stream)) {
96 if (stream.peek() === ':') {
97 return 'variable';
98 }
99 return 'variable-2';
100 } else if (['[', ']', '(', ')'].indexOf(stream.peek()) != -1) {
101 stream.next();
102 return 'bracket';
103 } else if (!stream.eatSpace()) {
104 stream.next();
105 }
106 return null;
107 }
108 };
109 }, "javascript");
110
111 });