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comparison .cms/lib/codemirror/mode/go/go.js @ 0:78edf6b517a0 draft
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author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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-1:000000000000 | 0:78edf6b517a0 |
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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")); | |
7 else if (typeof define == "function" && define.amd) // AMD | |
8 define(["../../lib/codemirror"], mod); | |
9 else // Plain browser env | |
10 mod(CodeMirror); | |
11 })(function(CodeMirror) { | |
12 "use strict"; | |
13 | |
14 CodeMirror.defineMode("go", function(config) { | |
15 var indentUnit = config.indentUnit; | |
16 | |
17 var keywords = { | |
18 "break":true, "case":true, "chan":true, "const":true, "continue":true, | |
19 "default":true, "defer":true, "else":true, "fallthrough":true, "for":true, | |
20 "func":true, "go":true, "goto":true, "if":true, "import":true, | |
21 "interface":true, "map":true, "package":true, "range":true, "return":true, | |
22 "select":true, "struct":true, "switch":true, "type":true, "var":true, | |
23 "bool":true, "byte":true, "complex64":true, "complex128":true, | |
24 "float32":true, "float64":true, "int8":true, "int16":true, "int32":true, | |
25 "int64":true, "string":true, "uint8":true, "uint16":true, "uint32":true, | |
26 "uint64":true, "int":true, "uint":true, "uintptr":true, "error": true, | |
27 "rune":true, "any":true, "comparable":true | |
28 }; | |
29 | |
30 var atoms = { | |
31 "true":true, "false":true, "iota":true, "nil":true, "append":true, | |
32 "cap":true, "close":true, "complex":true, "copy":true, "delete":true, "imag":true, | |
33 "len":true, "make":true, "new":true, "panic":true, "print":true, | |
34 "println":true, "real":true, "recover":true | |
35 }; | |
36 | |
37 var isOperatorChar = /[+\-*&^%:=<>!|\/]/; | |
38 | |
39 var curPunc; | |
40 | |
41 function tokenBase(stream, state) { | |
42 var ch = stream.next(); | |
43 if (ch == '"' || ch == "'" || ch == "`") { | |
44 state.tokenize = tokenString(ch); | |
45 return state.tokenize(stream, state); | |
46 } | |
47 if (/[\d\.]/.test(ch)) { | |
48 if (ch == ".") { | |
49 stream.match(/^[0-9_]+([eE][\-+]?[0-9_]+)?/); | |
50 } else if (ch == "0") { | |
51 stream.match(/^[xX][0-9a-fA-F_]+/) || stream.match(/^[0-7_]+/); | |
52 } else { | |
53 stream.match(/^[0-9_]*\.?[0-9_]*([eE][\-+]?[0-9_]+)?/); | |
54 } | |
55 return "number"; | |
56 } | |
57 if (/[\[\]{}\(\),;\:\.]/.test(ch)) { | |
58 curPunc = ch; | |
59 return null; | |
60 } | |
61 if (ch == "/") { | |
62 if (stream.eat("*")) { | |
63 state.tokenize = tokenComment; | |
64 return tokenComment(stream, state); | |
65 } | |
66 if (stream.eat("/")) { | |
67 stream.skipToEnd(); | |
68 return "comment"; | |
69 } | |
70 } | |
71 if (isOperatorChar.test(ch)) { | |
72 stream.eatWhile(isOperatorChar); | |
73 return "operator"; | |
74 } | |
75 stream.eatWhile(/[\w\$_\xa1-\uffff]/); | |
76 var cur = stream.current(); | |
77 if (keywords.propertyIsEnumerable(cur)) { | |
78 if (cur == "case" || cur == "default") curPunc = "case"; | |
79 return "keyword"; | |
80 } | |
81 if (atoms.propertyIsEnumerable(cur)) return "atom"; | |
82 return "variable"; | |
83 } | |
84 | |
85 function tokenString(quote) { | |
86 return function(stream, state) { | |
87 var escaped = false, next, end = false; | |
88 while ((next = stream.next()) != null) { | |
89 if (next == quote && !escaped) {end = true; break;} | |
90 escaped = !escaped && quote != "`" && next == "\\"; | |
91 } | |
92 if (end || !(escaped || quote == "`")) | |
93 state.tokenize = tokenBase; | |
94 return "string"; | |
95 }; | |
96 } | |
97 | |
98 function tokenComment(stream, state) { | |
99 var maybeEnd = false, ch; | |
100 while (ch = stream.next()) { | |
101 if (ch == "/" && maybeEnd) { | |
102 state.tokenize = tokenBase; | |
103 break; | |
104 } | |
105 maybeEnd = (ch == "*"); | |
106 } | |
107 return "comment"; | |
108 } | |
109 | |
110 function Context(indented, column, type, align, prev) { | |
111 this.indented = indented; | |
112 this.column = column; | |
113 this.type = type; | |
114 this.align = align; | |
115 this.prev = prev; | |
116 } | |
117 function pushContext(state, col, type) { | |
118 return state.context = new Context(state.indented, col, type, null, state.context); | |
119 } | |
120 function popContext(state) { | |
121 if (!state.context.prev) return; | |
122 var t = state.context.type; | |
123 if (t == ")" || t == "]" || t == "}") | |
124 state.indented = state.context.indented; | |
125 return state.context = state.context.prev; | |
126 } | |
127 | |
128 // Interface | |
129 | |
130 return { | |
131 startState: function(basecolumn) { | |
132 return { | |
133 tokenize: null, | |
134 context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), | |
135 indented: 0, | |
136 startOfLine: true | |
137 }; | |
138 }, | |
139 | |
140 token: function(stream, state) { | |
141 var ctx = state.context; | |
142 if (stream.sol()) { | |
143 if (ctx.align == null) ctx.align = false; | |
144 state.indented = stream.indentation(); | |
145 state.startOfLine = true; | |
146 if (ctx.type == "case") ctx.type = "}"; | |
147 } | |
148 if (stream.eatSpace()) return null; | |
149 curPunc = null; | |
150 var style = (state.tokenize || tokenBase)(stream, state); | |
151 if (style == "comment") return style; | |
152 if (ctx.align == null) ctx.align = true; | |
153 | |
154 if (curPunc == "{") pushContext(state, stream.column(), "}"); | |
155 else if (curPunc == "[") pushContext(state, stream.column(), "]"); | |
156 else if (curPunc == "(") pushContext(state, stream.column(), ")"); | |
157 else if (curPunc == "case") ctx.type = "case"; | |
158 else if (curPunc == "}" && ctx.type == "}") popContext(state); | |
159 else if (curPunc == ctx.type) popContext(state); | |
160 state.startOfLine = false; | |
161 return style; | |
162 }, | |
163 | |
164 indent: function(state, textAfter) { | |
165 if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass; | |
166 var ctx = state.context, firstChar = textAfter && textAfter.charAt(0); | |
167 if (ctx.type == "case" && /^(?:case|default)\b/.test(textAfter)) { | |
168 state.context.type = "}"; | |
169 return ctx.indented; | |
170 } | |
171 var closing = firstChar == ctx.type; | |
172 if (ctx.align) return ctx.column + (closing ? 0 : 1); | |
173 else return ctx.indented + (closing ? 0 : indentUnit); | |
174 }, | |
175 | |
176 electricChars: "{}):", | |
177 closeBrackets: "()[]{}''\"\"``", | |
178 fold: "brace", | |
179 blockCommentStart: "/*", | |
180 blockCommentEnd: "*/", | |
181 lineComment: "//" | |
182 }; | |
183 }); | |
184 | |
185 CodeMirror.defineMIME("text/x-go", "go"); | |
186 | |
187 }); |