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comparison .cms/lib/codemirror/mode/fcl/fcl.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("fcl", function(config) { | |
15 var indentUnit = config.indentUnit; | |
16 | |
17 var keywords = { | |
18 "term": true, | |
19 "method": true, "accu": true, | |
20 "rule": true, "then": true, "is": true, "and": true, "or": true, | |
21 "if": true, "default": true | |
22 }; | |
23 | |
24 var start_blocks = { | |
25 "var_input": true, | |
26 "var_output": true, | |
27 "fuzzify": true, | |
28 "defuzzify": true, | |
29 "function_block": true, | |
30 "ruleblock": true | |
31 }; | |
32 | |
33 var end_blocks = { | |
34 "end_ruleblock": true, | |
35 "end_defuzzify": true, | |
36 "end_function_block": true, | |
37 "end_fuzzify": true, | |
38 "end_var": true | |
39 }; | |
40 | |
41 var atoms = { | |
42 "true": true, "false": true, "nan": true, | |
43 "real": true, "min": true, "max": true, "cog": true, "cogs": true | |
44 }; | |
45 | |
46 var isOperatorChar = /[+\-*&^%:=<>!|\/]/; | |
47 | |
48 function tokenBase(stream, state) { | |
49 var ch = stream.next(); | |
50 | |
51 if (/[\d\.]/.test(ch)) { | |
52 if (ch == ".") { | |
53 stream.match(/^[0-9]+([eE][\-+]?[0-9]+)?/); | |
54 } else if (ch == "0") { | |
55 stream.match(/^[xX][0-9a-fA-F]+/) || stream.match(/^0[0-7]+/); | |
56 } else { | |
57 stream.match(/^[0-9]*\.?[0-9]*([eE][\-+]?[0-9]+)?/); | |
58 } | |
59 return "number"; | |
60 } | |
61 | |
62 if (ch == "/" || ch == "(") { | |
63 if (stream.eat("*")) { | |
64 state.tokenize = tokenComment; | |
65 return tokenComment(stream, state); | |
66 } | |
67 if (stream.eat("/")) { | |
68 stream.skipToEnd(); | |
69 return "comment"; | |
70 } | |
71 } | |
72 if (isOperatorChar.test(ch)) { | |
73 stream.eatWhile(isOperatorChar); | |
74 return "operator"; | |
75 } | |
76 stream.eatWhile(/[\w\$_\xa1-\uffff]/); | |
77 | |
78 var cur = stream.current().toLowerCase(); | |
79 if (keywords.propertyIsEnumerable(cur) || | |
80 start_blocks.propertyIsEnumerable(cur) || | |
81 end_blocks.propertyIsEnumerable(cur)) { | |
82 return "keyword"; | |
83 } | |
84 if (atoms.propertyIsEnumerable(cur)) return "atom"; | |
85 return "variable"; | |
86 } | |
87 | |
88 | |
89 function tokenComment(stream, state) { | |
90 var maybeEnd = false, ch; | |
91 while (ch = stream.next()) { | |
92 if ((ch == "/" || ch == ")") && maybeEnd) { | |
93 state.tokenize = tokenBase; | |
94 break; | |
95 } | |
96 maybeEnd = (ch == "*"); | |
97 } | |
98 return "comment"; | |
99 } | |
100 | |
101 function Context(indented, column, type, align, prev) { | |
102 this.indented = indented; | |
103 this.column = column; | |
104 this.type = type; | |
105 this.align = align; | |
106 this.prev = prev; | |
107 } | |
108 | |
109 function pushContext(state, col, type) { | |
110 return state.context = new Context(state.indented, col, type, null, state.context); | |
111 } | |
112 | |
113 function popContext(state) { | |
114 if (!state.context.prev) return; | |
115 var t = state.context.type; | |
116 if (t == "end_block") | |
117 state.indented = state.context.indented; | |
118 return state.context = state.context.prev; | |
119 } | |
120 | |
121 // Interface | |
122 | |
123 return { | |
124 startState: function(basecolumn) { | |
125 return { | |
126 tokenize: null, | |
127 context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), | |
128 indented: 0, | |
129 startOfLine: true | |
130 }; | |
131 }, | |
132 | |
133 token: function(stream, state) { | |
134 var ctx = state.context; | |
135 if (stream.sol()) { | |
136 if (ctx.align == null) ctx.align = false; | |
137 state.indented = stream.indentation(); | |
138 state.startOfLine = true; | |
139 } | |
140 if (stream.eatSpace()) return null; | |
141 | |
142 var style = (state.tokenize || tokenBase)(stream, state); | |
143 if (style == "comment") return style; | |
144 if (ctx.align == null) ctx.align = true; | |
145 | |
146 var cur = stream.current().toLowerCase(); | |
147 | |
148 if (start_blocks.propertyIsEnumerable(cur)) pushContext(state, stream.column(), "end_block"); | |
149 else if (end_blocks.propertyIsEnumerable(cur)) popContext(state); | |
150 | |
151 state.startOfLine = false; | |
152 return style; | |
153 }, | |
154 | |
155 indent: function(state, textAfter) { | |
156 if (state.tokenize != tokenBase && state.tokenize != null) return 0; | |
157 var ctx = state.context; | |
158 | |
159 var closing = end_blocks.propertyIsEnumerable(textAfter); | |
160 if (ctx.align) return ctx.column + (closing ? 0 : 1); | |
161 else return ctx.indented + (closing ? 0 : indentUnit); | |
162 }, | |
163 | |
164 electricChars: "ryk", | |
165 fold: "brace", | |
166 blockCommentStart: "(*", | |
167 blockCommentEnd: "*)", | |
168 lineComment: "//" | |
169 }; | |
170 }); | |
171 | |
172 CodeMirror.defineMIME("text/x-fcl", "fcl"); | |
173 }); |