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comparison .cms/lib/codemirror/mode/python/python.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 // 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 function wordRegexp(words) { | |
15 return new RegExp("^((" + words.join(")|(") + "))\\b"); | |
16 } | |
17 | |
18 var wordOperators = wordRegexp(["and", "or", "not", "is"]); | |
19 var commonKeywords = ["as", "assert", "break", "class", "continue", | |
20 "def", "del", "elif", "else", "except", "finally", | |
21 "for", "from", "global", "if", "import", | |
22 "lambda", "pass", "raise", "return", | |
23 "try", "while", "with", "yield", "in", "False", "True"]; | |
24 var commonBuiltins = ["abs", "all", "any", "bin", "bool", "bytearray", "callable", "chr", | |
25 "classmethod", "compile", "complex", "delattr", "dict", "dir", "divmod", | |
26 "enumerate", "eval", "filter", "float", "format", "frozenset", | |
27 "getattr", "globals", "hasattr", "hash", "help", "hex", "id", | |
28 "input", "int", "isinstance", "issubclass", "iter", "len", | |
29 "list", "locals", "map", "max", "memoryview", "min", "next", | |
30 "object", "oct", "open", "ord", "pow", "property", "range", | |
31 "repr", "reversed", "round", "set", "setattr", "slice", | |
32 "sorted", "staticmethod", "str", "sum", "super", "tuple", | |
33 "type", "vars", "zip", "__import__", "NotImplemented", | |
34 "Ellipsis", "__debug__"]; | |
35 CodeMirror.registerHelper("hintWords", "python", commonKeywords.concat(commonBuiltins).concat(["exec", "print"])); | |
36 | |
37 function top(state) { | |
38 return state.scopes[state.scopes.length - 1]; | |
39 } | |
40 | |
41 CodeMirror.defineMode("python", function(conf, parserConf) { | |
42 var ERRORCLASS = "error"; | |
43 | |
44 var delimiters = parserConf.delimiters || parserConf.singleDelimiters || /^[\(\)\[\]\{\}@,:`=;\.\\]/; | |
45 // (Backwards-compatibility with old, cumbersome config system) | |
46 var operators = [parserConf.singleOperators, parserConf.doubleOperators, parserConf.doubleDelimiters, parserConf.tripleDelimiters, | |
47 parserConf.operators || /^([-+*/%\/&|^]=?|[<>=]+|\/\/=?|\*\*=?|!=|[~!@]|\.\.\.)/] | |
48 for (var i = 0; i < operators.length; i++) if (!operators[i]) operators.splice(i--, 1) | |
49 | |
50 var hangingIndent = parserConf.hangingIndent || conf.indentUnit; | |
51 | |
52 var myKeywords = commonKeywords, myBuiltins = commonBuiltins; | |
53 if (parserConf.extra_keywords != undefined) | |
54 myKeywords = myKeywords.concat(parserConf.extra_keywords); | |
55 | |
56 if (parserConf.extra_builtins != undefined) | |
57 myBuiltins = myBuiltins.concat(parserConf.extra_builtins); | |
58 | |
59 var py3 = !(parserConf.version && Number(parserConf.version) < 3) | |
60 if (py3) { | |
61 // since http://legacy.python.org/dev/peps/pep-0465/ @ is also an operator | |
62 var identifiers = parserConf.identifiers|| /^[_A-Za-z\u00A1-\uFFFF][_A-Za-z0-9\u00A1-\uFFFF]*/; | |
63 myKeywords = myKeywords.concat(["nonlocal", "None", "aiter", "anext", "async", "await", "breakpoint", "match", "case"]); | |
64 myBuiltins = myBuiltins.concat(["ascii", "bytes", "exec", "print"]); | |
65 var stringPrefixes = new RegExp("^(([rbuf]|(br)|(rb)|(fr)|(rf))?('{3}|\"{3}|['\"]))", "i"); | |
66 } else { | |
67 var identifiers = parserConf.identifiers|| /^[_A-Za-z][_A-Za-z0-9]*/; | |
68 myKeywords = myKeywords.concat(["exec", "print"]); | |
69 myBuiltins = myBuiltins.concat(["apply", "basestring", "buffer", "cmp", "coerce", "execfile", | |
70 "file", "intern", "long", "raw_input", "reduce", "reload", | |
71 "unichr", "unicode", "xrange", "None"]); | |
72 var stringPrefixes = new RegExp("^(([rubf]|(ur)|(br))?('{3}|\"{3}|['\"]))", "i"); | |
73 } | |
74 var keywords = wordRegexp(myKeywords); | |
75 var builtins = wordRegexp(myBuiltins); | |
76 | |
77 // tokenizers | |
78 function tokenBase(stream, state) { | |
79 var sol = stream.sol() && state.lastToken != "\\" | |
80 if (sol) state.indent = stream.indentation() | |
81 // Handle scope changes | |
82 if (sol && top(state).type == "py") { | |
83 var scopeOffset = top(state).offset; | |
84 if (stream.eatSpace()) { | |
85 var lineOffset = stream.indentation(); | |
86 if (lineOffset > scopeOffset) | |
87 pushPyScope(state); | |
88 else if (lineOffset < scopeOffset && dedent(stream, state) && stream.peek() != "#") | |
89 state.errorToken = true; | |
90 return null; | |
91 } else { | |
92 var style = tokenBaseInner(stream, state); | |
93 if (scopeOffset > 0 && dedent(stream, state)) | |
94 style += " " + ERRORCLASS; | |
95 return style; | |
96 } | |
97 } | |
98 return tokenBaseInner(stream, state); | |
99 } | |
100 | |
101 function tokenBaseInner(stream, state, inFormat) { | |
102 if (stream.eatSpace()) return null; | |
103 | |
104 // Handle Comments | |
105 if (!inFormat && stream.match(/^#.*/)) return "comment"; | |
106 | |
107 // Handle Number Literals | |
108 if (stream.match(/^[0-9\.]/, false)) { | |
109 var floatLiteral = false; | |
110 // Floats | |
111 if (stream.match(/^[\d_]*\.\d+(e[\+\-]?\d+)?/i)) { floatLiteral = true; } | |
112 if (stream.match(/^[\d_]+\.\d*/)) { floatLiteral = true; } | |
113 if (stream.match(/^\.\d+/)) { floatLiteral = true; } | |
114 if (floatLiteral) { | |
115 // Float literals may be "imaginary" | |
116 stream.eat(/J/i); | |
117 return "number"; | |
118 } | |
119 // Integers | |
120 var intLiteral = false; | |
121 // Hex | |
122 if (stream.match(/^0x[0-9a-f_]+/i)) intLiteral = true; | |
123 // Binary | |
124 if (stream.match(/^0b[01_]+/i)) intLiteral = true; | |
125 // Octal | |
126 if (stream.match(/^0o[0-7_]+/i)) intLiteral = true; | |
127 // Decimal | |
128 if (stream.match(/^[1-9][\d_]*(e[\+\-]?[\d_]+)?/)) { | |
129 // Decimal literals may be "imaginary" | |
130 stream.eat(/J/i); | |
131 // TODO - Can you have imaginary longs? | |
132 intLiteral = true; | |
133 } | |
134 // Zero by itself with no other piece of number. | |
135 if (stream.match(/^0(?![\dx])/i)) intLiteral = true; | |
136 if (intLiteral) { | |
137 // Integer literals may be "long" | |
138 stream.eat(/L/i); | |
139 return "number"; | |
140 } | |
141 } | |
142 | |
143 // Handle Strings | |
144 if (stream.match(stringPrefixes)) { | |
145 var isFmtString = stream.current().toLowerCase().indexOf('f') !== -1; | |
146 if (!isFmtString) { | |
147 state.tokenize = tokenStringFactory(stream.current(), state.tokenize); | |
148 return state.tokenize(stream, state); | |
149 } else { | |
150 state.tokenize = formatStringFactory(stream.current(), state.tokenize); | |
151 return state.tokenize(stream, state); | |
152 } | |
153 } | |
154 | |
155 for (var i = 0; i < operators.length; i++) | |
156 if (stream.match(operators[i])) return "operator" | |
157 | |
158 if (stream.match(delimiters)) return "punctuation"; | |
159 | |
160 if (state.lastToken == "." && stream.match(identifiers)) | |
161 return "property"; | |
162 | |
163 if (stream.match(keywords) || stream.match(wordOperators)) | |
164 return "keyword"; | |
165 | |
166 if (stream.match(builtins)) | |
167 return "builtin"; | |
168 | |
169 if (stream.match(/^(self|cls)\b/)) | |
170 return "variable-2"; | |
171 | |
172 if (stream.match(identifiers)) { | |
173 if (state.lastToken == "def" || state.lastToken == "class") | |
174 return "def"; | |
175 return "variable"; | |
176 } | |
177 | |
178 // Handle non-detected items | |
179 stream.next(); | |
180 return inFormat ? null :ERRORCLASS; | |
181 } | |
182 | |
183 function formatStringFactory(delimiter, tokenOuter) { | |
184 while ("rubf".indexOf(delimiter.charAt(0).toLowerCase()) >= 0) | |
185 delimiter = delimiter.substr(1); | |
186 | |
187 var singleline = delimiter.length == 1; | |
188 var OUTCLASS = "string"; | |
189 | |
190 function tokenNestedExpr(depth) { | |
191 return function(stream, state) { | |
192 var inner = tokenBaseInner(stream, state, true) | |
193 if (inner == "punctuation") { | |
194 if (stream.current() == "{") { | |
195 state.tokenize = tokenNestedExpr(depth + 1) | |
196 } else if (stream.current() == "}") { | |
197 if (depth > 1) state.tokenize = tokenNestedExpr(depth - 1) | |
198 else state.tokenize = tokenString | |
199 } | |
200 } | |
201 return inner | |
202 } | |
203 } | |
204 | |
205 function tokenString(stream, state) { | |
206 while (!stream.eol()) { | |
207 stream.eatWhile(/[^'"\{\}\\]/); | |
208 if (stream.eat("\\")) { | |
209 stream.next(); | |
210 if (singleline && stream.eol()) | |
211 return OUTCLASS; | |
212 } else if (stream.match(delimiter)) { | |
213 state.tokenize = tokenOuter; | |
214 return OUTCLASS; | |
215 } else if (stream.match('{{')) { | |
216 // ignore {{ in f-str | |
217 return OUTCLASS; | |
218 } else if (stream.match('{', false)) { | |
219 // switch to nested mode | |
220 state.tokenize = tokenNestedExpr(0) | |
221 if (stream.current()) return OUTCLASS; | |
222 else return state.tokenize(stream, state) | |
223 } else if (stream.match('}}')) { | |
224 return OUTCLASS; | |
225 } else if (stream.match('}')) { | |
226 // single } in f-string is an error | |
227 return ERRORCLASS; | |
228 } else { | |
229 stream.eat(/['"]/); | |
230 } | |
231 } | |
232 if (singleline) { | |
233 if (parserConf.singleLineStringErrors) | |
234 return ERRORCLASS; | |
235 else | |
236 state.tokenize = tokenOuter; | |
237 } | |
238 return OUTCLASS; | |
239 } | |
240 tokenString.isString = true; | |
241 return tokenString; | |
242 } | |
243 | |
244 function tokenStringFactory(delimiter, tokenOuter) { | |
245 while ("rubf".indexOf(delimiter.charAt(0).toLowerCase()) >= 0) | |
246 delimiter = delimiter.substr(1); | |
247 | |
248 var singleline = delimiter.length == 1; | |
249 var OUTCLASS = "string"; | |
250 | |
251 function tokenString(stream, state) { | |
252 while (!stream.eol()) { | |
253 stream.eatWhile(/[^'"\\]/); | |
254 if (stream.eat("\\")) { | |
255 stream.next(); | |
256 if (singleline && stream.eol()) | |
257 return OUTCLASS; | |
258 } else if (stream.match(delimiter)) { | |
259 state.tokenize = tokenOuter; | |
260 return OUTCLASS; | |
261 } else { | |
262 stream.eat(/['"]/); | |
263 } | |
264 } | |
265 if (singleline) { | |
266 if (parserConf.singleLineStringErrors) | |
267 return ERRORCLASS; | |
268 else | |
269 state.tokenize = tokenOuter; | |
270 } | |
271 return OUTCLASS; | |
272 } | |
273 tokenString.isString = true; | |
274 return tokenString; | |
275 } | |
276 | |
277 function pushPyScope(state) { | |
278 while (top(state).type != "py") state.scopes.pop() | |
279 state.scopes.push({offset: top(state).offset + conf.indentUnit, | |
280 type: "py", | |
281 align: null}) | |
282 } | |
283 | |
284 function pushBracketScope(stream, state, type) { | |
285 var align = stream.match(/^[\s\[\{\(]*(?:#|$)/, false) ? null : stream.column() + 1 | |
286 state.scopes.push({offset: state.indent + hangingIndent, | |
287 type: type, | |
288 align: align}) | |
289 } | |
290 | |
291 function dedent(stream, state) { | |
292 var indented = stream.indentation(); | |
293 while (state.scopes.length > 1 && top(state).offset > indented) { | |
294 if (top(state).type != "py") return true; | |
295 state.scopes.pop(); | |
296 } | |
297 return top(state).offset != indented; | |
298 } | |
299 | |
300 function tokenLexer(stream, state) { | |
301 if (stream.sol()) { | |
302 state.beginningOfLine = true; | |
303 state.dedent = false; | |
304 } | |
305 | |
306 var style = state.tokenize(stream, state); | |
307 var current = stream.current(); | |
308 | |
309 // Handle decorators | |
310 if (state.beginningOfLine && current == "@") | |
311 return stream.match(identifiers, false) ? "meta" : py3 ? "operator" : ERRORCLASS; | |
312 | |
313 if (/\S/.test(current)) state.beginningOfLine = false; | |
314 | |
315 if ((style == "variable" || style == "builtin") | |
316 && state.lastToken == "meta") | |
317 style = "meta"; | |
318 | |
319 // Handle scope changes. | |
320 if (current == "pass" || current == "return") | |
321 state.dedent = true; | |
322 | |
323 if (current == "lambda") state.lambda = true; | |
324 if (current == ":" && !state.lambda && top(state).type == "py" && stream.match(/^\s*(?:#|$)/, false)) | |
325 pushPyScope(state); | |
326 | |
327 if (current.length == 1 && !/string|comment/.test(style)) { | |
328 var delimiter_index = "[({".indexOf(current); | |
329 if (delimiter_index != -1) | |
330 pushBracketScope(stream, state, "])}".slice(delimiter_index, delimiter_index+1)); | |
331 | |
332 delimiter_index = "])}".indexOf(current); | |
333 if (delimiter_index != -1) { | |
334 if (top(state).type == current) state.indent = state.scopes.pop().offset - hangingIndent | |
335 else return ERRORCLASS; | |
336 } | |
337 } | |
338 if (state.dedent && stream.eol() && top(state).type == "py" && state.scopes.length > 1) | |
339 state.scopes.pop(); | |
340 | |
341 return style; | |
342 } | |
343 | |
344 var external = { | |
345 startState: function(basecolumn) { | |
346 return { | |
347 tokenize: tokenBase, | |
348 scopes: [{offset: basecolumn || 0, type: "py", align: null}], | |
349 indent: basecolumn || 0, | |
350 lastToken: null, | |
351 lambda: false, | |
352 dedent: 0 | |
353 }; | |
354 }, | |
355 | |
356 token: function(stream, state) { | |
357 var addErr = state.errorToken; | |
358 if (addErr) state.errorToken = false; | |
359 var style = tokenLexer(stream, state); | |
360 | |
361 if (style && style != "comment") | |
362 state.lastToken = (style == "keyword" || style == "punctuation") ? stream.current() : style; | |
363 if (style == "punctuation") style = null; | |
364 | |
365 if (stream.eol() && state.lambda) | |
366 state.lambda = false; | |
367 return addErr ? style + " " + ERRORCLASS : style; | |
368 }, | |
369 | |
370 indent: function(state, textAfter) { | |
371 if (state.tokenize != tokenBase) | |
372 return state.tokenize.isString ? CodeMirror.Pass : 0; | |
373 | |
374 var scope = top(state) | |
375 var closing = scope.type == textAfter.charAt(0) || | |
376 scope.type == "py" && !state.dedent && /^(else:|elif |except |finally:)/.test(textAfter) | |
377 if (scope.align != null) | |
378 return scope.align - (closing ? 1 : 0) | |
379 else | |
380 return scope.offset - (closing ? hangingIndent : 0) | |
381 }, | |
382 | |
383 electricInput: /^\s*([\}\]\)]|else:|elif |except |finally:)$/, | |
384 closeBrackets: {triples: "'\""}, | |
385 lineComment: "#", | |
386 fold: "indent" | |
387 }; | |
388 return external; | |
389 }); | |
390 | |
391 CodeMirror.defineMIME("text/x-python", "python"); | |
392 | |
393 var words = function(str) { return str.split(" "); }; | |
394 | |
395 CodeMirror.defineMIME("text/x-cython", { | |
396 name: "python", | |
397 extra_keywords: words("by cdef cimport cpdef ctypedef enum except "+ | |
398 "extern gil include nogil property public "+ | |
399 "readonly struct union DEF IF ELIF ELSE") | |
400 }); | |
401 | |
402 }); |