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File: FrontEndScripts/libs/codemirror/mode/python/python.js

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File: FrontEndScripts/libs/codemirror/mode/python/python.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS mod(require("../../lib/codemirror")); else if (typeof define == "function" && define.amd) // AMD define(["../../lib/codemirror"], mod); else // Plain browser env mod(CodeMirror); })(function(CodeMirror) { "use strict"; function wordRegexp(words) { return new RegExp("^((" + words.join(")|(") + "))\\b"); } var wordOperators = wordRegexp(["and", "or", "not", "is"]); var commonKeywords = ["as", "assert", "break", "class", "continue", "def", "del", "elif", "else", "except", "finally", "for", "from", "global", "if", "import", "lambda", "pass", "raise", "return", "try", "while", "with", "yield", "in"]; var commonBuiltins = ["abs", "all", "any", "bin", "bool", "bytearray", "callable", "chr", "classmethod", "compile", "complex", "delattr", "dict", "dir", "divmod", "enumerate", "eval", "filter", "float", "format", "frozenset", "getattr", "globals", "hasattr", "hash", "help", "hex", "id", "input", "int", "isinstance", "issubclass", "iter", "len", "list", "locals", "map", "max", "memoryview", "min", "next", "object", "oct", "open", "ord", "pow", "property", "range", "repr", "reversed", "round", "set", "setattr", "slice", "sorted", "staticmethod", "str", "sum", "super", "tuple", "type", "vars", "zip", "__import__", "NotImplemented", "Ellipsis", "__debug__"]; var py2 = {builtins: ["apply", "basestring", "buffer", "cmp", "coerce", "execfile", "file", "intern", "long", "raw_input", "reduce", "reload", "unichr", "unicode", "xrange", "False", "True", "None"], keywords: ["exec", "print"]}; var py3 = {builtins: ["ascii", "bytes", "exec", "print"], keywords: ["nonlocal", "False", "True", "None", "async", "await"]}; CodeMirror.registerHelper("hintWords", "python", commonKeywords.concat(commonBuiltins)); function top(state) { return state.scopes[state.scopes.length - 1]; } CodeMirror.defineMode("python", function(conf, parserConf) { var ERRORCLASS = "error"; var singleDelimiters = parserConf.singleDelimiters || /^[\(\)\[\]\{\}@,:`=;\.]/; var doubleOperators = parserConf.doubleOperators || /^([!<>]==|<>|<<|>>|\/\/|\*\*)/; var doubleDelimiters = parserConf.doubleDelimiters || /^(\+=|\-=|\*=|%=|\/=|&=|\|=|\^=)/; var tripleDelimiters = parserConf.tripleDelimiters || /^(\/\/=|>>=|<<=|\*\*=)/; if (parserConf.version && parseInt(parserConf.version, 10) == 3) { // since http://legacy.python.org/dev/peps/pep-0465/ @ is also an operator var singleOperators = parserConf.singleOperators || /^[\+\-\*\/%&|\^~<>!@]/; var identifiers = parserConf.identifiers|| /^[_A-Za-z\u00A1-\uFFFF][_A-Za-z0-9\u00A1-\uFFFF]*/; } else { var singleOperators = parserConf.singleOperators || /^[\+\-\*\/%&|\^~<>!]/; var identifiers = parserConf.identifiers|| /^[_A-Za-z][_A-Za-z0-9]*/; } var hangingIndent = parserConf.hangingIndent || conf.indentUnit; var myKeywords = commonKeywords, myBuiltins = commonBuiltins; if (parserConf.extra_keywords != undefined) myKeywords = myKeywords.concat(parserConf.extra_keywords); if (parserConf.extra_builtins != undefined) myBuiltins = myBuiltins.concat(parserConf.extra_builtins); if (parserConf.version && parseInt(parserConf.version, 10) == 3) { myKeywords = myKeywords.concat(py3.keywords); myBuiltins = myBuiltins.concat(py3.builtins); var stringPrefixes = new RegExp("^(([rb]|(br))?('{3}|\"{3}|['\"]))", "i"); } else { myKeywords = myKeywords.concat(py2.keywords); myBuiltins = myBuiltins.concat(py2.builtins); var stringPrefixes = new RegExp("^(([rub]|(ur)|(br))?('{3}|\"{3}|['\"]))", "i"); } var keywords = wordRegexp(myKeywords); var builtins = wordRegexp(myBuiltins); // tokenizers function tokenBase(stream, state) { if (stream.sol()) state.indent = stream.indentation() // Handle scope changes if (stream.sol() && top(state).type == "py") { var scopeOffset = top(state).offset; if (stream.eatSpace()) { var lineOffset = stream.indentation(); if (lineOffset > scopeOffset) pushPyScope(state); else if (lineOffset < scopeOffset && dedent(stream, state)) state.errorToken = true; return null; } else { var style = tokenBaseInner(stream, state); if (scopeOffset > 0 && dedent(stream, state)) style += " " + ERRORCLASS; return style; } } return tokenBaseInner(stream, state); } function tokenBaseInner(stream, state) { if (stream.eatSpace()) return null; var ch = stream.peek(); // Handle Comments if (ch == "#") { stream.skipToEnd(); return "comment"; } // Handle Number Literals if (stream.match(/^[0-9\.]/, false)) { var floatLiteral = false; // Floats if (stream.match(/^\d*\.\d+(e[\+\-]?\d+)?/i)) { floatLiteral = true; } if (stream.match(/^\d+\.\d*/)) { floatLiteral = true; } if (stream.match(/^\.\d+/)) { floatLiteral = true; } if (floatLiteral) { // Float literals may be "imaginary" stream.eat(/J/i); return "number"; } // Integers var intLiteral = false; // Hex if (stream.match(/^0x[0-9a-f]+/i)) intLiteral = true; // Binary if (stream.match(/^0b[01]+/i)) intLiteral = true; // Octal if (stream.match(/^0o[0-7]+/i)) intLiteral = true; // Decimal if (stream.match(/^[1-9]\d*(e[\+\-]?\d+)?/)) { // Decimal literals may be "imaginary" stream.eat(/J/i); // TODO - Can you have imaginary longs? intLiteral = true; } // Zero by itself with no other piece of number. if (stream.match(/^0(?![\dx])/i)) intLiteral = true; if (intLiteral) { // Integer literals may be "long" stream.eat(/L/i); return "number"; } } // Handle Strings if (stream.match(stringPrefixes)) { state.tokenize = tokenStringFactory(stream.current()); return state.tokenize(stream, state); } // Handle operators and Delimiters if (stream.match(tripleDelimiters) || stream.match(doubleDelimiters)) return "punctuation"; if (stream.match(doubleOperators) || stream.match(singleOperators)) return "operator"; if (stream.match(singleDelimiters)) return "punctuation"; if (state.lastToken == "." && stream.match(identifiers)) return "property"; if (stream.match(keywords) || stream.match(wordOperators)) return "keyword"; if (stream.match(builtins)) return "builtin"; if (stream.match(/^(self|cls)\b/)) return "variable-2"; if (stream.match(identifiers)) { if (state.lastToken == "def" || state.lastToken == "class") return "def"; return "variable"; } // Handle non-detected items stream.next(); return ERRORCLASS; } function tokenStringFactory(delimiter) { while ("rub".indexOf(delimiter.charAt(0).toLowerCase()) >= 0) delimiter = delimiter.substr(1); var singleline = delimiter.length == 1; var OUTCLASS = "string"; function tokenString(stream, state) { while (!stream.eol()) { stream.eatWhile(/[^'"\\]/); if (stream.eat("\\")) { stream.next(); if (singleline && stream.eol()) return OUTCLASS; } else if (stream.match(delimiter)) { state.tokenize = tokenBase; return OUTCLASS; } else { stream.eat(/['"]/); } } if (singleline) { if (parserConf.singleLineStringErrors) return ERRORCLASS; else state.tokenize = tokenBase; } return OUTCLASS; } tokenString.isString = true; return tokenString; } function pushPyScope(state) { while (top(state).type != "py") state.scopes.pop() state.scopes.push({offset: top(state).offset + conf.indentUnit, type: "py", align: null}) } function pushBracketScope(stream, state, type) { var align = stream.match(/^([\s\[\{\(]|#.*)*$/, false) ? null : stream.column() + 1 state.scopes.push({offset: state.indent + hangingIndent, type: type, align: align}) } function dedent(stream, state) { var indented = stream.indentation(); while (top(state).offset > indented) { if (top(state).type != "py") return true; state.scopes.pop(); } return top(state).offset != indented; } function tokenLexer(stream, state) { var style = state.tokenize(stream, state); var current = stream.current(); // Handle decorators if (current == "@") { if (parserConf.version && parseInt(parserConf.version, 10) == 3) return stream.match(identifiers, false) ? "meta" : "operator"; else return stream.match(identifiers, false) ? "meta" : ERRORCLASS; } if ((style == "variable" || style == "builtin") && state.lastToken == "meta") style = "meta"; // Handle scope changes. if (current == "pass" || current == "return") state.dedent += 1; if (current == "lambda") state.lambda = true; if (current == ":" && !state.lambda && top(state).type == "py") pushPyScope(state); var delimiter_index = current.length == 1 ? "[({".indexOf(current) : -1; if (delimiter_index != -1) pushBracketScope(stream, state, "])}".slice(delimiter_index, delimiter_index+1)); delimiter_index = "])}".indexOf(current); if (delimiter_index != -1) { if (top(state).type == current) state.indent = state.scopes.pop().offset - hangingIndent else return ERRORCLASS; } if (state.dedent > 0 && stream.eol() && top(state).type == "py") { if (state.scopes.length > 1) state.scopes.pop(); state.dedent -= 1; } return style; } var external = { startState: function(basecolumn) { return { tokenize: tokenBase, scopes: [{offset: basecolumn || 0, type: "py", align: null}], indent: basecolumn || 0, lastToken: null, lambda: false, dedent: 0 }; }, token: function(stream, state) { var addErr = state.errorToken; if (addErr) state.errorToken = false; var style = tokenLexer(stream, state); if (style && style != "comment") state.lastToken = (style == "keyword" || style == "punctuation") ? stream.current() : style; if (style == "punctuation") style = null; if (stream.eol() && state.lambda) state.lambda = false; return addErr ? style + " " + ERRORCLASS : style; }, indent: function(state, textAfter) { if (state.tokenize != tokenBase) return state.tokenize.isString ? CodeMirror.Pass : 0; var scope = top(state), closing = scope.type == textAfter.charAt(0) if (scope.align != null) return scope.align - (closing ? 1 : 0) else return scope.offset - (closing ? hangingIndent : 0) }, electricInput: /^\s*[\}\]\)]$/, closeBrackets: {triples: "'\""}, lineComment: "#", fold: "indent" }; return external; }); CodeMirror.defineMIME("text/x-python", "python"); var words = function(str) { return str.split(" "); }; CodeMirror.defineMIME("text/x-cython", { name: "python", extra_keywords: words("by cdef cimport cpdef ctypedef enum except"+ "extern gil include nogil property public"+ "readonly struct union DEF IF ELIF ELSE") }); });