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Diffstat (limited to '_mint/node_modules/js-beautify/js/src/javascript')
5 files changed, 2217 insertions, 0 deletions
diff --git a/_mint/node_modules/js-beautify/js/src/javascript/acorn.js b/_mint/node_modules/js-beautify/js/src/javascript/acorn.js new file mode 100644 index 0000000..e5380ad --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/javascript/acorn.js @@ -0,0 +1,57 @@ +/* jshint node: true, curly: false */ +// Parts of this section of code is taken from acorn. +// +// Acorn was written by Marijn Haverbeke and released under an MIT +// license. The Unicode regexps (for identifiers and whitespace) were +// taken from [Esprima](http://esprima.org) by Ariya Hidayat. +// +// Git repositories for Acorn are available at +// +// http://marijnhaverbeke.nl/git/acorn +// https://github.com/marijnh/acorn.git + +// ## Character categories + + +'use strict'; + +// acorn used char codes to squeeze the last bit of performance out +// Beautifier is okay without that, so we're using regex +// permit # (23), $ (36), and @ (64). @ is used in ES7 decorators. +// 65 through 91 are uppercase letters. +// permit _ (95). +// 97 through 123 are lowercase letters. +var baseASCIIidentifierStartChars = "\\x23\\x24\\x40\\x41-\\x5a\\x5f\\x61-\\x7a"; + +// inside an identifier @ is not allowed but 0-9 are. +var baseASCIIidentifierChars = "\\x24\\x30-\\x39\\x41-\\x5a\\x5f\\x61-\\x7a"; + +// Big ugly regular expressions that match characters in the +// whitespace, identifier, and identifier-start categories. These +// are only applied when a character is found to actually have a +// code point above 128. +var nonASCIIidentifierStartChars = "\\xaa\\xb5\\xba\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\u02c1\\u02c6-\\u02d1\\u02e0-\\u02e4\\u02ec\\u02ee\\u0370-\\u0374\\u0376\\u0377\\u037a-\\u037d\\u0386\\u0388-\\u038a\\u038c\\u038e-\\u03a1\\u03a3-\\u03f5\\u03f7-\\u0481\\u048a-\\u0527\\u0531-\\u0556\\u0559\\u0561-\\u0587\\u05d0-\\u05ea\\u05f0-\\u05f2\\u0620-\\u064a\\u066e\\u066f\\u0671-\\u06d3\\u06d5\\u06e5\\u06e6\\u06ee\\u06ef\\u06fa-\\u06fc\\u06ff\\u0710\\u0712-\\u072f\\u074d-\\u07a5\\u07b1\\u07ca-\\u07ea\\u07f4\\u07f5\\u07fa\\u0800-\\u0815\\u081a\\u0824\\u0828\\u0840-\\u0858\\u08a0\\u08a2-\\u08ac\\u0904-\\u0939\\u093d\\u0950\\u0958-\\u0961\\u0971-\\u0977\\u0979-\\u097f\\u0985-\\u098c\\u098f\\u0990\\u0993-\\u09a8\\u09aa-\\u09b0\\u09b2\\u09b6-\\u09b9\\u09bd\\u09ce\\u09dc\\u09dd\\u09df-\\u09e1\\u09f0\\u09f1\\u0a05-\\u0a0a\\u0a0f\\u0a10\\u0a13-\\u0a28\\u0a2a-\\u0a30\\u0a32\\u0a33\\u0a35\\u0a36\\u0a38\\u0a39\\u0a59-\\u0a5c\\u0a5e\\u0a72-\\u0a74\\u0a85-\\u0a8d\\u0a8f-\\u0a91\\u0a93-\\u0aa8\\u0aaa-\\u0ab0\\u0ab2\\u0ab3\\u0ab5-\\u0ab9\\u0abd\\u0ad0\\u0ae0\\u0ae1\\u0b05-\\u0b0c\\u0b0f\\u0b10\\u0b13-\\u0b28\\u0b2a-\\u0b30\\u0b32\\u0b33\\u0b35-\\u0b39\\u0b3d\\u0b5c\\u0b5d\\u0b5f-\\u0b61\\u0b71\\u0b83\\u0b85-\\u0b8a\\u0b8e-\\u0b90\\u0b92-\\u0b95\\u0b99\\u0b9a\\u0b9c\\u0b9e\\u0b9f\\u0ba3\\u0ba4\\u0ba8-\\u0baa\\u0bae-\\u0bb9\\u0bd0\\u0c05-\\u0c0c\\u0c0e-\\u0c10\\u0c12-\\u0c28\\u0c2a-\\u0c33\\u0c35-\\u0c39\\u0c3d\\u0c58\\u0c59\\u0c60\\u0c61\\u0c85-\\u0c8c\\u0c8e-\\u0c90\\u0c92-\\u0ca8\\u0caa-\\u0cb3\\u0cb5-\\u0cb9\\u0cbd\\u0cde\\u0ce0\\u0ce1\\u0cf1\\u0cf2\\u0d05-\\u0d0c\\u0d0e-\\u0d10\\u0d12-\\u0d3a\\u0d3d\\u0d4e\\u0d60\\u0d61\\u0d7a-\\u0d7f\\u0d85-\\u0d96\\u0d9a-\\u0db1\\u0db3-\\u0dbb\\u0dbd\\u0dc0-\\u0dc6\\u0e01-\\u0e30\\u0e32\\u0e33\\u0e40-\\u0e46\\u0e81\\u0e82\\u0e84\\u0e87\\u0e88\\u0e8a\\u0e8d\\u0e94-\\u0e97\\u0e99-\\u0e9f\\u0ea1-\\u0ea3\\u0ea5\\u0ea7\\u0eaa\\u0eab\\u0ead-\\u0eb0\\u0eb2\\u0eb3\\u0ebd\\u0ec0-\\u0ec4\\u0ec6\\u0edc-\\u0edf\\u0f00\\u0f40-\\u0f47\\u0f49-\\u0f6c\\u0f88-\\u0f8c\\u1000-\\u102a\\u103f\\u1050-\\u1055\\u105a-\\u105d\\u1061\\u1065\\u1066\\u106e-\\u1070\\u1075-\\u1081\\u108e\\u10a0-\\u10c5\\u10c7\\u10cd\\u10d0-\\u10fa\\u10fc-\\u1248\\u124a-\\u124d\\u1250-\\u1256\\u1258\\u125a-\\u125d\\u1260-\\u1288\\u128a-\\u128d\\u1290-\\u12b0\\u12b2-\\u12b5\\u12b8-\\u12be\\u12c0\\u12c2-\\u12c5\\u12c8-\\u12d6\\u12d8-\\u1310\\u1312-\\u1315\\u1318-\\u135a\\u1380-\\u138f\\u13a0-\\u13f4\\u1401-\\u166c\\u166f-\\u167f\\u1681-\\u169a\\u16a0-\\u16ea\\u16ee-\\u16f0\\u1700-\\u170c\\u170e-\\u1711\\u1720-\\u1731\\u1740-\\u1751\\u1760-\\u176c\\u176e-\\u1770\\u1780-\\u17b3\\u17d7\\u17dc\\u1820-\\u1877\\u1880-\\u18a8\\u18aa\\u18b0-\\u18f5\\u1900-\\u191c\\u1950-\\u196d\\u1970-\\u1974\\u1980-\\u19ab\\u19c1-\\u19c7\\u1a00-\\u1a16\\u1a20-\\u1a54\\u1aa7\\u1b05-\\u1b33\\u1b45-\\u1b4b\\u1b83-\\u1ba0\\u1bae\\u1baf\\u1bba-\\u1be5\\u1c00-\\u1c23\\u1c4d-\\u1c4f\\u1c5a-\\u1c7d\\u1ce9-\\u1cec\\u1cee-\\u1cf1\\u1cf5\\u1cf6\\u1d00-\\u1dbf\\u1e00-\\u1f15\\u1f18-\\u1f1d\\u1f20-\\u1f45\\u1f48-\\u1f4d\\u1f50-\\u1f57\\u1f59\\u1f5b\\u1f5d\\u1f5f-\\u1f7d\\u1f80-\\u1fb4\\u1fb6-\\u1fbc\\u1fbe\\u1fc2-\\u1fc4\\u1fc6-\\u1fcc\\u1fd0-\\u1fd3\\u1fd6-\\u1fdb\\u1fe0-\\u1fec\\u1ff2-\\u1ff4\\u1ff6-\\u1ffc\\u2071\\u207f\\u2090-\\u209c\\u2102\\u2107\\u210a-\\u2113\\u2115\\u2119-\\u211d\\u2124\\u2126\\u2128\\u212a-\\u212d\\u212f-\\u2139\\u213c-\\u213f\\u2145-\\u2149\\u214e\\u2160-\\u2188\\u2c00-\\u2c2e\\u2c30-\\u2c5e\\u2c60-\\u2ce4\\u2ceb-\\u2cee\\u2cf2\\u2cf3\\u2d00-\\u2d25\\u2d27\\u2d2d\\u2d30-\\u2d67\\u2d6f\\u2d80-\\u2d96\\u2da0-\\u2da6\\u2da8-\\u2dae\\u2db0-\\u2db6\\u2db8-\\u2dbe\\u2dc0-\\u2dc6\\u2dc8-\\u2dce\\u2dd0-\\u2dd6\\u2dd8-\\u2dde\\u2e2f\\u3005-\\u3007\\u3021-\\u3029\\u3031-\\u3035\\u3038-\\u303c\\u3041-\\u3096\\u309d-\\u309f\\u30a1-\\u30fa\\u30fc-\\u30ff\\u3105-\\u312d\\u3131-\\u318e\\u31a0-\\u31ba\\u31f0-\\u31ff\\u3400-\\u4db5\\u4e00-\\u9fcc\\ua000-\\ua48c\\ua4d0-\\ua4fd\\ua500-\\ua60c\\ua610-\\ua61f\\ua62a\\ua62b\\ua640-\\ua66e\\ua67f-\\ua697\\ua6a0-\\ua6ef\\ua717-\\ua71f\\ua722-\\ua788\\ua78b-\\ua78e\\ua790-\\ua793\\ua7a0-\\ua7aa\\ua7f8-\\ua801\\ua803-\\ua805\\ua807-\\ua80a\\ua80c-\\ua822\\ua840-\\ua873\\ua882-\\ua8b3\\ua8f2-\\ua8f7\\ua8fb\\ua90a-\\ua925\\ua930-\\ua946\\ua960-\\ua97c\\ua984-\\ua9b2\\ua9cf\\uaa00-\\uaa28\\uaa40-\\uaa42\\uaa44-\\uaa4b\\uaa60-\\uaa76\\uaa7a\\uaa80-\\uaaaf\\uaab1\\uaab5\\uaab6\\uaab9-\\uaabd\\uaac0\\uaac2\\uaadb-\\uaadd\\uaae0-\\uaaea\\uaaf2-\\uaaf4\\uab01-\\uab06\\uab09-\\uab0e\\uab11-\\uab16\\uab20-\\uab26\\uab28-\\uab2e\\uabc0-\\uabe2\\uac00-\\ud7a3\\ud7b0-\\ud7c6\\ud7cb-\\ud7fb\\uf900-\\ufa6d\\ufa70-\\ufad9\\ufb00-\\ufb06\\ufb13-\\ufb17\\ufb1d\\ufb1f-\\ufb28\\ufb2a-\\ufb36\\ufb38-\\ufb3c\\ufb3e\\ufb40\\ufb41\\ufb43\\ufb44\\ufb46-\\ufbb1\\ufbd3-\\ufd3d\\ufd50-\\ufd8f\\ufd92-\\ufdc7\\ufdf0-\\ufdfb\\ufe70-\\ufe74\\ufe76-\\ufefc\\uff21-\\uff3a\\uff41-\\uff5a\\uff66-\\uffbe\\uffc2-\\uffc7\\uffca-\\uffcf\\uffd2-\\uffd7\\uffda-\\uffdc"; +var nonASCIIidentifierChars = "\\u0300-\\u036f\\u0483-\\u0487\\u0591-\\u05bd\\u05bf\\u05c1\\u05c2\\u05c4\\u05c5\\u05c7\\u0610-\\u061a\\u0620-\\u0649\\u0672-\\u06d3\\u06e7-\\u06e8\\u06fb-\\u06fc\\u0730-\\u074a\\u0800-\\u0814\\u081b-\\u0823\\u0825-\\u0827\\u0829-\\u082d\\u0840-\\u0857\\u08e4-\\u08fe\\u0900-\\u0903\\u093a-\\u093c\\u093e-\\u094f\\u0951-\\u0957\\u0962-\\u0963\\u0966-\\u096f\\u0981-\\u0983\\u09bc\\u09be-\\u09c4\\u09c7\\u09c8\\u09d7\\u09df-\\u09e0\\u0a01-\\u0a03\\u0a3c\\u0a3e-\\u0a42\\u0a47\\u0a48\\u0a4b-\\u0a4d\\u0a51\\u0a66-\\u0a71\\u0a75\\u0a81-\\u0a83\\u0abc\\u0abe-\\u0ac5\\u0ac7-\\u0ac9\\u0acb-\\u0acd\\u0ae2-\\u0ae3\\u0ae6-\\u0aef\\u0b01-\\u0b03\\u0b3c\\u0b3e-\\u0b44\\u0b47\\u0b48\\u0b4b-\\u0b4d\\u0b56\\u0b57\\u0b5f-\\u0b60\\u0b66-\\u0b6f\\u0b82\\u0bbe-\\u0bc2\\u0bc6-\\u0bc8\\u0bca-\\u0bcd\\u0bd7\\u0be6-\\u0bef\\u0c01-\\u0c03\\u0c46-\\u0c48\\u0c4a-\\u0c4d\\u0c55\\u0c56\\u0c62-\\u0c63\\u0c66-\\u0c6f\\u0c82\\u0c83\\u0cbc\\u0cbe-\\u0cc4\\u0cc6-\\u0cc8\\u0cca-\\u0ccd\\u0cd5\\u0cd6\\u0ce2-\\u0ce3\\u0ce6-\\u0cef\\u0d02\\u0d03\\u0d46-\\u0d48\\u0d57\\u0d62-\\u0d63\\u0d66-\\u0d6f\\u0d82\\u0d83\\u0dca\\u0dcf-\\u0dd4\\u0dd6\\u0dd8-\\u0ddf\\u0df2\\u0df3\\u0e34-\\u0e3a\\u0e40-\\u0e45\\u0e50-\\u0e59\\u0eb4-\\u0eb9\\u0ec8-\\u0ecd\\u0ed0-\\u0ed9\\u0f18\\u0f19\\u0f20-\\u0f29\\u0f35\\u0f37\\u0f39\\u0f41-\\u0f47\\u0f71-\\u0f84\\u0f86-\\u0f87\\u0f8d-\\u0f97\\u0f99-\\u0fbc\\u0fc6\\u1000-\\u1029\\u1040-\\u1049\\u1067-\\u106d\\u1071-\\u1074\\u1082-\\u108d\\u108f-\\u109d\\u135d-\\u135f\\u170e-\\u1710\\u1720-\\u1730\\u1740-\\u1750\\u1772\\u1773\\u1780-\\u17b2\\u17dd\\u17e0-\\u17e9\\u180b-\\u180d\\u1810-\\u1819\\u1920-\\u192b\\u1930-\\u193b\\u1951-\\u196d\\u19b0-\\u19c0\\u19c8-\\u19c9\\u19d0-\\u19d9\\u1a00-\\u1a15\\u1a20-\\u1a53\\u1a60-\\u1a7c\\u1a7f-\\u1a89\\u1a90-\\u1a99\\u1b46-\\u1b4b\\u1b50-\\u1b59\\u1b6b-\\u1b73\\u1bb0-\\u1bb9\\u1be6-\\u1bf3\\u1c00-\\u1c22\\u1c40-\\u1c49\\u1c5b-\\u1c7d\\u1cd0-\\u1cd2\\u1d00-\\u1dbe\\u1e01-\\u1f15\\u200c\\u200d\\u203f\\u2040\\u2054\\u20d0-\\u20dc\\u20e1\\u20e5-\\u20f0\\u2d81-\\u2d96\\u2de0-\\u2dff\\u3021-\\u3028\\u3099\\u309a\\ua640-\\ua66d\\ua674-\\ua67d\\ua69f\\ua6f0-\\ua6f1\\ua7f8-\\ua800\\ua806\\ua80b\\ua823-\\ua827\\ua880-\\ua881\\ua8b4-\\ua8c4\\ua8d0-\\ua8d9\\ua8f3-\\ua8f7\\ua900-\\ua909\\ua926-\\ua92d\\ua930-\\ua945\\ua980-\\ua983\\ua9b3-\\ua9c0\\uaa00-\\uaa27\\uaa40-\\uaa41\\uaa4c-\\uaa4d\\uaa50-\\uaa59\\uaa7b\\uaae0-\\uaae9\\uaaf2-\\uaaf3\\uabc0-\\uabe1\\uabec\\uabed\\uabf0-\\uabf9\\ufb20-\\ufb28\\ufe00-\\ufe0f\\ufe20-\\ufe26\\ufe33\\ufe34\\ufe4d-\\ufe4f\\uff10-\\uff19\\uff3f"; +//var nonASCIIidentifierStart = new RegExp("[" + nonASCIIidentifierStartChars + "]"); +//var nonASCIIidentifier = new RegExp("[" + nonASCIIidentifierStartChars + nonASCIIidentifierChars + "]"); + +var identifierStart = "(?:\\\\u[0-9a-fA-F]{4}|[" + baseASCIIidentifierStartChars + nonASCIIidentifierStartChars + "])"; +var identifierChars = "(?:\\\\u[0-9a-fA-F]{4}|[" + baseASCIIidentifierChars + nonASCIIidentifierStartChars + nonASCIIidentifierChars + "])*"; + +exports.identifier = new RegExp(identifierStart + identifierChars, 'g'); +exports.identifierStart = new RegExp(identifierStart); +exports.identifierMatch = new RegExp("(?:\\\\u[0-9a-fA-F]{4}|[" + baseASCIIidentifierChars + nonASCIIidentifierStartChars + nonASCIIidentifierChars + "])+"); + +var nonASCIIwhitespace = /[\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff]/; // jshint ignore:line + +// Whether a single character denotes a newline. + +exports.newline = /[\n\r\u2028\u2029]/; + +// Matches a whole line break (where CRLF is considered a single +// line break). Used to count lines. + +// in javascript, these two differ +// in python they are the same, different methods are called on them +exports.lineBreak = new RegExp('\r\n|' + exports.newline.source); +exports.allLineBreaks = new RegExp(exports.lineBreak.source, 'g'); diff --git a/_mint/node_modules/js-beautify/js/src/javascript/beautifier.js b/_mint/node_modules/js-beautify/js/src/javascript/beautifier.js new file mode 100644 index 0000000..c3876b6 --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/javascript/beautifier.js @@ -0,0 +1,1459 @@ +/*jshint node:true */ +/* + + The MIT License (MIT) + + Copyright (c) 2007-2018 Einar Lielmanis, Liam Newman, and contributors. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +*/ + +'use strict'; + +var Output = require('../core/output').Output; +var Token = require('../core/token').Token; +var acorn = require('./acorn'); +var Options = require('./options').Options; +var Tokenizer = require('./tokenizer').Tokenizer; +var line_starters = require('./tokenizer').line_starters; +var positionable_operators = require('./tokenizer').positionable_operators; +var TOKEN = require('./tokenizer').TOKEN; + + +function in_array(what, arr) { + return arr.indexOf(what) !== -1; +} + +function ltrim(s) { + return s.replace(/^\s+/g, ''); +} + +function generateMapFromStrings(list) { + var result = {}; + for (var x = 0; x < list.length; x++) { + // make the mapped names underscored instead of dash + result[list[x].replace(/-/g, '_')] = list[x]; + } + return result; +} + +function reserved_word(token, word) { + return token && token.type === TOKEN.RESERVED && token.text === word; +} + +function reserved_array(token, words) { + return token && token.type === TOKEN.RESERVED && in_array(token.text, words); +} +// Unsure of what they mean, but they work. Worth cleaning up in future. +var special_words = ['case', 'return', 'do', 'if', 'throw', 'else', 'await', 'break', 'continue', 'async']; + +var validPositionValues = ['before-newline', 'after-newline', 'preserve-newline']; + +// Generate map from array +var OPERATOR_POSITION = generateMapFromStrings(validPositionValues); + +var OPERATOR_POSITION_BEFORE_OR_PRESERVE = [OPERATOR_POSITION.before_newline, OPERATOR_POSITION.preserve_newline]; + +var MODE = { + BlockStatement: 'BlockStatement', // 'BLOCK' + Statement: 'Statement', // 'STATEMENT' + ObjectLiteral: 'ObjectLiteral', // 'OBJECT', + ArrayLiteral: 'ArrayLiteral', //'[EXPRESSION]', + ForInitializer: 'ForInitializer', //'(FOR-EXPRESSION)', + Conditional: 'Conditional', //'(COND-EXPRESSION)', + Expression: 'Expression' //'(EXPRESSION)' +}; + +function remove_redundant_indentation(output, frame) { + // This implementation is effective but has some issues: + // - can cause line wrap to happen too soon due to indent removal + // after wrap points are calculated + // These issues are minor compared to ugly indentation. + + if (frame.multiline_frame || + frame.mode === MODE.ForInitializer || + frame.mode === MODE.Conditional) { + return; + } + + // remove one indent from each line inside this section + output.remove_indent(frame.start_line_index); +} + +// we could use just string.split, but +// IE doesn't like returning empty strings +function split_linebreaks(s) { + //return s.split(/\x0d\x0a|\x0a/); + + s = s.replace(acorn.allLineBreaks, '\n'); + var out = [], + idx = s.indexOf("\n"); + while (idx !== -1) { + out.push(s.substring(0, idx)); + s = s.substring(idx + 1); + idx = s.indexOf("\n"); + } + if (s.length) { + out.push(s); + } + return out; +} + +function is_array(mode) { + return mode === MODE.ArrayLiteral; +} + +function is_expression(mode) { + return in_array(mode, [MODE.Expression, MODE.ForInitializer, MODE.Conditional]); +} + +function all_lines_start_with(lines, c) { + for (var i = 0; i < lines.length; i++) { + var line = lines[i].trim(); + if (line.charAt(0) !== c) { + return false; + } + } + return true; +} + +function each_line_matches_indent(lines, indent) { + var i = 0, + len = lines.length, + line; + for (; i < len; i++) { + line = lines[i]; + // allow empty lines to pass through + if (line && line.indexOf(indent) !== 0) { + return false; + } + } + return true; +} + + +function Beautifier(source_text, options) { + options = options || {}; + this._source_text = source_text || ''; + + this._output = null; + this._tokens = null; + this._last_last_text = null; + this._flags = null; + this._previous_flags = null; + + this._flag_store = null; + this._options = new Options(options); +} + +Beautifier.prototype.create_flags = function(flags_base, mode) { + var next_indent_level = 0; + if (flags_base) { + next_indent_level = flags_base.indentation_level; + if (!this._output.just_added_newline() && + flags_base.line_indent_level > next_indent_level) { + next_indent_level = flags_base.line_indent_level; + } + } + + var next_flags = { + mode: mode, + parent: flags_base, + last_token: flags_base ? flags_base.last_token : new Token(TOKEN.START_BLOCK, ''), // last token text + last_word: flags_base ? flags_base.last_word : '', // last TOKEN.WORD passed + declaration_statement: false, + declaration_assignment: false, + multiline_frame: false, + inline_frame: false, + if_block: false, + else_block: false, + do_block: false, + do_while: false, + import_block: false, + in_case_statement: false, // switch(..){ INSIDE HERE } + in_case: false, // we're on the exact line with "case 0:" + case_body: false, // the indented case-action block + indentation_level: next_indent_level, + alignment: 0, + line_indent_level: flags_base ? flags_base.line_indent_level : next_indent_level, + start_line_index: this._output.get_line_number(), + ternary_depth: 0 + }; + return next_flags; +}; + +Beautifier.prototype._reset = function(source_text) { + var baseIndentString = source_text.match(/^[\t ]*/)[0]; + + this._last_last_text = ''; // pre-last token text + this._output = new Output(this._options, baseIndentString); + + // If testing the ignore directive, start with output disable set to true + this._output.raw = this._options.test_output_raw; + + + // Stack of parsing/formatting states, including MODE. + // We tokenize, parse, and output in an almost purely a forward-only stream of token input + // and formatted output. This makes the beautifier less accurate than full parsers + // but also far more tolerant of syntax errors. + // + // For example, the default mode is MODE.BlockStatement. If we see a '{' we push a new frame of type + // MODE.BlockStatement on the the stack, even though it could be object literal. If we later + // encounter a ":", we'll switch to to MODE.ObjectLiteral. If we then see a ";", + // most full parsers would die, but the beautifier gracefully falls back to + // MODE.BlockStatement and continues on. + this._flag_store = []; + this.set_mode(MODE.BlockStatement); + var tokenizer = new Tokenizer(source_text, this._options); + this._tokens = tokenizer.tokenize(); + return source_text; +}; + +Beautifier.prototype.beautify = function() { + // if disabled, return the input unchanged. + if (this._options.disabled) { + return this._source_text; + } + + var sweet_code; + var source_text = this._reset(this._source_text); + + var eol = this._options.eol; + if (this._options.eol === 'auto') { + eol = '\n'; + if (source_text && acorn.lineBreak.test(source_text || '')) { + eol = source_text.match(acorn.lineBreak)[0]; + } + } + + var current_token = this._tokens.next(); + while (current_token) { + this.handle_token(current_token); + + this._last_last_text = this._flags.last_token.text; + this._flags.last_token = current_token; + + current_token = this._tokens.next(); + } + + sweet_code = this._output.get_code(eol); + + return sweet_code; +}; + +Beautifier.prototype.handle_token = function(current_token, preserve_statement_flags) { + if (current_token.type === TOKEN.START_EXPR) { + this.handle_start_expr(current_token); + } else if (current_token.type === TOKEN.END_EXPR) { + this.handle_end_expr(current_token); + } else if (current_token.type === TOKEN.START_BLOCK) { + this.handle_start_block(current_token); + } else if (current_token.type === TOKEN.END_BLOCK) { + this.handle_end_block(current_token); + } else if (current_token.type === TOKEN.WORD) { + this.handle_word(current_token); + } else if (current_token.type === TOKEN.RESERVED) { + this.handle_word(current_token); + } else if (current_token.type === TOKEN.SEMICOLON) { + this.handle_semicolon(current_token); + } else if (current_token.type === TOKEN.STRING) { + this.handle_string(current_token); + } else if (current_token.type === TOKEN.EQUALS) { + this.handle_equals(current_token); + } else if (current_token.type === TOKEN.OPERATOR) { + this.handle_operator(current_token); + } else if (current_token.type === TOKEN.COMMA) { + this.handle_comma(current_token); + } else if (current_token.type === TOKEN.BLOCK_COMMENT) { + this.handle_block_comment(current_token, preserve_statement_flags); + } else if (current_token.type === TOKEN.COMMENT) { + this.handle_comment(current_token, preserve_statement_flags); + } else if (current_token.type === TOKEN.DOT) { + this.handle_dot(current_token); + } else if (current_token.type === TOKEN.EOF) { + this.handle_eof(current_token); + } else if (current_token.type === TOKEN.UNKNOWN) { + this.handle_unknown(current_token, preserve_statement_flags); + } else { + this.handle_unknown(current_token, preserve_statement_flags); + } +}; + +Beautifier.prototype.handle_whitespace_and_comments = function(current_token, preserve_statement_flags) { + var newlines = current_token.newlines; + var keep_whitespace = this._options.keep_array_indentation && is_array(this._flags.mode); + + if (current_token.comments_before) { + var comment_token = current_token.comments_before.next(); + while (comment_token) { + // The cleanest handling of inline comments is to treat them as though they aren't there. + // Just continue formatting and the behavior should be logical. + // Also ignore unknown tokens. Again, this should result in better behavior. + this.handle_whitespace_and_comments(comment_token, preserve_statement_flags); + this.handle_token(comment_token, preserve_statement_flags); + comment_token = current_token.comments_before.next(); + } + } + + if (keep_whitespace) { + for (var i = 0; i < newlines; i += 1) { + this.print_newline(i > 0, preserve_statement_flags); + } + } else { + if (this._options.max_preserve_newlines && newlines > this._options.max_preserve_newlines) { + newlines = this._options.max_preserve_newlines; + } + + if (this._options.preserve_newlines) { + if (newlines > 1) { + this.print_newline(false, preserve_statement_flags); + for (var j = 1; j < newlines; j += 1) { + this.print_newline(true, preserve_statement_flags); + } + } + } + } + +}; + +var newline_restricted_tokens = ['async', 'break', 'continue', 'return', 'throw', 'yield']; + +Beautifier.prototype.allow_wrap_or_preserved_newline = function(current_token, force_linewrap) { + force_linewrap = (force_linewrap === undefined) ? false : force_linewrap; + + // Never wrap the first token on a line + if (this._output.just_added_newline()) { + return; + } + + var shouldPreserveOrForce = (this._options.preserve_newlines && current_token.newlines) || force_linewrap; + var operatorLogicApplies = in_array(this._flags.last_token.text, positionable_operators) || + in_array(current_token.text, positionable_operators); + + if (operatorLogicApplies) { + var shouldPrintOperatorNewline = ( + in_array(this._flags.last_token.text, positionable_operators) && + in_array(this._options.operator_position, OPERATOR_POSITION_BEFORE_OR_PRESERVE) + ) || + in_array(current_token.text, positionable_operators); + shouldPreserveOrForce = shouldPreserveOrForce && shouldPrintOperatorNewline; + } + + if (shouldPreserveOrForce) { + this.print_newline(false, true); + } else if (this._options.wrap_line_length) { + if (reserved_array(this._flags.last_token, newline_restricted_tokens)) { + // These tokens should never have a newline inserted + // between them and the following expression. + return; + } + this._output.set_wrap_point(); + } +}; + +Beautifier.prototype.print_newline = function(force_newline, preserve_statement_flags) { + if (!preserve_statement_flags) { + if (this._flags.last_token.text !== ';' && this._flags.last_token.text !== ',' && this._flags.last_token.text !== '=' && (this._flags.last_token.type !== TOKEN.OPERATOR || this._flags.last_token.text === '--' || this._flags.last_token.text === '++')) { + var next_token = this._tokens.peek(); + while (this._flags.mode === MODE.Statement && + !(this._flags.if_block && reserved_word(next_token, 'else')) && + !this._flags.do_block) { + this.restore_mode(); + } + } + } + + if (this._output.add_new_line(force_newline)) { + this._flags.multiline_frame = true; + } +}; + +Beautifier.prototype.print_token_line_indentation = function(current_token) { + if (this._output.just_added_newline()) { + if (this._options.keep_array_indentation && + current_token.newlines && + (current_token.text === '[' || is_array(this._flags.mode))) { + this._output.current_line.set_indent(-1); + this._output.current_line.push(current_token.whitespace_before); + this._output.space_before_token = false; + } else if (this._output.set_indent(this._flags.indentation_level, this._flags.alignment)) { + this._flags.line_indent_level = this._flags.indentation_level; + } + } +}; + +Beautifier.prototype.print_token = function(current_token) { + if (this._output.raw) { + this._output.add_raw_token(current_token); + return; + } + + if (this._options.comma_first && current_token.previous && current_token.previous.type === TOKEN.COMMA && + this._output.just_added_newline()) { + if (this._output.previous_line.last() === ',') { + var popped = this._output.previous_line.pop(); + // if the comma was already at the start of the line, + // pull back onto that line and reprint the indentation + if (this._output.previous_line.is_empty()) { + this._output.previous_line.push(popped); + this._output.trim(true); + this._output.current_line.pop(); + this._output.trim(); + } + + // add the comma in front of the next token + this.print_token_line_indentation(current_token); + this._output.add_token(','); + this._output.space_before_token = true; + } + } + + this.print_token_line_indentation(current_token); + this._output.non_breaking_space = true; + this._output.add_token(current_token.text); + if (this._output.previous_token_wrapped) { + this._flags.multiline_frame = true; + } +}; + +Beautifier.prototype.indent = function() { + this._flags.indentation_level += 1; + this._output.set_indent(this._flags.indentation_level, this._flags.alignment); +}; + +Beautifier.prototype.deindent = function() { + if (this._flags.indentation_level > 0 && + ((!this._flags.parent) || this._flags.indentation_level > this._flags.parent.indentation_level)) { + this._flags.indentation_level -= 1; + this._output.set_indent(this._flags.indentation_level, this._flags.alignment); + } +}; + +Beautifier.prototype.set_mode = function(mode) { + if (this._flags) { + this._flag_store.push(this._flags); + this._previous_flags = this._flags; + } else { + this._previous_flags = this.create_flags(null, mode); + } + + this._flags = this.create_flags(this._previous_flags, mode); + this._output.set_indent(this._flags.indentation_level, this._flags.alignment); +}; + + +Beautifier.prototype.restore_mode = function() { + if (this._flag_store.length > 0) { + this._previous_flags = this._flags; + this._flags = this._flag_store.pop(); + if (this._previous_flags.mode === MODE.Statement) { + remove_redundant_indentation(this._output, this._previous_flags); + } + this._output.set_indent(this._flags.indentation_level, this._flags.alignment); + } +}; + +Beautifier.prototype.start_of_object_property = function() { + return this._flags.parent.mode === MODE.ObjectLiteral && this._flags.mode === MODE.Statement && ( + (this._flags.last_token.text === ':' && this._flags.ternary_depth === 0) || (reserved_array(this._flags.last_token, ['get', 'set']))); +}; + +Beautifier.prototype.start_of_statement = function(current_token) { + var start = false; + start = start || reserved_array(this._flags.last_token, ['var', 'let', 'const']) && current_token.type === TOKEN.WORD; + start = start || reserved_word(this._flags.last_token, 'do'); + start = start || (!(this._flags.parent.mode === MODE.ObjectLiteral && this._flags.mode === MODE.Statement)) && reserved_array(this._flags.last_token, newline_restricted_tokens) && !current_token.newlines; + start = start || reserved_word(this._flags.last_token, 'else') && + !(reserved_word(current_token, 'if') && !current_token.comments_before); + start = start || (this._flags.last_token.type === TOKEN.END_EXPR && (this._previous_flags.mode === MODE.ForInitializer || this._previous_flags.mode === MODE.Conditional)); + start = start || (this._flags.last_token.type === TOKEN.WORD && this._flags.mode === MODE.BlockStatement && + !this._flags.in_case && + !(current_token.text === '--' || current_token.text === '++') && + this._last_last_text !== 'function' && + current_token.type !== TOKEN.WORD && current_token.type !== TOKEN.RESERVED); + start = start || (this._flags.mode === MODE.ObjectLiteral && ( + (this._flags.last_token.text === ':' && this._flags.ternary_depth === 0) || reserved_array(this._flags.last_token, ['get', 'set']))); + + if (start) { + this.set_mode(MODE.Statement); + this.indent(); + + this.handle_whitespace_and_comments(current_token, true); + + // Issue #276: + // If starting a new statement with [if, for, while, do], push to a new line. + // if (a) if (b) if(c) d(); else e(); else f(); + if (!this.start_of_object_property()) { + this.allow_wrap_or_preserved_newline(current_token, + reserved_array(current_token, ['do', 'for', 'if', 'while'])); + } + return true; + } + return false; +}; + +Beautifier.prototype.handle_start_expr = function(current_token) { + // The conditional starts the statement if appropriate. + if (!this.start_of_statement(current_token)) { + this.handle_whitespace_and_comments(current_token); + } + + var next_mode = MODE.Expression; + if (current_token.text === '[') { + + if (this._flags.last_token.type === TOKEN.WORD || this._flags.last_token.text === ')') { + // this is array index specifier, break immediately + // a[x], fn()[x] + if (reserved_array(this._flags.last_token, line_starters)) { + this._output.space_before_token = true; + } + this.print_token(current_token); + this.set_mode(next_mode); + this.indent(); + if (this._options.space_in_paren) { + this._output.space_before_token = true; + } + return; + } + + next_mode = MODE.ArrayLiteral; + if (is_array(this._flags.mode)) { + if (this._flags.last_token.text === '[' || + (this._flags.last_token.text === ',' && (this._last_last_text === ']' || this._last_last_text === '}'))) { + // ], [ goes to new line + // }, [ goes to new line + if (!this._options.keep_array_indentation) { + this.print_newline(); + } + } + } + + if (!in_array(this._flags.last_token.type, [TOKEN.START_EXPR, TOKEN.END_EXPR, TOKEN.WORD, TOKEN.OPERATOR, TOKEN.DOT])) { + this._output.space_before_token = true; + } + } else { + if (this._flags.last_token.type === TOKEN.RESERVED) { + if (this._flags.last_token.text === 'for') { + this._output.space_before_token = this._options.space_before_conditional; + next_mode = MODE.ForInitializer; + } else if (in_array(this._flags.last_token.text, ['if', 'while', 'switch'])) { + this._output.space_before_token = this._options.space_before_conditional; + next_mode = MODE.Conditional; + } else if (in_array(this._flags.last_word, ['await', 'async'])) { + // Should be a space between await and an IIFE, or async and an arrow function + this._output.space_before_token = true; + } else if (this._flags.last_token.text === 'import' && current_token.whitespace_before === '') { + this._output.space_before_token = false; + } else if (in_array(this._flags.last_token.text, line_starters) || this._flags.last_token.text === 'catch') { + this._output.space_before_token = true; + } + } else if (this._flags.last_token.type === TOKEN.EQUALS || this._flags.last_token.type === TOKEN.OPERATOR) { + // Support of this kind of newline preservation. + // a = (b && + // (c || d)); + if (!this.start_of_object_property()) { + this.allow_wrap_or_preserved_newline(current_token); + } + } else if (this._flags.last_token.type === TOKEN.WORD) { + this._output.space_before_token = false; + + // function name() vs function name () + // function* name() vs function* name () + // async name() vs async name () + // In ES6, you can also define the method properties of an object + // var obj = {a: function() {}} + // It can be abbreviated + // var obj = {a() {}} + // var obj = { a() {}} vs var obj = { a () {}} + // var obj = { * a() {}} vs var obj = { * a () {}} + var peek_back_two = this._tokens.peek(-3); + if (this._options.space_after_named_function && peek_back_two) { + // peek starts at next character so -1 is current token + var peek_back_three = this._tokens.peek(-4); + if (reserved_array(peek_back_two, ['async', 'function']) || + (peek_back_two.text === '*' && reserved_array(peek_back_three, ['async', 'function']))) { + this._output.space_before_token = true; + } else if (this._flags.mode === MODE.ObjectLiteral) { + if ((peek_back_two.text === '{' || peek_back_two.text === ',') || + (peek_back_two.text === '*' && (peek_back_three.text === '{' || peek_back_three.text === ','))) { + this._output.space_before_token = true; + } + } + } + } else { + // Support preserving wrapped arrow function expressions + // a.b('c', + // () => d.e + // ) + this.allow_wrap_or_preserved_newline(current_token); + } + + // function() vs function () + // yield*() vs yield* () + // function*() vs function* () + if ((this._flags.last_token.type === TOKEN.RESERVED && (this._flags.last_word === 'function' || this._flags.last_word === 'typeof')) || + (this._flags.last_token.text === '*' && + (in_array(this._last_last_text, ['function', 'yield']) || + (this._flags.mode === MODE.ObjectLiteral && in_array(this._last_last_text, ['{', ',']))))) { + this._output.space_before_token = this._options.space_after_anon_function; + } + } + + if (this._flags.last_token.text === ';' || this._flags.last_token.type === TOKEN.START_BLOCK) { + this.print_newline(); + } else if (this._flags.last_token.type === TOKEN.END_EXPR || this._flags.last_token.type === TOKEN.START_EXPR || this._flags.last_token.type === TOKEN.END_BLOCK || this._flags.last_token.text === '.' || this._flags.last_token.type === TOKEN.COMMA) { + // do nothing on (( and )( and ][ and ]( and .( + // TODO: Consider whether forcing this is required. Review failing tests when removed. + this.allow_wrap_or_preserved_newline(current_token, current_token.newlines); + } + + this.print_token(current_token); + this.set_mode(next_mode); + if (this._options.space_in_paren) { + this._output.space_before_token = true; + } + + // In all cases, if we newline while inside an expression it should be indented. + this.indent(); +}; + +Beautifier.prototype.handle_end_expr = function(current_token) { + // statements inside expressions are not valid syntax, but... + // statements must all be closed when their container closes + while (this._flags.mode === MODE.Statement) { + this.restore_mode(); + } + + this.handle_whitespace_and_comments(current_token); + + if (this._flags.multiline_frame) { + this.allow_wrap_or_preserved_newline(current_token, + current_token.text === ']' && is_array(this._flags.mode) && !this._options.keep_array_indentation); + } + + if (this._options.space_in_paren) { + if (this._flags.last_token.type === TOKEN.START_EXPR && !this._options.space_in_empty_paren) { + // () [] no inner space in empty parens like these, ever, ref #320 + this._output.trim(); + this._output.space_before_token = false; + } else { + this._output.space_before_token = true; + } + } + this.deindent(); + this.print_token(current_token); + this.restore_mode(); + + remove_redundant_indentation(this._output, this._previous_flags); + + // do {} while () // no statement required after + if (this._flags.do_while && this._previous_flags.mode === MODE.Conditional) { + this._previous_flags.mode = MODE.Expression; + this._flags.do_block = false; + this._flags.do_while = false; + + } +}; + +Beautifier.prototype.handle_start_block = function(current_token) { + this.handle_whitespace_and_comments(current_token); + + // Check if this is should be treated as a ObjectLiteral + var next_token = this._tokens.peek(); + var second_token = this._tokens.peek(1); + if (this._flags.last_word === 'switch' && this._flags.last_token.type === TOKEN.END_EXPR) { + this.set_mode(MODE.BlockStatement); + this._flags.in_case_statement = true; + } else if (this._flags.case_body) { + this.set_mode(MODE.BlockStatement); + } else if (second_token && ( + (in_array(second_token.text, [':', ',']) && in_array(next_token.type, [TOKEN.STRING, TOKEN.WORD, TOKEN.RESERVED])) || + (in_array(next_token.text, ['get', 'set', '...']) && in_array(second_token.type, [TOKEN.WORD, TOKEN.RESERVED])) + )) { + // We don't support TypeScript,but we didn't break it for a very long time. + // We'll try to keep not breaking it. + if (!in_array(this._last_last_text, ['class', 'interface'])) { + this.set_mode(MODE.ObjectLiteral); + } else { + this.set_mode(MODE.BlockStatement); + } + } else if (this._flags.last_token.type === TOKEN.OPERATOR && this._flags.last_token.text === '=>') { + // arrow function: (param1, paramN) => { statements } + this.set_mode(MODE.BlockStatement); + } else if (in_array(this._flags.last_token.type, [TOKEN.EQUALS, TOKEN.START_EXPR, TOKEN.COMMA, TOKEN.OPERATOR]) || + reserved_array(this._flags.last_token, ['return', 'throw', 'import', 'default']) + ) { + // Detecting shorthand function syntax is difficult by scanning forward, + // so check the surrounding context. + // If the block is being returned, imported, export default, passed as arg, + // assigned with = or assigned in a nested object, treat as an ObjectLiteral. + this.set_mode(MODE.ObjectLiteral); + } else { + this.set_mode(MODE.BlockStatement); + } + + var empty_braces = !next_token.comments_before && next_token.text === '}'; + var empty_anonymous_function = empty_braces && this._flags.last_word === 'function' && + this._flags.last_token.type === TOKEN.END_EXPR; + + if (this._options.brace_preserve_inline) // check for inline, set inline_frame if so + { + // search forward for a newline wanted inside this block + var index = 0; + var check_token = null; + this._flags.inline_frame = true; + do { + index += 1; + check_token = this._tokens.peek(index - 1); + if (check_token.newlines) { + this._flags.inline_frame = false; + break; + } + } while (check_token.type !== TOKEN.EOF && + !(check_token.type === TOKEN.END_BLOCK && check_token.opened === current_token)); + } + + if ((this._options.brace_style === "expand" || + (this._options.brace_style === "none" && current_token.newlines)) && + !this._flags.inline_frame) { + if (this._flags.last_token.type !== TOKEN.OPERATOR && + (empty_anonymous_function || + this._flags.last_token.type === TOKEN.EQUALS || + (reserved_array(this._flags.last_token, special_words) && this._flags.last_token.text !== 'else'))) { + this._output.space_before_token = true; + } else { + this.print_newline(false, true); + } + } else { // collapse || inline_frame + if (is_array(this._previous_flags.mode) && (this._flags.last_token.type === TOKEN.START_EXPR || this._flags.last_token.type === TOKEN.COMMA)) { + if (this._flags.last_token.type === TOKEN.COMMA || this._options.space_in_paren) { + this._output.space_before_token = true; + } + + if (this._flags.last_token.type === TOKEN.COMMA || (this._flags.last_token.type === TOKEN.START_EXPR && this._flags.inline_frame)) { + this.allow_wrap_or_preserved_newline(current_token); + this._previous_flags.multiline_frame = this._previous_flags.multiline_frame || this._flags.multiline_frame; + this._flags.multiline_frame = false; + } + } + if (this._flags.last_token.type !== TOKEN.OPERATOR && this._flags.last_token.type !== TOKEN.START_EXPR) { + if (this._flags.last_token.type === TOKEN.START_BLOCK && !this._flags.inline_frame) { + this.print_newline(); + } else { + this._output.space_before_token = true; + } + } + } + this.print_token(current_token); + this.indent(); + + // Except for specific cases, open braces are followed by a new line. + if (!empty_braces && !(this._options.brace_preserve_inline && this._flags.inline_frame)) { + this.print_newline(); + } +}; + +Beautifier.prototype.handle_end_block = function(current_token) { + // statements must all be closed when their container closes + this.handle_whitespace_and_comments(current_token); + + while (this._flags.mode === MODE.Statement) { + this.restore_mode(); + } + + var empty_braces = this._flags.last_token.type === TOKEN.START_BLOCK; + + if (this._flags.inline_frame && !empty_braces) { // try inline_frame (only set if this._options.braces-preserve-inline) first + this._output.space_before_token = true; + } else if (this._options.brace_style === "expand") { + if (!empty_braces) { + this.print_newline(); + } + } else { + // skip {} + if (!empty_braces) { + if (is_array(this._flags.mode) && this._options.keep_array_indentation) { + // we REALLY need a newline here, but newliner would skip that + this._options.keep_array_indentation = false; + this.print_newline(); + this._options.keep_array_indentation = true; + + } else { + this.print_newline(); + } + } + } + this.restore_mode(); + this.print_token(current_token); +}; + +Beautifier.prototype.handle_word = function(current_token) { + if (current_token.type === TOKEN.RESERVED) { + if (in_array(current_token.text, ['set', 'get']) && this._flags.mode !== MODE.ObjectLiteral) { + current_token.type = TOKEN.WORD; + } else if (current_token.text === 'import' && this._tokens.peek().text === '(') { + current_token.type = TOKEN.WORD; + } else if (in_array(current_token.text, ['as', 'from']) && !this._flags.import_block) { + current_token.type = TOKEN.WORD; + } else if (this._flags.mode === MODE.ObjectLiteral) { + var next_token = this._tokens.peek(); + if (next_token.text === ':') { + current_token.type = TOKEN.WORD; + } + } + } + + if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + if (reserved_array(this._flags.last_token, ['var', 'let', 'const']) && current_token.type === TOKEN.WORD) { + this._flags.declaration_statement = true; + } + } else if (current_token.newlines && !is_expression(this._flags.mode) && + (this._flags.last_token.type !== TOKEN.OPERATOR || (this._flags.last_token.text === '--' || this._flags.last_token.text === '++')) && + this._flags.last_token.type !== TOKEN.EQUALS && + (this._options.preserve_newlines || !reserved_array(this._flags.last_token, ['var', 'let', 'const', 'set', 'get']))) { + this.handle_whitespace_and_comments(current_token); + this.print_newline(); + } else { + this.handle_whitespace_and_comments(current_token); + } + + if (this._flags.do_block && !this._flags.do_while) { + if (reserved_word(current_token, 'while')) { + // do {} ## while () + this._output.space_before_token = true; + this.print_token(current_token); + this._output.space_before_token = true; + this._flags.do_while = true; + return; + } else { + // do {} should always have while as the next word. + // if we don't see the expected while, recover + this.print_newline(); + this._flags.do_block = false; + } + } + + // if may be followed by else, or not + // Bare/inline ifs are tricky + // Need to unwind the modes correctly: if (a) if (b) c(); else d(); else e(); + if (this._flags.if_block) { + if (!this._flags.else_block && reserved_word(current_token, 'else')) { + this._flags.else_block = true; + } else { + while (this._flags.mode === MODE.Statement) { + this.restore_mode(); + } + this._flags.if_block = false; + this._flags.else_block = false; + } + } + + if (this._flags.in_case_statement && reserved_array(current_token, ['case', 'default'])) { + this.print_newline(); + if (this._flags.last_token.type !== TOKEN.END_BLOCK && (this._flags.case_body || this._options.jslint_happy)) { + // switch cases following one another + this.deindent(); + } + this._flags.case_body = false; + + this.print_token(current_token); + this._flags.in_case = true; + return; + } + + if (this._flags.last_token.type === TOKEN.COMMA || this._flags.last_token.type === TOKEN.START_EXPR || this._flags.last_token.type === TOKEN.EQUALS || this._flags.last_token.type === TOKEN.OPERATOR) { + if (!this.start_of_object_property()) { + this.allow_wrap_or_preserved_newline(current_token); + } + } + + if (reserved_word(current_token, 'function')) { + if (in_array(this._flags.last_token.text, ['}', ';']) || + (this._output.just_added_newline() && !(in_array(this._flags.last_token.text, ['(', '[', '{', ':', '=', ',']) || this._flags.last_token.type === TOKEN.OPERATOR))) { + // make sure there is a nice clean space of at least one blank line + // before a new function definition + if (!this._output.just_added_blankline() && !current_token.comments_before) { + this.print_newline(); + this.print_newline(true); + } + } + if (this._flags.last_token.type === TOKEN.RESERVED || this._flags.last_token.type === TOKEN.WORD) { + if (reserved_array(this._flags.last_token, ['get', 'set', 'new', 'export']) || + reserved_array(this._flags.last_token, newline_restricted_tokens)) { + this._output.space_before_token = true; + } else if (reserved_word(this._flags.last_token, 'default') && this._last_last_text === 'export') { + this._output.space_before_token = true; + } else if (this._flags.last_token.text === 'declare') { + // accomodates Typescript declare function formatting + this._output.space_before_token = true; + } else { + this.print_newline(); + } + } else if (this._flags.last_token.type === TOKEN.OPERATOR || this._flags.last_token.text === '=') { + // foo = function + this._output.space_before_token = true; + } else if (!this._flags.multiline_frame && (is_expression(this._flags.mode) || is_array(this._flags.mode))) { + // (function + } else { + this.print_newline(); + } + + this.print_token(current_token); + this._flags.last_word = current_token.text; + return; + } + + var prefix = 'NONE'; + + if (this._flags.last_token.type === TOKEN.END_BLOCK) { + + if (this._previous_flags.inline_frame) { + prefix = 'SPACE'; + } else if (!reserved_array(current_token, ['else', 'catch', 'finally', 'from'])) { + prefix = 'NEWLINE'; + } else { + if (this._options.brace_style === "expand" || + this._options.brace_style === "end-expand" || + (this._options.brace_style === "none" && current_token.newlines)) { + prefix = 'NEWLINE'; + } else { + prefix = 'SPACE'; + this._output.space_before_token = true; + } + } + } else if (this._flags.last_token.type === TOKEN.SEMICOLON && this._flags.mode === MODE.BlockStatement) { + // TODO: Should this be for STATEMENT as well? + prefix = 'NEWLINE'; + } else if (this._flags.last_token.type === TOKEN.SEMICOLON && is_expression(this._flags.mode)) { + prefix = 'SPACE'; + } else if (this._flags.last_token.type === TOKEN.STRING) { + prefix = 'NEWLINE'; + } else if (this._flags.last_token.type === TOKEN.RESERVED || this._flags.last_token.type === TOKEN.WORD || + (this._flags.last_token.text === '*' && + (in_array(this._last_last_text, ['function', 'yield']) || + (this._flags.mode === MODE.ObjectLiteral && in_array(this._last_last_text, ['{', ',']))))) { + prefix = 'SPACE'; + } else if (this._flags.last_token.type === TOKEN.START_BLOCK) { + if (this._flags.inline_frame) { + prefix = 'SPACE'; + } else { + prefix = 'NEWLINE'; + } + } else if (this._flags.last_token.type === TOKEN.END_EXPR) { + this._output.space_before_token = true; + prefix = 'NEWLINE'; + } + + if (reserved_array(current_token, line_starters) && this._flags.last_token.text !== ')') { + if (this._flags.inline_frame || this._flags.last_token.text === 'else' || this._flags.last_token.text === 'export') { + prefix = 'SPACE'; + } else { + prefix = 'NEWLINE'; + } + + } + + if (reserved_array(current_token, ['else', 'catch', 'finally'])) { + if ((!(this._flags.last_token.type === TOKEN.END_BLOCK && this._previous_flags.mode === MODE.BlockStatement) || + this._options.brace_style === "expand" || + this._options.brace_style === "end-expand" || + (this._options.brace_style === "none" && current_token.newlines)) && + !this._flags.inline_frame) { + this.print_newline(); + } else { + this._output.trim(true); + var line = this._output.current_line; + // If we trimmed and there's something other than a close block before us + // put a newline back in. Handles '} // comment' scenario. + if (line.last() !== '}') { + this.print_newline(); + } + this._output.space_before_token = true; + } + } else if (prefix === 'NEWLINE') { + if (reserved_array(this._flags.last_token, special_words)) { + // no newline between 'return nnn' + this._output.space_before_token = true; + } else if (this._flags.last_token.text === 'declare' && reserved_array(current_token, ['var', 'let', 'const'])) { + // accomodates Typescript declare formatting + this._output.space_before_token = true; + } else if (this._flags.last_token.type !== TOKEN.END_EXPR) { + if ((this._flags.last_token.type !== TOKEN.START_EXPR || !reserved_array(current_token, ['var', 'let', 'const'])) && this._flags.last_token.text !== ':') { + // no need to force newline on 'var': for (var x = 0...) + if (reserved_word(current_token, 'if') && reserved_word(current_token.previous, 'else')) { + // no newline for } else if { + this._output.space_before_token = true; + } else { + this.print_newline(); + } + } + } else if (reserved_array(current_token, line_starters) && this._flags.last_token.text !== ')') { + this.print_newline(); + } + } else if (this._flags.multiline_frame && is_array(this._flags.mode) && this._flags.last_token.text === ',' && this._last_last_text === '}') { + this.print_newline(); // }, in lists get a newline treatment + } else if (prefix === 'SPACE') { + this._output.space_before_token = true; + } + if (current_token.previous && (current_token.previous.type === TOKEN.WORD || current_token.previous.type === TOKEN.RESERVED)) { + this._output.space_before_token = true; + } + this.print_token(current_token); + this._flags.last_word = current_token.text; + + if (current_token.type === TOKEN.RESERVED) { + if (current_token.text === 'do') { + this._flags.do_block = true; + } else if (current_token.text === 'if') { + this._flags.if_block = true; + } else if (current_token.text === 'import') { + this._flags.import_block = true; + } else if (this._flags.import_block && reserved_word(current_token, 'from')) { + this._flags.import_block = false; + } + } +}; + +Beautifier.prototype.handle_semicolon = function(current_token) { + if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + // Semicolon can be the start (and end) of a statement + this._output.space_before_token = false; + } else { + this.handle_whitespace_and_comments(current_token); + } + + var next_token = this._tokens.peek(); + while (this._flags.mode === MODE.Statement && + !(this._flags.if_block && reserved_word(next_token, 'else')) && + !this._flags.do_block) { + this.restore_mode(); + } + + // hacky but effective for the moment + if (this._flags.import_block) { + this._flags.import_block = false; + } + this.print_token(current_token); +}; + +Beautifier.prototype.handle_string = function(current_token) { + if (current_token.text.startsWith("`") && current_token.newlines === 0 && current_token.whitespace_before === '' && (current_token.previous.text === ')' || this._flags.last_token.type === TOKEN.WORD)) { + //Conditional for detectign backtick strings + } else if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + // One difference - strings want at least a space before + this._output.space_before_token = true; + } else { + this.handle_whitespace_and_comments(current_token); + if (this._flags.last_token.type === TOKEN.RESERVED || this._flags.last_token.type === TOKEN.WORD || this._flags.inline_frame) { + this._output.space_before_token = true; + } else if (this._flags.last_token.type === TOKEN.COMMA || this._flags.last_token.type === TOKEN.START_EXPR || this._flags.last_token.type === TOKEN.EQUALS || this._flags.last_token.type === TOKEN.OPERATOR) { + if (!this.start_of_object_property()) { + this.allow_wrap_or_preserved_newline(current_token); + } + } else if ((current_token.text.startsWith("`") && this._flags.last_token.type === TOKEN.END_EXPR && (current_token.previous.text === ']' || current_token.previous.text === ')') && current_token.newlines === 0)) { + this._output.space_before_token = true; + } else { + this.print_newline(); + } + } + this.print_token(current_token); +}; + +Beautifier.prototype.handle_equals = function(current_token) { + if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + } else { + this.handle_whitespace_and_comments(current_token); + } + + if (this._flags.declaration_statement) { + // just got an '=' in a var-line, different formatting/line-breaking, etc will now be done + this._flags.declaration_assignment = true; + } + this._output.space_before_token = true; + this.print_token(current_token); + this._output.space_before_token = true; +}; + +Beautifier.prototype.handle_comma = function(current_token) { + this.handle_whitespace_and_comments(current_token, true); + + this.print_token(current_token); + this._output.space_before_token = true; + if (this._flags.declaration_statement) { + if (is_expression(this._flags.parent.mode)) { + // do not break on comma, for(var a = 1, b = 2) + this._flags.declaration_assignment = false; + } + + if (this._flags.declaration_assignment) { + this._flags.declaration_assignment = false; + this.print_newline(false, true); + } else if (this._options.comma_first) { + // for comma-first, we want to allow a newline before the comma + // to turn into a newline after the comma, which we will fixup later + this.allow_wrap_or_preserved_newline(current_token); + } + } else if (this._flags.mode === MODE.ObjectLiteral || + (this._flags.mode === MODE.Statement && this._flags.parent.mode === MODE.ObjectLiteral)) { + if (this._flags.mode === MODE.Statement) { + this.restore_mode(); + } + + if (!this._flags.inline_frame) { + this.print_newline(); + } + } else if (this._options.comma_first) { + // EXPR or DO_BLOCK + // for comma-first, we want to allow a newline before the comma + // to turn into a newline after the comma, which we will fixup later + this.allow_wrap_or_preserved_newline(current_token); + } +}; + +Beautifier.prototype.handle_operator = function(current_token) { + var isGeneratorAsterisk = current_token.text === '*' && + (reserved_array(this._flags.last_token, ['function', 'yield']) || + (in_array(this._flags.last_token.type, [TOKEN.START_BLOCK, TOKEN.COMMA, TOKEN.END_BLOCK, TOKEN.SEMICOLON])) + ); + var isUnary = in_array(current_token.text, ['-', '+']) && ( + in_array(this._flags.last_token.type, [TOKEN.START_BLOCK, TOKEN.START_EXPR, TOKEN.EQUALS, TOKEN.OPERATOR]) || + in_array(this._flags.last_token.text, line_starters) || + this._flags.last_token.text === ',' + ); + + if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + } else { + var preserve_statement_flags = !isGeneratorAsterisk; + this.handle_whitespace_and_comments(current_token, preserve_statement_flags); + } + + if (reserved_array(this._flags.last_token, special_words)) { + // "return" had a special handling in TK_WORD. Now we need to return the favor + this._output.space_before_token = true; + this.print_token(current_token); + return; + } + + // hack for actionscript's import .*; + if (current_token.text === '*' && this._flags.last_token.type === TOKEN.DOT) { + this.print_token(current_token); + return; + } + + if (current_token.text === '::') { + // no spaces around exotic namespacing syntax operator + this.print_token(current_token); + return; + } + + // Allow line wrapping between operators when operator_position is + // set to before or preserve + if (this._flags.last_token.type === TOKEN.OPERATOR && in_array(this._options.operator_position, OPERATOR_POSITION_BEFORE_OR_PRESERVE)) { + this.allow_wrap_or_preserved_newline(current_token); + } + + if (current_token.text === ':' && this._flags.in_case) { + this.print_token(current_token); + + this._flags.in_case = false; + this._flags.case_body = true; + if (this._tokens.peek().type !== TOKEN.START_BLOCK) { + this.indent(); + this.print_newline(); + } else { + this._output.space_before_token = true; + } + return; + } + + var space_before = true; + var space_after = true; + var in_ternary = false; + if (current_token.text === ':') { + if (this._flags.ternary_depth === 0) { + // Colon is invalid javascript outside of ternary and object, but do our best to guess what was meant. + space_before = false; + } else { + this._flags.ternary_depth -= 1; + in_ternary = true; + } + } else if (current_token.text === '?') { + this._flags.ternary_depth += 1; + } + + // let's handle the operator_position option prior to any conflicting logic + if (!isUnary && !isGeneratorAsterisk && this._options.preserve_newlines && in_array(current_token.text, positionable_operators)) { + var isColon = current_token.text === ':'; + var isTernaryColon = (isColon && in_ternary); + var isOtherColon = (isColon && !in_ternary); + + switch (this._options.operator_position) { + case OPERATOR_POSITION.before_newline: + // if the current token is : and it's not a ternary statement then we set space_before to false + this._output.space_before_token = !isOtherColon; + + this.print_token(current_token); + + if (!isColon || isTernaryColon) { + this.allow_wrap_or_preserved_newline(current_token); + } + + this._output.space_before_token = true; + return; + + case OPERATOR_POSITION.after_newline: + // if the current token is anything but colon, or (via deduction) it's a colon and in a ternary statement, + // then print a newline. + + this._output.space_before_token = true; + + if (!isColon || isTernaryColon) { + if (this._tokens.peek().newlines) { + this.print_newline(false, true); + } else { + this.allow_wrap_or_preserved_newline(current_token); + } + } else { + this._output.space_before_token = false; + } + + this.print_token(current_token); + + this._output.space_before_token = true; + return; + + case OPERATOR_POSITION.preserve_newline: + if (!isOtherColon) { + this.allow_wrap_or_preserved_newline(current_token); + } + + // if we just added a newline, or the current token is : and it's not a ternary statement, + // then we set space_before to false + space_before = !(this._output.just_added_newline() || isOtherColon); + + this._output.space_before_token = space_before; + this.print_token(current_token); + this._output.space_before_token = true; + return; + } + } + + if (isGeneratorAsterisk) { + this.allow_wrap_or_preserved_newline(current_token); + space_before = false; + var next_token = this._tokens.peek(); + space_after = next_token && in_array(next_token.type, [TOKEN.WORD, TOKEN.RESERVED]); + } else if (current_token.text === '...') { + this.allow_wrap_or_preserved_newline(current_token); + space_before = this._flags.last_token.type === TOKEN.START_BLOCK; + space_after = false; + } else if (in_array(current_token.text, ['--', '++', '!', '~']) || isUnary) { + // unary operators (and binary +/- pretending to be unary) special cases + if (this._flags.last_token.type === TOKEN.COMMA || this._flags.last_token.type === TOKEN.START_EXPR) { + this.allow_wrap_or_preserved_newline(current_token); + } + + space_before = false; + space_after = false; + + // http://www.ecma-international.org/ecma-262/5.1/#sec-7.9.1 + // if there is a newline between -- or ++ and anything else we should preserve it. + if (current_token.newlines && (current_token.text === '--' || current_token.text === '++')) { + this.print_newline(false, true); + } + + if (this._flags.last_token.text === ';' && is_expression(this._flags.mode)) { + // for (;; ++i) + // ^^^ + space_before = true; + } + + if (this._flags.last_token.type === TOKEN.RESERVED) { + space_before = true; + } else if (this._flags.last_token.type === TOKEN.END_EXPR) { + space_before = !(this._flags.last_token.text === ']' && (current_token.text === '--' || current_token.text === '++')); + } else if (this._flags.last_token.type === TOKEN.OPERATOR) { + // a++ + ++b; + // a - -b + space_before = in_array(current_token.text, ['--', '-', '++', '+']) && in_array(this._flags.last_token.text, ['--', '-', '++', '+']); + // + and - are not unary when preceeded by -- or ++ operator + // a-- + b + // a * +b + // a - -b + if (in_array(current_token.text, ['+', '-']) && in_array(this._flags.last_token.text, ['--', '++'])) { + space_after = true; + } + } + + + if (((this._flags.mode === MODE.BlockStatement && !this._flags.inline_frame) || this._flags.mode === MODE.Statement) && + (this._flags.last_token.text === '{' || this._flags.last_token.text === ';')) { + // { foo; --i } + // foo(); --bar; + this.print_newline(); + } + } + + this._output.space_before_token = this._output.space_before_token || space_before; + this.print_token(current_token); + this._output.space_before_token = space_after; +}; + +Beautifier.prototype.handle_block_comment = function(current_token, preserve_statement_flags) { + if (this._output.raw) { + this._output.add_raw_token(current_token); + if (current_token.directives && current_token.directives.preserve === 'end') { + // If we're testing the raw output behavior, do not allow a directive to turn it off. + this._output.raw = this._options.test_output_raw; + } + return; + } + + if (current_token.directives) { + this.print_newline(false, preserve_statement_flags); + this.print_token(current_token); + if (current_token.directives.preserve === 'start') { + this._output.raw = true; + } + this.print_newline(false, true); + return; + } + + // inline block + if (!acorn.newline.test(current_token.text) && !current_token.newlines) { + this._output.space_before_token = true; + this.print_token(current_token); + this._output.space_before_token = true; + return; + } else { + this.print_block_commment(current_token, preserve_statement_flags); + } +}; + +Beautifier.prototype.print_block_commment = function(current_token, preserve_statement_flags) { + var lines = split_linebreaks(current_token.text); + var j; // iterator for this case + var javadoc = false; + var starless = false; + var lastIndent = current_token.whitespace_before; + var lastIndentLength = lastIndent.length; + + // block comment starts with a new line + this.print_newline(false, preserve_statement_flags); + + // first line always indented + this.print_token_line_indentation(current_token); + this._output.add_token(lines[0]); + this.print_newline(false, preserve_statement_flags); + + + if (lines.length > 1) { + lines = lines.slice(1); + javadoc = all_lines_start_with(lines, '*'); + starless = each_line_matches_indent(lines, lastIndent); + + if (javadoc) { + this._flags.alignment = 1; + } + + for (j = 0; j < lines.length; j++) { + if (javadoc) { + // javadoc: reformat and re-indent + this.print_token_line_indentation(current_token); + this._output.add_token(ltrim(lines[j])); + } else if (starless && lines[j]) { + // starless: re-indent non-empty content, avoiding trim + this.print_token_line_indentation(current_token); + this._output.add_token(lines[j].substring(lastIndentLength)); + } else { + // normal comments output raw + this._output.current_line.set_indent(-1); + this._output.add_token(lines[j]); + } + + // for comments on their own line or more than one line, make sure there's a new line after + this.print_newline(false, preserve_statement_flags); + } + + this._flags.alignment = 0; + } +}; + + +Beautifier.prototype.handle_comment = function(current_token, preserve_statement_flags) { + if (current_token.newlines) { + this.print_newline(false, preserve_statement_flags); + } else { + this._output.trim(true); + } + + this._output.space_before_token = true; + this.print_token(current_token); + this.print_newline(false, preserve_statement_flags); +}; + +Beautifier.prototype.handle_dot = function(current_token) { + if (this.start_of_statement(current_token)) { + // The conditional starts the statement if appropriate. + } else { + this.handle_whitespace_and_comments(current_token, true); + } + + if (reserved_array(this._flags.last_token, special_words)) { + this._output.space_before_token = false; + } else { + // allow preserved newlines before dots in general + // force newlines on dots after close paren when break_chained - for bar().baz() + this.allow_wrap_or_preserved_newline(current_token, + this._flags.last_token.text === ')' && this._options.break_chained_methods); + } + + // Only unindent chained method dot if this dot starts a new line. + // Otherwise the automatic extra indentation removal will handle the over indent + if (this._options.unindent_chained_methods && this._output.just_added_newline()) { + this.deindent(); + } + + this.print_token(current_token); +}; + +Beautifier.prototype.handle_unknown = function(current_token, preserve_statement_flags) { + this.print_token(current_token); + + if (current_token.text[current_token.text.length - 1] === '\n') { + this.print_newline(false, preserve_statement_flags); + } +}; + +Beautifier.prototype.handle_eof = function(current_token) { + // Unwind any open statements + while (this._flags.mode === MODE.Statement) { + this.restore_mode(); + } + this.handle_whitespace_and_comments(current_token); +}; + +module.exports.Beautifier = Beautifier; diff --git a/_mint/node_modules/js-beautify/js/src/javascript/index.js b/_mint/node_modules/js-beautify/js/src/javascript/index.js new file mode 100644 index 0000000..ec74608 --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/javascript/index.js @@ -0,0 +1,42 @@ +/*jshint node:true */ +/* + + The MIT License (MIT) + + Copyright (c) 2007-2018 Einar Lielmanis, Liam Newman, and contributors. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +*/ + +'use strict'; + +var Beautifier = require('./beautifier').Beautifier, + Options = require('./options').Options; + +function js_beautify(js_source_text, options) { + var beautifier = new Beautifier(js_source_text, options); + return beautifier.beautify(); +} + +module.exports = js_beautify; +module.exports.defaultOptions = function() { + return new Options(); +}; diff --git a/_mint/node_modules/js-beautify/js/src/javascript/options.js b/_mint/node_modules/js-beautify/js/src/javascript/options.js new file mode 100644 index 0000000..1234f23 --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/javascript/options.js @@ -0,0 +1,93 @@ +/*jshint node:true */ +/* + + The MIT License (MIT) + + Copyright (c) 2007-2018 Einar Lielmanis, Liam Newman, and contributors. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +*/ + +'use strict'; + +var BaseOptions = require('../core/options').Options; + +var validPositionValues = ['before-newline', 'after-newline', 'preserve-newline']; + +function Options(options) { + BaseOptions.call(this, options, 'js'); + + // compatibility, re + var raw_brace_style = this.raw_options.brace_style || null; + if (raw_brace_style === "expand-strict") { //graceful handling of deprecated option + this.raw_options.brace_style = "expand"; + } else if (raw_brace_style === "collapse-preserve-inline") { //graceful handling of deprecated option + this.raw_options.brace_style = "collapse,preserve-inline"; + } else if (this.raw_options.braces_on_own_line !== undefined) { //graceful handling of deprecated option + this.raw_options.brace_style = this.raw_options.braces_on_own_line ? "expand" : "collapse"; + // } else if (!raw_brace_style) { //Nothing exists to set it + // raw_brace_style = "collapse"; + } + + //preserve-inline in delimited string will trigger brace_preserve_inline, everything + //else is considered a brace_style and the last one only will have an effect + + var brace_style_split = this._get_selection_list('brace_style', ['collapse', 'expand', 'end-expand', 'none', 'preserve-inline']); + + this.brace_preserve_inline = false; //Defaults in case one or other was not specified in meta-option + this.brace_style = "collapse"; + + for (var bs = 0; bs < brace_style_split.length; bs++) { + if (brace_style_split[bs] === "preserve-inline") { + this.brace_preserve_inline = true; + } else { + this.brace_style = brace_style_split[bs]; + } + } + + this.unindent_chained_methods = this._get_boolean('unindent_chained_methods'); + this.break_chained_methods = this._get_boolean('break_chained_methods'); + this.space_in_paren = this._get_boolean('space_in_paren'); + this.space_in_empty_paren = this._get_boolean('space_in_empty_paren'); + this.jslint_happy = this._get_boolean('jslint_happy'); + this.space_after_anon_function = this._get_boolean('space_after_anon_function'); + this.space_after_named_function = this._get_boolean('space_after_named_function'); + this.keep_array_indentation = this._get_boolean('keep_array_indentation'); + this.space_before_conditional = this._get_boolean('space_before_conditional', true); + this.unescape_strings = this._get_boolean('unescape_strings'); + this.e4x = this._get_boolean('e4x'); + this.comma_first = this._get_boolean('comma_first'); + this.operator_position = this._get_selection('operator_position', validPositionValues); + + // For testing of beautify preserve:start directive + this.test_output_raw = this._get_boolean('test_output_raw'); + + // force this._options.space_after_anon_function to true if this._options.jslint_happy + if (this.jslint_happy) { + this.space_after_anon_function = true; + } + +} +Options.prototype = new BaseOptions(); + + + +module.exports.Options = Options; diff --git a/_mint/node_modules/js-beautify/js/src/javascript/tokenizer.js b/_mint/node_modules/js-beautify/js/src/javascript/tokenizer.js new file mode 100644 index 0000000..5710bc1 --- /dev/null +++ b/_mint/node_modules/js-beautify/js/src/javascript/tokenizer.js @@ -0,0 +1,566 @@ +/*jshint node:true */ +/* + + The MIT License (MIT) + + Copyright (c) 2007-2018 Einar Lielmanis, Liam Newman, and contributors. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +*/ + +'use strict'; + +var InputScanner = require('../core/inputscanner').InputScanner; +var BaseTokenizer = require('../core/tokenizer').Tokenizer; +var BASETOKEN = require('../core/tokenizer').TOKEN; +var Directives = require('../core/directives').Directives; +var acorn = require('./acorn'); +var Pattern = require('../core/pattern').Pattern; +var TemplatablePattern = require('../core/templatablepattern').TemplatablePattern; + + +function in_array(what, arr) { + return arr.indexOf(what) !== -1; +} + + +var TOKEN = { + START_EXPR: 'TK_START_EXPR', + END_EXPR: 'TK_END_EXPR', + START_BLOCK: 'TK_START_BLOCK', + END_BLOCK: 'TK_END_BLOCK', + WORD: 'TK_WORD', + RESERVED: 'TK_RESERVED', + SEMICOLON: 'TK_SEMICOLON', + STRING: 'TK_STRING', + EQUALS: 'TK_EQUALS', + OPERATOR: 'TK_OPERATOR', + COMMA: 'TK_COMMA', + BLOCK_COMMENT: 'TK_BLOCK_COMMENT', + COMMENT: 'TK_COMMENT', + DOT: 'TK_DOT', + UNKNOWN: 'TK_UNKNOWN', + START: BASETOKEN.START, + RAW: BASETOKEN.RAW, + EOF: BASETOKEN.EOF +}; + + +var directives_core = new Directives(/\/\*/, /\*\//); + +var number_pattern = /0[xX][0123456789abcdefABCDEF_]*n?|0[oO][01234567_]*n?|0[bB][01_]*n?|\d[\d_]*n|(?:\.\d[\d_]*|\d[\d_]*\.?[\d_]*)(?:[eE][+-]?[\d_]+)?/; + +var digit = /[0-9]/; + +// Dot "." must be distinguished from "..." and decimal +var dot_pattern = /[^\d\.]/; + +var positionable_operators = ( + ">>> === !== " + + "<< && >= ** != == <= >> || ?? |> " + + "< / - + > : & % ? ^ | *").split(' '); + +// IMPORTANT: this must be sorted longest to shortest or tokenizing many not work. +// Also, you must update possitionable operators separately from punct +var punct = + ">>>= " + + "... >>= <<= === >>> !== **= " + + "=> ^= :: /= << <= == && -= >= >> != -- += ** || ?? ++ %= &= *= |= |> " + + "= ! ? > < : / ^ - + * & % ~ |"; + +punct = punct.replace(/[-[\]{}()*+?.,\\^$|#]/g, "\\$&"); +// ?. but not if followed by a number +punct = '\\?\\.(?!\\d) ' + punct; +punct = punct.replace(/ /g, '|'); + +var punct_pattern = new RegExp(punct); + +// words which should always start on new line. +var line_starters = 'continue,try,throw,return,var,let,const,if,switch,case,default,for,while,break,function,import,export'.split(','); +var reserved_words = line_starters.concat(['do', 'in', 'of', 'else', 'get', 'set', 'new', 'catch', 'finally', 'typeof', 'yield', 'async', 'await', 'from', 'as']); +var reserved_word_pattern = new RegExp('^(?:' + reserved_words.join('|') + ')$'); + +// var template_pattern = /(?:(?:<\?php|<\?=)[\s\S]*?\?>)|(?:<%[\s\S]*?%>)/g; + +var in_html_comment; + +var Tokenizer = function(input_string, options) { + BaseTokenizer.call(this, input_string, options); + + this._patterns.whitespace = this._patterns.whitespace.matching( + /\u00A0\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff/.source, + /\u2028\u2029/.source); + + var pattern_reader = new Pattern(this._input); + var templatable = new TemplatablePattern(this._input) + .read_options(this._options); + + this.__patterns = { + template: templatable, + identifier: templatable.starting_with(acorn.identifier).matching(acorn.identifierMatch), + number: pattern_reader.matching(number_pattern), + punct: pattern_reader.matching(punct_pattern), + // comment ends just before nearest linefeed or end of file + comment: pattern_reader.starting_with(/\/\//).until(/[\n\r\u2028\u2029]/), + // /* ... */ comment ends with nearest */ or end of file + block_comment: pattern_reader.starting_with(/\/\*/).until_after(/\*\//), + html_comment_start: pattern_reader.matching(/<!--/), + html_comment_end: pattern_reader.matching(/-->/), + include: pattern_reader.starting_with(/#include/).until_after(acorn.lineBreak), + shebang: pattern_reader.starting_with(/#!/).until_after(acorn.lineBreak), + xml: pattern_reader.matching(/[\s\S]*?<(\/?)([-a-zA-Z:0-9_.]+|{[\s\S]+?}|!\[CDATA\[[\s\S]*?\]\]|)(\s+{[\s\S]+?}|\s+[-a-zA-Z:0-9_.]+|\s+[-a-zA-Z:0-9_.]+\s*=\s*('[^']*'|"[^"]*"|{[\s\S]+?}))*\s*(\/?)\s*>/), + single_quote: templatable.until(/['\\\n\r\u2028\u2029]/), + double_quote: templatable.until(/["\\\n\r\u2028\u2029]/), + template_text: templatable.until(/[`\\$]/), + template_expression: templatable.until(/[`}\\]/) + }; + +}; +Tokenizer.prototype = new BaseTokenizer(); + +Tokenizer.prototype._is_comment = function(current_token) { + return current_token.type === TOKEN.COMMENT || current_token.type === TOKEN.BLOCK_COMMENT || current_token.type === TOKEN.UNKNOWN; +}; + +Tokenizer.prototype._is_opening = function(current_token) { + return current_token.type === TOKEN.START_BLOCK || current_token.type === TOKEN.START_EXPR; +}; + +Tokenizer.prototype._is_closing = function(current_token, open_token) { + return (current_token.type === TOKEN.END_BLOCK || current_token.type === TOKEN.END_EXPR) && + (open_token && ( + (current_token.text === ']' && open_token.text === '[') || + (current_token.text === ')' && open_token.text === '(') || + (current_token.text === '}' && open_token.text === '{'))); +}; + +Tokenizer.prototype._reset = function() { + in_html_comment = false; +}; + +Tokenizer.prototype._get_next_token = function(previous_token, open_token) { // jshint unused:false + var token = null; + this._readWhitespace(); + var c = this._input.peek(); + + if (c === null) { + return this._create_token(TOKEN.EOF, ''); + } + + token = token || this._read_non_javascript(c); + token = token || this._read_string(c); + token = token || this._read_word(previous_token); + token = token || this._read_singles(c); + token = token || this._read_comment(c); + token = token || this._read_regexp(c, previous_token); + token = token || this._read_xml(c, previous_token); + token = token || this._read_punctuation(); + token = token || this._create_token(TOKEN.UNKNOWN, this._input.next()); + + return token; +}; + +Tokenizer.prototype._read_word = function(previous_token) { + var resulting_string; + resulting_string = this.__patterns.identifier.read(); + if (resulting_string !== '') { + resulting_string = resulting_string.replace(acorn.allLineBreaks, '\n'); + if (!(previous_token.type === TOKEN.DOT || + (previous_token.type === TOKEN.RESERVED && (previous_token.text === 'set' || previous_token.text === 'get'))) && + reserved_word_pattern.test(resulting_string)) { + if (resulting_string === 'in' || resulting_string === 'of') { // hack for 'in' and 'of' operators + return this._create_token(TOKEN.OPERATOR, resulting_string); + } + return this._create_token(TOKEN.RESERVED, resulting_string); + } + return this._create_token(TOKEN.WORD, resulting_string); + } + + resulting_string = this.__patterns.number.read(); + if (resulting_string !== '') { + return this._create_token(TOKEN.WORD, resulting_string); + } +}; + +Tokenizer.prototype._read_singles = function(c) { + var token = null; + if (c === '(' || c === '[') { + token = this._create_token(TOKEN.START_EXPR, c); + } else if (c === ')' || c === ']') { + token = this._create_token(TOKEN.END_EXPR, c); + } else if (c === '{') { + token = this._create_token(TOKEN.START_BLOCK, c); + } else if (c === '}') { + token = this._create_token(TOKEN.END_BLOCK, c); + } else if (c === ';') { + token = this._create_token(TOKEN.SEMICOLON, c); + } else if (c === '.' && dot_pattern.test(this._input.peek(1))) { + token = this._create_token(TOKEN.DOT, c); + } else if (c === ',') { + token = this._create_token(TOKEN.COMMA, c); + } + + if (token) { + this._input.next(); + } + return token; +}; + +Tokenizer.prototype._read_punctuation = function() { + var resulting_string = this.__patterns.punct.read(); + + if (resulting_string !== '') { + if (resulting_string === '=') { + return this._create_token(TOKEN.EQUALS, resulting_string); + } else if (resulting_string === '?.') { + return this._create_token(TOKEN.DOT, resulting_string); + } else { + return this._create_token(TOKEN.OPERATOR, resulting_string); + } + } +}; + +Tokenizer.prototype._read_non_javascript = function(c) { + var resulting_string = ''; + + if (c === '#') { + if (this._is_first_token()) { + resulting_string = this.__patterns.shebang.read(); + + if (resulting_string) { + return this._create_token(TOKEN.UNKNOWN, resulting_string.trim() + '\n'); + } + } + + // handles extendscript #includes + resulting_string = this.__patterns.include.read(); + + if (resulting_string) { + return this._create_token(TOKEN.UNKNOWN, resulting_string.trim() + '\n'); + } + + c = this._input.next(); + + // Spidermonkey-specific sharp variables for circular references. Considered obsolete. + var sharp = '#'; + if (this._input.hasNext() && this._input.testChar(digit)) { + do { + c = this._input.next(); + sharp += c; + } while (this._input.hasNext() && c !== '#' && c !== '='); + if (c === '#') { + // + } else if (this._input.peek() === '[' && this._input.peek(1) === ']') { + sharp += '[]'; + this._input.next(); + this._input.next(); + } else if (this._input.peek() === '{' && this._input.peek(1) === '}') { + sharp += '{}'; + this._input.next(); + this._input.next(); + } + return this._create_token(TOKEN.WORD, sharp); + } + + this._input.back(); + + } else if (c === '<' && this._is_first_token()) { + resulting_string = this.__patterns.html_comment_start.read(); + if (resulting_string) { + while (this._input.hasNext() && !this._input.testChar(acorn.newline)) { + resulting_string += this._input.next(); + } + in_html_comment = true; + return this._create_token(TOKEN.COMMENT, resulting_string); + } + } else if (in_html_comment && c === '-') { + resulting_string = this.__patterns.html_comment_end.read(); + if (resulting_string) { + in_html_comment = false; + return this._create_token(TOKEN.COMMENT, resulting_string); + } + } + + return null; +}; + +Tokenizer.prototype._read_comment = function(c) { + var token = null; + if (c === '/') { + var comment = ''; + if (this._input.peek(1) === '*') { + // peek for comment /* ... */ + comment = this.__patterns.block_comment.read(); + var directives = directives_core.get_directives(comment); + if (directives && directives.ignore === 'start') { + comment += directives_core.readIgnored(this._input); + } + comment = comment.replace(acorn.allLineBreaks, '\n'); + token = this._create_token(TOKEN.BLOCK_COMMENT, comment); + token.directives = directives; + } else if (this._input.peek(1) === '/') { + // peek for comment // ... + comment = this.__patterns.comment.read(); + token = this._create_token(TOKEN.COMMENT, comment); + } + } + return token; +}; + +Tokenizer.prototype._read_string = function(c) { + if (c === '`' || c === "'" || c === '"') { + var resulting_string = this._input.next(); + this.has_char_escapes = false; + + if (c === '`') { + resulting_string += this._read_string_recursive('`', true, '${'); + } else { + resulting_string += this._read_string_recursive(c); + } + + if (this.has_char_escapes && this._options.unescape_strings) { + resulting_string = unescape_string(resulting_string); + } + + if (this._input.peek() === c) { + resulting_string += this._input.next(); + } + + resulting_string = resulting_string.replace(acorn.allLineBreaks, '\n'); + + return this._create_token(TOKEN.STRING, resulting_string); + } + + return null; +}; + +Tokenizer.prototype._allow_regexp_or_xml = function(previous_token) { + // regex and xml can only appear in specific locations during parsing + return (previous_token.type === TOKEN.RESERVED && in_array(previous_token.text, ['return', 'case', 'throw', 'else', 'do', 'typeof', 'yield'])) || + (previous_token.type === TOKEN.END_EXPR && previous_token.text === ')' && + previous_token.opened.previous.type === TOKEN.RESERVED && in_array(previous_token.opened.previous.text, ['if', 'while', 'for'])) || + (in_array(previous_token.type, [TOKEN.COMMENT, TOKEN.START_EXPR, TOKEN.START_BLOCK, TOKEN.START, + TOKEN.END_BLOCK, TOKEN.OPERATOR, TOKEN.EQUALS, TOKEN.EOF, TOKEN.SEMICOLON, TOKEN.COMMA + ])); +}; + +Tokenizer.prototype._read_regexp = function(c, previous_token) { + + if (c === '/' && this._allow_regexp_or_xml(previous_token)) { + // handle regexp + // + var resulting_string = this._input.next(); + var esc = false; + + var in_char_class = false; + while (this._input.hasNext() && + ((esc || in_char_class || this._input.peek() !== c) && + !this._input.testChar(acorn.newline))) { + resulting_string += this._input.peek(); + if (!esc) { + esc = this._input.peek() === '\\'; + if (this._input.peek() === '[') { + in_char_class = true; + } else if (this._input.peek() === ']') { + in_char_class = false; + } + } else { + esc = false; + } + this._input.next(); + } + + if (this._input.peek() === c) { + resulting_string += this._input.next(); + + // regexps may have modifiers /regexp/MOD , so fetch those, too + // Only [gim] are valid, but if the user puts in garbage, do what we can to take it. + resulting_string += this._input.read(acorn.identifier); + } + return this._create_token(TOKEN.STRING, resulting_string); + } + return null; +}; + +Tokenizer.prototype._read_xml = function(c, previous_token) { + + if (this._options.e4x && c === "<" && this._allow_regexp_or_xml(previous_token)) { + var xmlStr = ''; + var match = this.__patterns.xml.read_match(); + // handle e4x xml literals + // + if (match) { + // Trim root tag to attempt to + var rootTag = match[2].replace(/^{\s+/, '{').replace(/\s+}$/, '}'); + var isCurlyRoot = rootTag.indexOf('{') === 0; + var depth = 0; + while (match) { + var isEndTag = !!match[1]; + var tagName = match[2]; + var isSingletonTag = (!!match[match.length - 1]) || (tagName.slice(0, 8) === "![CDATA["); + if (!isSingletonTag && + (tagName === rootTag || (isCurlyRoot && tagName.replace(/^{\s+/, '{').replace(/\s+}$/, '}')))) { + if (isEndTag) { + --depth; + } else { + ++depth; + } + } + xmlStr += match[0]; + if (depth <= 0) { + break; + } + match = this.__patterns.xml.read_match(); + } + // if we didn't close correctly, keep unformatted. + if (!match) { + xmlStr += this._input.match(/[\s\S]*/g)[0]; + } + xmlStr = xmlStr.replace(acorn.allLineBreaks, '\n'); + return this._create_token(TOKEN.STRING, xmlStr); + } + } + + return null; +}; + +function unescape_string(s) { + // You think that a regex would work for this + // return s.replace(/\\x([0-9a-f]{2})/gi, function(match, val) { + // return String.fromCharCode(parseInt(val, 16)); + // }) + // However, dealing with '\xff', '\\xff', '\\\xff' makes this more fun. + var out = '', + escaped = 0; + + var input_scan = new InputScanner(s); + var matched = null; + + while (input_scan.hasNext()) { + // Keep any whitespace, non-slash characters + // also keep slash pairs. + matched = input_scan.match(/([\s]|[^\\]|\\\\)+/g); + + if (matched) { + out += matched[0]; + } + + if (input_scan.peek() === '\\') { + input_scan.next(); + if (input_scan.peek() === 'x') { + matched = input_scan.match(/x([0-9A-Fa-f]{2})/g); + } else if (input_scan.peek() === 'u') { + matched = input_scan.match(/u([0-9A-Fa-f]{4})/g); + } else { + out += '\\'; + if (input_scan.hasNext()) { + out += input_scan.next(); + } + continue; + } + + // If there's some error decoding, return the original string + if (!matched) { + return s; + } + + escaped = parseInt(matched[1], 16); + + if (escaped > 0x7e && escaped <= 0xff && matched[0].indexOf('x') === 0) { + // we bail out on \x7f..\xff, + // leaving whole string escaped, + // as it's probably completely binary + return s; + } else if (escaped >= 0x00 && escaped < 0x20) { + // leave 0x00...0x1f escaped + out += '\\' + matched[0]; + continue; + } else if (escaped === 0x22 || escaped === 0x27 || escaped === 0x5c) { + // single-quote, apostrophe, backslash - escape these + out += '\\' + String.fromCharCode(escaped); + } else { + out += String.fromCharCode(escaped); + } + } + } + + return out; +} + +// handle string +// +Tokenizer.prototype._read_string_recursive = function(delimiter, allow_unescaped_newlines, start_sub) { + var current_char; + var pattern; + if (delimiter === '\'') { + pattern = this.__patterns.single_quote; + } else if (delimiter === '"') { + pattern = this.__patterns.double_quote; + } else if (delimiter === '`') { + pattern = this.__patterns.template_text; + } else if (delimiter === '}') { + pattern = this.__patterns.template_expression; + } + + var resulting_string = pattern.read(); + var next = ''; + while (this._input.hasNext()) { + next = this._input.next(); + if (next === delimiter || + (!allow_unescaped_newlines && acorn.newline.test(next))) { + this._input.back(); + break; + } else if (next === '\\' && this._input.hasNext()) { + current_char = this._input.peek(); + + if (current_char === 'x' || current_char === 'u') { + this.has_char_escapes = true; + } else if (current_char === '\r' && this._input.peek(1) === '\n') { + this._input.next(); + } + next += this._input.next(); + } else if (start_sub) { + if (start_sub === '${' && next === '$' && this._input.peek() === '{') { + next += this._input.next(); + } + + if (start_sub === next) { + if (delimiter === '`') { + next += this._read_string_recursive('}', allow_unescaped_newlines, '`'); + } else { + next += this._read_string_recursive('`', allow_unescaped_newlines, '${'); + } + if (this._input.hasNext()) { + next += this._input.next(); + } + } + } + next += pattern.read(); + resulting_string += next; + } + + return resulting_string; +}; + +module.exports.Tokenizer = Tokenizer; +module.exports.TOKEN = TOKEN; +module.exports.positionable_operators = positionable_operators.slice(); +module.exports.line_starters = line_starters.slice(); |