/*!
* froala_editor v2.3.3 (https://www.froala.com/wysiwyg-editor) * License https://froala.com/wysiwyg-editor/terms/ * Copyright 2014-2016 Froala Labs */
(function (factory) {
if (typeof define === 'function' && define.amd) { // AMD. Register as an anonymous module. define(['jquery'], factory); } else if (typeof module === 'object' && module.exports) { // Node/CommonJS module.exports = function( root, jQuery ) { if ( jQuery === undefined ) { // require('jQuery') returns a factory that requires window to // build a jQuery instance, we normalize how we use modules // that require this pattern but the window provided is a noop // if it's defined (how jquery works) if ( typeof window !== 'undefined' ) { jQuery = require('jquery'); } else { jQuery = require('jquery')(root); } } factory(jQuery); return jQuery; }; } else { // Browser globals factory(jQuery); }
}(function ($) {
'use strict'; $.FE.PLUGINS.codeBeautifier = function () { /** * HTML BEAUTIFIER * * LICENSE: The MIT License (MIT) * * Written by Nochum Sossonko, (nsossonko@hotmail.com) * * Based on code initially developed by: Einar Lielmanis, <einar@jsbeautifier.org> * http://jsbeautifier.org/ * */ /* jshint ignore:start */ /* jscs:disable */ var acorn = {}; (function(exports) { /* jshint curly: false */ // 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 // 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 nonASCIIwhitespace = /[\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff]/; // jshint ignore:line 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 + "]"); // 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'); // Test whether a given character code starts an identifier. exports.isIdentifierStart = function(code) { // permit $ (36) and @ (64). @ is used in ES7 decorators. if (code < 65) return code === 36 || code === 64; // 65 through 91 are uppercase letters. if (code < 91) return true; // permit _ (95). if (code < 97) return code === 95; // 97 through 123 are lowercase letters. if (code < 123) return true; return code >= 0xaa && nonASCIIidentifierStart.test(String.fromCharCode(code)); }; // Test whether a given character is part of an identifier. exports.isIdentifierChar = function(code) { if (code < 48) return code === 36; if (code < 58) return true; if (code < 65) return false; if (code < 91) return true; if (code < 97) return code === 95; if (code < 123) return true; return code >= 0xaa && nonASCIIidentifier.test(String.fromCharCode(code)); }; })(acorn); function run (html_source, options) { function ltrim(s) { return s.replace(/^\s+/g, ''); } function rtrim(s) { return s.replace(/\s+$/g, ''); } var multi_parser; var indent_inner_html; var indent_size; var indent_character; var wrap_line_length; var brace_style; var unformatted; var preserve_newlines; var max_preserve_newlines; var indent_handlebars; var wrap_attributes; var wrap_attributes_indent_size; var end_with_newline; var extra_liners; options = options || {}; // backwards compatibility to 1.3.4 if ((options.wrap_line_length === undefined || parseInt(options.wrap_line_length, 10) === 0) && (options.max_char !== undefined && parseInt(options.max_char, 10) !== 0)) { options.wrap_line_length = options.max_char; } indent_inner_html = (options.indent_inner_html === undefined) ? false : options.indent_inner_html; indent_size = (options.indent_size === undefined) ? 4 : parseInt(options.indent_size, 10); indent_character = (options.indent_char === undefined) ? ' ' : options.indent_char; brace_style = (options.brace_style === undefined) ? 'collapse' : options.brace_style; wrap_line_length = parseInt(options.wrap_line_length, 10) === 0 ? 32786 : parseInt(options.wrap_line_length || 250, 10); unformatted = options.unformatted || ['a', 'span', 'img', 'bdo', 'em', 'strong', 'dfn', 'code', 'samp', 'kbd', 'var', 'cite', 'abbr', 'acronym', 'q', 'sub', 'sup', 'tt', 'i', 'b', 'big', 'small', 'u', 's', 'strike', 'font', 'ins', 'del', 'address', 'pre' ]; preserve_newlines = (options.preserve_newlines === undefined) ? true : options.preserve_newlines; max_preserve_newlines = preserve_newlines ? (isNaN(parseInt(options.max_preserve_newlines, 10)) ? 32786 : parseInt(options.max_preserve_newlines, 10)) : 0; indent_handlebars = (options.indent_handlebars === undefined) ? false : options.indent_handlebars; wrap_attributes = (options.wrap_attributes === undefined) ? 'auto' : options.wrap_attributes; wrap_attributes_indent_size = (options.wrap_attributes_indent_size === undefined) ? indent_size : parseInt(options.wrap_attributes_indent_size, 10) || indent_size; end_with_newline = (options.end_with_newline === undefined) ? false : options.end_with_newline; extra_liners = Array.isArray(options.extra_liners) ? options.extra_liners.concat() : (typeof options.extra_liners == 'string') ? options.extra_liners.split(',') : 'head,body,/html'.split(','); if (options.indent_with_tabs) { indent_character = '\t'; indent_size = 1; } function Parser() { this.pos = 0; //Parser position this.token = ''; this.current_mode = 'CONTENT'; //reflects the current Parser mode: TAG/CONTENT this.tags = { //An object to hold tags, their position, and their parent-tags, initiated with default values parent: 'parent1', parentcount: 1, parent1: '' }; this.tag_type = ''; this.token_text = this.last_token = this.last_text = this.token_type = ''; this.newlines = 0; this.indent_content = indent_inner_html; this.Utils = { //Uilities made available to the various functions whitespace: "\n\r\t ".split(''), single_token: 'br,input,link,meta,source,!doctype,basefont,base,area,hr,wbr,param,img,isindex,embed'.split(','), //all the single tags for HTML extra_liners: extra_liners, //for tags that need a line of whitespace before them in_array: function(what, arr) { for (var i = 0; i < arr.length; i++) { if (what == arr[i]) { return true; } } return false; } }; // Return true if the given text is composed entirely of whitespace. this.is_whitespace = function(text) { for (var n = 0; n < text.length; text++) { if (!this.Utils.in_array(text.charAt(n), this.Utils.whitespace)) { return false; } } return true; }; this.traverse_whitespace = function() { var input_char = ''; input_char = this.input.charAt(this.pos); if (this.Utils.in_array(input_char, this.Utils.whitespace)) { this.newlines = 0; while (this.Utils.in_array(input_char, this.Utils.whitespace)) { if (preserve_newlines && input_char == '\n' && this.newlines <= max_preserve_newlines) { this.newlines += 1; } this.pos++; input_char = this.input.charAt(this.pos); } return true; } return false; }; // Append a space to the given content (string array) or, if we are // at the wrap_line_length, append a newline/indentation. this.space_or_wrap = function(content) { if (this.line_char_count >= this.wrap_line_length) { //insert a line when the wrap_line_length is reached this.print_newline(false, content); this.print_indentation(content); } else { this.line_char_count++; content.push(' '); } }; this.get_content = function() { //function to capture regular content between tags var input_char = '', content = []; while (this.input.charAt(this.pos) != '<') { if (this.pos >= this.input.length) { return content.length ? content.join('') : ['', 'TK_EOF']; } if (this.traverse_whitespace()) { this.space_or_wrap(content); continue; } if (indent_handlebars) { // Handlebars parsing is complicated. // {{#foo}} and {{/foo}} are formatted tags. // {{something}} should get treated as content, except: // {{else}} specifically behaves like {{#if}} and {{/if}} var peek3 = this.input.substr(this.pos, 3); if (peek3 == '{{#' || peek3 == '{{/') { // These are tags and not content. break; } else if (peek3 == '{{!') { return [this.get_tag(), 'TK_TAG_HANDLEBARS_COMMENT']; } else if (this.input.substr(this.pos, 2) == '{{') { if (this.get_tag(true) == '{{else}}') { break; } } } input_char = this.input.charAt(this.pos); this.pos++; this.line_char_count++; content.push(input_char); //letter at-a-time (or string) inserted to an array } return content.length ? content.join('') : ''; }; this.get_contents_to = function(name) { //get the full content of a script or style to pass to js_beautify if (this.pos == this.input.length) { return ['', 'TK_EOF']; } var content = ''; var reg_match = new RegExp('</' + name + '\\s*>', 'igm'); reg_match.lastIndex = this.pos; var reg_array = reg_match.exec(this.input); var end_script = reg_array ? reg_array.index : this.input.length; //absolute end of script if (this.pos < end_script) { //get everything in between the script tags content = this.input.substring(this.pos, end_script); this.pos = end_script; } return content; }; this.record_tag = function(tag) { //function to record a tag and its parent in this.tags Object if (this.tags[tag + 'count']) { //check for the existence of this tag type this.tags[tag + 'count']++; this.tags[tag + this.tags[tag + 'count']] = this.indent_level; //and record the present indent level } else { //otherwise initialize this tag type this.tags[tag + 'count'] = 1; this.tags[tag + this.tags[tag + 'count']] = this.indent_level; //and record the present indent level } this.tags[tag + this.tags[tag + 'count'] + 'parent'] = this.tags.parent; //set the parent (i.e. in the case of a div this.tags.div1parent) this.tags.parent = tag + this.tags[tag + 'count']; //and make this the current parent (i.e. in the case of a div 'div1') }; this.retrieve_tag = function(tag) { //function to retrieve the opening tag to the corresponding closer if (this.tags[tag + 'count']) { //if the openener is not in the Object we ignore it var temp_parent = this.tags.parent; //check to see if it's a closable tag. while (temp_parent) { //till we reach '' (the initial value); if (tag + this.tags[tag + 'count'] == temp_parent) { //if this is it use it break; } temp_parent = this.tags[temp_parent + 'parent']; //otherwise keep on climbing up the DOM Tree } if (temp_parent) { //if we caught something this.indent_level = this.tags[tag + this.tags[tag + 'count']]; //set the indent_level accordingly this.tags.parent = this.tags[temp_parent + 'parent']; //and set the current parent } delete this.tags[tag + this.tags[tag + 'count'] + 'parent']; //delete the closed tags parent reference... delete this.tags[tag + this.tags[tag + 'count']]; //...and the tag itself if (this.tags[tag + 'count'] == 1) { delete this.tags[tag + 'count']; } else { this.tags[tag + 'count']--; } } }; this.indent_to_tag = function(tag) { // Match the indentation level to the last use of this tag, but don't remove it. if (!this.tags[tag + 'count']) { return; } var temp_parent = this.tags.parent; while (temp_parent) { if (tag + this.tags[tag + 'count'] == temp_parent) { break; } temp_parent = this.tags[temp_parent + 'parent']; } if (temp_parent) { this.indent_level = this.tags[tag + this.tags[tag + 'count']]; } }; this.get_tag = function(peek) { //function to get a full tag and parse its type var input_char = '', content = [], comment = '', space = false, first_attr = true, tag_start, tag_end, tag_start_char, orig_pos = this.pos, orig_line_char_count = this.line_char_count; peek = peek !== undefined ? peek : false; do { if (this.pos >= this.input.length) { if (peek) { this.pos = orig_pos; this.line_char_count = orig_line_char_count; } return content.length ? content.join('') : ['', 'TK_EOF']; } input_char = this.input.charAt(this.pos); this.pos++; if (this.Utils.in_array(input_char, this.Utils.whitespace)) { //don't want to insert unnecessary space space = true; continue; } if (input_char == "'" || input_char == '"') { input_char += this.get_unformatted(input_char); space = true; } if (input_char == '=') { //no space before = space = false; } if (content.length && content[content.length - 1] != '=' && input_char != '>' && space) { //no space after = or before > this.space_or_wrap(content); space = false; if (!first_attr && wrap_attributes == 'force' && input_char != '/') { this.print_newline(true, content); this.print_indentation(content); for (var count = 0; count < wrap_attributes_indent_size; count++) { content.push(indent_character); } } for (var i = 0; i < content.length; i++) { if (content[i] == ' ') { first_attr = false; break; } } } if (indent_handlebars && tag_start_char == '<') { // When inside an angle-bracket tag, put spaces around // handlebars not inside of strings. if ((input_char + this.input.charAt(this.pos)) == '{{') { input_char += this.get_unformatted('}}'); if (content.length && content[content.length - 1] != ' ' && content[content.length - 1] != '<') { input_char = ' ' + input_char; } space = true; } } if (input_char == '<' && !tag_start_char) { tag_start = this.pos - 1; tag_start_char = '<'; } if (indent_handlebars && !tag_start_char) { if (content.length >= 2 && content[content.length - 1] == '{' && content[content.length - 2] == '{') { if (input_char == '#' || input_char == '/' || input_char == '!') { tag_start = this.pos - 3; } else { tag_start = this.pos - 2; } tag_start_char = '{'; } } this.line_char_count++; content.push(input_char); //inserts character at-a-time (or string) if (content[1] && (content[1] == '!' || content[1] == '?' || content[1] == '%')) { //if we're in a comment, do something special // We treat all comments as literals, even more than preformatted tags // we just look for the appropriate close tag content = [this.get_comment(tag_start)]; break; } if (indent_handlebars && content[1] && content[1] == '{' && content[2] && content[2] == '!') { //if we're in a comment, do something special // We treat all comments as literals, even more than preformatted tags // we just look for the appropriate close tag content = [this.get_comment(tag_start)]; break; } if (indent_handlebars && tag_start_char == '{' && content.length > 2 && content[content.length - 2] == '}' && content[content.length - 1] == '}') { break; } } while (input_char != '>'); var tag_complete = content.join(''); var tag_index; var tag_offset; if (tag_complete.indexOf(' ') != -1) { //if there's whitespace, thats where the tag name ends tag_index = tag_complete.indexOf(' '); } else if (tag_complete[0] == '{') { tag_index = tag_complete.indexOf('}'); } else { //otherwise go with the tag ending tag_index = tag_complete.indexOf('>'); } if (tag_complete[0] == '<' || !indent_handlebars) { tag_offset = 1; } else { tag_offset = tag_complete[2] == '#' ? 3 : 2; } var tag_check = tag_complete.substring(tag_offset, tag_index).toLowerCase(); if (tag_complete.charAt(tag_complete.length - 2) == '/' || this.Utils.in_array(tag_check, this.Utils.single_token)) { //if this tag name is a single tag type (either in the list or has a closing /) if (!peek) { this.tag_type = 'SINGLE'; } } else if (indent_handlebars && tag_complete[0] == '{' && tag_check == 'else') { if (!peek) { this.indent_to_tag('if'); this.tag_type = 'HANDLEBARS_ELSE'; this.indent_content = true; this.traverse_whitespace(); } } else if (this.is_unformatted(tag_check, unformatted)) { // do not reformat the "unformatted" tags comment = this.get_unformatted('</' + tag_check + '>', tag_complete); //...delegate to get_unformatted function content.push(comment); tag_end = this.pos - 1; this.tag_type = 'SINGLE'; } else if (tag_check == 'script' && (tag_complete.search('type') == -1 || (tag_complete.search('type') > -1 && tag_complete.search(/\b(text|application)\/(x-)?(javascript|ecmascript|jscript|livescript)/) > -1))) { if (!peek) { this.record_tag(tag_check); this.tag_type = 'SCRIPT'; } } else if (tag_check == 'style' && (tag_complete.search('type') == -1 || (tag_complete.search('type') > -1 && tag_complete.search('text/css') > -1))) { if (!peek) { this.record_tag(tag_check); this.tag_type = 'STYLE'; } } else if (tag_check.charAt(0) == '!') { //peek for <! comment // for comments content is already correct. if (!peek) { this.tag_type = 'SINGLE'; this.traverse_whitespace(); } } else if (!peek) { if (tag_check.charAt(0) == '/') { //this tag is a double tag so check for tag-ending this.retrieve_tag(tag_check.substring(1)); //remove it and all ancestors this.tag_type = 'END'; } else { //otherwise it's a start-tag this.record_tag(tag_check); //push it on the tag stack if (tag_check.toLowerCase() != 'html') { this.indent_content = true; } this.tag_type = 'START'; } // Allow preserving of newlines after a start or end tag if (this.traverse_whitespace()) { this.space_or_wrap(content); } if (this.Utils.in_array(tag_check, this.Utils.extra_liners)) { //check if this double needs an extra line this.print_newline(false, this.output); if (this.output.length && this.output[this.output.length - 2] != '\n') { this.print_newline(true, this.output); } } } if (peek) { this.pos = orig_pos; this.line_char_count = orig_line_char_count; } return content.join(''); //returns fully formatted tag }; this.get_comment = function(start_pos) { //function to return comment content in its entirety // this is will have very poor perf, but will work for now. var comment = '', delimiter = '>', matched = false; this.pos = start_pos; var input_char = this.input.charAt(this.pos); this.pos++; while (this.pos <= this.input.length) { comment += input_char; // only need to check for the delimiter if the last chars match if (comment[comment.length - 1] == delimiter[delimiter.length - 1] && comment.indexOf(delimiter) != -1) { break; } // only need to search for custom delimiter for the first few characters if (!matched && comment.length < 10) { if (comment.indexOf('<![if') === 0) { //peek for <![if conditional comment delimiter = '<![endif]>'; matched = true; } else if (comment.indexOf('<![cdata[') === 0) { //if it's a <[cdata[ comment... delimiter = ']]>'; matched = true; } else if (comment.indexOf('<![') === 0) { // some other ![ comment? ... delimiter = ']>'; matched = true; } else if (comment.indexOf('<!--') === 0) { // <!-- comment ... delimiter = '-->'; matched = true; } else if (comment.indexOf('{{!') === 0) { // {{! handlebars comment delimiter = '}}'; matched = true; } else if (comment.indexOf('<?') === 0) { // {{! handlebars comment delimiter = '?>'; matched = true; } else if (comment.indexOf('<%') === 0) { // {{! handlebars comment delimiter = '%>'; matched = true; } } input_char = this.input.charAt(this.pos); this.pos++; } return comment; }; this.get_unformatted = function(delimiter, orig_tag) { //function to return unformatted content in its entirety if (orig_tag && orig_tag.toLowerCase().indexOf(delimiter) != -1) { return ''; } var input_char = ''; var content = ''; var min_index = 0; var space = true; do { if (this.pos >= this.input.length) { return content; } input_char = this.input.charAt(this.pos); this.pos++; if (this.Utils.in_array(input_char, this.Utils.whitespace)) { if (!space) { this.line_char_count--; continue; } if (input_char == '\n' || input_char == '\r') { content += '\n'; /* Don't change tab indention for unformatted blocks. If using code for html editing, this will greatly affect <pre> tags if they are specified in the 'unformatted array' for (var i=0; i<this.indent_level; i++) { content += this.indent_string; } space = false; //...and make sure other indentation is erased */ this.line_char_count = 0; continue; } } content += input_char; this.line_char_count++; space = true; if (indent_handlebars && input_char == '{' && content.length && content[content.length - 2] == '{') { // Handlebars expressions in strings should also be unformatted. content += this.get_unformatted('}}'); // These expressions are opaque. Ignore delimiters found in them. min_index = content.length; } } while (content.toLowerCase().indexOf(delimiter, min_index) == -1); return content; }; this.get_token = function() { //initial handler for token-retrieval var token; if (this.last_token == 'TK_TAG_SCRIPT' || this.last_token == 'TK_TAG_STYLE') { //check if we need to format javascript var type = this.last_token.substr(7); token = this.get_contents_to(type); if (typeof token != 'string') { return token; } return [token, 'TK_' + type]; } if (this.current_mode == 'CONTENT') { token = this.get_content(); if (typeof token != 'string') { return token; } else { return [token, 'TK_CONTENT']; } } if (this.current_mode == 'TAG') { token = this.get_tag(); if (typeof token != 'string') { return token; } else { var tag_name_type = 'TK_TAG_' + this.tag_type; return [token, tag_name_type]; } } }; this.get_full_indent = function(level) { level = this.indent_level + level || 0; if (level < 1) { return ''; } return (new Array(level + 1)).join(this.indent_string); }; this.is_unformatted = function(tag_check, unformatted) { //is this an HTML5 block-level link? if (!this.Utils.in_array(tag_check, unformatted)) { return false; } if (tag_check.toLowerCase() != 'a' || !this.Utils.in_array('a', unformatted)) { return true; } //at this point we have an tag; is its first child something we want to remain //unformatted? var next_tag = this.get_tag(true /* peek. */ ); // test next_tag to see if it is just html tag (no external content) var tag = (next_tag || '').match(/^\s*<\s*\/?([a-z]*)\s*[^>]*>\s*$/); // if next_tag comes back but is not an isolated tag, then // let's treat the 'a' tag as having content // and respect the unformatted option if (!tag || this.Utils.in_array(tag, unformatted)) { return true; } else { return false; } }; this.printer = function(js_source, indent_character, indent_size, wrap_line_length, brace_style) { //handles input/output and some other printing functions this.input = js_source || ''; //gets the input for the Parser this.output = []; this.indent_character = indent_character; this.indent_string = ''; this.indent_size = indent_size; this.brace_style = brace_style; this.indent_level = 0; this.wrap_line_length = wrap_line_length; this.line_char_count = 0; //count to see if wrap_line_length was exceeded for (var i = 0; i < this.indent_size; i++) { this.indent_string += this.indent_character; } this.print_newline = function(force, arr) { this.line_char_count = 0; if (!arr || !arr.length) { return; } if (force || (arr[arr.length - 1] != '\n')) { //we might want the extra line if ((arr[arr.length - 1] != '\n')) { arr[arr.length - 1] = rtrim(arr[arr.length - 1]); } arr.push('\n'); } }; this.print_indentation = function(arr) { for (var i = 0; i < this.indent_level; i++) { arr.push(this.indent_string); this.line_char_count += this.indent_string.length; } }; this.print_token = function(text) { // Avoid printing initial whitespace. if (this.is_whitespace(text) && !this.output.length) { return; } if (text || text !== '') { if (this.output.length && this.output[this.output.length - 1] == '\n') { this.print_indentation(this.output); text = ltrim(text); } } this.print_token_raw(text); }; this.print_token_raw = function(text) { // If we are going to print newlines, truncate trailing // whitespace, as the newlines will represent the space. if (this.newlines > 0) { text = rtrim(text); } if (text && text !== '') { if (text.length > 1 && text[text.length - 1] == '\n') { // unformatted tags can grab newlines as their last character this.output.push(text.slice(0, -1)); this.print_newline(false, this.output); } else { this.output.push(text); } } for (var n = 0; n < this.newlines; n++) { this.print_newline(n > 0, this.output); } this.newlines = 0; }; this.indent = function() { this.indent_level++; }; this.unindent = function() { if (this.indent_level > 0) { this.indent_level--; } }; }; return this; } /*_____________________--------------------_____________________*/ multi_parser = new Parser(); //wrapping functions Parser multi_parser.printer(html_source, indent_character, indent_size, wrap_line_length, brace_style); //initialize starting values while (true) { var t = multi_parser.get_token(); multi_parser.token_text = t[0]; multi_parser.token_type = t[1]; if (multi_parser.token_type == 'TK_EOF') { break; } switch (multi_parser.token_type) { case 'TK_TAG_START': multi_parser.print_newline(false, multi_parser.output); multi_parser.print_token(multi_parser.token_text); if (multi_parser.indent_content) { multi_parser.indent(); multi_parser.indent_content = false; } multi_parser.current_mode = 'CONTENT'; break; case 'TK_TAG_STYLE': case 'TK_TAG_SCRIPT': multi_parser.print_newline(false, multi_parser.output); multi_parser.print_token(multi_parser.token_text); multi_parser.current_mode = 'CONTENT'; break; case 'TK_TAG_END': // Print new line only if the tag has no content and has child if (multi_parser.last_token == 'TK_CONTENT' && multi_parser.last_text === '') { var tag_name = multi_parser.token_text.match(/\w+/)[0]; var tag_extracted_from_last_output = null; if (multi_parser.output.length) { tag_extracted_from_last_output = multi_parser.output[multi_parser.output.length - 1].match(/(?:<|{{#)\s*(\w+)/); } if (tag_extracted_from_last_output == null || (tag_extracted_from_last_output[1] != tag_name && !multi_parser.Utils.in_array(tag_extracted_from_last_output[1], unformatted))) { multi_parser.print_newline(false, multi_parser.output); } } multi_parser.print_token(multi_parser.token_text); multi_parser.current_mode = 'CONTENT'; break; case 'TK_TAG_SINGLE': // Don't add a newline before elements that should remain unformatted. var tag_check = multi_parser.token_text.match(/^\s*<([a-z-]+)/i); if (!tag_check || !multi_parser.Utils.in_array(tag_check[1], unformatted)) { multi_parser.print_newline(false, multi_parser.output); } multi_parser.print_token(multi_parser.token_text); multi_parser.current_mode = 'CONTENT'; break; case 'TK_TAG_HANDLEBARS_ELSE': multi_parser.print_token(multi_parser.token_text); if (multi_parser.indent_content) { multi_parser.indent(); multi_parser.indent_content = false; } multi_parser.current_mode = 'CONTENT'; break; case 'TK_TAG_HANDLEBARS_COMMENT': multi_parser.print_token(multi_parser.token_text); multi_parser.current_mode = 'TAG'; break; case 'TK_CONTENT': multi_parser.print_token(multi_parser.token_text); multi_parser.current_mode = 'TAG'; break; case 'TK_STYLE': case 'TK_SCRIPT': if (multi_parser.token_text !== '') { multi_parser.print_newline(false, multi_parser.output); var text = multi_parser.token_text; var _beautifier; var script_indent_level = 1; if (multi_parser.token_type == 'TK_SCRIPT') { _beautifier = typeof js_beautify == 'function' && js_beautify; } else if (multi_parser.token_type == 'TK_STYLE') { _beautifier = typeof css_beautify == 'function' && css_beautify; } if (options.indent_scripts == 'keep') { script_indent_level = 0; } else if (options.indent_scripts == 'separate') { script_indent_level = -multi_parser.indent_level; } var indentation = multi_parser.get_full_indent(script_indent_level); if (_beautifier) { // call the Beautifier if avaliable text = _beautifier(text.replace(/^\s*/, indentation), options); } else { // simply indent the string otherwise var white = text.match(/^\s*/)[0]; var _level = white.match(/[^\n\r]*$/)[0].split(multi_parser.indent_string).length - 1; var reindent = multi_parser.get_full_indent(script_indent_level - _level); text = text.replace(/^\s*/, indentation) .replace(/\r\n|\r|\n/g, '\n' + reindent) .replace(/\s+$/, ''); } if (text) { multi_parser.print_token_raw(text); multi_parser.print_newline(true, multi_parser.output); } } multi_parser.current_mode = 'TAG'; break; default: // We should not be getting here but we don't want to drop input on the floor // Just output the text and move on if (multi_parser.token_text !== '') { multi_parser.print_token(multi_parser.token_text); } break; } multi_parser.last_token = multi_parser.token_type; multi_parser.last_text = multi_parser.token_text; } var sweet_code = multi_parser.output.join('').replace(/[\r\n\t ]+$/, ''); if (end_with_newline) { sweet_code += '\n'; } return sweet_code; } function css_beautify (source_text, options) { var NESTED_AT_RULE = { "@page": true, "@font-face": true, "@keyframes": true, // also in CONDITIONAL_GROUP_RULE below "@media": true, "@supports": true, "@document": true }; var CONDITIONAL_GROUP_RULE = { "@media": true, "@supports": true, "@document": true }; options = options || {}; source_text = source_text || ''; // HACK: newline parsing inconsistent. This brute force normalizes the input. source_text = source_text.replace(/\r\n|[\r\u2028\u2029]/g, '\n') var indentSize = options.indent_size || 4; var indentCharacter = options.indent_char || ' '; var selectorSeparatorNewline = (options.selector_separator_newline === undefined) ? true : options.selector_separator_newline; var end_with_newline = (options.end_with_newline === undefined) ? false : options.end_with_newline; var newline_between_rules = (options.newline_between_rules === undefined) ? true : options.newline_between_rules; var eol = options.eol ? options.eol : '\n'; // compatibility if (typeof indentSize === "string") { indentSize = parseInt(indentSize, 10); } if(options.indent_with_tabs){ indentCharacter = '\t'; indentSize = 1; } eol = eol.replace(/\\r/, '\r').replace(/\\n/, '\n') // tokenizer var whiteRe = /^\s+$/; var wordRe = /[\w$\-_]/; var pos = -1, ch; var parenLevel = 0; function next() { ch = source_text.charAt(++pos); return ch || ''; } function peek(skipWhitespace) { var result = ''; var prev_pos = pos; if (skipWhitespace) { eatWhitespace(); } result = source_text.charAt(pos + 1) || ''; pos = prev_pos - 1; next(); return result; } function eatString(endChars) { var start = pos; while (next()) { if (ch === "\\") { next(); } else if (endChars.indexOf(ch) !== -1) { break; } else if (ch === "\n") { break; } } return source_text.substring(start, pos + 1); } function peekString(endChar) { var prev_pos = pos; var str = eatString(endChar); pos = prev_pos - 1; next(); return str; } function eatWhitespace() { var result = ''; while (whiteRe.test(peek())) { next(); result += ch; } return result; } function skipWhitespace() { var result = ''; if (ch && whiteRe.test(ch)) { result = ch; } while (whiteRe.test(next())) { result += ch; } return result; } function eatComment(singleLine) { var start = pos; singleLine = peek() === "/"; next(); while (next()) { if (!singleLine && ch === "*" && peek() === "/") { next(); break; } else if (singleLine && ch === "\n") { return source_text.substring(start, pos); } } return source_text.substring(start, pos) + ch; } function lookBack(str) { return source_text.substring(pos - str.length, pos).toLowerCase() === str; } // Nested pseudo-class if we are insideRule // and the next special character found opens // a new block function foundNestedPseudoClass() { var openParen = 0; for (var i = pos + 1; i < source_text.length; i++) { var ch = source_text.charAt(i); if (ch === "{") { return true; } else if (ch === '(') { // pseudoclasses can contain () openParen += 1; } else if (ch === ')') { if (openParen == 0) { return false; } openParen -= 1; } else if (ch === ";" || ch === "}") { return false; } } return false; } // printer var basebaseIndentString = source_text.match(/^[\t ]*/)[0]; var singleIndent = new Array(indentSize + 1).join(indentCharacter); var indentLevel = 0; var nestedLevel = 0; function indent() { indentLevel++; basebaseIndentString += singleIndent; } function outdent() { indentLevel--; basebaseIndentString = basebaseIndentString.slice(0, -indentSize); } var print = {}; print["{"] = function(ch) { print.singleSpace(); output.push(ch); print.newLine(); }; print["}"] = function(ch) { print.newLine(); output.push(ch); print.newLine(); }; print._lastCharWhitespace = function() { return whiteRe.test(output[output.length - 1]); }; print.newLine = function(keepWhitespace) { if (output.length) { if (!keepWhitespace && output[output.length - 1] !== '\n') { print.trim(); } output.push('\n'); if (basebaseIndentString) { output.push(basebaseIndentString); } } }; print.singleSpace = function() { if (output.length && !print._lastCharWhitespace()) { output.push(' '); } }; print.preserveSingleSpace = function() { if (isAfterSpace) { print.singleSpace(); } }; print.trim = function() { while (print._lastCharWhitespace()) { output.pop(); } }; var output = []; /*_____________________--------------------_____________________*/ var insideRule = false; var insidePropertyValue = false; var enteringConditionalGroup = false; var top_ch = ''; var last_top_ch = ''; while (true) { var whitespace = skipWhitespace(); var isAfterSpace = whitespace !== ''; var isAfterNewline = whitespace.indexOf('\n') !== -1; last_top_ch = top_ch; top_ch = ch; if (!ch) { break; } else if (ch === '/' && peek() === '*') { /* css comment */ var header = indentLevel === 0; if (isAfterNewline || header) { print.newLine(); } output.push(eatComment()); print.newLine(); if (header) { print.newLine(true); } } else if (ch === '/' && peek() === '/') { // single line comment if (!isAfterNewline && last_top_ch !== '{' ) { print.trim(); } print.singleSpace(); output.push(eatComment()); print.newLine(); } else if (ch === '@') { print.preserveSingleSpace(); output.push(ch); // strip trailing space, if present, for hash property checks var variableOrRule = peekString(": ,;{}()[]/='\""); if (variableOrRule.match(/[ :]$/)) { // we have a variable or pseudo-class, add it and insert one space before continuing next(); variableOrRule = eatString(": ").replace(/\s$/, ''); output.push(variableOrRule); print.singleSpace(); } variableOrRule = variableOrRule.replace(/\s$/, '') // might be a nesting at-rule if (variableOrRule in NESTED_AT_RULE) { nestedLevel += 1; if (variableOrRule in CONDITIONAL_GROUP_RULE) { enteringConditionalGroup = true; } } } else if (ch === '#' && peek() === '{') { print.preserveSingleSpace(); output.push(eatString('}')); } else if (ch === '{') { if (peek(true) === '}') { eatWhitespace(); next(); print.singleSpace(); output.push("{}"); print.newLine(); if (newline_between_rules && indentLevel === 0) { print.newLine(true); } } else { indent(); print["{"](ch); // when entering conditional groups, only rulesets are allowed if (enteringConditionalGroup) { enteringConditionalGroup = false; insideRule = (indentLevel > nestedLevel); } else { // otherwise, declarations are also allowed insideRule = (indentLevel >= nestedLevel); } } } else if (ch === '}') { outdent(); print["}"](ch); insideRule = false; insidePropertyValue = false; if (nestedLevel) { nestedLevel--; } if (newline_between_rules && indentLevel === 0) { print.newLine(true); } } else if (ch === ":") { eatWhitespace(); if ((insideRule || enteringConditionalGroup) && !(lookBack("&") || foundNestedPseudoClass())) { // 'property: value' delimiter // which could be in a conditional group query insidePropertyValue = true; output.push(':'); print.singleSpace(); } else { // sass/less parent reference don't use a space // sass nested pseudo-class don't use a space if (peek() === ":") { // pseudo-element next(); output.push("::"); } else { // pseudo-class output.push(':'); } } } else if (ch === '"' || ch === '\'') { print.preserveSingleSpace(); output.push(eatString(ch)); } else if (ch === ';') { insidePropertyValue = false; output.push(ch); print.newLine(); } else if (ch === '(') { // may be a url if (lookBack("url")) { output.push(ch); eatWhitespace(); if (next()) { if (ch !== ')' && ch !== '"' && ch !== '\'') { output.push(eatString(')')); } else { pos--; } } } else { parenLevel++; print.preserveSingleSpace(); output.push(ch); eatWhitespace(); } } else if (ch === ')') { output.push(ch); parenLevel--; } else if (ch === ',') { output.push(ch); eatWhitespace(); if (selectorSeparatorNewline && !insidePropertyValue && parenLevel < 1) { print.newLine(); } else { print.singleSpace(); } } else if (ch === ']') { output.push(ch); } else if (ch === '[') { print.preserveSingleSpace(); output.push(ch); } else if (ch === '=') { // no whitespace before or after eatWhitespace() ch = '='; output.push(ch); } else { print.preserveSingleSpace(); output.push(ch); } } var sweetCode = ''; if (basebaseIndentString) { sweetCode += basebaseIndentString; } sweetCode += output.join('').replace(/[\r\n\t ]+$/, ''); // establish end_with_newline if (end_with_newline) { sweetCode += '\n'; } if (eol != '\n') { sweetCode = sweetCode.replace(/[\n]/g, eol); } return sweetCode; } function in_array(what, arr) { for (var i = 0; i < arr.length; i += 1) { if (arr[i] === what) { return true; } } return false; } function trim(s) { return s.replace(/^\s+|\s+$/g, ''); } function ltrim(s) { return s.replace(/^\s+/g, ''); } function rtrim(s) { return s.replace(/\s+$/g, ''); } function js_beautify(js_source_text, options) { "use strict"; var beautifier = new Beautifier(js_source_text, options); return beautifier.beautify(); } 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 Beautifier(js_source_text, options) { "use strict"; var output var tokens = [], token_pos; var Tokenizer; var current_token; var last_type, last_last_text, indent_string; var flags, previous_flags, flag_store; var prefix; var handlers, opt; var baseIndentString = ''; handlers = { 'TK_START_EXPR': handle_start_expr, 'TK_END_EXPR': handle_end_expr, 'TK_START_BLOCK': handle_start_block, 'TK_END_BLOCK': handle_end_block, 'TK_WORD': handle_word, 'TK_RESERVED': handle_word, 'TK_SEMICOLON': handle_semicolon, 'TK_STRING': handle_string, 'TK_EQUALS': handle_equals, 'TK_OPERATOR': handle_operator, 'TK_COMMA': handle_comma, 'TK_BLOCK_COMMENT': handle_block_comment, 'TK_COMMENT': handle_comment, 'TK_DOT': handle_dot, 'TK_UNKNOWN': handle_unknown, 'TK_EOF': handle_eof }; function create_flags(flags_base, mode) { var next_indent_level = 0; if (flags_base) { next_indent_level = flags_base.indentation_level; if (!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_text: flags_base ? flags_base.last_text : '', // last token text last_word: flags_base ? flags_base.last_word : '', // last 'TK_WORD' passed declaration_statement: false, declaration_assignment: false, multiline_frame: false, if_block: false, else_block: false, do_block: false, do_while: 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, line_indent_level: flags_base ? flags_base.line_indent_level : next_indent_level, start_line_index: output.get_line_number(), ternary_depth: 0 }; return next_flags; } // Some interpreters have unexpected results with foo = baz || bar; options = options ? options : {}; opt = {}; // compatibility if (options.braces_on_own_line !== undefined) { //graceful handling of deprecated option opt.brace_style = options.braces_on_own_line ? "expand" : "collapse"; } opt.brace_style = options.brace_style ? options.brace_style : (opt.brace_style ? opt.brace_style : "collapse"); // graceful handling of deprecated option if (opt.brace_style === "expand-strict") { opt.brace_style = "expand"; } opt.indent_size = options.indent_size ? parseInt(options.indent_size, 10) : 4; opt.indent_char = options.indent_char ? options.indent_char : ' '; opt.eol = options.eol ? options.eol : '\n'; opt.preserve_newlines = (options.preserve_newlines === undefined) ? true : options.preserve_newlines; opt.break_chained_methods = (options.break_chained_methods === undefined) ? false : options.break_chained_methods; opt.max_preserve_newlines = (options.max_preserve_newlines === undefined) ? 0 : parseInt(options.max_preserve_newlines, 10); opt.space_in_paren = (options.space_in_paren === undefined) ? false : options.space_in_paren; opt.space_in_empty_paren = (options.space_in_empty_paren === undefined) ? false : options.space_in_empty_paren; opt.jslint_happy = (options.jslint_happy === undefined) ? false : options.jslint_happy; opt.space_after_anon_function = (options.space_after_anon_function === undefined) ? false : options.space_after_anon_function; opt.keep_array_indentation = (options.keep_array_indentation === undefined) ? false : options.keep_array_indentation; opt.space_before_conditional = (options.space_before_conditional === undefined) ? true : options.space_before_conditional; opt.unescape_strings = (options.unescape_strings === undefined) ? false : options.unescape_strings; opt.wrap_line_length = (options.wrap_line_length === undefined) ? 0 : parseInt(options.wrap_line_length, 10); opt.e4x = (options.e4x === undefined) ? false : options.e4x; opt.end_with_newline = (options.end_with_newline === undefined) ? false : options.end_with_newline; opt.comma_first = (options.comma_first === undefined) ? false : options.comma_first; // For testing of beautify ignore:start directive opt.test_output_raw = (options.test_output_raw === undefined) ? false : options.test_output_raw; // force opt.space_after_anon_function to true if opt.jslint_happy if(opt.jslint_happy) { opt.space_after_anon_function = true; } if(options.indent_with_tabs){ opt.indent_char = '\t'; opt.indent_size = 1; } opt.eol = opt.eol.replace(/\\r/, '\r').replace(/\\n/, '\n') //---------------------------------- indent_string = ''; while (opt.indent_size > 0) { indent_string += opt.indent_char; opt.indent_size -= 1; } var preindent_index = 0; if(js_source_text && js_source_text.length) { while ( (js_source_text.charAt(preindent_index) === ' ' || js_source_text.charAt(preindent_index) === '\t')) { baseIndentString += js_source_text.charAt(preindent_index); preindent_index += 1; } js_source_text = js_source_text.substring(preindent_index); } last_type = 'TK_START_BLOCK'; // last token type last_last_text = ''; // pre-last token text output = new Output(indent_string, baseIndentString); // If testing the ignore directive, start with output disable set to true output.raw = opt.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. flag_store = []; set_mode(MODE.BlockStatement); this.beautify = function() { /*jshint onevar:true */ var local_token, sweet_code; Tokenizer = new tokenizer(js_source_text, opt, indent_string); tokens = Tokenizer.tokenize(); token_pos = 0; while (local_token = get_token()) { for(var i = 0; i < local_token.comments_before.length; i++) { // 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. handle_token(local_token.comments_before[i]); } handle_token(local_token); last_last_text = flags.last_text; last_type = local_token.type; flags.last_text = local_token.text; token_pos += 1; } sweet_code = output.get_code(); if (opt.end_with_newline) { sweet_code += '\n'; } if (opt.eol != '\n') { sweet_code = sweet_code.replace(/[\n]/g, opt.eol); } return sweet_code; }; function handle_token(local_token) { var newlines = local_token.newlines; var keep_whitespace = opt.keep_array_indentation && is_array(flags.mode); if (keep_whitespace) { for (i = 0; i < newlines; i += 1) { print_newline(i > 0); } } else { if (opt.max_preserve_newlines && newlines > opt.max_preserve_newlines) { newlines = opt.max_preserve_newlines; } if (opt.preserve_newlines) { if (local_token.newlines > 1) { print_newline(); for (var i = 1; i < newlines; i += 1) { print_newline(true); } } } } current_token = local_token; handlers[current_token.type](); } // we could use just string.split, but // IE doesn't like returning empty strings function split_newlines(s) { //return s.split(/\x0d\x0a|\x0a/); s = s.replace(/\x0d/g, ''); 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 allow_wrap_or_preserved_newline(force_linewrap) { force_linewrap = (force_linewrap === undefined) ? false : force_linewrap; // Never wrap the first token on a line if (output.just_added_newline()) { return } if ((opt.preserve_newlines && current_token.wanted_newline) || force_linewrap) { print_newline(false, true); } else if (opt.wrap_line_length) { var proposed_line_length = output.current_line.get_character_count() + current_token.text.length + (output.space_before_token ? 1 : 0); if (proposed_line_length >= opt.wrap_line_length) { print_newline(false, true); } } } function print_newline(force_newline, preserve_statement_flags) { if (!preserve_statement_flags) { if (flags.last_text !== ';' && flags.last_text !== ',' && flags.last_text !== '=' && last_type !== 'TK_OPERATOR') { while (flags.mode === MODE.Statement && !flags.if_block && !flags.do_block) { restore_mode(); } } } if (output.add_new_line(force_newline)) { flags.multiline_frame = true; } } function print_token_line_indentation() { if (output.just_added_newline()) { if (opt.keep_array_indentation && is_array(flags.mode) && current_token.wanted_newline) { output.current_line.push(current_token.whitespace_before); output.space_before_token = false; } else if (output.set_indent(flags.indentation_level)) { flags.line_indent_level = flags.indentation_level; } } } function print_token(printable_token) { if (output.raw) { output.add_raw_token(current_token) return; } if (opt.comma_first && last_type === 'TK_COMMA' && output.just_added_newline()) { if(output.previous_line.last() === ',') { output.previous_line.pop(); print_token_line_indentation(); output.add_token(','); output.space_before_token = true; } } printable_token = printable_token || current_token.text; print_token_line_indentation(); output.add_token(printable_token); } function indent() { flags.indentation_level += 1; } function deindent() { if (flags.indentation_level > 0 && ((!flags.parent) || flags.indentation_level > flags.parent.indentation_level)) flags.indentation_level -= 1; } function set_mode(mode) { if (flags) { flag_store.push(flags); previous_flags = flags; } else { previous_flags = create_flags(null, mode); } flags = create_flags(previous_flags, mode); } function is_array(mode) { return mode === MODE.ArrayLiteral; } function is_expression(mode) { return in_array(mode, [MODE.Expression, MODE.ForInitializer, MODE.Conditional]); } function restore_mode() { if (flag_store.length > 0) { previous_flags = flags; flags = flag_store.pop(); if (previous_flags.mode === MODE.Statement) { output.remove_redundant_indentation(previous_flags); } } } function start_of_object_property() { return flags.parent.mode === MODE.ObjectLiteral && flags.mode === MODE.Statement && ( (flags.last_text === ':' && flags.ternary_depth === 0) || (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['get', 'set']))); } function start_of_statement() { if ( (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['var', 'let', 'const']) && current_token.type === 'TK_WORD') || (last_type === 'TK_RESERVED' && flags.last_text === 'do') || (last_type === 'TK_RESERVED' && flags.last_text === 'return' && !current_token.wanted_newline) || (last_type === 'TK_RESERVED' && flags.last_text === 'else' && !(current_token.type === 'TK_RESERVED' && current_token.text === 'if')) || (last_type === 'TK_END_EXPR' && (previous_flags.mode === MODE.ForInitializer || previous_flags.mode === MODE.Conditional)) || (last_type === 'TK_WORD' && flags.mode === MODE.BlockStatement && !flags.in_case && !(current_token.text === '--' || current_token.text === '++') && last_last_text !== 'function' && current_token.type !== 'TK_WORD' && current_token.type !== 'TK_RESERVED') || (flags.mode === MODE.ObjectLiteral && ( (flags.last_text === ':' && flags.ternary_depth === 0) || (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['get', 'set'])))) ) { set_mode(MODE.Statement); indent(); if (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['var', 'let', 'const']) && current_token.type === 'TK_WORD') { flags.declaration_statement = 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 (!start_of_object_property()) { allow_wrap_or_preserved_newline( current_token.type === 'TK_RESERVED' && in_array(current_token.text, ['do', 'for', 'if', 'while'])); } return true; } return false; } function all_lines_start_with(lines, c) { for (var i = 0; i < lines.length; i++) { var line = trim(lines[i]); 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 is_special_word(word) { return in_array(word, ['case', 'return', 'do', 'if', 'throw', 'else']); } function get_token(offset) { var index = token_pos + (offset || 0); return (index < 0 || index >= tokens.length) ? null : tokens[index]; } function handle_start_expr() { if (start_of_statement()) { // The conditional starts the statement if appropriate. } var next_mode = MODE.Expression; if (current_token.text === '[') { if (last_type === 'TK_WORD' || flags.last_text === ')') { // this is array index specifier, break immediately // a[x], fn()[x] if (last_type === 'TK_RESERVED' && in_array(flags.last_text, Tokenizer.line_starters)) { output.space_before_token = true; } set_mode(next_mode); print_token(); indent(); if (opt.space_in_paren) { output.space_before_token = true; } return; } next_mode = MODE.ArrayLiteral; if (is_array(flags.mode)) { if (flags.last_text === '[' || (flags.last_text === ',' && (last_last_text === ']' || last_last_text === '}'))) { // ], [ goes to new line // }, [ goes to new line if (!opt.keep_array_indentation) { print_newline(); } } } } else { if (last_type === 'TK_RESERVED' && flags.last_text === 'for') { next_mode = MODE.ForInitializer; } else if (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['if', 'while'])) { next_mode = MODE.Conditional; } else { // next_mode = MODE.Expression; } } if (flags.last_text === ';' || last_type === 'TK_START_BLOCK') { print_newline(); } else if (last_type === 'TK_END_EXPR' || last_type === 'TK_START_EXPR' || last_type === 'TK_END_BLOCK' || flags.last_text === '.') { // TODO: Consider whether forcing this is required. Review failing tests when removed. allow_wrap_or_preserved_newline(current_token.wanted_newline); // do nothing on (( and )( and ][ and ]( and .( } else if (!(last_type === 'TK_RESERVED' && current_token.text === '(') && last_type !== 'TK_WORD' && last_type !== 'TK_OPERATOR') { output.space_before_token = true; } else if ((last_type === 'TK_RESERVED' && (flags.last_word === 'function' || flags.last_word === 'typeof')) || (flags.last_text === '*' && last_last_text === 'function')) { // function() vs function () if (opt.space_after_anon_function) { output.space_before_token = true; } } else if (last_type === 'TK_RESERVED' && (in_array(flags.last_text, Tokenizer.line_starters) || flags.last_text === 'catch')) { if (opt.space_before_conditional) { output.space_before_token = true; } } // Should be a space between await and an IIFE if(current_token.text === '(' && last_type === 'TK_RESERVED' && flags.last_word === 'await'){ output.space_before_token = true; } // Support of this kind of newline preservation. // a = (b && // (c || d)); if (current_token.text === '(') { if (last_type === 'TK_EQUALS' || last_type === 'TK_OPERATOR') { if (!start_of_object_property()) { allow_wrap_or_preserved_newline(); } } } set_mode(next_mode); print_token(); if (opt.space_in_paren) { output.space_before_token = true; } // In all cases, if we newline while inside an expression it should be indented. indent(); } function handle_end_expr() { // statements inside expressions are not valid syntax, but... // statements must all be closed when their container closes while (flags.mode === MODE.Statement) { restore_mode(); } if (flags.multiline_frame) { allow_wrap_or_preserved_newline(current_token.text === ']' && is_array(flags.mode) && !opt.keep_array_indentation); } if (opt.space_in_paren) { if (last_type === 'TK_START_EXPR' && ! opt.space_in_empty_paren) { // () [] no inner space in empty parens like these, ever, ref #320 output.trim(); output.space_before_token = false; } else { output.space_before_token = true; } } if (current_token.text === ']' && opt.keep_array_indentation) { print_token(); restore_mode(); } else { restore_mode(); print_token(); } output.remove_redundant_indentation(previous_flags); // do {} while () // no statement required after if (flags.do_while && previous_flags.mode === MODE.Conditional) { previous_flags.mode = MODE.Expression; flags.do_block = false; flags.do_while = false; } } function handle_start_block() { // Check if this is should be treated as a ObjectLiteral var next_token = get_token(1) var second_token = get_token(2) if (second_token && ( (second_token.text === ':' && in_array(next_token.type, ['TK_STRING', 'TK_WORD', 'TK_RESERVED'])) || (in_array(next_token.text, ['get', 'set']) && in_array(second_token.type, ['TK_WORD', 'TK_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(last_last_text, ['class','interface'])) { set_mode(MODE.ObjectLiteral); } else { set_mode(MODE.BlockStatement); } } else { set_mode(MODE.BlockStatement); } var empty_braces = !next_token.comments_before.length && next_token.text === '}'; var empty_anonymous_function = empty_braces && flags.last_word === 'function' && last_type === 'TK_END_EXPR'; if (opt.brace_style === "expand" || (opt.brace_style === "none" && current_token.wanted_newline)) { if (last_type !== 'TK_OPERATOR' && (empty_anonymous_function || last_type === 'TK_EQUALS' || (last_type === 'TK_RESERVED' && is_special_word(flags.last_text) && flags.last_text !== 'else'))) { output.space_before_token = true; } else { print_newline(false, true); } } else { // collapse if (last_type !== 'TK_OPERATOR' && last_type !== 'TK_START_EXPR') { if (last_type === 'TK_START_BLOCK') { print_newline(); } else { output.space_before_token = true; } } else { // if TK_OPERATOR or TK_START_EXPR if (is_array(previous_flags.mode) && flags.last_text === ',') { if (last_last_text === '}') { // }, { in array context output.space_before_token = true; } else { print_newline(); // [a, b, c, { } } } } print_token(); indent(); } function handle_end_block() { // statements must all be closed when their container closes while (flags.mode === MODE.Statement) { restore_mode(); } var empty_braces = last_type === 'TK_START_BLOCK'; if (opt.brace_style === "expand") { if (!empty_braces) { print_newline(); } } else { // skip {} if (!empty_braces) { if (is_array(flags.mode) && opt.keep_array_indentation) { // we REALLY need a newline here, but newliner would skip that opt.keep_array_indentation = false; print_newline(); opt.keep_array_indentation = true; } else { print_newline(); } } } restore_mode(); print_token(); } function handle_word() { if (current_token.type === 'TK_RESERVED' && flags.mode !== MODE.ObjectLiteral && in_array(current_token.text, ['set', 'get'])) { current_token.type = 'TK_WORD'; } if (current_token.type === 'TK_RESERVED' && flags.mode === MODE.ObjectLiteral) { var next_token = get_token(1); if (next_token.text == ':') { current_token.type = 'TK_WORD'; } } if (start_of_statement()) { // The conditional starts the statement if appropriate. } else if (current_token.wanted_newline && !is_expression(flags.mode) && (last_type !== 'TK_OPERATOR' || (flags.last_text === '--' || flags.last_text === '++')) && last_type !== 'TK_EQUALS' && (opt.preserve_newlines || !(last_type === 'TK_RESERVED' && in_array(flags.last_text, ['var', 'let', 'const', 'set', 'get'])))) { print_newline(); } if (flags.do_block && !flags.do_while) { if (current_token.type === 'TK_RESERVED' && current_token.text === 'while') { // do {} ## while () output.space_before_token = true; print_token(); output.space_before_token = true; flags.do_while = true; return; } else { // do {} should always have while as the next word. // if we don't see the expected while, recover print_newline(); 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 (flags.if_block) { if (!flags.else_block && (current_token.type === 'TK_RESERVED' && current_token.text === 'else')) { flags.else_block = true; } else { while (flags.mode === MODE.Statement) { restore_mode(); } flags.if_block = false; flags.else_block = false; } } if (current_token.type === 'TK_RESERVED' && (current_token.text === 'case' || (current_token.text === 'default' && flags.in_case_statement))) { print_newline(); if (flags.case_body || opt.jslint_happy) { // switch cases following one another deindent(); flags.case_body = false; } print_token(); flags.in_case = true; flags.in_case_statement = true; return; } if (current_token.type === 'TK_RESERVED' && current_token.text === 'function') { if (in_array(flags.last_text, ['}', ';']) || (output.just_added_newline() && ! in_array(flags.last_text, ['[', '{', ':', '=', ',']))) { // make sure there is a nice clean space of at least one blank line // before a new function definition if ( !output.just_added_blankline() && !current_token.comments_before.length) { print_newline(); print_newline(true); } } if (last_type === 'TK_RESERVED' || last_type === 'TK_WORD') { if (last_type === 'TK_RESERVED' && in_array(flags.last_text, ['get', 'set', 'new', 'return', 'export', 'async'])) { output.space_before_token = true; } else if (last_type === 'TK_RESERVED' && flags.last_text === 'default' && last_last_text === 'export') { output.space_before_token = true; } else { print_newline(); } } else if (last_type === 'TK_OPERATOR' || flags.last_text === '=') { // foo = function output.space_before_token = true; } else if (!flags.multiline_frame && (is_expression(flags.mode) || is_array(flags.mode))) { // (function } else { print_newline(); } } if (last_type === 'TK_COMMA' || last_type === 'TK_START_EXPR' || last_type === 'TK_EQUALS' || last_type === 'TK_OPERATOR') { if (!start_of_object_property()) { allow_wrap_or_preserved_newline(); } } if (current_token.type === 'TK_RESERVED' && in_array(current_token.text, ['function', 'get', 'set'])) { print_token(); flags.last_word = current_token.text; return; } prefix = 'NONE'; if (last_type === 'TK_END_BLOCK') { if (!(current_token.type === 'TK_RESERVED' && in_array(current_token.text, ['else', 'catch', 'finally']))) { prefix = 'NEWLINE'; } else { if (opt.brace_style === "expand" || opt.brace_style === "end-expand" || (opt.brace_style === "none" && current_token.wanted_newline)) { prefix = 'NEWLINE'; } else { prefix = 'SPACE'; output.space_before_token = true; } } } else if (last_type === 'TK_SEMICOLON' && flags.mode === MODE.BlockStatement) { // TODO: Should this be for STATEMENT as well? prefix = 'NEWLINE'; } else if (last_type === 'TK_SEMICOLON' && is_expression(flags.mode)) { prefix = 'SPACE'; } else if (last_type === 'TK_STRING') { prefix = 'NEWLINE'; } else if (last_type === 'TK_RESERVED' || last_type === 'TK_WORD' || (flags.last_text === '*' && last_last_text === 'function')) { prefix = 'SPACE'; } else if (last_type === 'TK_START_BLOCK') { prefix = 'NEWLINE'; } else if (last_type === 'TK_END_EXPR') { output.space_before_token = true; prefix = 'NEWLINE'; } if (current_token.type === 'TK_RESERVED' && in_array(current_token.text, Tokenizer.line_starters) && flags.last_text !== ')') { if (flags.last_text === 'else' || flags.last_text === 'export') { prefix = 'SPACE'; } else { prefix = 'NEWLINE'; } } if (current_token.type === 'TK_RESERVED' && in_array(current_token.text, ['else', 'catch', 'finally'])) { if (last_type !== 'TK_END_BLOCK' || opt.brace_style === "expand" || opt.brace_style === "end-expand" || (opt.brace_style === "none" && current_token.wanted_newline)) { print_newline(); } else { output.trim(true); var line = 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() !== '}') { print_newline(); } output.space_before_token = true; } } else if (prefix === 'NEWLINE') { if (last_type === 'TK_RESERVED' && is_special_word(flags.last_text)) { // no newline between 'return nnn' output.space_before_token = true; } else if (last_type !== 'TK_END_EXPR') { if ((last_type !== 'TK_START_EXPR' || !(current_token.type === 'TK_RESERVED' && in_array(current_token.text, ['var', 'let', 'const']))) && flags.last_text !== ':') { // no need to force newline on 'var': for (var x = 0...) if (current_token.type === 'TK_RESERVED' && current_token.text === 'if' && flags.last_text === 'else') { // no newline for } else if { output.space_before_token = true; } else { print_newline(); } } } else if (current_token.type === 'TK_RESERVED' && in_array(current_token.text, Tokenizer.line_starters) && flags.last_text !== ')') { print_newline(); } } else if (flags.multiline_frame && is_array(flags.mode) && flags.last_text === ',' && last_last_text === '}') { print_newline(); // }, in lists get a newline treatment } else if (prefix === 'SPACE') { output.space_before_token = true; } print_token(); flags.last_word = current_token.text; if (current_token.type === 'TK_RESERVED' && current_token.text === 'do') { flags.do_block = true; } if (current_token.type === 'TK_RESERVED' && current_token.text === 'if') { flags.if_block = true; } } function handle_semicolon() { if (start_of_statement()) { // The conditional starts the statement if appropriate. // Semicolon can be the start (and end) of a statement output.space_before_token = false; } while (flags.mode === MODE.Statement && !flags.if_block && !flags.do_block) { restore_mode(); } print_token(); } function handle_string() { if (start_of_statement()) { // The conditional starts the statement if appropriate. // One difference - strings want at least a space before output.space_before_token = true; } else if (last_type === 'TK_RESERVED' || last_type === 'TK_WORD') { output.space_before_token = true; } else if (last_type === 'TK_COMMA' || last_type === 'TK_START_EXPR' || last_type === 'TK_EQUALS' || last_type === 'TK_OPERATOR') { if (!start_of_object_property()) { allow_wrap_or_preserved_newline(); } } else { print_newline(); } print_token(); } function handle_equals() { if (start_of_statement()) { // The conditional starts the statement if appropriate. } if (flags.declaration_statement) { // just got an '=' in a var-line, different formatting/line-breaking, etc will now be done flags.declaration_assignment = true; } output.space_before_token = true; print_token(); output.space_before_token = true; } function handle_comma() { if (flags.declaration_statement) { if (is_expression(flags.parent.mode)) { // do not break on comma, for(var a = 1, b = 2) flags.declaration_assignment = false; } print_token(); if (flags.declaration_assignment) { flags.declaration_assignment = false; print_newline(false, true); } else { output.space_before_token = true; // 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 if (opt.comma_first) { allow_wrap_or_preserved_newline(); } } return; } print_token(); if (flags.mode === MODE.ObjectLiteral || (flags.mode === MODE.Statement && flags.parent.mode === MODE.ObjectLiteral)) { if (flags.mode === MODE.Statement) { restore_mode(); } print_newline(); } else { // EXPR or DO_BLOCK output.space_before_token = true; // 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 if (opt.comma_first) { allow_wrap_or_preserved_newline(); } } } function handle_operator() { if (start_of_statement()) { // The conditional starts the statement if appropriate. } if (last_type === 'TK_RESERVED' && is_special_word(flags.last_text)) { // "return" had a special handling in TK_WORD. Now we need to return the favor output.space_before_token = true; print_token(); return; } // hack for actionscript's import .*; if (current_token.text === '*' && last_type === 'TK_DOT') { print_token(); return; } if (current_token.text === ':' && flags.in_case) { flags.case_body = true; indent(); print_token(); print_newline(); flags.in_case = false; return; } if (current_token.text === '::') { // no spaces around exotic namespacing syntax operator print_token(); return; } // Allow line wrapping between operators if (last_type === 'TK_OPERATOR') { allow_wrap_or_preserved_newline(); } var space_before = true; var space_after = true; if (in_array(current_token.text, ['--', '++', '!', '~']) || (in_array(current_token.text, ['-', '+']) && (in_array(last_type, ['TK_START_BLOCK', 'TK_START_EXPR', 'TK_EQUALS', 'TK_OPERATOR']) || in_array(flags.last_text, Tokenizer.line_starters) || flags.last_text === ','))) { // unary operators (and binary +/- pretending to be unary) special cases 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.wanted_newline && (current_token.text === '--' || current_token.text === '++')) { print_newline(false, true); } if (flags.last_text === ';' && is_expression(flags.mode)) { // for (;; ++i) // ^^^ space_before = true; } if (last_type === 'TK_RESERVED') { space_before = true; } else if (last_type === 'TK_END_EXPR') { space_before = !(flags.last_text === ']' && (current_token.text === '--' || current_token.text === '++')); } else if (last_type === 'TK_OPERATOR') { // a++ + ++b; // a - -b space_before = in_array(current_token.text, ['--', '-', '++', '+']) && in_array(flags.last_text, ['--', '-', '++', '+']); // + and - are not unary when preceeded by -- or ++ operator // a-- + b // a * +b // a - -b if (in_array(current_token.text, ['+', '-']) && in_array(flags.last_text, ['--', '++'])) { space_after = true; } } if ((flags.mode === MODE.BlockStatement || flags.mode === MODE.Statement) && (flags.last_text === '{' || flags.last_text === ';')) { // { foo; --i } // foo(); --bar; print_newline(); } } else if (current_token.text === ':') { if (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 { flags.ternary_depth -= 1; } } else if (current_token.text === '?') { flags.ternary_depth += 1; } else if (current_token.text === '*' && last_type === 'TK_RESERVED' && flags.last_text === 'function') { space_before = false; space_after = false; } output.space_before_token = output.space_before_token || space_before; print_token(); output.space_before_token = space_after; } function handle_block_comment() { if (output.raw) { 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. if (!opt.test_output_raw) { output.raw = false; } } return; } if (current_token.directives) { print_newline(false, true); print_token(); if (current_token.directives['preserve'] === 'start') { output.raw = true; } print_newline(false, true); return; } // inline block if (!acorn.newline.test(current_token.text) && !current_token.wanted_newline) { output.space_before_token = true; print_token(); output.space_before_token = true; return; } var lines = split_newlines(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 print_newline(false, true); if (lines.length > 1) { if (all_lines_start_with(lines.slice(1), '*')) { javadoc = true; } else if (each_line_matches_indent(lines.slice(1), lastIndent)) { starless = true; } } // first line always indented print_token(lines[0]); for (j = 1; j < lines.length; j++) { print_newline(false, true); if (javadoc) { // javadoc: reformat and re-indent print_token(' ' + ltrim(lines[j])); } else if (starless && lines[j].length > lastIndentLength) { // starless: re-indent non-empty content, avoiding trim print_token(lines[j].substring(lastIndentLength)); } else { // normal comments output raw output.add_token(lines[j]); } } // for comments of more than one line, make sure there's a new line after print_newline(false, true); } function handle_comment() { if (current_token.wanted_newline) { print_newline(false, true); } else { output.trim(true); } output.space_before_token = true; print_token(); print_newline(false, true); } function handle_dot() { if (start_of_statement()) { // The conditional starts the statement if appropriate. } if (last_type === 'TK_RESERVED' && is_special_word(flags.last_text)) { output.space_before_token = true; } else { // allow preserved newlines before dots in general // force newlines on dots after close paren when break_chained - for bar().baz() allow_wrap_or_preserved_newline(flags.last_text === ')' && opt.break_chained_methods); } print_token(); } function handle_unknown() { print_token(); if (current_token.text[current_token.text.length - 1] === '\n') { print_newline(); } } function handle_eof() { // Unwind any open statements while (flags.mode === MODE.Statement) { restore_mode(); } } } function OutputLine(parent) { var _character_count = 0; // use indent_count as a marker for lines that have preserved indentation var _indent_count = -1; var _items = []; var _empty = true; this.set_indent = function(level) { _character_count = parent.baseIndentLength + level * parent.indent_length _indent_count = level; } this.get_character_count = function() { return _character_count; } this.is_empty = function() { return _empty; } this.last = function() { if (!this._empty) { return _items[_items.length - 1]; } else { return null; } } this.push = function(input) { _items.push(input); _character_count += input.length; _empty = false; } this.pop = function() { var item = null; if (!_empty) { item = _items.pop(); _character_count -= item.length; _empty = _items.length === 0; } return item; } this.remove_indent = function() { if (_indent_count > 0) { _indent_count -= 1; _character_count -= parent.indent_length } } this.trim = function() { while (this.last() === ' ') { var item = _items.pop(); _character_count -= 1; } _empty = _items.length === 0; } this.toString = function() { var result = ''; if (!this._empty) { if (_indent_count >= 0) { result = parent.indent_cache[_indent_count]; } result += _items.join('') } return result; } } function Output(indent_string, baseIndentString) { baseIndentString = baseIndentString || ''; this.indent_cache = [ baseIndentString ]; this.baseIndentLength = baseIndentString.length; this.indent_length = indent_string.length; this.raw = false; var lines =[]; this.baseIndentString = baseIndentString; this.indent_string = indent_string; this.previous_line = null; this.current_line = null; this.space_before_token = false; this.add_outputline = function() { this.previous_line = this.current_line; this.current_line = new OutputLine(this); lines.push(this.current_line); } // initialize this.add_outputline(); this.get_line_number = function() { return lines.length; } // Using object instead of string to allow for later expansion of info about each line this.add_new_line = function(force_newline) { if (this.get_line_number() === 1 && this.just_added_newline()) { return false; // no newline on start of file } if (force_newline || !this.just_added_newline()) { if (!this.raw) { this.add_outputline(); } return true; } return false; } this.get_code = function() { var sweet_code = lines.join('\n').replace(/[\r\n\t ]+$/, ''); return sweet_code; } this.set_indent = function(level) { // Never indent your first output indent at the start of the file if (lines.length > 1) { while(level >= this.indent_cache.length) { this.indent_cache.push(this.indent_cache[this.indent_cache.length - 1] + this.indent_string); } this.current_line.set_indent(level); return true; } this.current_line.set_indent(0); return false; } this.add_raw_token = function(token) { for (var x = 0; x < token.newlines; x++) { this.add_outputline(); } this.current_line.push(token.whitespace_before); this.current_line.push(token.text); this.space_before_token = false; } this.add_token = function(printable_token) { this.add_space_before_token(); this.current_line.push(printable_token); } this.add_space_before_token = function() { if (this.space_before_token && !this.just_added_newline()) { this.current_line.push(' '); } this.space_before_token = false; } this.remove_redundant_indentation = function (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 var index = frame.start_line_index; var line; var output_length = lines.length; while (index < output_length) { lines[index].remove_indent(); index++; } } this.trim = function(eat_newlines) { eat_newlines = (eat_newlines === undefined) ? false : eat_newlines; this.current_line.trim(indent_string, baseIndentString); while (eat_newlines && lines.length > 1 && this.current_line.is_empty()) { lines.pop(); this.current_line = lines[lines.length - 1] this.current_line.trim(); } this.previous_line = lines.length > 1 ? lines[lines.length - 2] : null; } this.just_added_newline = function() { return this.current_line.is_empty(); } this.just_added_blankline = function() { if (this.just_added_newline()) { if (lines.length === 1) { return true; // start of the file and newline = blank } var line = lines[lines.length - 2]; return line.is_empty(); } return false; } } var Token = function(type, text, newlines, whitespace_before, mode, parent) { this.type = type; this.text = text; this.comments_before = []; this.newlines = newlines || 0; this.wanted_newline = newlines > 0; this.whitespace_before = whitespace_before || ''; this.parent = null; this.directives = null; } function tokenizer(input, opts, indent_string) { var whitespace = "\n\r\t ".split(''); var digit = /[0-9]/; var digit_oct = /[01234567]/; var digit_hex = /[0123456789abcdefABCDEF]/; var punct = ('+ - * / % & ++ -- = += -= *= /= %= == === != !== > < >= <= >> << >>> >>>= >>= <<= && &= | || ! ~ , : ? ^ ^= |= :: =>').split(' '); // words which should always start on new line. this.line_starters = 'continue,try,throw,return,var,let,const,if,switch,case,default,for,while,break,function,import,export'.split(','); var reserved_words = this.line_starters.concat(['do', 'in', 'else', 'get', 'set', 'new', 'catch', 'finally', 'typeof', 'yield', 'async', 'await']); // /* ... */ comment ends with nearest */ or end of file var block_comment_pattern = /([\s\S]*?)((?:\*\/)|$)/g; // comment ends just before nearest linefeed or end of file var comment_pattern = /([^\n\r\u2028\u2029]*)/g; var directives_block_pattern = /\/\* beautify( \w+[:]\w+)+ \*\//g; var directive_pattern = / (\w+)[:](\w+)/g; var directives_end_ignore_pattern = /([\s\S]*?)((?:\/\*\sbeautify\signore:end\s\*\/)|$)/g; var template_pattern = /((<\?php|<\?=)[\s\S]*?\?>)|(<%[\s\S]*?%>)/g var n_newlines, whitespace_before_token, in_html_comment, tokens, parser_pos; var input_length; this.tokenize = function() { // cache the source's length. input_length = input.length parser_pos = 0; in_html_comment = false tokens = []; var next, last; var token_values; var open = null; var open_stack = []; var comments = []; while (!(last && last.type === 'TK_EOF')) { token_values = tokenize_next(); next = new Token(token_values[1], token_values[0], n_newlines, whitespace_before_token); while(next.type === 'TK_COMMENT' || next.type === 'TK_BLOCK_COMMENT' || next.type === 'TK_UNKNOWN') { if (next.type === 'TK_BLOCK_COMMENT') { next.directives = token_values[2]; } comments.push(next); token_values = tokenize_next(); next = new Token(token_values[1], token_values[0], n_newlines, whitespace_before_token); } if (comments.length) { next.comments_before = comments; comments = []; } if (next.type === 'TK_START_BLOCK' || next.type === 'TK_START_EXPR') { next.parent = last; open_stack.push(open); open = next; } else if ((next.type === 'TK_END_BLOCK' || next.type === 'TK_END_EXPR') && (open && ( (next.text === ']' && open.text === '[') || (next.text === ')' && open.text === '(') || (next.text === '}' && open.text === '{')))) { next.parent = open.parent; open = open_stack.pop(); } tokens.push(next); last = next; } return tokens; } function get_directives (text) { if (!text.match(directives_block_pattern)) { return null; } var directives = {}; directive_pattern.lastIndex = 0; var directive_match = directive_pattern.exec(text); while (directive_match) { directives[directive_match[1]] = directive_match[2]; directive_match = directive_pattern.exec(text); } return directives; } function tokenize_next() { var i, resulting_string; var whitespace_on_this_line = []; n_newlines = 0; whitespace_before_token = ''; if (parser_pos >= input_length) { return ['', 'TK_EOF']; } var last_token; if (tokens.length) { last_token = tokens[tokens.length-1]; } else { // For the sake of tokenizing we can pretend that there was on open brace to start last_token = new Token('TK_START_BLOCK', '{'); } var c = input.charAt(parser_pos); parser_pos += 1; while (in_array(c, whitespace)) { if (acorn.newline.test(c)) { if (!(c === '\n' && input.charAt(parser_pos-2) === '\r')) { n_newlines += 1; whitespace_on_this_line = []; } } else { whitespace_on_this_line.push(c); } if (parser_pos >= input_length) { return ['', 'TK_EOF']; } c = input.charAt(parser_pos); parser_pos += 1; } if(whitespace_on_this_line.length) { whitespace_before_token = whitespace_on_this_line.join(''); } if (digit.test(c)) { var allow_decimal = true; var allow_e = true; var local_digit = digit; if (c === '0' && parser_pos < input_length && /[Xxo]/.test(input.charAt(parser_pos))) { // switch to hex/oct number, no decimal or e, just hex/oct digits allow_decimal = false; allow_e = false; c += input.charAt(parser_pos); parser_pos += 1; local_digit = /[o]/.test(input.charAt(parser_pos)) ? digit_oct : digit_hex; } else { // we know this first loop will run. It keeps the logic simpler. c = ''; parser_pos -= 1; } // Add the digits while (parser_pos < input_length && local_digit.test(input.charAt(parser_pos))) { c += input.charAt(parser_pos); parser_pos += 1; if (allow_decimal && parser_pos < input_length && input.charAt(parser_pos) === '.') { c += input.charAt(parser_pos); parser_pos += 1; allow_decimal = false; } if (allow_e && parser_pos < input_length && /[Ee]/.test(input.charAt(parser_pos))) { c += input.charAt(parser_pos); parser_pos += 1; if (parser_pos < input_length && /[+-]/.test(input.charAt(parser_pos))) { c += input.charAt(parser_pos); parser_pos += 1; } allow_e = false; allow_decimal = false; } } return [c, 'TK_WORD']; } if (acorn.isIdentifierStart(input.charCodeAt(parser_pos-1))) { if (parser_pos < input_length) { while (acorn.isIdentifierChar(input.charCodeAt(parser_pos))) { c += input.charAt(parser_pos); parser_pos += 1; if (parser_pos === input_length) { break; } } } if (!(last_token.type === 'TK_DOT' || (last_token.type === 'TK_RESERVED' && in_array(last_token.text, ['set', 'get']))) && in_array(c, reserved_words)) { if (c === 'in') { // hack for 'in' operator return [c, 'TK_OPERATOR']; } return [c, 'TK_RESERVED']; } return [c, 'TK_WORD']; } if (c === '(' || c === '[') { return [c, 'TK_START_EXPR']; } if (c === ')' || c === ']') { return [c, 'TK_END_EXPR']; } if (c === '{') { return [c, 'TK_START_BLOCK']; } if (c === '}') { return [c, 'TK_END_BLOCK']; } if (c === ';') { return [c, 'TK_SEMICOLON']; } if (c === '/') { var comment = ''; // peek for comment /* ... */ if (input.charAt(parser_pos) === '*') { parser_pos += 1; block_comment_pattern.lastIndex = parser_pos; var comment_match = block_comment_pattern.exec(input); comment = '/*' + comment_match[0]; parser_pos += comment_match[0].length; var directives = get_directives(comment); if (directives && directives['ignore'] === 'start') { directives_end_ignore_pattern.lastIndex = parser_pos; comment_match = directives_end_ignore_pattern.exec(input) comment += comment_match[0]; parser_pos += comment_match[0].length; } comment = comment.replace(acorn.lineBreak, '\n'); return [comment, 'TK_BLOCK_COMMENT', directives]; } // peek for comment // ... if (input.charAt(parser_pos) === '/') { parser_pos += 1; comment_pattern.lastIndex = parser_pos; var comment_match = comment_pattern.exec(input); comment = '//' + comment_match[0]; parser_pos += comment_match[0].length; return [comment, 'TK_COMMENT']; } } if (c === '`' || c === "'" || c === '"' || // string ( (c === '/') || // regexp (opts.e4x && c === "<" && input.slice(parser_pos - 1).match(/^<([-a-zA-Z:0-9_.]+|{[^{}]*}|!\[CDATA\[[\s\S]*?\]\])(\s+[-a-zA-Z:0-9_.]+\s*=\s*('[^']*'|"[^"]*"|{.*?}))*\s*(\/?)\s*>/)) // xml ) && ( // regex and xml can only appear in specific locations during parsing (last_token.type === 'TK_RESERVED' && in_array(last_token.text , ['return', 'case', 'throw', 'else', 'do', 'typeof', 'yield'])) || (last_token.type === 'TK_END_EXPR' && last_token.text === ')' && last_token.parent && last_token.parent.type === 'TK_RESERVED' && in_array(last_token.parent.text, ['if', 'while', 'for'])) || (in_array(last_token.type, ['TK_COMMENT', 'TK_START_EXPR', 'TK_START_BLOCK', 'TK_END_BLOCK', 'TK_OPERATOR', 'TK_EQUALS', 'TK_EOF', 'TK_SEMICOLON', 'TK_COMMA' ])) )) { var sep = c, esc = false, has_char_escapes = false; resulting_string = c; if (sep === '/') { // // handle regexp // var in_char_class = false; while (parser_pos < input_length && ((esc || in_char_class || input.charAt(parser_pos) !== sep) && !acorn.newline.test(input.charAt(parser_pos)))) { resulting_string += input.charAt(parser_pos); if (!esc) { esc = input.charAt(parser_pos) === '\\'; if (input.charAt(parser_pos) === '[') { in_char_class = true; } else if (input.charAt(parser_pos) === ']') { in_char_class = false; } } else { esc = false; } parser_pos += 1; } } else if (opts.e4x && sep === '<') { // // handle e4x xml literals // var xmlRegExp = /<(\/?)([-a-zA-Z:0-9_.]+|{[^{}]*}|!\[CDATA\[[\s\S]*?\]\])(\s+[-a-zA-Z:0-9_.]+\s*=\s*('[^']*'|"[^"]*"|{.*?}))*\s*(\/?)\s*>/g; var xmlStr = input.slice(parser_pos - 1); var match = xmlRegExp.exec(xmlStr); if (match && match.index === 0) { var rootTag = match[2]; 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 (tagName === rootTag && !isSingletonTag) { if (isEndTag) { --depth; } else { ++depth; } } if (depth <= 0) { break; } match = xmlRegExp.exec(xmlStr); } var xmlLength = match ? match.index + match[0].length : xmlStr.length; xmlStr = xmlStr.slice(0, xmlLength); parser_pos += xmlLength - 1; xmlStr = xmlStr.replace(acorn.lineBreak, '\n'); return [xmlStr, "TK_STRING"]; } } else { // // handle string // // Template strings can travers lines without escape characters. // Other strings cannot while (parser_pos < input_length && (esc || (input.charAt(parser_pos) !== sep && (sep === '`' || !acorn.newline.test(input.charAt(parser_pos)))))) { // Handle \r\n linebreaks after escapes or in template strings if ((esc || sep === '`') && acorn.newline.test(input.charAt(parser_pos))) { if (input.charAt(parser_pos) === '\r' && input.charAt(parser_pos + 1) === '\n') { parser_pos += 1; } resulting_string += '\n'; } else { resulting_string += input.charAt(parser_pos); } if (esc) { if (input.charAt(parser_pos) === 'x' || input.charAt(parser_pos) === 'u') { has_char_escapes = true; } esc = false; } else { esc = input.charAt(parser_pos) === '\\'; } parser_pos += 1; } } if (has_char_escapes && opts.unescape_strings) { resulting_string = unescape_string(resulting_string); } if (parser_pos < input_length && input.charAt(parser_pos) === sep) { resulting_string += sep; parser_pos += 1; if (sep === '/') { // 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. while (parser_pos < input_length && acorn.isIdentifierStart(input.charCodeAt(parser_pos))) { resulting_string += input.charAt(parser_pos); parser_pos += 1; } } } return [resulting_string, 'TK_STRING']; } if (c === '#') { if (tokens.length === 0 && input.charAt(parser_pos) === '!') { // shebang resulting_string = c; while (parser_pos < input_length && c !== '\n') { c = input.charAt(parser_pos); resulting_string += c; parser_pos += 1; } return [trim(resulting_string) + '\n', 'TK_UNKNOWN']; } // Spidermonkey-specific sharp variables for circular references // https://developer.mozilla.org/En/Sharp_variables_in_JavaScript // http://mxr.mozilla.org/mozilla-central/source/js/src/jsscan.cpp around line 1935 var sharp = '#'; if (parser_pos < input_length && digit.test(input.charAt(parser_pos))) { do { c = input.charAt(parser_pos); sharp += c; parser_pos += 1; } while (parser_pos < input_length && c !== '#' && c !== '='); if (c === '#') { // } else if (input.charAt(parser_pos) === '[' && input.charAt(parser_pos + 1) === ']') { sharp += '[]'; parser_pos += 2; } else if (input.charAt(parser_pos) === '{' && input.charAt(parser_pos + 1) === '}') { sharp += '{}'; parser_pos += 2; } return [sharp, 'TK_WORD']; } } if (c === '<' && (input.charAt(parser_pos) === '?' || input.charAt(parser_pos) === '%')) { template_pattern.lastIndex = parser_pos - 1; var template_match = template_pattern.exec(input); if(template_match) { c = template_match[0]; parser_pos += c.length - 1; c = c.replace(acorn.lineBreak, '\n'); return [c, 'TK_STRING']; } } if (c === '<' && input.substring(parser_pos - 1, parser_pos + 3) === '<!--') { parser_pos += 3; c = '<!--'; while (!acorn.newline.test(input.charAt(parser_pos)) && parser_pos < input_length) { c += input.charAt(parser_pos); parser_pos++; } in_html_comment = true; return [c, 'TK_COMMENT']; } if (c === '-' && in_html_comment && input.substring(parser_pos - 1, parser_pos + 2) === '-->') { in_html_comment = false; parser_pos += 2; return ['-->', 'TK_COMMENT']; } if (c === '.') { return [c, 'TK_DOT']; } if (in_array(c, punct)) { while (parser_pos < input_length && in_array(c + input.charAt(parser_pos), punct)) { c += input.charAt(parser_pos); parser_pos += 1; if (parser_pos >= input_length) { break; } } if (c === ',') { return [c, 'TK_COMMA']; } else if (c === '=') { return [c, 'TK_EQUALS']; } else { return [c, 'TK_OPERATOR']; } } return [c, 'TK_UNKNOWN']; } function unescape_string(s) { var esc = false, out = '', pos = 0, s_hex = '', escaped = 0, c; while (esc || pos < s.length) { c = s.charAt(pos); pos++; if (esc) { esc = false; if (c === 'x') { // simple hex-escape \x24 s_hex = s.substr(pos, 2); pos += 2; } else if (c === 'u') { // unicode-escape, \u2134 s_hex = s.substr(pos, 4); pos += 4; } else { // some common escape, e.g \n out += '\\' + c; continue; } if (!s_hex.match(/^[0123456789abcdefABCDEF]+$/)) { // some weird escaping, bail out, // leaving whole string intact return s; } escaped = parseInt(s_hex, 16); if (escaped >= 0x00 && escaped < 0x20) { // leave 0x00...0x1f escaped if (c === 'x') { out += '\\x' + s_hex; } else { out += '\\u' + s_hex; } continue; } else if (escaped === 0x22 || escaped === 0x27 || escaped === 0x5c) { // single-quote, apostrophe, backslash - escape these out += '\\' + String.fromCharCode(escaped); } else if (c === 'x' && escaped > 0x7e && escaped <= 0xff) { // we bail out on \x7f..\xff, // leaving whole string escaped, // as it's probably completely binary return s; } else { out += String.fromCharCode(escaped); } } else if (c === '\\') { esc = true; } else { out += c; } } return out; } } /* jshint ignore:end */ /* jscs:enable */ return { run: run } };
}));