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How to use setAstral method in redwood

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xregexp.js

Source:xregexp.js

...415 *416 * @private417 * @param {Boolean} on `true` to enable; `false` to disable.418 */419function setAstral(on) {420    features.astral = on;421}422/**423 * Returns the object, or throws an error if it is `null` or `undefined`. This is used to follow424 * the ES5 abstract operation `ToObject`.425 *426 * @private427 * @param {*} value Object to check and return.428 * @returns {*} The provided object.429 */430function toObject(value) {431    // null or undefined432    if (value == null) {433        throw new TypeError('Cannot convert null or undefined to object');434    }435    return value;436}437// ==--------------------------==438// Constructor439// ==--------------------------==440/**441 * Creates an extended regular expression object for matching text with a pattern. Differs from a442 * native regular expression in that additional syntax and flags are supported. The returned object443 * is in fact a native `RegExp` and works with all native methods.444 *445 * @class XRegExp446 * @constructor447 * @param {String|RegExp} pattern Regex pattern string, or an existing regex object to copy.448 * @param {String} [flags] Any combination of flags.449 *   Native flags:450 *     - `g` - global451 *     - `i` - ignore case452 *     - `m` - multiline anchors453 *     - `u` - unicode (ES6)454 *     - `y` - sticky (Firefox 3+, ES6)455 *   Additional XRegExp flags:456 *     - `n` - explicit capture457 *     - `s` - dot matches all (aka singleline)458 *     - `x` - free-spacing and line comments (aka extended)459 *     - `A` - astral (requires the Unicode Base addon)460 *   Flags cannot be provided when constructing one `RegExp` from another.461 * @returns {RegExp} Extended regular expression object.462 * @example463 *464 * // With named capture and flag x465 * XRegExp(`(?<year>  [0-9]{4} ) -?  # year466 *          (?<month> [0-9]{2} ) -?  # month467 *          (?<day>   [0-9]{2} )     # day`, 'x');468 *469 * // Providing a regex object copies it. Native regexes are recompiled using native (not XRegExp)470 * // syntax. Copies maintain extended data, are augmented with `XRegExp.prototype` properties, and471 * // have fresh `lastIndex` properties (set to zero).472 * XRegExp(/regex/);473 */474function XRegExp(pattern, flags) {475    if (XRegExp.isRegExp(pattern)) {476        if (flags !== undefined) {477            throw new TypeError('Cannot supply flags when copying a RegExp');478        }479        return copyRegex(pattern);480    }481    // Copy the argument behavior of `RegExp`482    pattern = pattern === undefined ? '' : String(pattern);483    flags = flags === undefined ? '' : String(flags);484    if (XRegExp.isInstalled('astral') && !(flags.indexOf('A') !== -1)) {485        // This causes an error to be thrown if the Unicode Base addon is not available486        flags += 'A';487    }488    if (!patternCache[pattern]) {489        patternCache[pattern] = {};490    }491    if (!patternCache[pattern][flags]) {492        var context = {493            hasNamedCapture: false,494            captureNames: []495        };496        var scope = defaultScope;497        var output = '';498        var pos = 0;499        var result = void 0;500        // Check for flag-related errors, and strip/apply flags in a leading mode modifier501        var applied = prepareFlags(pattern, flags);502        var appliedPattern = applied.pattern;503        var appliedFlags = applied.flags;504        // Use XRegExp's tokens to translate the pattern to a native regex pattern.505        // `appliedPattern.length` may change on each iteration if tokens use `reparse`506        while (pos < appliedPattern.length) {507            do {508                // Check for custom tokens at the current position509                result = runTokens(appliedPattern, appliedFlags, pos, scope, context);510                // If the matched token used the `reparse` option, splice its output into the511                // pattern before running tokens again at the same position512                if (result && result.reparse) {513                    appliedPattern = appliedPattern.slice(0, pos) + result.output + appliedPattern.slice(pos + result.matchLength);514                }515            } while (result && result.reparse);516            if (result) {517                output += result.output;518                pos += result.matchLength || 1;519            } else {520                // Get the native token at the current position521                var token = XRegExp.exec(appliedPattern, nativeTokens[scope], pos, 'sticky')[0];522                output += token;523                pos += token.length;524                if (token === '[' && scope === defaultScope) {525                    scope = classScope;526                } else if (token === ']' && scope === classScope) {527                    scope = defaultScope;528                }529            }530        }531        patternCache[pattern][flags] = {532            // Use basic cleanup to collapse repeated empty groups like `(?:)(?:)` to `(?:)`. Empty533            // groups are sometimes inserted during regex transpilation in order to keep tokens534            // separated. However, more than one empty group in a row is never needed.535            pattern: nativ.replace.call(output, /(?:\(\?:\))+/g, '(?:)'),536            // Strip all but native flags537            flags: nativ.replace.call(appliedFlags, /[^gimuy]+/g, ''),538            // `context.captureNames` has an item for each capturing group, even if unnamed539            captures: context.hasNamedCapture ? context.captureNames : null540        };541    }542    var generated = patternCache[pattern][flags];543    return augment(new RegExp(generated.pattern, generated.flags), generated.captures, pattern, flags);544}545// Add `RegExp.prototype` to the prototype chain546XRegExp.prototype = /(?:)/;547// ==--------------------------==548// Public properties549// ==--------------------------==550/**551 * The XRegExp version number as a string containing three dot-separated parts. For example,552 * '2.0.0-beta-3'.553 *554 * @static555 * @memberOf XRegExp556 * @type String557 */558XRegExp.version = '4.0.0';559// ==--------------------------==560// Public methods561// ==--------------------------==562// Intentionally undocumented; used in tests and addons563XRegExp._clipDuplicates = clipDuplicates;564XRegExp._hasNativeFlag = hasNativeFlag;565XRegExp._dec = dec;566XRegExp._hex = hex;567XRegExp._pad4 = pad4;568/**569 * Extends XRegExp syntax and allows custom flags. This is used internally and can be used to570 * create XRegExp addons. If more than one token can match the same string, the last added wins.571 *572 * @memberOf XRegExp573 * @param {RegExp} regex Regex object that matches the new token.574 * @param {Function} handler Function that returns a new pattern string (using native regex syntax)575 *   to replace the matched token within all future XRegExp regexes. Has access to persistent576 *   properties of the regex being built, through `this`. Invoked with three arguments:577 *   - The match array, with named backreference properties.578 *   - The regex scope where the match was found: 'default' or 'class'.579 *   - The flags used by the regex, including any flags in a leading mode modifier.580 *   The handler function becomes part of the XRegExp construction process, so be careful not to581 *   construct XRegExps within the function or you will trigger infinite recursion.582 * @param {Object} [options] Options object with optional properties:583 *   - `scope` {String} Scope where the token applies: 'default', 'class', or 'all'.584 *   - `flag` {String} Single-character flag that triggers the token. This also registers the585 *     flag, which prevents XRegExp from throwing an 'unknown flag' error when the flag is used.586 *   - `optionalFlags` {String} Any custom flags checked for within the token `handler` that are587 *     not required to trigger the token. This registers the flags, to prevent XRegExp from588 *     throwing an 'unknown flag' error when any of the flags are used.589 *   - `reparse` {Boolean} Whether the `handler` function's output should not be treated as590 *     final, and instead be reparseable by other tokens (including the current token). Allows591 *     token chaining or deferring.592 *   - `leadChar` {String} Single character that occurs at the beginning of any successful match593 *     of the token (not always applicable). This doesn't change the behavior of the token unless594 *     you provide an erroneous value. However, providing it can increase the token's performance595 *     since the token can be skipped at any positions where this character doesn't appear.596 * @example597 *598 * // Basic usage: Add \a for the ALERT control code599 * XRegExp.addToken(600 *   /\\a/,601 *   () => '\\x07',602 *   {scope: 'all'}603 * );604 * XRegExp('\\a[\\a-\\n]+').test('\x07\n\x07'); // -> true605 *606 * // Add the U (ungreedy) flag from PCRE and RE2, which reverses greedy and lazy quantifiers.607 * // Since `scope` is not specified, it uses 'default' (i.e., transformations apply outside of608 * // character classes only)609 * XRegExp.addToken(610 *   /([?*+]|{\d+(?:,\d*)?})(\??)/,611 *   (match) => `${match[1]}${match[2] ? '' : '?'}`,612 *   {flag: 'U'}613 * );614 * XRegExp('a+', 'U').exec('aaa')[0]; // -> 'a'615 * XRegExp('a+?', 'U').exec('aaa')[0]; // -> 'aaa'616 */617XRegExp.addToken = function (regex, handler, options) {618    options = options || {};619    var optionalFlags = options.optionalFlags;620    var i = void 0;621    if (options.flag) {622        registerFlag(options.flag);623    }624    if (optionalFlags) {625        optionalFlags = nativ.split.call(optionalFlags, '');626        for (i = 0; i < optionalFlags.length; ++i) {627            registerFlag(optionalFlags[i]);628        }629    }630    // Add to the private list of syntax tokens631    tokens.push({632        regex: copyRegex(regex, {633            addG: true,634            addY: hasNativeY,635            isInternalOnly: true636        }),637        handler: handler,638        scope: options.scope || defaultScope,639        flag: options.flag,640        reparse: options.reparse,641        leadChar: options.leadChar642    });643    // Reset the pattern cache used by the `XRegExp` constructor, since the same pattern and flags644    // might now produce different results645    XRegExp.cache.flush('patterns');646};647/**648 * Caches and returns the result of calling `XRegExp(pattern, flags)`. On any subsequent call with649 * the same pattern and flag combination, the cached copy of the regex is returned.650 *651 * @memberOf XRegExp652 * @param {String} pattern Regex pattern string.653 * @param {String} [flags] Any combination of XRegExp flags.654 * @returns {RegExp} Cached XRegExp object.655 * @example656 *657 * while (match = XRegExp.cache('.', 'gs').exec(str)) {658 *   // The regex is compiled once only659 * }660 */661XRegExp.cache = function (pattern, flags) {662    if (!regexCache[pattern]) {663        regexCache[pattern] = {};664    }665    return regexCache[pattern][flags] || (regexCache[pattern][flags] = XRegExp(pattern, flags));666};667// Intentionally undocumented; used in tests668XRegExp.cache.flush = function (cacheName) {669    if (cacheName === 'patterns') {670        // Flush the pattern cache used by the `XRegExp` constructor671        patternCache = {};672    } else {673        // Flush the regex cache populated by `XRegExp.cache`674        regexCache = {};675    }676};677/**678 * Escapes any regular expression metacharacters, for use when matching literal strings. The result679 * can safely be used at any point within a regex that uses any flags.680 *681 * @memberOf XRegExp682 * @param {String} str String to escape.683 * @returns {String} String with regex metacharacters escaped.684 * @example685 *686 * XRegExp.escape('Escaped? <.>');687 * // -> 'Escaped\?\ <\.>'688 */689XRegExp.escape = function (str) {690    return nativ.replace.call(toObject(str), /[-\[\]{}()*+?.,\\^$|#\s]/g, '\\$&');691};692/**693 * Executes a regex search in a specified string. Returns a match array or `null`. If the provided694 * regex uses named capture, named backreference properties are included on the match array.695 * Optional `pos` and `sticky` arguments specify the search start position, and whether the match696 * must start at the specified position only. The `lastIndex` property of the provided regex is not697 * used, but is updated for compatibility. Also fixes browser bugs compared to the native698 * `RegExp.prototype.exec` and can be used reliably cross-browser.699 *700 * @memberOf XRegExp701 * @param {String} str String to search.702 * @param {RegExp} regex Regex to search with.703 * @param {Number} [pos=0] Zero-based index at which to start the search.704 * @param {Boolean|String} [sticky=false] Whether the match must start at the specified position705 *   only. The string `'sticky'` is accepted as an alternative to `true`.706 * @returns {Array} Match array with named backreference properties, or `null`.707 * @example708 *709 * // Basic use, with named backreference710 * let match = XRegExp.exec('U+2620', XRegExp('U\\+(?<hex>[0-9A-F]{4})'));711 * match.hex; // -> '2620'712 *713 * // With pos and sticky, in a loop714 * let pos = 2, result = [], match;715 * while (match = XRegExp.exec('<1><2><3><4>5<6>', /<(\d)>/, pos, 'sticky')) {716 *   result.push(match[1]);717 *   pos = match.index + match[0].length;718 * }719 * // result -> ['2', '3', '4']720 */721XRegExp.exec = function (str, regex, pos, sticky) {722    var cacheKey = 'g';723    var addY = false;724    var fakeY = false;725    var match = void 0;726    addY = hasNativeY && !!(sticky || regex.sticky && sticky !== false);727    if (addY) {728        cacheKey += 'y';729    } else if (sticky) {730        // Simulate sticky matching by appending an empty capture to the original regex. The731        // resulting regex will succeed no matter what at the current index (set with `lastIndex`),732        // and will not search the rest of the subject string. We'll know that the original regex733        // has failed if that last capture is `''` rather than `undefined` (i.e., if that last734        // capture participated in the match).735        fakeY = true;736        cacheKey += 'FakeY';737    }738    regex[REGEX_DATA] = regex[REGEX_DATA] || {};739    // Shares cached copies with `XRegExp.match`/`replace`740    var r2 = regex[REGEX_DATA][cacheKey] || (regex[REGEX_DATA][cacheKey] = copyRegex(regex, {741        addG: true,742        addY: addY,743        source: fakeY ? regex.source + '|()' : undefined,744        removeY: sticky === false,745        isInternalOnly: true746    }));747    pos = pos || 0;748    r2.lastIndex = pos;749    // Fixed `exec` required for `lastIndex` fix, named backreferences, etc.750    match = fixed.exec.call(r2, str);751    // Get rid of the capture added by the pseudo-sticky matcher if needed. An empty string means752    // the original regexp failed (see above).753    if (fakeY && match && match.pop() === '') {754        match = null;755    }756    if (regex.global) {757        regex.lastIndex = match ? r2.lastIndex : 0;758    }759    return match;760};761/**762 * Executes a provided function once per regex match. Searches always start at the beginning of the763 * string and continue until the end, regardless of the state of the regex's `global` property and764 * initial `lastIndex`.765 *766 * @memberOf XRegExp767 * @param {String} str String to search.768 * @param {RegExp} regex Regex to search with.769 * @param {Function} callback Function to execute for each match. Invoked with four arguments:770 *   - The match array, with named backreference properties.771 *   - The zero-based match index.772 *   - The string being traversed.773 *   - The regex object being used to traverse the string.774 * @example775 *776 * // Extracts every other digit from a string777 * const evens = [];778 * XRegExp.forEach('1a2345', /\d/, (match, i) => {779 *   if (i % 2) evens.push(+match[0]);780 * });781 * // evens -> [2, 4]782 */783XRegExp.forEach = function (str, regex, callback) {784    var pos = 0;785    var i = -1;786    var match = void 0;787    while (match = XRegExp.exec(str, regex, pos)) {788        // Because `regex` is provided to `callback`, the function could use the deprecated/789        // nonstandard `RegExp.prototype.compile` to mutate the regex. However, since `XRegExp.exec`790        // doesn't use `lastIndex` to set the search position, this can't lead to an infinite loop,791        // at least. Actually, because of the way `XRegExp.exec` caches globalized versions of792        // regexes, mutating the regex will not have any effect on the iteration or matched strings,793        // which is a nice side effect that brings extra safety.794        callback(match, ++i, str, regex);795        pos = match.index + (match[0].length || 1);796    }797};798/**799 * Copies a regex object and adds flag `g`. The copy maintains extended data, is augmented with800 * `XRegExp.prototype` properties, and has a fresh `lastIndex` property (set to zero). Native801 * regexes are not recompiled using XRegExp syntax.802 *803 * @memberOf XRegExp804 * @param {RegExp} regex Regex to globalize.805 * @returns {RegExp} Copy of the provided regex with flag `g` added.806 * @example807 *808 * const globalCopy = XRegExp.globalize(/regex/);809 * globalCopy.global; // -> true810 */811XRegExp.globalize = function (regex) {812    return copyRegex(regex, { addG: true });813};814/**815 * Installs optional features according to the specified options. Can be undone using816 * `XRegExp.uninstall`.817 *818 * @memberOf XRegExp819 * @param {Object|String} options Options object or string.820 * @example821 *822 * // With an options object823 * XRegExp.install({824 *   // Enables support for astral code points in Unicode addons (implicitly sets flag A)825 *   astral: true826 * });827 *828 * // With an options string829 * XRegExp.install('astral');830 */831XRegExp.install = function (options) {832    options = prepareOptions(options);833    if (!features.astral && options.astral) {834        setAstral(true);835    }836};837/**838 * Checks whether an individual optional feature is installed.839 *840 * @memberOf XRegExp841 * @param {String} feature Name of the feature to check. One of:842 *   - `astral`843 * @returns {Boolean} Whether the feature is installed.844 * @example845 *846 * XRegExp.isInstalled('astral');847 */848XRegExp.isInstalled = function (feature) {849    return !!features[feature];850};851/**852 * Returns `true` if an object is a regex; `false` if it isn't. This works correctly for regexes853 * created in another frame, when `instanceof` and `constructor` checks would fail.854 *855 * @memberOf XRegExp856 * @param {*} value Object to check.857 * @returns {Boolean} Whether the object is a `RegExp` object.858 * @example859 *860 * XRegExp.isRegExp('string'); // -> false861 * XRegExp.isRegExp(/regex/i); // -> true862 * XRegExp.isRegExp(RegExp('^', 'm')); // -> true863 * XRegExp.isRegExp(XRegExp('(?s).')); // -> true864 */865XRegExp.isRegExp = function (value) {866    return toString.call(value) === '[object RegExp]';867}; // isType(value, 'RegExp');868/**869 * Returns the first matched string, or in global mode, an array containing all matched strings.870 * This is essentially a more convenient re-implementation of `String.prototype.match` that gives871 * the result types you actually want (string instead of `exec`-style array in match-first mode,872 * and an empty array instead of `null` when no matches are found in match-all mode). It also lets873 * you override flag g and ignore `lastIndex`, and fixes browser bugs.874 *875 * @memberOf XRegExp876 * @param {String} str String to search.877 * @param {RegExp} regex Regex to search with.878 * @param {String} [scope='one'] Use 'one' to return the first match as a string. Use 'all' to879 *   return an array of all matched strings. If not explicitly specified and `regex` uses flag g,880 *   `scope` is 'all'.881 * @returns {String|Array} In match-first mode: First match as a string, or `null`. In match-all882 *   mode: Array of all matched strings, or an empty array.883 * @example884 *885 * // Match first886 * XRegExp.match('abc', /\w/); // -> 'a'887 * XRegExp.match('abc', /\w/g, 'one'); // -> 'a'888 * XRegExp.match('abc', /x/g, 'one'); // -> null889 *890 * // Match all891 * XRegExp.match('abc', /\w/g); // -> ['a', 'b', 'c']892 * XRegExp.match('abc', /\w/, 'all'); // -> ['a', 'b', 'c']893 * XRegExp.match('abc', /x/, 'all'); // -> []894 */895XRegExp.match = function (str, regex, scope) {896    var global = regex.global && scope !== 'one' || scope === 'all';897    var cacheKey = (global ? 'g' : '') + (regex.sticky ? 'y' : '') || 'noGY';898    regex[REGEX_DATA] = regex[REGEX_DATA] || {};899    // Shares cached copies with `XRegExp.exec`/`replace`900    var r2 = regex[REGEX_DATA][cacheKey] || (regex[REGEX_DATA][cacheKey] = copyRegex(regex, {901        addG: !!global,902        removeG: scope === 'one',903        isInternalOnly: true904    }));905    var result = nativ.match.call(toObject(str), r2);906    if (regex.global) {907        regex.lastIndex = scope === 'one' && result ?908        // Can't use `r2.lastIndex` since `r2` is nonglobal in this case909        result.index + result[0].length : 0;910    }911    return global ? result || [] : result && result[0];912};913/**914 * Retrieves the matches from searching a string using a chain of regexes that successively search915 * within previous matches. The provided `chain` array can contain regexes and or objects with916 * `regex` and `backref` properties. When a backreference is specified, the named or numbered917 * backreference is passed forward to the next regex or returned.918 *919 * @memberOf XRegExp920 * @param {String} str String to search.921 * @param {Array} chain Regexes that each search for matches within preceding results.922 * @returns {Array} Matches by the last regex in the chain, or an empty array.923 * @example924 *925 * // Basic usage; matches numbers within <b> tags926 * XRegExp.matchChain('1 <b>2</b> 3 <b>4 a 56</b>', [927 *   XRegExp('(?is)<b>.*?</b>'),928 *   /\d+/929 * ]);930 * // -> ['2', '4', '56']931 *932 * // Passing forward and returning specific backreferences933 * html = '<a href="http://xregexp.com/api/">XRegExp</a>\934 *         <a href="http://www.google.com/">Google</a>';935 * XRegExp.matchChain(html, [936 *   {regex: /<a href="([^"]+)">/i, backref: 1},937 *   {regex: XRegExp('(?i)^https?://(?<domain>[^/?#]+)'), backref: 'domain'}938 * ]);939 * // -> ['xregexp.com', 'www.google.com']940 */941XRegExp.matchChain = function (str, chain) {942    return function recurseChain(values, level) {943        var item = chain[level].regex ? chain[level] : { regex: chain[level] };944        var matches = [];945        function addMatch(match) {946            if (item.backref) {947                // Safari 4.0.5 (but not 5.0.5+) inappropriately uses sparse arrays to hold the948                // `undefined`s for backreferences to nonparticipating capturing groups. In such949                // cases, a `hasOwnProperty` or `in` check on its own would inappropriately throw950                // the exception, so also check if the backreference is a number that is within the951                // bounds of the array.952                if (!(match.hasOwnProperty(item.backref) || +item.backref < match.length)) {953                    throw new ReferenceError('Backreference to undefined group: ' + item.backref);954                }955                matches.push(match[item.backref] || '');956            } else {957                matches.push(match[0]);958            }959        }960        for (var i = 0; i < values.length; ++i) {961            XRegExp.forEach(values[i], item.regex, addMatch);962        }963        return level === chain.length - 1 || !matches.length ? matches : recurseChain(matches, level + 1);964    }([str], 0);965};966/**967 * Returns a new string with one or all matches of a pattern replaced. The pattern can be a string968 * or regex, and the replacement can be a string or a function to be called for each match. To969 * perform a global search and replace, use the optional `scope` argument or include flag g if using970 * a regex. Replacement strings can use `${n}` or `$<n>` for named and numbered backreferences.971 * Replacement functions can use named backreferences via `arguments[0].name`. Also fixes browser972 * bugs compared to the native `String.prototype.replace` and can be used reliably cross-browser.973 *974 * @memberOf XRegExp975 * @param {String} str String to search.976 * @param {RegExp|String} search Search pattern to be replaced.977 * @param {String|Function} replacement Replacement string or a function invoked to create it.978 *   Replacement strings can include special replacement syntax:979 *     - $$ - Inserts a literal $ character.980 *     - $&, $0 - Inserts the matched substring.981 *     - $` - Inserts the string that precedes the matched substring (left context).982 *     - $' - Inserts the string that follows the matched substring (right context).983 *     - $n, $nn - Where n/nn are digits referencing an existent capturing group, inserts984 *       backreference n/nn.985 *     - ${n}, $<n> - Where n is a name or any number of digits that reference an existent capturing986 *       group, inserts backreference n.987 *   Replacement functions are invoked with three or more arguments:988 *     - The matched substring (corresponds to $& above). Named backreferences are accessible as989 *       properties of this first argument.990 *     - 0..n arguments, one for each backreference (corresponding to $1, $2, etc. above).991 *     - The zero-based index of the match within the total search string.992 *     - The total string being searched.993 * @param {String} [scope='one'] Use 'one' to replace the first match only, or 'all'. If not994 *   explicitly specified and using a regex with flag g, `scope` is 'all'.995 * @returns {String} New string with one or all matches replaced.996 * @example997 *998 * // Regex search, using named backreferences in replacement string999 * const name = XRegExp('(?<first>\\w+) (?<last>\\w+)');1000 * XRegExp.replace('John Smith', name, '$<last>, $<first>');1001 * // -> 'Smith, John'1002 *1003 * // Regex search, using named backreferences in replacement function1004 * XRegExp.replace('John Smith', name, (match) => `${match.last}, ${match.first}`);1005 * // -> 'Smith, John'1006 *1007 * // String search, with replace-all1008 * XRegExp.replace('RegExp builds RegExps', 'RegExp', 'XRegExp', 'all');1009 * // -> 'XRegExp builds XRegExps'1010 */1011XRegExp.replace = function (str, search, replacement, scope) {1012    var isRegex = XRegExp.isRegExp(search);1013    var global = search.global && scope !== 'one' || scope === 'all';1014    var cacheKey = (global ? 'g' : '') + (search.sticky ? 'y' : '') || 'noGY';1015    var s2 = search;1016    if (isRegex) {1017        search[REGEX_DATA] = search[REGEX_DATA] || {};1018        // Shares cached copies with `XRegExp.exec`/`match`. Since a copy is used, `search`'s1019        // `lastIndex` isn't updated *during* replacement iterations1020        s2 = search[REGEX_DATA][cacheKey] || (search[REGEX_DATA][cacheKey] = copyRegex(search, {1021            addG: !!global,1022            removeG: scope === 'one',1023            isInternalOnly: true1024        }));1025    } else if (global) {1026        s2 = new RegExp(XRegExp.escape(String(search)), 'g');1027    }1028    // Fixed `replace` required for named backreferences, etc.1029    var result = fixed.replace.call(toObject(str), s2, replacement);1030    if (isRegex && search.global) {1031        // Fixes IE, Safari bug (last tested IE 9, Safari 5.1)1032        search.lastIndex = 0;1033    }1034    return result;1035};1036/**1037 * Performs batch processing of string replacements. Used like `XRegExp.replace`, but accepts an1038 * array of replacement details. Later replacements operate on the output of earlier replacements.1039 * Replacement details are accepted as an array with a regex or string to search for, the1040 * replacement string or function, and an optional scope of 'one' or 'all'. Uses the XRegExp1041 * replacement text syntax, which supports named backreference properties via `${name}` or1042 * `$<name>`.1043 *1044 * @memberOf XRegExp1045 * @param {String} str String to search.1046 * @param {Array} replacements Array of replacement detail arrays.1047 * @returns {String} New string with all replacements.1048 * @example1049 *1050 * str = XRegExp.replaceEach(str, [1051 *   [XRegExp('(?<name>a)'), 'z${name}'],1052 *   [/b/gi, 'y'],1053 *   [/c/g, 'x', 'one'], // scope 'one' overrides /g1054 *   [/d/, 'w', 'all'],  // scope 'all' overrides lack of /g1055 *   ['e', 'v', 'all'],  // scope 'all' allows replace-all for strings1056 *   [/f/g, ($0) => $0.toUpperCase()]1057 * ]);1058 */1059XRegExp.replaceEach = function (str, replacements) {1060    var i = void 0;1061    var r = void 0;1062    for (i = 0; i < replacements.length; ++i) {1063        r = replacements[i];1064        str = XRegExp.replace(str, r[0], r[1], r[2]);1065    }1066    return str;1067};1068/**1069 * Splits a string into an array of strings using a regex or string separator. Matches of the1070 * separator are not included in the result array. However, if `separator` is a regex that contains1071 * capturing groups, backreferences are spliced into the result each time `separator` is matched.1072 * Fixes browser bugs compared to the native `String.prototype.split` and can be used reliably1073 * cross-browser.1074 *1075 * @memberOf XRegExp1076 * @param {String} str String to split.1077 * @param {RegExp|String} separator Regex or string to use for separating the string.1078 * @param {Number} [limit] Maximum number of items to include in the result array.1079 * @returns {Array} Array of substrings.1080 * @example1081 *1082 * // Basic use1083 * XRegExp.split('a b c', ' ');1084 * // -> ['a', 'b', 'c']1085 *1086 * // With limit1087 * XRegExp.split('a b c', ' ', 2);1088 * // -> ['a', 'b']1089 *1090 * // Backreferences in result array1091 * XRegExp.split('..word1..', /([a-z]+)(\d+)/i);1092 * // -> ['..', 'word', '1', '..']1093 */1094XRegExp.split = function (str, separator, limit) {1095    return fixed.split.call(toObject(str), separator, limit);1096};1097/**1098 * Executes a regex search in a specified string. Returns `true` or `false`. Optional `pos` and1099 * `sticky` arguments specify the search start position, and whether the match must start at the1100 * specified position only. The `lastIndex` property of the provided regex is not used, but is1101 * updated for compatibility. Also fixes browser bugs compared to the native1102 * `RegExp.prototype.test` and can be used reliably cross-browser.1103 *1104 * @memberOf XRegExp1105 * @param {String} str String to search.1106 * @param {RegExp} regex Regex to search with.1107 * @param {Number} [pos=0] Zero-based index at which to start the search.1108 * @param {Boolean|String} [sticky=false] Whether the match must start at the specified position1109 *   only. The string `'sticky'` is accepted as an alternative to `true`.1110 * @returns {Boolean} Whether the regex matched the provided value.1111 * @example1112 *1113 * // Basic use1114 * XRegExp.test('abc', /c/); // -> true1115 *1116 * // With pos and sticky1117 * XRegExp.test('abc', /c/, 0, 'sticky'); // -> false1118 * XRegExp.test('abc', /c/, 2, 'sticky'); // -> true1119 */1120// Do this the easy way :-)1121XRegExp.test = function (str, regex, pos, sticky) {1122    return !!XRegExp.exec(str, regex, pos, sticky);1123};1124/**1125 * Uninstalls optional features according to the specified options. All optional features start out1126 * uninstalled, so this is used to undo the actions of `XRegExp.install`.1127 *1128 * @memberOf XRegExp1129 * @param {Object|String} options Options object or string.1130 * @example1131 *1132 * // With an options object1133 * XRegExp.uninstall({1134 *   // Disables support for astral code points in Unicode addons1135 *   astral: true1136 * });1137 *1138 * // With an options string1139 * XRegExp.uninstall('astral');1140 */1141XRegExp.uninstall = function (options) {1142    options = prepareOptions(options);1143    if (features.astral && options.astral) {1144        setAstral(false);1145    }1146};1147/**1148 * Returns an XRegExp object that is the union of the given patterns. Patterns can be provided as1149 * regex objects or strings. Metacharacters are escaped in patterns provided as strings.1150 * Backreferences in provided regex objects are automatically renumbered to work correctly within1151 * the larger combined pattern. Native flags used by provided regexes are ignored in favor of the1152 * `flags` argument.1153 *1154 * @memberOf XRegExp1155 * @param {Array} patterns Regexes and strings to combine.1156 * @param {String} [flags] Any combination of XRegExp flags.1157 * @param {Object} [options] Options object with optional properties:1158 *   - `conjunction` {String} Type of conjunction to use: 'or' (default) or 'none'....

regexp.js

Source:regexp.js

...150      }151    }152    return result;153  }154  function setAstral(on) {155    self.cache.flush("patterns");156    features.astral = on;157  }158  function setNatives(on) {159    RegExp.prototype.exec     = (on ? fixed : nativ).exec;160    RegExp.prototype.test     = (on ? fixed : nativ).test;161    String.prototype.match    = (on ? fixed : nativ).match;162    String.prototype.replace  = (on ? fixed : nativ).replace;163    String.prototype.split    = (on ? fixed : nativ).split;164    features.natives = on;165  }166  function toObject(value) {167    if (value == null) {168      throw new TypeError("Cannot convert null or undefined to object");169    }170    return value;171  }172  self = function (pattern, flags) {173    var context = {174      hasNamedCapture: false,175      captureNames: []176    },177      scope = defaultScope,178      output = "",179      pos = 0,180      result, token, key;181    if (self.isRegExp(pattern)) {182      if (flags !== undefined) {183        throw new TypeError("Cannot supply flags when copying a RegExp");184      }185      return copy(pattern, {186        addProto: true187      });188    }189    pattern = pattern === undefined ? "" : String(pattern);190    flags = flags === undefined ? "" : String(flags);191    key = pattern + "***" + flags;192    if (!patternCache[key]) {193      result = prepareFlags(pattern, flags);194      pattern = result.pattern;195      flags = result.flags;196      while (pos < pattern.length) {197        do {198          result = runTokens(pattern, flags, pos, scope, context);199          if (result && result.reparse) {200            pattern = pattern.slice(0, pos) + result.output + pattern.slice(pos + result.matchLength);201          }202        } while (result && result.reparse);203        if (result) {204          output += result.output;205          pos += result.matchLength || 1;206        } else {207          token = self.exec(pattern, nativeTokens[scope], pos, "sticky")[0];208          output += token;209          pos += token.length;210          if (token === "[" && scope === defaultScope) {211            scope = classScope;212          } else if (token === "]" && scope === classScope) {213            scope = defaultScope;214          }215        }216      }217      patternCache[key] = {218        pattern: nativ.replace.call(output, / \ (\ ? : \)( ? = \ (\ ? : \)) | ^ \ (\ ? : \) | \ (\ ? : \) $ / g, ""),219        flags: nativ.replace.call(flags, / [ ^ gimy] + /g, ""),220            captures: context.hasNamedCapture ? context.captureNames : null221        };222    }223    key = patternCache[key];224    return augment(new RegExp(key.pattern, key.flags), key.captures, true);225  };226  self.prototype  = new RegExp();227  self.version    = "3.0.0-pre";228  self.addToken   = function(regex, handler, options) {229      options = options || {};230      var optionalFlags = options.optionalFlags, i;231      if (options.flag) {232          registerFlag(options.flag);233      }234      if (optionalFlags) {235          optionalFlags = nativ.split.call(optionalFlags, "");236          for (i = 0; i < optionalFlags.length; ++i) {237              registerFlag(optionalFlags[i]);238          }239      }240      tokens.push({241          regex: copy(regex, {242              add: "g" + (hasNativeY ? "y" : "")243          }),244          handler: handler,245          scope: options.scope || defaultScope,246          flag: options.flag,247          reparse: options.reparse248      });249      self.cache.flush("patterns");250  };251  self.cache = function(pattern, flags) {252    var key = pattern + "***" + (flags || "");253    return cache[key] || (cache[key] = self(pattern, flags));254  };255  self.cache.flush = function(cacheName) {256    if (cacheName === "patterns") {257      patternCache = {};258    } else {259      cache = {};260    }261  };262  self.escape = function(str) {263    return nativ.replace.call(toObject(str), / [-[\] {}() * + ? ., \\ ^ $ | #\s] / g, "\\$&");264  };265  self.exec = function (str, regex, pos, sticky) {266    var cacheFlags = "g",267      match, r2;268    if (hasNativeY && (sticky || regex.sticky && sticky !== false)) {269      cacheFlags += "y";270    }271    regex[REGEX_DATA] = regex[REGEX_DATA] || getBaseProps();272    r2 = regex[REGEX_DATA][cacheFlags] || (regex[REGEX_DATA][cacheFlags] = copy(regex, {273      add: cacheFlags,274      remove: sticky === false ? "y" : ""275    }));276    r2.lastIndex = pos = pos || 0;277    match = fixed.exec.call(r2, str);278    if (sticky && match && match.index !== pos) {279      match = null;280    }281    if (regex.global) {282      regex.lastIndex = match ? r2.lastIndex : 0;283    }284    return match;285  };286  self.forEach = function (str, regex, callback, context) {287    var pos = 0, i = -1, match288    ;//=================================================289    while (match = self.exec(str, regex, pos)) {290      callback.call(context, match, ++i, str, regex);291      pos = match.index + (match[0].length || 1);292    }293    return context;294  };295  self.globalize = function (regex) {296    return copy(regex, {297      add: "g",298      addProto: true299    });300  };301  self.install = function (options) {302    options = prepareOptions(options);303    if (!features.astral && options.astral) {304      setAstral(true);305    }306    if (!features.natives && options.natives) {307      setNatives(true);308    }309  };310  self.isInstalled = function (feature) {311    return !!features[feature];312  };313  self.isRegExp = function (value) {314    return toString.call(value) === "[object RegExp]";315  };316  self.match = function (str, regex, scope) {317    var global      = regex.global && scope !== "one" || scope === "all"318      , cacheFlags  = (global ? "g" : "") + (regex.sticky ? "y" : "")319      , result320      , r2321    ;//===============================================322    regex[REGEX_DATA] = regex[REGEX_DATA] || getBaseProps();323    r2 = regex[REGEX_DATA][cacheFlags || "noGY"] || (regex[REGEX_DATA][cacheFlags || "noGY"] = copy(regex, {324      add: cacheFlags, remove: scope === "one" ? "g" : ""325    }));326    result = nativ.match.call(toObject(str), r2);327    if (regex.global) {328      regex.lastIndex = scope === "one" && result ? result.index + result[0].length : 0;329    }330    return global ? result || [] : result && result[0];331  };332  self.matchChain = function (str, chain) {333    return function recurseChain(values, level) {334      var item = chain[level].regex ? chain[level] : {335        regex: chain[level]336      },337        matches = [],338        addMatch = function (match) {339          if (item.backref) {340            if (!(match.hasOwnProperty(item.backref) || +item.backref < match.length)) {341              throw new ReferenceError("Backreference to undefined group: " + item.backref);342            }343            matches.push(match[item.backref] || "");344          } else {345            matches.push(match[0]);346          }347        },348        i;349      for (i = 0; i < values.length; ++i) {350        self.forEach(values[i], item.regex, addMatch);351      }352      return level === chain.length - 1 || !matches.length ? matches : recurseChain(matches, level + 1);353    }([str], 0);354  };355  self.replace = function (str, search, replacement, scope) {356    var isRegex = self.isRegExp(search),357      global = search.global && scope !== "one" || scope === "all",358      cacheFlags = (global ? "g" : "") + (search.sticky ? "y" : ""),359      s2 = search,360      result;361    if (isRegex) {362      search[REGEX_DATA] = search[REGEX_DATA] || getBaseProps();363      s2 = search[REGEX_DATA][cacheFlags || "noGY"] || (search[REGEX_DATA][cacheFlags || "noGY"] = copy(search, {364        add: cacheFlags,365        remove: scope === "one" ? "g" : ""366      }));367    } else if (global) {368      s2 = new RegExp(self.escape(String(search)), "g");369    }370    result = fixed.replace.call(toObject(str), s2, replacement);371    if (isRegex && search.global) {372      search.lastIndex = 0;373    }374    return result;375  };376  self.replaceEach = function (str, replacements) {377    var i, r;378    for (i = 0; i < replacements.length; ++i) {379      r = replacements[i];380      str = self.replace(str, r[0], r[1], r[2]);381    }382    return str;383  };384  self.split = function (str, separator, limit) {385    return fixed.split.call(toObject(str), separator, limit);386  };387  self.test = function (str, regex, pos, sticky) {388    return !!self.exec(str, regex, pos, sticky);389  };390  self.uninstall = function (options) {391    options = prepareOptions(options);392    if (features.astral && options.astral) {393      setAstral(false);394    }395    if (features.natives && options.natives) {396      setNatives(false);397    }398  };399  self.union = function (patterns, flags) {400    var parts = /(\()(?!\?)|\\([1-9]\d*)|\\[\s\S]|\[(?:[^\\\]]|\\[\s\S])*]/g,401      output = [],402      numCaptures = 0,403      numPriorCaptures, captureNames, pattern, rewrite = function (match, paren, backref) {404        var name = captureNames[numCaptures - numPriorCaptures];405        if (paren) {406          ++numCaptures;407          if (name) {...

Using AI Code Generation

1import { setAstral } from '@redwoodjs/graphql-server'2import { db } from 'src/lib/db'3export const users = () => {4  return db.user.findMany()5}6export const user = ({ id }) => {7  return db.user.findUnique({8    where: { id },9  })10}11export const createUser = ({ input }) => {12  const { name, email } = input13  setAstral('user', 'name', name)14  return db.user.create({15  })16}17export const updateUser = ({ id, input }) => {18  return db.user.update({19    where: { id },20  })21}22export const deleteUser = ({ id }) => {23  return db.user.delete({24    where: { id },25  })26}27export const User = {28  posts: (_obj, { root }) =>29    db.user.findUnique({ where: { id: root.id } }).posts(),30}

Using AI Code Generation

1var redwood = require('redwood');2var r = new redwood.Redwood();3r.setAstral(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);4var redwood = require('redwood');5var r = new redwood.Redwood();6r.setAstral(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);7var redwood = require('redwood');8var r = new redwood.Redwood();9r.setAstral(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);10var redwood = require('redwood');11var r = new redwood.Redwood();12r.setAstral(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);13var redwood = require('redwood');14var r = new redwood.Redwood();15var astral = r.getAstral();16var redwood = require('redwood');17var r = new redwood.Redwood();18r.setSolar(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);19var redwood = require('redwood');20var r = new redwood.Redwood();21var solar = r.getSolar();

Using AI Code Generation

1var redwood = require('redwood');2var redwoodClient = new redwood.RedwoodClient();3redwoodClient.setAstral('astral', function (err, result) {4    if (err) {5        console.log(err);6        return;7    }8    console.log(result);9});10var redwood = require('redwood');11var redwoodClient = new redwood.RedwoodClient();12redwoodClient.getAstral('astral', function (err, result) {13    if (err) {14        console.log(err);15        return;16    }17    console.log(result);18});19var redwood = require('redwood');20var redwoodClient = new redwood.RedwoodClient();21redwoodClient.setAstral('astral', function (err, result) {22    if (err) {23        console.log(err);24        return;25    }26    console.log(result);27});28var redwood = require('redwood');29var redwoodClient = new redwood.RedwoodClient();30redwoodClient.getAstral('astral', function (err, result) {31    if (err) {32        console.log(err);33        return;34    }35    console.log(result);36});37var redwood = require('redwood');38var redwoodClient = new redwood.RedwoodClient();39redwoodClient.setAstral('astral', function (err, result) {40    if (err) {41        console.log(err);42        return;43    }44    console.log(result);45});46var redwood = require('redwood');47var redwoodClient = new redwood.RedwoodClient();48redwoodClient.getAstral('astral', function (err, result) {49    if (err) {50        console.log(err);51        return;52    }53    console.log(result);54});55var redwood = require('redwood');56var redwoodClient = new redwood.RedwoodClient();57redwoodClient.setAstral('astral

Using AI Code Generation

1var redwood = require('redwood');2redwood.setAstral({3});4redwood.init("test", "test");5redwood.log("info", "test");6var redwood = require('redwood');7redwood.setAstral({8});9redwood.init("test2", "test2");10redwood.log("info", "test2");

Using AI Code Generation

1var redwood = require('redwood-js');2var rw = new redwood.Redwood();3var location = {latitude: 37.7749295, longitude: -122.4194155};4var date = new Date();5rw.setAstral(location, date);6var redwood = require('redwood-js');7var rw = new redwood.Redwood();8var location = {latitude: 37.7749295, longitude: -122.4194155};9var date = new Date();10rw.getAstral(location, date);11var redwood = require('redwood-js');12var rw = new redwood.Redwood();13var location = {latitude: 37.7749295, longitude: -122.4194155};14var date = new Date();15rw.getAstral(location, date);16var redwood = require('redwood-js');17var rw = new redwood.Redwood();18var location = {latitude: 37.7749295, longitude: -122.4194155};19var date = new Date();20rw.getAstral(location, date);21var redwood = require('redwood-js');22var rw = new redwood.Redwood();23var location = {latitude: 37.7749295, longitude: -122.4194155};24var date = new Date();25rw.getAstral(location, date);26var redwood = require('redwood-js');27var rw = new redwood.Redwood();28var location = {latitude: 37.7749295, longitude: -122.4194155};29var date = new Date();30rw.getAstral(location, date);31var redwood = require('redwood-js');32var rw = new redwood.Redwood();33var location = {latitude: 37.7749295, longitude: -122.4194155};34var date = new Date();35rw.getAstral(location,

Using AI Code Generation

1var redwood = require('redwood');2var myAstral = redwood.setAstral(2012, 8, 21, 11, 11, 11, 11);3console.log(myAstral);4var redwood = require('redwood');5var myAstral = redwood.getAstral();6console.log(myAstral);7var redwood = require('redwood');8var myAstral = redwood.getAstral();9console.log(myAstral);10var redwood = require('redwood');11var myAstral = redwood.getAstral();12console.log(myAstral);13var redwood = require('redwood');14var myAstral = redwood.getAstral();15console.log(myAstral);16var redwood = require('redwood');17var myAstral = redwood.getAstral();18console.log(myAstral);19var redwood = require('redwood');20var myAstral = redwood.getAstral();21console.log(myAstral);22var redwood = require('redwood');23var myAstral = redwood.getAstral();24console.log(myAstral);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.