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Frontend-Learner/node_modules/eslint-plugin-regexp/dist/utils/regex-syntax.js
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96
Frontend-Learner/node_modules/eslint-plugin-regexp/dist/utils/regex-syntax.js
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FLAG_UNICODE_SETS = exports.FLAG_UNICODE = exports.FLAG_STICKY = exports.FLAG_MULTILINE = exports.FLAG_IGNORECASE = exports.FLAG_HAS_INDICES = exports.FLAG_DOT_ALL = exports.FLAG_GLOBAL = exports.EscapeSequenceKind = exports.RESERVED_DOUBLE_PUNCTUATOR_PATTERN = exports.RESERVED_DOUBLE_PUNCTUATOR_CP = exports.RESERVED_DOUBLE_PUNCTUATOR_CHARS = void 0;
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exports.isOctalEscape = isOctalEscape;
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exports.isControlEscape = isControlEscape;
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exports.isHexadecimalEscape = isHexadecimalEscape;
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exports.isUnicodeEscape = isUnicodeEscape;
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exports.isUnicodeCodePointEscape = isUnicodeCodePointEscape;
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exports.getEscapeSequenceKind = getEscapeSequenceKind;
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exports.isEscapeSequence = isEscapeSequence;
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exports.isHexLikeEscape = isHexLikeEscape;
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exports.parseFlags = parseFlags;
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const util_1 = require("./util");
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const RESERVED_DOUBLE_PUNCTUATORS = "&!#$%*+,.:;<=>?@^`~-";
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exports.RESERVED_DOUBLE_PUNCTUATOR_CHARS = new Set(RESERVED_DOUBLE_PUNCTUATORS);
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exports.RESERVED_DOUBLE_PUNCTUATOR_CP = new Set((0, util_1.toCodePoints)(RESERVED_DOUBLE_PUNCTUATORS));
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exports.RESERVED_DOUBLE_PUNCTUATOR_PATTERN = /&&|!!|##|\$\$|%%|\*\*|\+\+|,,|\.\.|::|;;|<<|==|>>|\?\?|@@|\^\^|``|~~|--/u;
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function isOctalEscape(raw) {
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return /^\\[0-7]{1,3}$/u.test(raw);
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}
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function isControlEscape(raw) {
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return /^\\c[A-Za-z]$/u.test(raw);
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}
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function isHexadecimalEscape(raw) {
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return /^\\x[\dA-Fa-f]{2}$/u.test(raw);
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}
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function isUnicodeEscape(raw) {
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return /^\\u[\dA-Fa-f]{4}$/u.test(raw);
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}
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function isUnicodeCodePointEscape(raw) {
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return /^\\u\{[\dA-Fa-f]{1,8}\}$/u.test(raw);
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}
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var EscapeSequenceKind;
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(function (EscapeSequenceKind) {
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EscapeSequenceKind["octal"] = "octal";
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EscapeSequenceKind["control"] = "control";
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EscapeSequenceKind["hexadecimal"] = "hexadecimal";
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EscapeSequenceKind["unicode"] = "unicode";
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EscapeSequenceKind["unicodeCodePoint"] = "unicode code point";
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})(EscapeSequenceKind || (exports.EscapeSequenceKind = EscapeSequenceKind = {}));
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function getEscapeSequenceKind(raw) {
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if (!raw.startsWith("\\")) {
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return null;
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}
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if (isOctalEscape(raw)) {
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return EscapeSequenceKind.octal;
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}
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if (isControlEscape(raw)) {
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return EscapeSequenceKind.control;
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}
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if (isHexadecimalEscape(raw)) {
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return EscapeSequenceKind.hexadecimal;
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}
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if (isUnicodeEscape(raw)) {
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return EscapeSequenceKind.unicode;
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}
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if (isUnicodeCodePointEscape(raw)) {
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return EscapeSequenceKind.unicodeCodePoint;
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}
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return null;
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}
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function isEscapeSequence(raw) {
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return getEscapeSequenceKind(raw) !== null;
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}
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function isHexLikeEscape(raw) {
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const kind = getEscapeSequenceKind(raw);
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return (kind === EscapeSequenceKind.hexadecimal ||
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kind === EscapeSequenceKind.unicode ||
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kind === EscapeSequenceKind.unicodeCodePoint);
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}
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exports.FLAG_GLOBAL = "g";
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exports.FLAG_DOT_ALL = "s";
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exports.FLAG_HAS_INDICES = "d";
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exports.FLAG_IGNORECASE = "i";
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exports.FLAG_MULTILINE = "m";
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exports.FLAG_STICKY = "y";
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exports.FLAG_UNICODE = "u";
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exports.FLAG_UNICODE_SETS = "v";
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const flagsCache = new Map();
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function parseFlags(flags) {
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let cached = flagsCache.get(flags);
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if (cached === undefined) {
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cached = {
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dotAll: flags.includes(exports.FLAG_DOT_ALL),
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global: flags.includes(exports.FLAG_GLOBAL),
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hasIndices: flags.includes(exports.FLAG_HAS_INDICES),
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ignoreCase: flags.includes(exports.FLAG_IGNORECASE),
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multiline: flags.includes(exports.FLAG_MULTILINE),
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sticky: flags.includes(exports.FLAG_STICKY),
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unicode: flags.includes(exports.FLAG_UNICODE),
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unicodeSets: flags.includes(exports.FLAG_UNICODE_SETS),
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};
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flagsCache.set(flags, cached);
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}
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return cached;
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}
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