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Tiber365/node_modules/oniguruma-to-es/dist/cjs/index.js
2025-07-24 18:46:24 +02:00

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.js
var index_exports = {};
__export(index_exports, {
EmulatedRegExp: () => EmulatedRegExp,
toRegExp: () => toRegExp,
toRegExpDetails: () => toRegExpDetails
});
module.exports = __toCommonJS(index_exports);
// src/utils.js
var cp = String.fromCodePoint;
var r = String.raw;
var envFlags = {
flagGroups: (() => {
try {
new RegExp("(?i:)");
} catch {
return false;
}
return true;
})(),
unicodeSets: (() => {
try {
new RegExp("", "v");
} catch {
return false;
}
return true;
})()
};
envFlags.bugFlagVLiteralHyphenIsRange = envFlags.unicodeSets ? (() => {
try {
new RegExp(r`[\d\-a]`, "v");
} catch {
return true;
}
return false;
})() : false;
envFlags.bugNestedClassIgnoresNegation = envFlags.unicodeSets && new RegExp("[[^a]]", "v").test("a");
function getNewCurrentFlags(current, { enable, disable }) {
return {
dotAll: !disable?.dotAll && !!(enable?.dotAll || current.dotAll),
ignoreCase: !disable?.ignoreCase && !!(enable?.ignoreCase || current.ignoreCase)
};
}
function getOrInsert(map, key, defaultValue) {
if (!map.has(key)) {
map.set(key, defaultValue);
}
return map.get(key);
}
function isMinTarget(target, min) {
return EsVersion[target] >= EsVersion[min];
}
function throwIfNullish(value, msg) {
if (value == null) {
throw new Error(msg ?? "Value expected");
}
return value;
}
// src/options.js
var EsVersion = {
ES2025: 2025,
ES2024: 2024,
ES2018: 2018
};
var Target = (
/** @type {const} */
{
auto: "auto",
ES2025: "ES2025",
ES2024: "ES2024",
ES2018: "ES2018"
}
);
function getOptions(options = {}) {
if ({}.toString.call(options) !== "[object Object]") {
throw new Error("Unexpected options");
}
if (options.target !== void 0 && !Target[options.target]) {
throw new Error(`Unexpected target "${options.target}"`);
}
const opts = {
// Sets the level of emulation rigor/strictness.
accuracy: "default",
// Disables advanced emulation that relies on returning a `RegExp` subclass, resulting in
// certain patterns not being emulatable.
avoidSubclass: false,
// Oniguruma flags; a string with `i`, `m`, `x`, `D`, `S`, `W`, `y{g}` in any order (all
// optional). Oniguruma's `m` is equivalent to JavaScript's `s` (`dotAll`).
flags: "",
// Include JavaScript flag `g` (`global`) in the result.
global: false,
// Include JavaScript flag `d` (`hasIndices`) in the result.
hasIndices: false,
// Delay regex construction until first use if the transpiled pattern is at least this length.
lazyCompileLength: Infinity,
// JavaScript version used for generated regexes. Using `auto` detects the best value based on
// your environment. Later targets allow faster processing, simpler generated source, and
// support for additional features.
target: "auto",
// Disables minifications that simplify the pattern without changing the meaning.
verbose: false,
...options,
// Advanced options that override standard behavior, error checking, and flags when enabled.
rules: {
// Useful with TextMate grammars that merge backreferences across patterns.
allowOrphanBackrefs: false,
// Use ASCII `\b` and `\B`, which increases search performance of generated regexes.
asciiWordBoundaries: false,
// Allow unnamed captures and numbered calls (backreferences and subroutines) when using
// named capture. This is Oniguruma option `ONIG_OPTION_CAPTURE_GROUP`; on by default in
// `vscode-oniguruma`.
captureGroup: false,
// Change the recursion depth limit from Oniguruma's `20` to an integer `2``20`.
recursionLimit: 20,
// `^` as `\A`; `$` as`\Z`. Improves search performance of generated regexes without changing
// the meaning if searching line by line. This is Oniguruma option `ONIG_OPTION_SINGLELINE`.
singleline: false,
...options.rules
}
};
if (opts.target === "auto") {
opts.target = envFlags.flagGroups ? "ES2025" : envFlags.unicodeSets ? "ES2024" : "ES2018";
}
return opts;
}
// node_modules/.pnpm/oniguruma-parser@0.12.1/node_modules/oniguruma-parser/dist/utils.js
function r2(e) {
if ([...e].length !== 1) throw new Error(`Expected "${e}" to be a single code point`);
return e.codePointAt(0);
}
function l(e, t, n) {
return e.has(t) || e.set(t, n), e.get(t);
}
var i = /* @__PURE__ */ new Set(["alnum", "alpha", "ascii", "blank", "cntrl", "digit", "graph", "lower", "print", "punct", "space", "upper", "word", "xdigit"]);
var o = String.raw;
function u(e, t) {
if (e == null) throw new Error(t ?? "Value expected");
return e;
}
// node_modules/.pnpm/oniguruma-parser@0.12.1/node_modules/oniguruma-parser/dist/tokenizer/tokenize.js
var m = o`\[\^?`;
var b = `c.? | C(?:-.?)?|${o`[pP]\{(?:\^?[-\x20_]*[A-Za-z][-\x20\w]*\})?`}|${o`x[89A-Fa-f]\p{AHex}(?:\\x[89A-Fa-f]\p{AHex})*`}|${o`u(?:\p{AHex}{4})? | x\{[^\}]*\}? | x\p{AHex}{0,2}`}|${o`o\{[^\}]*\}?`}|${o`\d{1,3}`}`;
var y = /[?*+][?+]?|\{(?:\d+(?:,\d*)?|,\d+)\}\??/;
var C = new RegExp(o`
\\ (?:
${b}
| [gk]<[^>]*>?
| [gk]'[^']*'?
| .
)
| \( (?:
\? (?:
[:=!>({]
| <[=!]
| <[^>]*>
| '[^']*'
| ~\|?
| #(?:[^)\\]|\\.?)*
| [^:)]*[:)]
)?
| \*[^\)]*\)?
)?
| (?:${y.source})+
| ${m}
| .
`.replace(/\s+/g, ""), "gsu");
var T = new RegExp(o`
\\ (?:
${b}
| .
)
| \[:(?:\^?\p{Alpha}+|\^):\]
| ${m}
| &&
| .
`.replace(/\s+/g, ""), "gsu");
function M(e, n = {}) {
const t = { flags: "", ...n, rules: { captureGroup: false, singleline: false, ...n.rules } };
if (typeof e != "string") throw new Error("String expected as pattern");
const o3 = Y(t.flags), s2 = [o3.extended], a2 = { captureGroup: t.rules.captureGroup, getCurrentModX() {
return s2.at(-1);
}, numOpenGroups: 0, popModX() {
s2.pop();
}, pushModX(u2) {
s2.push(u2);
}, replaceCurrentModX(u2) {
s2[s2.length - 1] = u2;
}, singleline: t.rules.singleline };
let r4 = [], i2;
for (C.lastIndex = 0; i2 = C.exec(e); ) {
const u2 = F(a2, e, i2[0], C.lastIndex);
u2.tokens ? r4.push(...u2.tokens) : u2.token && r4.push(u2.token), u2.lastIndex !== void 0 && (C.lastIndex = u2.lastIndex);
}
const l3 = [];
let c = 0;
r4.filter((u2) => u2.type === "GroupOpen").forEach((u2) => {
u2.kind === "capturing" ? u2.number = ++c : u2.raw === "(" && l3.push(u2);
}), c || l3.forEach((u2, S2) => {
u2.kind = "capturing", u2.number = S2 + 1;
});
const g = c || l3.length;
return { tokens: r4.map((u2) => u2.type === "EscapedNumber" ? ee(u2, g) : u2).flat(), flags: o3 };
}
function F(e, n, t, o3) {
const [s2, a2] = t;
if (t === "[" || t === "[^") {
const r4 = K(n, t, o3);
return { tokens: r4.tokens, lastIndex: r4.lastIndex };
}
if (s2 === "\\") {
if ("AbBGyYzZ".includes(a2)) return { token: w(t, t) };
if (/^\\g[<']/.test(t)) {
if (!/^\\g(?:<[^>]+>|'[^']+')$/.test(t)) throw new Error(`Invalid group name "${t}"`);
return { token: R(t) };
}
if (/^\\k[<']/.test(t)) {
if (!/^\\k(?:<[^>]+>|'[^']+')$/.test(t)) throw new Error(`Invalid group name "${t}"`);
return { token: A(t) };
}
if (a2 === "K") return { token: I("keep", t) };
if (a2 === "N" || a2 === "R") return { token: k("newline", t, { negate: a2 === "N" }) };
if (a2 === "O") return { token: k("any", t) };
if (a2 === "X") return { token: k("text_segment", t) };
const r4 = x(t, { inCharClass: false });
return Array.isArray(r4) ? { tokens: r4 } : { token: r4 };
}
if (s2 === "(") {
if (a2 === "*") return { token: j(t) };
if (t === "(?{") throw new Error(`Unsupported callout "${t}"`);
if (t.startsWith("(?#")) {
if (n[o3] !== ")") throw new Error('Unclosed comment group "(?#"');
return { lastIndex: o3 + 1 };
}
if (/^\(\?[-imx]+[:)]$/.test(t)) return { token: L(t, e) };
if (e.pushModX(e.getCurrentModX()), e.numOpenGroups++, t === "(" && !e.captureGroup || t === "(?:") return { token: f("group", t) };
if (t === "(?>") return { token: f("atomic", t) };
if (t === "(?=" || t === "(?!" || t === "(?<=" || t === "(?<!") return { token: f(t[2] === "<" ? "lookbehind" : "lookahead", t, { negate: t.endsWith("!") }) };
if (t === "(" && e.captureGroup || t.startsWith("(?<") && t.endsWith(">") || t.startsWith("(?'") && t.endsWith("'")) return { token: f("capturing", t, { ...t !== "(" && { name: t.slice(3, -1) } }) };
if (t.startsWith("(?~")) {
if (t === "(?~|") throw new Error(`Unsupported absence function kind "${t}"`);
return { token: f("absence_repeater", t) };
}
throw t === "(?(" ? new Error(`Unsupported conditional "${t}"`) : new Error(`Invalid or unsupported group option "${t}"`);
}
if (t === ")") {
if (e.popModX(), e.numOpenGroups--, e.numOpenGroups < 0) throw new Error('Unmatched ")"');
return { token: Q(t) };
}
if (e.getCurrentModX()) {
if (t === "#") {
const r4 = n.indexOf(`
`, o3);
return { lastIndex: r4 === -1 ? n.length : r4 };
}
if (/^\s$/.test(t)) {
const r4 = /\s+/y;
return r4.lastIndex = o3, { lastIndex: r4.exec(n) ? r4.lastIndex : o3 };
}
}
if (t === ".") return { token: k("dot", t) };
if (t === "^" || t === "$") {
const r4 = e.singleline ? { "^": o`\A`, $: o`\Z` }[t] : t;
return { token: w(r4, t) };
}
return t === "|" ? { token: P(t) } : y.test(t) ? { tokens: te(t) } : { token: d(r2(t), t) };
}
function K(e, n, t) {
const o3 = [E(n[1] === "^", n)];
let s2 = 1, a2;
for (T.lastIndex = t; a2 = T.exec(e); ) {
const r4 = a2[0];
if (r4[0] === "[" && r4[1] !== ":") s2++, o3.push(E(r4[1] === "^", r4));
else if (r4 === "]") {
if (o3.at(-1).type === "CharacterClassOpen") o3.push(d(93, r4));
else if (s2--, o3.push(z(r4)), !s2) break;
} else {
const i2 = X(r4);
Array.isArray(i2) ? o3.push(...i2) : o3.push(i2);
}
}
return { tokens: o3, lastIndex: T.lastIndex || e.length };
}
function X(e) {
if (e[0] === "\\") return x(e, { inCharClass: true });
if (e[0] === "[") {
const n = /\[:(?<negate>\^?)(?<name>[a-z]+):\]/.exec(e);
if (!n || !i.has(n.groups.name)) throw new Error(`Invalid POSIX class "${e}"`);
return k("posix", e, { value: n.groups.name, negate: !!n.groups.negate });
}
return e === "-" ? U(e) : e === "&&" ? H(e) : d(r2(e), e);
}
function x(e, { inCharClass: n }) {
const t = e[1];
if (t === "c" || t === "C") return Z(e);
if ("dDhHsSwW".includes(t)) return q(e);
if (e.startsWith(o`\o{`)) throw new Error(`Incomplete, invalid, or unsupported octal code point "${e}"`);
if (/^\\[pP]\{/.test(e)) {
if (e.length === 3) throw new Error(`Incomplete or invalid Unicode property "${e}"`);
return V(e);
}
if (/^\\x[89A-Fa-f]\p{AHex}/u.test(e)) try {
const o3 = e.split(/\\x/).slice(1).map((i2) => parseInt(i2, 16)), s2 = new TextDecoder("utf-8", { ignoreBOM: true, fatal: true }).decode(new Uint8Array(o3)), a2 = new TextEncoder();
return [...s2].map((i2) => {
const l3 = [...a2.encode(i2)].map((c) => `\\x${c.toString(16)}`).join("");
return d(r2(i2), l3);
});
} catch {
throw new Error(`Multibyte code "${e}" incomplete or invalid in Oniguruma`);
}
if (t === "u" || t === "x") return d(J(e), e);
if ($.has(t)) return d($.get(t), e);
if (/\d/.test(t)) return W(n, e);
if (e === "\\") throw new Error(o`Incomplete escape "\"`);
if (t === "M") throw new Error(`Unsupported meta "${e}"`);
if ([...e].length === 2) return d(e.codePointAt(1), e);
throw new Error(`Unexpected escape "${e}"`);
}
function P(e) {
return { type: "Alternator", raw: e };
}
function w(e, n) {
return { type: "Assertion", kind: e, raw: n };
}
function A(e) {
return { type: "Backreference", raw: e };
}
function d(e, n) {
return { type: "Character", value: e, raw: n };
}
function z(e) {
return { type: "CharacterClassClose", raw: e };
}
function U(e) {
return { type: "CharacterClassHyphen", raw: e };
}
function H(e) {
return { type: "CharacterClassIntersector", raw: e };
}
function E(e, n) {
return { type: "CharacterClassOpen", negate: e, raw: n };
}
function k(e, n, t = {}) {
return { type: "CharacterSet", kind: e, ...t, raw: n };
}
function I(e, n, t = {}) {
return e === "keep" ? { type: "Directive", kind: e, raw: n } : { type: "Directive", kind: e, flags: u(t.flags), raw: n };
}
function W(e, n) {
return { type: "EscapedNumber", inCharClass: e, raw: n };
}
function Q(e) {
return { type: "GroupClose", raw: e };
}
function f(e, n, t = {}) {
return { type: "GroupOpen", kind: e, ...t, raw: n };
}
function D(e, n, t, o3) {
return { type: "NamedCallout", kind: e, tag: n, arguments: t, raw: o3 };
}
function _(e, n, t, o3) {
return { type: "Quantifier", kind: e, min: n, max: t, raw: o3 };
}
function R(e) {
return { type: "Subroutine", raw: e };
}
var B = /* @__PURE__ */ new Set(["COUNT", "CMP", "ERROR", "FAIL", "MAX", "MISMATCH", "SKIP", "TOTAL_COUNT"]);
var $ = /* @__PURE__ */ new Map([["a", 7], ["b", 8], ["e", 27], ["f", 12], ["n", 10], ["r", 13], ["t", 9], ["v", 11]]);
function Z(e) {
const n = e[1] === "c" ? e[2] : e[3];
if (!n || !/[A-Za-z]/.test(n)) throw new Error(`Unsupported control character "${e}"`);
return d(r2(n.toUpperCase()) - 64, e);
}
function L(e, n) {
let { on: t, off: o3 } = /^\(\?(?<on>[imx]*)(?:-(?<off>[-imx]*))?/.exec(e).groups;
o3 ??= "";
const s2 = (n.getCurrentModX() || t.includes("x")) && !o3.includes("x"), a2 = v(t), r4 = v(o3), i2 = {};
if (a2 && (i2.enable = a2), r4 && (i2.disable = r4), e.endsWith(")")) return n.replaceCurrentModX(s2), I("flags", e, { flags: i2 });
if (e.endsWith(":")) return n.pushModX(s2), n.numOpenGroups++, f("group", e, { ...(a2 || r4) && { flags: i2 } });
throw new Error(`Unexpected flag modifier "${e}"`);
}
function j(e) {
const n = /\(\*(?<name>[A-Za-z_]\w*)?(?:\[(?<tag>(?:[A-Za-z_]\w*)?)\])?(?:\{(?<args>[^}]*)\})?\)/.exec(e);
if (!n) throw new Error(`Incomplete or invalid named callout "${e}"`);
const { name: t, tag: o3, args: s2 } = n.groups;
if (!t) throw new Error(`Invalid named callout "${e}"`);
if (o3 === "") throw new Error(`Named callout tag with empty value not allowed "${e}"`);
const a2 = s2 ? s2.split(",").filter((g) => g !== "").map((g) => /^[+-]?\d+$/.test(g) ? +g : g) : [], [r4, i2, l3] = a2, c = B.has(t) ? t.toLowerCase() : "custom";
switch (c) {
case "fail":
case "mismatch":
case "skip":
if (a2.length > 0) throw new Error(`Named callout arguments not allowed "${a2}"`);
break;
case "error":
if (a2.length > 1) throw new Error(`Named callout allows only one argument "${a2}"`);
if (typeof r4 == "string") throw new Error(`Named callout argument must be a number "${r4}"`);
break;
case "max":
if (!a2.length || a2.length > 2) throw new Error(`Named callout must have one or two arguments "${a2}"`);
if (typeof r4 == "string" && !/^[A-Za-z_]\w*$/.test(r4)) throw new Error(`Named callout argument one must be a tag or number "${r4}"`);
if (a2.length === 2 && (typeof i2 == "number" || !/^[<>X]$/.test(i2))) throw new Error(`Named callout optional argument two must be '<', '>', or 'X' "${i2}"`);
break;
case "count":
case "total_count":
if (a2.length > 1) throw new Error(`Named callout allows only one argument "${a2}"`);
if (a2.length === 1 && (typeof r4 == "number" || !/^[<>X]$/.test(r4))) throw new Error(`Named callout optional argument must be '<', '>', or 'X' "${r4}"`);
break;
case "cmp":
if (a2.length !== 3) throw new Error(`Named callout must have three arguments "${a2}"`);
if (typeof r4 == "string" && !/^[A-Za-z_]\w*$/.test(r4)) throw new Error(`Named callout argument one must be a tag or number "${r4}"`);
if (typeof i2 == "number" || !/^(?:[<>!=]=|[<>])$/.test(i2)) throw new Error(`Named callout argument two must be '==', '!=', '>', '<', '>=', or '<=' "${i2}"`);
if (typeof l3 == "string" && !/^[A-Za-z_]\w*$/.test(l3)) throw new Error(`Named callout argument three must be a tag or number "${l3}"`);
break;
case "custom":
throw new Error(`Undefined callout name "${t}"`);
default:
throw new Error(`Unexpected named callout kind "${c}"`);
}
return D(c, o3 ?? null, s2?.split(",") ?? null, e);
}
function O(e) {
let n = null, t, o3;
if (e[0] === "{") {
const { minStr: s2, maxStr: a2 } = /^\{(?<minStr>\d*)(?:,(?<maxStr>\d*))?/.exec(e).groups, r4 = 1e5;
if (+s2 > r4 || a2 && +a2 > r4) throw new Error("Quantifier value unsupported in Oniguruma");
if (t = +s2, o3 = a2 === void 0 ? +s2 : a2 === "" ? 1 / 0 : +a2, t > o3 && (n = "possessive", [t, o3] = [o3, t]), e.endsWith("?")) {
if (n === "possessive") throw new Error('Unsupported possessive interval quantifier chain with "?"');
n = "lazy";
} else n || (n = "greedy");
} else t = e[0] === "+" ? 1 : 0, o3 = e[0] === "?" ? 1 : 1 / 0, n = e[1] === "+" ? "possessive" : e[1] === "?" ? "lazy" : "greedy";
return _(n, t, o3, e);
}
function q(e) {
const n = e[1].toLowerCase();
return k({ d: "digit", h: "hex", s: "space", w: "word" }[n], e, { negate: e[1] !== n });
}
function V(e) {
const { p: n, neg: t, value: o3 } = /^\\(?<p>[pP])\{(?<neg>\^?)(?<value>[^}]+)/.exec(e).groups;
return k("property", e, { value: o3, negate: n === "P" && !t || n === "p" && !!t });
}
function v(e) {
const n = {};
return e.includes("i") && (n.ignoreCase = true), e.includes("m") && (n.dotAll = true), e.includes("x") && (n.extended = true), Object.keys(n).length ? n : null;
}
function Y(e) {
const n = { ignoreCase: false, dotAll: false, extended: false, digitIsAscii: false, posixIsAscii: false, spaceIsAscii: false, wordIsAscii: false, textSegmentMode: null };
for (let t = 0; t < e.length; t++) {
const o3 = e[t];
if (!"imxDPSWy".includes(o3)) throw new Error(`Invalid flag "${o3}"`);
if (o3 === "y") {
if (!/^y{[gw]}/.test(e.slice(t))) throw new Error('Invalid or unspecified flag "y" mode');
n.textSegmentMode = e[t + 2] === "g" ? "grapheme" : "word", t += 3;
continue;
}
n[{ i: "ignoreCase", m: "dotAll", x: "extended", D: "digitIsAscii", P: "posixIsAscii", S: "spaceIsAscii", W: "wordIsAscii" }[o3]] = true;
}
return n;
}
function J(e) {
if (/^(?:\\u(?!\p{AHex}{4})|\\x(?!\p{AHex}{1,2}|\{\p{AHex}{1,8}\}))/u.test(e)) throw new Error(`Incomplete or invalid escape "${e}"`);
const n = e[2] === "{" ? /^\\x\{\s*(?<hex>\p{AHex}+)/u.exec(e).groups.hex : e.slice(2);
return parseInt(n, 16);
}
function ee(e, n) {
const { raw: t, inCharClass: o3 } = e, s2 = t.slice(1);
if (!o3 && (s2 !== "0" && s2.length === 1 || s2[0] !== "0" && +s2 <= n)) return [A(t)];
const a2 = [], r4 = s2.match(/^[0-7]+|\d/g);
for (let i2 = 0; i2 < r4.length; i2++) {
const l3 = r4[i2];
let c;
if (i2 === 0 && l3 !== "8" && l3 !== "9") {
if (c = parseInt(l3, 8), c > 127) throw new Error(o`Octal encoded byte above 177 unsupported "${t}"`);
} else c = r2(l3);
a2.push(d(c, (i2 === 0 ? "\\" : "") + l3));
}
return a2;
}
function te(e) {
const n = [], t = new RegExp(y, "gy");
let o3;
for (; o3 = t.exec(e); ) {
const s2 = o3[0];
if (s2[0] === "{") {
const a2 = /^\{(?<min>\d+),(?<max>\d+)\}\??$/.exec(s2);
if (a2) {
const { min: r4, max: i2 } = a2.groups;
if (+r4 > +i2 && s2.endsWith("?")) {
t.lastIndex--, n.push(O(s2.slice(0, -1)));
continue;
}
}
}
n.push(O(s2));
}
return n;
}
// node_modules/.pnpm/oniguruma-parser@0.12.1/node_modules/oniguruma-parser/dist/parser/node-utils.js
function o2(e, t) {
if (!Array.isArray(e.body)) throw new Error("Expected node with body array");
if (e.body.length !== 1) return false;
const r4 = e.body[0];
return !t || Object.keys(t).every((n) => t[n] === r4[n]);
}
function s(e) {
return y2.has(e.type);
}
var y2 = /* @__PURE__ */ new Set(["AbsenceFunction", "Backreference", "CapturingGroup", "Character", "CharacterClass", "CharacterSet", "Group", "Quantifier", "Subroutine"]);
// node_modules/.pnpm/oniguruma-parser@0.12.1/node_modules/oniguruma-parser/dist/parser/parse.js
function J2(e, r4 = {}) {
const n = { flags: "", normalizeUnknownPropertyNames: false, skipBackrefValidation: false, skipLookbehindValidation: false, skipPropertyNameValidation: false, unicodePropertyMap: null, ...r4, rules: { captureGroup: false, singleline: false, ...r4.rules } }, t = M(e, { flags: n.flags, rules: { captureGroup: n.rules.captureGroup, singleline: n.rules.singleline } }), s2 = (p, N) => {
const u2 = t.tokens[o3.nextIndex];
switch (o3.parent = p, o3.nextIndex++, u2.type) {
case "Alternator":
return b2();
case "Assertion":
return W2(u2);
case "Backreference":
return X2(u2, o3);
case "Character":
return m2(u2.value, { useLastValid: !!N.isCheckingRangeEnd });
case "CharacterClassHyphen":
return ee2(u2, o3, N);
case "CharacterClassOpen":
return re(u2, o3, N);
case "CharacterSet":
return ne(u2, o3);
case "Directive":
return I2(u2.kind, { flags: u2.flags });
case "GroupOpen":
return te2(u2, o3, N);
case "NamedCallout":
return U2(u2.kind, u2.tag, u2.arguments);
case "Quantifier":
return oe(u2, o3);
case "Subroutine":
return ae(u2, o3);
default:
throw new Error(`Unexpected token type "${u2.type}"`);
}
}, o3 = { capturingGroups: [], hasNumberedRef: false, namedGroupsByName: /* @__PURE__ */ new Map(), nextIndex: 0, normalizeUnknownPropertyNames: n.normalizeUnknownPropertyNames, parent: null, skipBackrefValidation: n.skipBackrefValidation, skipLookbehindValidation: n.skipLookbehindValidation, skipPropertyNameValidation: n.skipPropertyNameValidation, subroutines: [], tokens: t.tokens, unicodePropertyMap: n.unicodePropertyMap, walk: s2 }, i2 = B2(T2(t.flags));
let d2 = i2.body[0];
for (; o3.nextIndex < t.tokens.length; ) {
const p = s2(d2, {});
p.type === "Alternative" ? (i2.body.push(p), d2 = p) : d2.body.push(p);
}
const { capturingGroups: a2, hasNumberedRef: l3, namedGroupsByName: c, subroutines: f3 } = o3;
if (l3 && c.size && !n.rules.captureGroup) throw new Error("Numbered backref/subroutine not allowed when using named capture");
for (const { ref: p } of f3) if (typeof p == "number") {
if (p > a2.length) throw new Error("Subroutine uses a group number that's not defined");
p && (a2[p - 1].isSubroutined = true);
} else if (c.has(p)) {
if (c.get(p).length > 1) throw new Error(o`Subroutine uses a duplicate group name "\g<${p}>"`);
c.get(p)[0].isSubroutined = true;
} else throw new Error(o`Subroutine uses a group name that's not defined "\g<${p}>"`);
return i2;
}
function W2({ kind: e }) {
return F2(u({ "^": "line_start", $: "line_end", "\\A": "string_start", "\\b": "word_boundary", "\\B": "word_boundary", "\\G": "search_start", "\\y": "text_segment_boundary", "\\Y": "text_segment_boundary", "\\z": "string_end", "\\Z": "string_end_newline" }[e], `Unexpected assertion kind "${e}"`), { negate: e === o`\B` || e === o`\Y` });
}
function X2({ raw: e }, r4) {
const n = /^\\k[<']/.test(e), t = n ? e.slice(3, -1) : e.slice(1), s2 = (o3, i2 = false) => {
const d2 = r4.capturingGroups.length;
let a2 = false;
if (o3 > d2) if (r4.skipBackrefValidation) a2 = true;
else throw new Error(`Not enough capturing groups defined to the left "${e}"`);
return r4.hasNumberedRef = true, k2(i2 ? d2 + 1 - o3 : o3, { orphan: a2 });
};
if (n) {
const o3 = /^(?<sign>-?)0*(?<num>[1-9]\d*)$/.exec(t);
if (o3) return s2(+o3.groups.num, !!o3.groups.sign);
if (/[-+]/.test(t)) throw new Error(`Invalid backref name "${e}"`);
if (!r4.namedGroupsByName.has(t)) throw new Error(`Group name not defined to the left "${e}"`);
return k2(t);
}
return s2(+t);
}
function ee2(e, r4, n) {
const { tokens: t, walk: s2 } = r4, o3 = r4.parent, i2 = o3.body.at(-1), d2 = t[r4.nextIndex];
if (!n.isCheckingRangeEnd && i2 && i2.type !== "CharacterClass" && i2.type !== "CharacterClassRange" && d2 && d2.type !== "CharacterClassOpen" && d2.type !== "CharacterClassClose" && d2.type !== "CharacterClassIntersector") {
const a2 = s2(o3, { ...n, isCheckingRangeEnd: true });
if (i2.type === "Character" && a2.type === "Character") return o3.body.pop(), L2(i2, a2);
throw new Error("Invalid character class range");
}
return m2(r2("-"));
}
function re({ negate: e }, r4, n) {
const { tokens: t, walk: s2 } = r4, o3 = t[r4.nextIndex], i2 = [C2()];
let d2 = z2(o3);
for (; d2.type !== "CharacterClassClose"; ) {
if (d2.type === "CharacterClassIntersector") i2.push(C2()), r4.nextIndex++;
else {
const l3 = i2.at(-1);
l3.body.push(s2(l3, n));
}
d2 = z2(t[r4.nextIndex], o3);
}
const a2 = C2({ negate: e });
return i2.length === 1 ? a2.body = i2[0].body : (a2.kind = "intersection", a2.body = i2.map((l3) => l3.body.length === 1 ? l3.body[0] : l3)), r4.nextIndex++, a2;
}
function ne({ kind: e, negate: r4, value: n }, t) {
const { normalizeUnknownPropertyNames: s2, skipPropertyNameValidation: o3, unicodePropertyMap: i2 } = t;
if (e === "property") {
const d2 = w2(n);
if (i.has(d2) && !i2?.has(d2)) e = "posix", n = d2;
else return Q2(n, { negate: r4, normalizeUnknownPropertyNames: s2, skipPropertyNameValidation: o3, unicodePropertyMap: i2 });
}
return e === "posix" ? R2(n, { negate: r4 }) : E2(e, { negate: r4 });
}
function te2(e, r4, n) {
const { tokens: t, capturingGroups: s2, namedGroupsByName: o3, skipLookbehindValidation: i2, walk: d2 } = r4, a2 = ie(e), l3 = a2.type === "AbsenceFunction", c = $2(a2), f3 = c && a2.negate;
if (a2.type === "CapturingGroup" && (s2.push(a2), a2.name && l(o3, a2.name, []).push(a2)), l3 && n.isInAbsenceFunction) throw new Error("Nested absence function not supported by Oniguruma");
let p = D2(t[r4.nextIndex]);
for (; p.type !== "GroupClose"; ) {
if (p.type === "Alternator") a2.body.push(b2()), r4.nextIndex++;
else {
const N = a2.body.at(-1), u2 = d2(N, { ...n, isInAbsenceFunction: n.isInAbsenceFunction || l3, isInLookbehind: n.isInLookbehind || c, isInNegLookbehind: n.isInNegLookbehind || f3 });
if (N.body.push(u2), (c || n.isInLookbehind) && !i2) {
const v2 = "Lookbehind includes a pattern not allowed by Oniguruma";
if (f3 || n.isInNegLookbehind) {
if (M2(u2) || u2.type === "CapturingGroup") throw new Error(v2);
} else if (M2(u2) || $2(u2) && u2.negate) throw new Error(v2);
}
}
p = D2(t[r4.nextIndex]);
}
return r4.nextIndex++, a2;
}
function oe({ kind: e, min: r4, max: n }, t) {
const s2 = t.parent, o3 = s2.body.at(-1);
if (!o3 || !s(o3)) throw new Error("Quantifier requires a repeatable token");
const i2 = _2(e, r4, n, o3);
return s2.body.pop(), i2;
}
function ae({ raw: e }, r4) {
const { capturingGroups: n, subroutines: t } = r4;
let s2 = e.slice(3, -1);
const o3 = /^(?<sign>[-+]?)0*(?<num>[1-9]\d*)$/.exec(s2);
if (o3) {
const d2 = +o3.groups.num, a2 = n.length;
if (r4.hasNumberedRef = true, s2 = { "": d2, "+": a2 + d2, "-": a2 + 1 - d2 }[o3.groups.sign], s2 < 1) throw new Error("Invalid subroutine number");
} else s2 === "0" && (s2 = 0);
const i2 = O2(s2);
return t.push(i2), i2;
}
function G(e, r4) {
if (e !== "repeater") throw new Error(`Unexpected absence function kind "${e}"`);
return { type: "AbsenceFunction", kind: e, body: h(r4?.body) };
}
function b2(e) {
return { type: "Alternative", body: V2(e?.body) };
}
function F2(e, r4) {
const n = { type: "Assertion", kind: e };
return (e === "word_boundary" || e === "text_segment_boundary") && (n.negate = !!r4?.negate), n;
}
function k2(e, r4) {
const n = !!r4?.orphan;
return { type: "Backreference", ref: e, ...n && { orphan: n } };
}
function P2(e, r4) {
const n = { name: void 0, isSubroutined: false, ...r4 };
if (n.name !== void 0 && !se(n.name)) throw new Error(`Group name "${n.name}" invalid in Oniguruma`);
return { type: "CapturingGroup", number: e, ...n.name && { name: n.name }, ...n.isSubroutined && { isSubroutined: n.isSubroutined }, body: h(r4?.body) };
}
function m2(e, r4) {
const n = { useLastValid: false, ...r4 };
if (e > 1114111) {
const t = e.toString(16);
if (n.useLastValid) e = 1114111;
else throw e > 1310719 ? new Error(`Invalid code point out of range "\\x{${t}}"`) : new Error(`Invalid code point out of range in JS "\\x{${t}}"`);
}
return { type: "Character", value: e };
}
function C2(e) {
const r4 = { kind: "union", negate: false, ...e };
return { type: "CharacterClass", kind: r4.kind, negate: r4.negate, body: V2(e?.body) };
}
function L2(e, r4) {
if (r4.value < e.value) throw new Error("Character class range out of order");
return { type: "CharacterClassRange", min: e, max: r4 };
}
function E2(e, r4) {
const n = !!r4?.negate, t = { type: "CharacterSet", kind: e };
return (e === "digit" || e === "hex" || e === "newline" || e === "space" || e === "word") && (t.negate = n), (e === "text_segment" || e === "newline" && !n) && (t.variableLength = true), t;
}
function I2(e, r4 = {}) {
if (e === "keep") return { type: "Directive", kind: e };
if (e === "flags") return { type: "Directive", kind: e, flags: u(r4.flags) };
throw new Error(`Unexpected directive kind "${e}"`);
}
function T2(e) {
return { type: "Flags", ...e };
}
function A2(e) {
const r4 = e?.atomic, n = e?.flags;
if (r4 && n) throw new Error("Atomic group cannot have flags");
return { type: "Group", ...r4 && { atomic: r4 }, ...n && { flags: n }, body: h(e?.body) };
}
function K2(e) {
const r4 = { behind: false, negate: false, ...e };
return { type: "LookaroundAssertion", kind: r4.behind ? "lookbehind" : "lookahead", negate: r4.negate, body: h(e?.body) };
}
function U2(e, r4, n) {
return { type: "NamedCallout", kind: e, tag: r4, arguments: n };
}
function R2(e, r4) {
const n = !!r4?.negate;
if (!i.has(e)) throw new Error(`Invalid POSIX class "${e}"`);
return { type: "CharacterSet", kind: "posix", value: e, negate: n };
}
function _2(e, r4, n, t) {
if (r4 > n) throw new Error("Invalid reversed quantifier range");
return { type: "Quantifier", kind: e, min: r4, max: n, body: t };
}
function B2(e, r4) {
return { type: "Regex", body: h(r4?.body), flags: e };
}
function O2(e) {
return { type: "Subroutine", ref: e };
}
function Q2(e, r4) {
const n = { negate: false, normalizeUnknownPropertyNames: false, skipPropertyNameValidation: false, unicodePropertyMap: null, ...r4 };
let t = n.unicodePropertyMap?.get(w2(e));
if (!t) {
if (n.normalizeUnknownPropertyNames) t = de(e);
else if (n.unicodePropertyMap && !n.skipPropertyNameValidation) throw new Error(o`Invalid Unicode property "\p{${e}}"`);
}
return { type: "CharacterSet", kind: "property", value: t ?? e, negate: n.negate };
}
function ie({ flags: e, kind: r4, name: n, negate: t, number: s2 }) {
switch (r4) {
case "absence_repeater":
return G("repeater");
case "atomic":
return A2({ atomic: true });
case "capturing":
return P2(s2, { name: n });
case "group":
return A2({ flags: e });
case "lookahead":
case "lookbehind":
return K2({ behind: r4 === "lookbehind", negate: t });
default:
throw new Error(`Unexpected group kind "${r4}"`);
}
}
function h(e) {
if (e === void 0) e = [b2()];
else if (!Array.isArray(e) || !e.length || !e.every((r4) => r4.type === "Alternative")) throw new Error("Invalid body; expected array of one or more Alternative nodes");
return e;
}
function V2(e) {
if (e === void 0) e = [];
else if (!Array.isArray(e) || !e.every((r4) => !!r4.type)) throw new Error("Invalid body; expected array of nodes");
return e;
}
function M2(e) {
return e.type === "LookaroundAssertion" && e.kind === "lookahead";
}
function $2(e) {
return e.type === "LookaroundAssertion" && e.kind === "lookbehind";
}
function se(e) {
return /^[\p{Alpha}\p{Pc}][^)]*$/u.test(e);
}
function de(e) {
return e.trim().replace(/[- _]+/g, "_").replace(/[A-Z][a-z]+(?=[A-Z])/g, "$&_").replace(/[A-Za-z]+/g, (r4) => r4[0].toUpperCase() + r4.slice(1).toLowerCase());
}
function w2(e) {
return e.replace(/[- _]+/g, "").toLowerCase();
}
function z2(e, r4) {
return u(e, `${r4?.type === "Character" && r4.value === 93 ? "Empty" : "Unclosed"} character class`);
}
function D2(e) {
return u(e, "Unclosed group");
}
// src/unicode.js
var asciiSpaceChar = "[ -\r ]";
var CharsWithoutIgnoreCaseExpansion = /* @__PURE__ */ new Set([
cp(304),
// İ
cp(305)
// ı
]);
var defaultWordChar = r`[\p{L}\p{M}\p{N}\p{Pc}]`;
function getIgnoreCaseMatchChars(char) {
if (CharsWithoutIgnoreCaseExpansion.has(char)) {
return [char];
}
const set = /* @__PURE__ */ new Set();
const lower = char.toLowerCase();
const upper = lower.toUpperCase();
const title = LowerToTitleCaseMap.get(lower);
const altLower = LowerToAlternativeLowerCaseMap.get(lower);
const altUpper = LowerToAlternativeUpperCaseMap.get(lower);
if ([...upper].length === 1) {
set.add(upper);
}
altUpper && set.add(altUpper);
title && set.add(title);
set.add(lower);
altLower && set.add(altLower);
return [...set];
}
var JsUnicodePropertyMap = /* @__PURE__ */ new Map(
`C Other
Cc Control cntrl
Cf Format
Cn Unassigned
Co Private_Use
Cs Surrogate
L Letter
LC Cased_Letter
Ll Lowercase_Letter
Lm Modifier_Letter
Lo Other_Letter
Lt Titlecase_Letter
Lu Uppercase_Letter
M Mark Combining_Mark
Mc Spacing_Mark
Me Enclosing_Mark
Mn Nonspacing_Mark
N Number
Nd Decimal_Number digit
Nl Letter_Number
No Other_Number
P Punctuation punct
Pc Connector_Punctuation
Pd Dash_Punctuation
Pe Close_Punctuation
Pf Final_Punctuation
Pi Initial_Punctuation
Po Other_Punctuation
Ps Open_Punctuation
S Symbol
Sc Currency_Symbol
Sk Modifier_Symbol
Sm Math_Symbol
So Other_Symbol
Z Separator
Zl Line_Separator
Zp Paragraph_Separator
Zs Space_Separator
ASCII
ASCII_Hex_Digit AHex
Alphabetic Alpha
Any
Assigned
Bidi_Control Bidi_C
Bidi_Mirrored Bidi_M
Case_Ignorable CI
Cased
Changes_When_Casefolded CWCF
Changes_When_Casemapped CWCM
Changes_When_Lowercased CWL
Changes_When_NFKC_Casefolded CWKCF
Changes_When_Titlecased CWT
Changes_When_Uppercased CWU
Dash
Default_Ignorable_Code_Point DI
Deprecated Dep
Diacritic Dia
Emoji
Emoji_Component EComp
Emoji_Modifier EMod
Emoji_Modifier_Base EBase
Emoji_Presentation EPres
Extended_Pictographic ExtPict
Extender Ext
Grapheme_Base Gr_Base
Grapheme_Extend Gr_Ext
Hex_Digit Hex
IDS_Binary_Operator IDSB
IDS_Trinary_Operator IDST
ID_Continue IDC
ID_Start IDS
Ideographic Ideo
Join_Control Join_C
Logical_Order_Exception LOE
Lowercase Lower
Math
Noncharacter_Code_Point NChar
Pattern_Syntax Pat_Syn
Pattern_White_Space Pat_WS
Quotation_Mark QMark
Radical
Regional_Indicator RI
Sentence_Terminal STerm
Soft_Dotted SD
Terminal_Punctuation Term
Unified_Ideograph UIdeo
Uppercase Upper
Variation_Selector VS
White_Space space
XID_Continue XIDC
XID_Start XIDS`.split(/\s/).map((p) => [w2(p), p])
);
var LowerToAlternativeLowerCaseMap = /* @__PURE__ */ new Map([
["s", cp(383)],
// s, ſ
[cp(383), "s"]
// ſ, s
]);
var LowerToAlternativeUpperCaseMap = /* @__PURE__ */ new Map([
[cp(223), cp(7838)],
// ß, ẞ
[cp(107), cp(8490)],
// k, (Kelvin)
[cp(229), cp(8491)],
// å, Å (Angstrom)
[cp(969), cp(8486)]
// ω, Ω (Ohm)
]);
var LowerToTitleCaseMap = new Map([
titleEntry(453),
titleEntry(456),
titleEntry(459),
titleEntry(498),
...titleRange(8072, 8079),
...titleRange(8088, 8095),
...titleRange(8104, 8111),
titleEntry(8124),
titleEntry(8140),
titleEntry(8188)
]);
var PosixClassMap = /* @__PURE__ */ new Map([
["alnum", r`[\p{Alpha}\p{Nd}]`],
["alpha", r`\p{Alpha}`],
["ascii", r`\p{ASCII}`],
["blank", r`[\p{Zs}\t]`],
["cntrl", r`\p{Cc}`],
["digit", r`\p{Nd}`],
["graph", r`[\P{space}&&\P{Cc}&&\P{Cn}&&\P{Cs}]`],
["lower", r`\p{Lower}`],
["print", r`[[\P{space}&&\P{Cc}&&\P{Cn}&&\P{Cs}]\p{Zs}]`],
["punct", r`[\p{P}\p{S}]`],
// Updated value from Onig 6.9.9; changed from Unicode `\p{punct}`
["space", r`\p{space}`],
["upper", r`\p{Upper}`],
["word", r`[\p{Alpha}\p{M}\p{Nd}\p{Pc}]`],
["xdigit", r`\p{AHex}`]
]);
function range(start, end) {
const range2 = [];
for (let i2 = start; i2 <= end; i2++) {
range2.push(i2);
}
return range2;
}
function titleEntry(codePoint) {
const char = cp(codePoint);
return [char.toLowerCase(), char];
}
function titleRange(start, end) {
return range(start, end).map((codePoint) => titleEntry(codePoint));
}
var UnicodePropertiesWithSpecificCase = /* @__PURE__ */ new Set([
"Lower",
"Lowercase",
"Upper",
"Uppercase",
"Ll",
"Lowercase_Letter",
"Lt",
"Titlecase_Letter",
"Lu",
"Uppercase_Letter"
// The `Changes_When_*` properties (and their aliases) could be included, but they're very rare.
// Some other properties include a handful of chars with specific cases only, but these chars are
// generally extreme edge cases and using such properties case insensitively generally produces
// undesired behavior anyway
]);
// node_modules/.pnpm/oniguruma-parser@0.12.1/node_modules/oniguruma-parser/dist/traverser/traverse.js
function S(a2, v2, N = null) {
function u2(e, s2) {
for (let t = 0; t < e.length; t++) {
const r4 = n(e[t], s2, t, e);
t = Math.max(-1, t + r4);
}
}
function n(e, s2 = null, t = null, r4 = null) {
let i2 = 0, c = false;
const d2 = { node: e, parent: s2, key: t, container: r4, root: a2, remove() {
f2(r4).splice(Math.max(0, l2(t) + i2), 1), i2--, c = true;
}, removeAllNextSiblings() {
return f2(r4).splice(l2(t) + 1);
}, removeAllPrevSiblings() {
const o3 = l2(t) + i2;
return i2 -= o3, f2(r4).splice(0, Math.max(0, o3));
}, replaceWith(o3, y3 = {}) {
const b3 = !!y3.traverse;
r4 ? r4[Math.max(0, l2(t) + i2)] = o3 : u(s2, "Can't replace root node")[t] = o3, b3 && n(o3, s2, t, r4), c = true;
}, replaceWithMultiple(o3, y3 = {}) {
const b3 = !!y3.traverse;
if (f2(r4).splice(Math.max(0, l2(t) + i2), 1, ...o3), i2 += o3.length - 1, b3) {
let g = 0;
for (let x2 = 0; x2 < o3.length; x2++) g += n(o3[x2], s2, l2(t) + x2 + g, r4);
}
c = true;
}, skip() {
c = true;
} }, { type: m3 } = e, h2 = v2["*"], p = v2[m3], R3 = typeof h2 == "function" ? h2 : h2?.enter, P3 = typeof p == "function" ? p : p?.enter;
if (R3?.(d2, N), P3?.(d2, N), !c) switch (m3) {
case "AbsenceFunction":
case "CapturingGroup":
case "Group":
u2(e.body, e);
break;
case "Alternative":
case "CharacterClass":
u2(e.body, e);
break;
case "Assertion":
case "Backreference":
case "Character":
case "CharacterSet":
case "Directive":
case "Flags":
case "NamedCallout":
case "Subroutine":
break;
case "CharacterClassRange":
n(e.min, e, "min"), n(e.max, e, "max");
break;
case "LookaroundAssertion":
u2(e.body, e);
break;
case "Quantifier":
n(e.body, e, "body");
break;
case "Regex":
u2(e.body, e), n(e.flags, e, "flags");
break;
default:
throw new Error(`Unexpected node type "${m3}"`);
}
return p?.exit?.(d2, N), h2?.exit?.(d2, N), i2;
}
return n(a2), a2;
}
function f2(a2) {
if (!Array.isArray(a2)) throw new Error("Container expected");
return a2;
}
function l2(a2) {
if (typeof a2 != "number") throw new Error("Numeric key expected");
return a2;
}
// src/transform.js
function transform(ast, options) {
const opts = {
// A couple edge cases exist where options `accuracy` and `bestEffortTarget` are used:
// - `CharacterSet` kind `text_segment` (`\X`): An exact representation would require heavy
// Unicode data; a best-effort approximation requires knowing the target.
// - `CharacterSet` kind `posix` with values `graph` and `print`: Their complex Unicode
// representations would be hard to change to ASCII versions after the fact in the generator
// based on `target`/`accuracy`, so produce the appropriate structure here.
accuracy: "default",
asciiWordBoundaries: false,
avoidSubclass: false,
bestEffortTarget: "ES2025",
...options
};
addParentProperties(ast);
const firstPassState = {
accuracy: opts.accuracy,
asciiWordBoundaries: opts.asciiWordBoundaries,
avoidSubclass: opts.avoidSubclass,
flagDirectivesByAlt: /* @__PURE__ */ new Map(),
jsGroupNameMap: /* @__PURE__ */ new Map(),
minTargetEs2024: isMinTarget(opts.bestEffortTarget, "ES2024"),
passedLookbehind: false,
strategy: null,
// Subroutines can appear before the groups they ref, so collect reffed nodes for a second pass
subroutineRefMap: /* @__PURE__ */ new Map(),
supportedGNodes: /* @__PURE__ */ new Set(),
digitIsAscii: ast.flags.digitIsAscii,
spaceIsAscii: ast.flags.spaceIsAscii,
wordIsAscii: ast.flags.wordIsAscii
};
S(ast, FirstPassVisitor, firstPassState);
const globalFlags = {
dotAll: ast.flags.dotAll,
ignoreCase: ast.flags.ignoreCase
};
const secondPassState = {
currentFlags: globalFlags,
prevFlags: null,
globalFlags,
groupOriginByCopy: /* @__PURE__ */ new Map(),
groupsByName: /* @__PURE__ */ new Map(),
multiplexCapturesToLeftByRef: /* @__PURE__ */ new Map(),
openRefs: /* @__PURE__ */ new Map(),
reffedNodesByReferencer: /* @__PURE__ */ new Map(),
subroutineRefMap: firstPassState.subroutineRefMap
};
S(ast, SecondPassVisitor, secondPassState);
const thirdPassState = {
groupsByName: secondPassState.groupsByName,
highestOrphanBackref: 0,
numCapturesToLeft: 0,
reffedNodesByReferencer: secondPassState.reffedNodesByReferencer
};
S(ast, ThirdPassVisitor, thirdPassState);
ast._originMap = secondPassState.groupOriginByCopy;
ast._strategy = firstPassState.strategy;
return ast;
}
var FirstPassVisitor = {
AbsenceFunction({ node, parent, replaceWith }) {
const { body, kind } = node;
if (kind === "repeater") {
const innerGroup = A2();
innerGroup.body[0].body.push(
// Insert own alts as `body`
K2({ negate: true, body }),
Q2("Any")
);
const outerGroup = A2();
outerGroup.body[0].body.push(
_2("greedy", 0, Infinity, innerGroup)
);
replaceWith(setParentDeep(outerGroup, parent), { traverse: true });
} else {
throw new Error(`Unsupported absence function "(?~|"`);
}
},
Alternative: {
enter({ node, parent, key }, { flagDirectivesByAlt }) {
const flagDirectives = node.body.filter((el) => el.kind === "flags");
for (let i2 = key + 1; i2 < parent.body.length; i2++) {
const forwardSiblingAlt = parent.body[i2];
getOrInsert(flagDirectivesByAlt, forwardSiblingAlt, []).push(...flagDirectives);
}
},
exit({ node }, { flagDirectivesByAlt }) {
if (flagDirectivesByAlt.get(node)?.length) {
const flags = getCombinedFlagModsFromFlagNodes(flagDirectivesByAlt.get(node));
if (flags) {
const flagGroup = A2({ flags });
flagGroup.body[0].body = node.body;
node.body = [setParentDeep(flagGroup, node)];
}
}
}
},
Assertion({ node, parent, key, container, root, remove, replaceWith }, state) {
const { kind, negate } = node;
const { asciiWordBoundaries, avoidSubclass, supportedGNodes, wordIsAscii } = state;
if (kind === "text_segment_boundary") {
throw new Error(`Unsupported text segment boundary "\\${negate ? "Y" : "y"}"`);
} else if (kind === "line_end") {
replaceWith(setParentDeep(K2({ body: [
b2({ body: [F2("string_end")] }),
b2({ body: [m2(10)] })
// `\n`
] }), parent));
} else if (kind === "line_start") {
replaceWith(setParentDeep(parseFragment(r`(?<=\A|\n(?!\z))`, { skipLookbehindValidation: true }), parent));
} else if (kind === "search_start") {
if (supportedGNodes.has(node)) {
root.flags.sticky = true;
remove();
} else {
const prev = container[key - 1];
if (prev && isAlwaysNonZeroLength(prev)) {
replaceWith(setParentDeep(K2({ negate: true }), parent));
} else if (avoidSubclass) {
throw new Error(r`Uses "\G" in a way that requires a subclass`);
} else {
replaceWith(setParent(F2("string_start"), parent));
state.strategy = "clip_search";
}
}
} else if (kind === "string_end" || kind === "string_start") {
} else if (kind === "string_end_newline") {
replaceWith(setParentDeep(parseFragment(r`(?=\n?\z)`), parent));
} else if (kind === "word_boundary") {
if (!wordIsAscii && !asciiWordBoundaries) {
const b3 = `(?:(?<=${defaultWordChar})(?!${defaultWordChar})|(?<!${defaultWordChar})(?=${defaultWordChar}))`;
const B3 = `(?:(?<=${defaultWordChar})(?=${defaultWordChar})|(?<!${defaultWordChar})(?!${defaultWordChar}))`;
replaceWith(setParentDeep(parseFragment(negate ? B3 : b3), parent));
}
} else {
throw new Error(`Unexpected assertion kind "${kind}"`);
}
},
Backreference({ node }, { jsGroupNameMap }) {
let { ref } = node;
if (typeof ref === "string" && !isValidJsGroupName(ref)) {
ref = getAndStoreJsGroupName(ref, jsGroupNameMap);
node.ref = ref;
}
},
CapturingGroup({ node }, { jsGroupNameMap, subroutineRefMap }) {
let { name } = node;
if (name && !isValidJsGroupName(name)) {
name = getAndStoreJsGroupName(name, jsGroupNameMap);
node.name = name;
}
subroutineRefMap.set(node.number, node);
if (name) {
subroutineRefMap.set(name, node);
}
},
CharacterClassRange({ node, parent, replaceWith }) {
if (parent.kind === "intersection") {
const cc = C2({ body: [node] });
replaceWith(setParentDeep(cc, parent), { traverse: true });
}
},
CharacterSet({ node, parent, replaceWith }, { accuracy, minTargetEs2024, digitIsAscii, spaceIsAscii, wordIsAscii }) {
const { kind, negate, value } = node;
if (digitIsAscii && (kind === "digit" || value === "digit")) {
replaceWith(setParent(E2("digit", { negate }), parent));
return;
}
if (spaceIsAscii && (kind === "space" || value === "space")) {
replaceWith(setParentDeep(setNegate(parseFragment(asciiSpaceChar), negate), parent));
return;
}
if (wordIsAscii && (kind === "word" || value === "word")) {
replaceWith(setParent(E2("word", { negate }), parent));
return;
}
if (kind === "any") {
replaceWith(setParent(Q2("Any"), parent));
} else if (kind === "digit") {
replaceWith(setParent(Q2("Nd", { negate }), parent));
} else if (kind === "dot") {
} else if (kind === "text_segment") {
if (accuracy === "strict") {
throw new Error(r`Use of "\X" requires non-strict accuracy`);
}
const eBase = "\\p{Emoji}(?:\\p{EMod}|\\uFE0F\\u20E3?|[\\x{E0020}-\\x{E007E}]+\\x{E007F})?";
const emoji = r`\p{RI}{2}|${eBase}(?:\u200D${eBase})*`;
replaceWith(setParentDeep(parseFragment(
// Close approximation of an extended grapheme cluster; see: <unicode.org/reports/tr29/>
r`(?>\r\n|${minTargetEs2024 ? r`\p{RGI_Emoji}` : emoji}|\P{M}\p{M}*)`,
// Allow JS property `RGI_Emoji` through
{ skipPropertyNameValidation: true }
), parent));
} else if (kind === "hex") {
replaceWith(setParent(Q2("AHex", { negate }), parent));
} else if (kind === "newline") {
replaceWith(setParentDeep(parseFragment(negate ? "[^\n]" : "(?>\r\n?|[\n\v\f\x85\u2028\u2029])"), parent));
} else if (kind === "posix") {
if (!minTargetEs2024 && (value === "graph" || value === "print")) {
if (accuracy === "strict") {
throw new Error(`POSIX class "${value}" requires min target ES2024 or non-strict accuracy`);
}
let ascii = {
graph: "!-~",
print: " -~"
}[value];
if (negate) {
ascii = `\0-${cp(ascii.codePointAt(0) - 1)}${cp(ascii.codePointAt(2) + 1)}-\u{10FFFF}`;
}
replaceWith(setParentDeep(parseFragment(`[${ascii}]`), parent));
} else {
replaceWith(setParentDeep(setNegate(parseFragment(PosixClassMap.get(value)), negate), parent));
}
} else if (kind === "property") {
if (!JsUnicodePropertyMap.has(w2(value))) {
node.key = "sc";
}
} else if (kind === "space") {
replaceWith(setParent(Q2("space", { negate }), parent));
} else if (kind === "word") {
replaceWith(setParentDeep(setNegate(parseFragment(defaultWordChar), negate), parent));
} else {
throw new Error(`Unexpected character set kind "${kind}"`);
}
},
Directive({ node, parent, root, remove, replaceWith, removeAllPrevSiblings, removeAllNextSiblings }) {
const { kind, flags } = node;
if (kind === "flags") {
if (!flags.enable && !flags.disable) {
remove();
} else {
const flagGroup = A2({ flags });
flagGroup.body[0].body = removeAllNextSiblings();
replaceWith(setParentDeep(flagGroup, parent), { traverse: true });
}
} else if (kind === "keep") {
const firstAlt = root.body[0];
const hasWrapperGroup = root.body.length === 1 && // Not emulatable if within a `CapturingGroup`
o2(firstAlt, { type: "Group" }) && firstAlt.body[0].body.length === 1;
const topLevel = hasWrapperGroup ? firstAlt.body[0] : root;
if (parent.parent !== topLevel || topLevel.body.length > 1) {
throw new Error(r`Uses "\K" in a way that's unsupported`);
}
const lookbehind = K2({ behind: true });
lookbehind.body[0].body = removeAllPrevSiblings();
replaceWith(setParentDeep(lookbehind, parent));
} else {
throw new Error(`Unexpected directive kind "${kind}"`);
}
},
Flags({ node, parent }) {
if (node.posixIsAscii) {
throw new Error('Unsupported flag "P"');
}
if (node.textSegmentMode === "word") {
throw new Error('Unsupported flag "y{w}"');
}
[
"digitIsAscii",
// Flag D
"extended",
// Flag x
"posixIsAscii",
// Flag P
"spaceIsAscii",
// Flag S
"wordIsAscii",
// Flag W
"textSegmentMode"
// Flag y{g} or y{w}
].forEach((f3) => delete node[f3]);
Object.assign(node, {
// JS flag g; no Onig equiv
global: false,
// JS flag d; no Onig equiv
hasIndices: false,
// JS flag m; no Onig equiv but its behavior is always on in Onig. Onig's only line break
// char is line feed, unlike JS, so this flag isn't used since it would produce inaccurate
// results (also allows `^` and `$` to be used in the generator for string start and end)
multiline: false,
// JS flag y; no Onig equiv, but used for `\G` emulation
sticky: node.sticky ?? false
// Note: Regex+ doesn't allow explicitly adding flags it handles implicitly, so leave out
// properties `unicode` (JS flag u) and `unicodeSets` (JS flag v). Keep the existing values
// for `ignoreCase` (flag i) and `dotAll` (JS flag s, but Onig flag m)
});
parent.options = {
disable: {
// Onig uses different rules for flag x than Regex+, so disable the implicit flag
x: true,
// Onig has no flag to control "named capture only" mode but contextually applies its
// behavior when named capturing is used, so disable Regex+'s implicit flag for it
n: true
},
force: {
// Always add flag v because we're generating an AST that relies on it (it enables JS
// support for Onig features nested classes, intersection, Unicode properties, etc.).
// However, the generator might disable flag v based on its `target` option
v: true
}
};
},
Group({ node }) {
if (!node.flags) {
return;
}
const { enable, disable } = node.flags;
enable?.extended && delete enable.extended;
disable?.extended && delete disable.extended;
enable?.dotAll && disable?.dotAll && delete enable.dotAll;
enable?.ignoreCase && disable?.ignoreCase && delete enable.ignoreCase;
enable && !Object.keys(enable).length && delete node.flags.enable;
disable && !Object.keys(disable).length && delete node.flags.disable;
!node.flags.enable && !node.flags.disable && delete node.flags;
},
LookaroundAssertion({ node }, state) {
const { kind } = node;
if (kind === "lookbehind") {
state.passedLookbehind = true;
}
},
NamedCallout({ node, parent, replaceWith }) {
const { kind } = node;
if (kind === "fail") {
replaceWith(setParentDeep(K2({ negate: true }), parent));
} else {
throw new Error(`Unsupported named callout "(*${kind.toUpperCase()}"`);
}
},
Quantifier({ node }) {
if (node.body.type === "Quantifier") {
const group = A2();
group.body[0].body.push(node.body);
node.body = setParentDeep(group, node);
}
},
Regex: {
enter({ node }, { supportedGNodes }) {
const leadingGs = [];
let hasAltWithLeadG = false;
let hasAltWithoutLeadG = false;
for (const alt of node.body) {
if (alt.body.length === 1 && alt.body[0].kind === "search_start") {
alt.body.pop();
} else {
const leadingG = getLeadingG(alt.body);
if (leadingG) {
hasAltWithLeadG = true;
Array.isArray(leadingG) ? leadingGs.push(...leadingG) : leadingGs.push(leadingG);
} else {
hasAltWithoutLeadG = true;
}
}
}
if (hasAltWithLeadG && !hasAltWithoutLeadG) {
leadingGs.forEach((g) => supportedGNodes.add(g));
}
},
exit(_3, { accuracy, passedLookbehind, strategy }) {
if (accuracy === "strict" && passedLookbehind && strategy) {
throw new Error(r`Uses "\G" in a way that requires non-strict accuracy`);
}
}
},
Subroutine({ node }, { jsGroupNameMap }) {
let { ref } = node;
if (typeof ref === "string" && !isValidJsGroupName(ref)) {
ref = getAndStoreJsGroupName(ref, jsGroupNameMap);
node.ref = ref;
}
}
};
var SecondPassVisitor = {
Backreference({ node }, { multiplexCapturesToLeftByRef, reffedNodesByReferencer }) {
const { orphan, ref } = node;
if (!orphan) {
reffedNodesByReferencer.set(node, [...multiplexCapturesToLeftByRef.get(ref).map(({ node: node2 }) => node2)]);
}
},
CapturingGroup: {
enter({
node,
parent,
replaceWith,
skip
}, {
groupOriginByCopy,
groupsByName,
multiplexCapturesToLeftByRef,
openRefs,
reffedNodesByReferencer
}) {
const origin = groupOriginByCopy.get(node);
if (origin && openRefs.has(node.number)) {
const recursion2 = setParent(createRecursion(node.number), parent);
reffedNodesByReferencer.set(recursion2, openRefs.get(node.number));
replaceWith(recursion2);
return;
}
openRefs.set(node.number, node);
multiplexCapturesToLeftByRef.set(node.number, []);
if (node.name) {
getOrInsert(multiplexCapturesToLeftByRef, node.name, []);
}
const multiplexNodes = multiplexCapturesToLeftByRef.get(node.name ?? node.number);
for (let i2 = 0; i2 < multiplexNodes.length; i2++) {
const multiplex = multiplexNodes[i2];
if (
// This group is from subroutine expansion, and there's a multiplex value from either the
// origin node or a prior subroutine expansion group with the same origin
origin === multiplex.node || origin && origin === multiplex.origin || // This group is not from subroutine expansion, and it comes after a subroutine expansion
// group that refers to this group
node === multiplex.origin
) {
multiplexNodes.splice(i2, 1);
break;
}
}
multiplexCapturesToLeftByRef.get(node.number).push({ node, origin });
if (node.name) {
multiplexCapturesToLeftByRef.get(node.name).push({ node, origin });
}
if (node.name) {
const groupsWithSameName = getOrInsert(groupsByName, node.name, /* @__PURE__ */ new Map());
let hasDuplicateNameToRemove = false;
if (origin) {
hasDuplicateNameToRemove = true;
} else {
for (const groupInfo of groupsWithSameName.values()) {
if (!groupInfo.hasDuplicateNameToRemove) {
hasDuplicateNameToRemove = true;
break;
}
}
}
groupsByName.get(node.name).set(node, { node, hasDuplicateNameToRemove });
}
},
exit({ node }, { openRefs }) {
openRefs.delete(node.number);
}
},
Group: {
enter({ node }, state) {
state.prevFlags = state.currentFlags;
if (node.flags) {
state.currentFlags = getNewCurrentFlags(state.currentFlags, node.flags);
}
},
exit(_3, state) {
state.currentFlags = state.prevFlags;
}
},
Subroutine({ node, parent, replaceWith }, state) {
const { isRecursive, ref } = node;
if (isRecursive) {
let reffed = parent;
while (reffed = reffed.parent) {
if (reffed.type === "CapturingGroup" && (reffed.name === ref || reffed.number === ref)) {
break;
}
}
state.reffedNodesByReferencer.set(node, reffed);
return;
}
const reffedGroupNode = state.subroutineRefMap.get(ref);
const isGlobalRecursion = ref === 0;
const expandedSubroutine = isGlobalRecursion ? createRecursion(0) : (
// The reffed group might itself contain subroutines, which are expanded during sub-traversal
cloneCapturingGroup(reffedGroupNode, state.groupOriginByCopy, null)
);
let replacement = expandedSubroutine;
if (!isGlobalRecursion) {
const reffedGroupFlagMods = getCombinedFlagModsFromFlagNodes(getAllParents(
reffedGroupNode,
(p) => p.type === "Group" && !!p.flags
));
const reffedGroupFlags = reffedGroupFlagMods ? getNewCurrentFlags(state.globalFlags, reffedGroupFlagMods) : state.globalFlags;
if (!areFlagsEqual(reffedGroupFlags, state.currentFlags)) {
replacement = A2({
flags: getFlagModsFromFlags(reffedGroupFlags)
});
replacement.body[0].body.push(expandedSubroutine);
}
}
replaceWith(setParentDeep(replacement, parent), { traverse: !isGlobalRecursion });
}
};
var ThirdPassVisitor = {
Backreference({ node, parent, replaceWith }, state) {
if (node.orphan) {
state.highestOrphanBackref = Math.max(state.highestOrphanBackref, node.ref);
return;
}
const reffedNodes = state.reffedNodesByReferencer.get(node);
const participants = reffedNodes.filter((reffed) => canParticipateWithNode(reffed, node));
if (!participants.length) {
replaceWith(setParentDeep(K2({ negate: true }), parent));
} else if (participants.length > 1) {
const group = A2({
atomic: true,
body: participants.reverse().map((reffed) => b2({
body: [k2(reffed.number)]
}))
});
replaceWith(setParentDeep(group, parent));
} else {
node.ref = participants[0].number;
}
},
CapturingGroup({ node }, state) {
node.number = ++state.numCapturesToLeft;
if (node.name) {
if (state.groupsByName.get(node.name).get(node).hasDuplicateNameToRemove) {
delete node.name;
}
}
},
Regex: {
exit({ node }, state) {
const numCapsNeeded = Math.max(state.highestOrphanBackref - state.numCapturesToLeft, 0);
for (let i2 = 0; i2 < numCapsNeeded; i2++) {
const emptyCapture = P2();
node.body.at(-1).body.push(emptyCapture);
}
}
},
Subroutine({ node }, state) {
if (!node.isRecursive || node.ref === 0) {
return;
}
node.ref = state.reffedNodesByReferencer.get(node).number;
}
};
function addParentProperties(root) {
S(root, {
"*"({ node, parent }) {
node.parent = parent;
}
});
}
function areFlagsEqual(a2, b3) {
return a2.dotAll === b3.dotAll && a2.ignoreCase === b3.ignoreCase;
}
function canParticipateWithNode(capture, node) {
let rightmostPoint = node;
do {
if (rightmostPoint.type === "Regex") {
return false;
}
if (rightmostPoint.type === "Alternative") {
continue;
}
if (rightmostPoint === capture) {
return false;
}
const kidsOfParent = getKids(rightmostPoint.parent);
for (const kid of kidsOfParent) {
if (kid === rightmostPoint) {
break;
}
if (kid === capture || isAncestorOf(kid, capture)) {
return true;
}
}
} while (rightmostPoint = rightmostPoint.parent);
throw new Error("Unexpected path");
}
function cloneCapturingGroup(obj, originMap, up, up2) {
const store = Array.isArray(obj) ? [] : {};
for (const [key, value] of Object.entries(obj)) {
if (key === "parent") {
store.parent = Array.isArray(up) ? up2 : up;
} else if (value && typeof value === "object") {
store[key] = cloneCapturingGroup(value, originMap, store, up);
} else {
if (key === "type" && value === "CapturingGroup") {
originMap.set(store, originMap.get(obj) ?? obj);
}
store[key] = value;
}
}
return store;
}
function createRecursion(ref) {
const node = O2(ref);
node.isRecursive = true;
return node;
}
function getAllParents(node, filterFn) {
const results = [];
while (node = node.parent) {
if (!filterFn || filterFn(node)) {
results.push(node);
}
}
return results;
}
function getAndStoreJsGroupName(name, map) {
if (map.has(name)) {
return map.get(name);
}
const jsName = `$${map.size}_${name.replace(/^[^$_\p{IDS}]|[^$\u200C\u200D\p{IDC}]/ug, "_")}`;
map.set(name, jsName);
return jsName;
}
function getCombinedFlagModsFromFlagNodes(flagNodes) {
const flagProps = ["dotAll", "ignoreCase"];
const combinedFlags = { enable: {}, disable: {} };
flagNodes.forEach(({ flags }) => {
flagProps.forEach((prop) => {
if (flags.enable?.[prop]) {
delete combinedFlags.disable[prop];
combinedFlags.enable[prop] = true;
}
if (flags.disable?.[prop]) {
combinedFlags.disable[prop] = true;
}
});
});
if (!Object.keys(combinedFlags.enable).length) {
delete combinedFlags.enable;
}
if (!Object.keys(combinedFlags.disable).length) {
delete combinedFlags.disable;
}
if (combinedFlags.enable || combinedFlags.disable) {
return combinedFlags;
}
return null;
}
function getFlagModsFromFlags({ dotAll, ignoreCase }) {
const mods = {};
if (dotAll || ignoreCase) {
mods.enable = {};
dotAll && (mods.enable.dotAll = true);
ignoreCase && (mods.enable.ignoreCase = true);
}
if (!dotAll || !ignoreCase) {
mods.disable = {};
!dotAll && (mods.disable.dotAll = true);
!ignoreCase && (mods.disable.ignoreCase = true);
}
return mods;
}
function getKids(node) {
if (!node) {
throw new Error("Node expected");
}
const { body } = node;
return Array.isArray(body) ? body : body ? [body] : null;
}
function getLeadingG(els) {
const firstToConsider = els.find((el) => el.kind === "search_start" || isLoneGLookaround(el, { negate: false }) || !isAlwaysZeroLength(el));
if (!firstToConsider) {
return null;
}
if (firstToConsider.kind === "search_start") {
return firstToConsider;
}
if (firstToConsider.type === "LookaroundAssertion") {
return firstToConsider.body[0].body[0];
}
if (firstToConsider.type === "CapturingGroup" || firstToConsider.type === "Group") {
const gNodesForGroup = [];
for (const alt of firstToConsider.body) {
const leadingG = getLeadingG(alt.body);
if (!leadingG) {
return null;
}
Array.isArray(leadingG) ? gNodesForGroup.push(...leadingG) : gNodesForGroup.push(leadingG);
}
return gNodesForGroup;
}
return null;
}
function isAncestorOf(node, descendant) {
const kids = getKids(node) ?? [];
for (const kid of kids) {
if (kid === descendant || isAncestorOf(kid, descendant)) {
return true;
}
}
return false;
}
function isAlwaysZeroLength({ type }) {
return type === "Assertion" || type === "Directive" || type === "LookaroundAssertion";
}
function isAlwaysNonZeroLength(node) {
const types = [
"Character",
"CharacterClass",
"CharacterSet"
];
return types.includes(node.type) || node.type === "Quantifier" && node.min && types.includes(node.body.type);
}
function isLoneGLookaround(node, options) {
const opts = {
negate: null,
...options
};
return node.type === "LookaroundAssertion" && (opts.negate === null || node.negate === opts.negate) && node.body.length === 1 && o2(node.body[0], {
type: "Assertion",
kind: "search_start"
});
}
function isValidJsGroupName(name) {
return /^[$_\p{IDS}][$\u200C\u200D\p{IDC}]*$/u.test(name);
}
function parseFragment(pattern, options) {
const ast = J2(pattern, {
...options,
// Providing a custom set of Unicode property names avoids converting some JS Unicode
// properties (ex: `\p{Alpha}`) to Onig POSIX classes
unicodePropertyMap: JsUnicodePropertyMap
});
const alts = ast.body;
if (alts.length > 1 || alts[0].body.length > 1) {
return A2({ body: alts });
}
return alts[0].body[0];
}
function setNegate(node, negate) {
node.negate = negate;
return node;
}
function setParent(node, parent) {
node.parent = parent;
return node;
}
function setParentDeep(node, parent) {
addParentProperties(node);
node.parent = parent;
return node;
}
// src/generate.js
function generate(ast, options) {
const opts = getOptions(options);
const minTargetEs2024 = isMinTarget(opts.target, "ES2024");
const minTargetEs2025 = isMinTarget(opts.target, "ES2025");
const recursionLimit = opts.rules.recursionLimit;
if (!Number.isInteger(recursionLimit) || recursionLimit < 2 || recursionLimit > 20) {
throw new Error("Invalid recursionLimit; use 2-20");
}
let hasCaseInsensitiveNode = null;
let hasCaseSensitiveNode = null;
if (!minTargetEs2025) {
const iStack = [ast.flags.ignoreCase];
S(ast, FlagModifierVisitor, {
getCurrentModI: () => iStack.at(-1),
popModI() {
iStack.pop();
},
pushModI(isIOn) {
iStack.push(isIOn);
},
setHasCasedChar() {
if (iStack.at(-1)) {
hasCaseInsensitiveNode = true;
} else {
hasCaseSensitiveNode = true;
}
}
});
}
const appliedGlobalFlags = {
dotAll: ast.flags.dotAll,
// - Turn global flag i on if a case insensitive node was used and no case sensitive nodes were
// used (to avoid unnecessary node expansion).
// - Turn global flag i off if a case sensitive node was used (since case sensitivity can't be
// forced without the use of ES2025 flag groups)
ignoreCase: !!((ast.flags.ignoreCase || hasCaseInsensitiveNode) && !hasCaseSensitiveNode)
};
let lastNode = ast;
const state = {
accuracy: opts.accuracy,
appliedGlobalFlags,
captureMap: /* @__PURE__ */ new Map(),
currentFlags: {
dotAll: ast.flags.dotAll,
ignoreCase: ast.flags.ignoreCase
},
inCharClass: false,
lastNode,
originMap: ast._originMap,
recursionLimit,
useAppliedIgnoreCase: !!(!minTargetEs2025 && hasCaseInsensitiveNode && hasCaseSensitiveNode),
useFlagMods: minTargetEs2025,
useFlagV: minTargetEs2024,
verbose: opts.verbose
};
function gen(node) {
state.lastNode = lastNode;
lastNode = node;
const fn = throwIfNullish(generator[node.type], `Unexpected node type "${node.type}"`);
return fn(node, state, gen);
}
const result = {
pattern: ast.body.map(gen).join("|"),
// Could reset `lastNode` at this point via `lastNode = ast`, but it isn't needed by flags
flags: gen(ast.flags),
options: { ...ast.options }
};
if (!minTargetEs2024) {
delete result.options.force.v;
result.options.disable.v = true;
result.options.unicodeSetsPlugin = null;
}
result._captureTransfers = /* @__PURE__ */ new Map();
result._hiddenCaptures = [];
state.captureMap.forEach((value, key) => {
if (value.hidden) {
result._hiddenCaptures.push(key);
}
if (value.transferTo) {
getOrInsert(result._captureTransfers, value.transferTo, []).push(key);
}
});
return result;
}
var FlagModifierVisitor = {
"*": {
enter({ node }, state) {
if (isAnyGroup(node)) {
const currentModI = state.getCurrentModI();
state.pushModI(
node.flags ? getNewCurrentFlags({ ignoreCase: currentModI }, node.flags).ignoreCase : currentModI
);
}
},
exit({ node }, state) {
if (isAnyGroup(node)) {
state.popModI();
}
}
},
Backreference(_3, state) {
state.setHasCasedChar();
},
Character({ node }, state) {
if (charHasCase(cp(node.value))) {
state.setHasCasedChar();
}
},
CharacterClassRange({ node, skip }, state) {
skip();
if (getCasesOutsideCharClassRange(node, { firstOnly: true }).length) {
state.setHasCasedChar();
}
},
CharacterSet({ node }, state) {
if (node.kind === "property" && UnicodePropertiesWithSpecificCase.has(node.value)) {
state.setHasCasedChar();
}
}
};
var generator = {
/**
@param {AlternativeNode} node
*/
Alternative({ body }, _3, gen) {
return body.map(gen).join("");
},
/**
@param {AssertionNode} node
*/
Assertion({ kind, negate }) {
if (kind === "string_end") {
return "$";
}
if (kind === "string_start") {
return "^";
}
if (kind === "word_boundary") {
return negate ? r`\B` : r`\b`;
}
throw new Error(`Unexpected assertion kind "${kind}"`);
},
/**
@param {BackreferenceNode} node
*/
Backreference({ ref }, state) {
if (typeof ref !== "number") {
throw new Error("Unexpected named backref in transformed AST");
}
if (!state.useFlagMods && state.accuracy === "strict" && state.currentFlags.ignoreCase && !state.captureMap.get(ref).ignoreCase) {
throw new Error("Use of case-insensitive backref to case-sensitive group requires target ES2025 or non-strict accuracy");
}
return "\\" + ref;
},
/**
@param {CapturingGroupNode} node
*/
CapturingGroup(node, state, gen) {
const { body, name, number } = node;
const data = { ignoreCase: state.currentFlags.ignoreCase };
const origin = state.originMap.get(node);
if (origin) {
data.hidden = true;
if (number > origin.number) {
data.transferTo = origin.number;
}
}
state.captureMap.set(number, data);
return `(${name ? `?<${name}>` : ""}${body.map(gen).join("|")})`;
},
/**
@param {CharacterNode} node
*/
Character({ value }, state) {
const char = cp(value);
const escaped = getCharEscape(value, {
escDigit: state.lastNode.type === "Backreference",
inCharClass: state.inCharClass,
useFlagV: state.useFlagV
});
if (escaped !== char) {
return escaped;
}
if (state.useAppliedIgnoreCase && state.currentFlags.ignoreCase && charHasCase(char)) {
const cases = getIgnoreCaseMatchChars(char);
return state.inCharClass ? cases.join("") : cases.length > 1 ? `[${cases.join("")}]` : cases[0];
}
return char;
},
/**
@param {CharacterClassNode} node
*/
CharacterClass(node, state, gen) {
const { kind, negate, parent } = node;
let { body } = node;
if (kind === "intersection" && !state.useFlagV) {
throw new Error("Use of class intersection requires min target ES2024");
}
if (envFlags.bugFlagVLiteralHyphenIsRange && state.useFlagV && body.some(isLiteralHyphen)) {
body = [m2(45), ...body.filter((kid) => !isLiteralHyphen(kid))];
}
const genClass = () => `[${negate ? "^" : ""}${body.map(gen).join(kind === "intersection" ? "&&" : "")}]`;
if (!state.inCharClass) {
if (
// Already established `kind !== 'intersection'` if `!state.useFlagV`; don't check again
(!state.useFlagV || envFlags.bugNestedClassIgnoresNegation) && !negate
) {
const negatedChildClasses = body.filter(
(kid) => kid.type === "CharacterClass" && kid.kind === "union" && kid.negate
);
if (negatedChildClasses.length) {
const group = A2();
const groupFirstAlt = group.body[0];
group.parent = parent;
groupFirstAlt.parent = group;
body = body.filter((kid) => !negatedChildClasses.includes(kid));
node.body = body;
if (body.length) {
node.parent = groupFirstAlt;
groupFirstAlt.body.push(node);
} else {
group.body.pop();
}
negatedChildClasses.forEach((cc) => {
const newAlt = b2({ body: [cc] });
cc.parent = newAlt;
newAlt.parent = group;
group.body.push(newAlt);
});
return gen(group);
}
}
state.inCharClass = true;
const result = genClass();
state.inCharClass = false;
return result;
}
const firstEl = body[0];
if (
// Already established that the parent is a char class via `inCharClass`; don't check again
kind === "union" && !negate && firstEl && // Allows many nested classes to work with `target` ES2018 which doesn't support nesting
((!state.useFlagV || !state.verbose) && parent.kind === "union" && !(envFlags.bugFlagVLiteralHyphenIsRange && state.useFlagV) || !state.verbose && parent.kind === "intersection" && // JS doesn't allow intersection with union or ranges
body.length === 1 && firstEl.type !== "CharacterClassRange")
) {
return body.map(gen).join("");
}
if (!state.useFlagV && parent.type === "CharacterClass") {
throw new Error("Use of nested character class requires min target ES2024");
}
return genClass();
},
/**
@param {CharacterClassRangeNode} node
*/
CharacterClassRange(node, state) {
const min = node.min.value;
const max = node.max.value;
const escOpts = {
escDigit: false,
inCharClass: true,
useFlagV: state.useFlagV
};
const minStr = getCharEscape(min, escOpts);
const maxStr = getCharEscape(max, escOpts);
const extraChars = /* @__PURE__ */ new Set();
if (state.useAppliedIgnoreCase && state.currentFlags.ignoreCase) {
const charsOutsideRange = getCasesOutsideCharClassRange(node);
const ranges = getCodePointRangesFromChars(charsOutsideRange);
ranges.forEach((value) => {
extraChars.add(
Array.isArray(value) ? `${getCharEscape(value[0], escOpts)}-${getCharEscape(value[1], escOpts)}` : getCharEscape(value, escOpts)
);
});
}
return `${minStr}-${maxStr}${[...extraChars].join("")}`;
},
/**
@param {CharacterSetNode} node
*/
CharacterSet({ kind, negate, value, key }, state) {
if (kind === "dot") {
return state.currentFlags.dotAll ? state.appliedGlobalFlags.dotAll || state.useFlagMods ? "." : "[^]" : (
// Onig's only line break char is line feed, unlike JS
r`[^\n]`
);
}
if (kind === "digit") {
return negate ? r`\D` : r`\d`;
}
if (kind === "property") {
if (state.useAppliedIgnoreCase && state.currentFlags.ignoreCase && UnicodePropertiesWithSpecificCase.has(value)) {
throw new Error(`Unicode property "${value}" can't be case-insensitive when other chars have specific case`);
}
return `${negate ? r`\P` : r`\p`}{${key ? `${key}=` : ""}${value}}`;
}
if (kind === "word") {
return negate ? r`\W` : r`\w`;
}
throw new Error(`Unexpected character set kind "${kind}"`);
},
/**
@param {FlagsNode} node
*/
Flags(node, state) {
return (
// The transformer should never turn on the properties for flags d, g, m since Onig doesn't
// have equivs. Flag m is never used since Onig uses different line break chars than JS
// (node.hasIndices ? 'd' : '') +
// (node.global ? 'g' : '') +
// (node.multiline ? 'm' : '') +
(state.appliedGlobalFlags.ignoreCase ? "i" : "") + (node.dotAll ? "s" : "") + (node.sticky ? "y" : "")
);
},
/**
@param {GroupNode} node
*/
Group({ atomic: atomic2, body, flags, parent }, state, gen) {
const currentFlags = state.currentFlags;
if (flags) {
state.currentFlags = getNewCurrentFlags(currentFlags, flags);
}
const contents = body.map(gen).join("|");
const result = !state.verbose && body.length === 1 && // Single alt
parent.type !== "Quantifier" && !atomic2 && (!state.useFlagMods || !flags) ? contents : `(?${getGroupPrefix(atomic2, flags, state.useFlagMods)}${contents})`;
state.currentFlags = currentFlags;
return result;
},
/**
@param {LookaroundAssertionNode} node
*/
LookaroundAssertion({ body, kind, negate }, _3, gen) {
const prefix = `${kind === "lookahead" ? "" : "<"}${negate ? "!" : "="}`;
return `(?${prefix}${body.map(gen).join("|")})`;
},
/**
@param {QuantifierNode} node
*/
Quantifier(node, _3, gen) {
return gen(node.body) + getQuantifierStr(node);
},
/**
@param {SubroutineNode & {isRecursive: true}} node
*/
Subroutine({ isRecursive, ref }, state) {
if (!isRecursive) {
throw new Error("Unexpected non-recursive subroutine in transformed AST");
}
const limit = state.recursionLimit;
return ref === 0 ? `(?R=${limit})` : r`\g<${ref}&R=${limit}>`;
}
};
var BaseEscapeChars = /* @__PURE__ */ new Set([
"$",
"(",
")",
"*",
"+",
".",
"?",
"[",
"\\",
"]",
"^",
"{",
"|",
"}"
]);
var CharClassEscapeChars = /* @__PURE__ */ new Set([
"-",
"\\",
"]",
"^",
// Literal `[` doesn't require escaping with flag u, but this can help work around regex source
// linters and regex syntax processors that expect unescaped `[` to create a nested class
"["
]);
var CharClassEscapeCharsFlagV = /* @__PURE__ */ new Set([
"(",
")",
"-",
"/",
"[",
"\\",
"]",
"^",
"{",
"|",
"}",
// Double punctuators; also includes already-listed `-` and `^`
"!",
"#",
"$",
"%",
"&",
"*",
"+",
",",
".",
":",
";",
"<",
"=",
">",
"?",
"@",
"`",
"~"
]);
var CharCodeEscapeMap = /* @__PURE__ */ new Map([
[9, r`\t`],
// horizontal tab
[10, r`\n`],
// line feed
[11, r`\v`],
// vertical tab
[12, r`\f`],
// form feed
[13, r`\r`],
// carriage return
[8232, r`\u2028`],
// line separator
[8233, r`\u2029`],
// paragraph separator
[65279, r`\uFEFF`]
// ZWNBSP/BOM
]);
var casedRe = /^\p{Cased}$/u;
function charHasCase(char) {
return casedRe.test(char);
}
function getCasesOutsideCharClassRange(node, options) {
const firstOnly = !!options?.firstOnly;
const min = node.min.value;
const max = node.max.value;
const found = [];
if (min < 65 && (max === 65535 || max >= 131071) || min === 65536 && max >= 131071) {
return found;
}
for (let i2 = min; i2 <= max; i2++) {
const char = cp(i2);
if (!charHasCase(char)) {
continue;
}
const charsOutsideRange = getIgnoreCaseMatchChars(char).filter((caseOfChar) => {
const num = caseOfChar.codePointAt(0);
return num < min || num > max;
});
if (charsOutsideRange.length) {
found.push(...charsOutsideRange);
if (firstOnly) {
break;
}
}
}
return found;
}
function getCharEscape(codePoint, { escDigit, inCharClass, useFlagV }) {
if (CharCodeEscapeMap.has(codePoint)) {
return CharCodeEscapeMap.get(codePoint);
}
if (
// Control chars, etc.; condition modeled on the Chrome developer console's display for strings
codePoint < 32 || codePoint > 126 && codePoint < 160 || // Unicode planes 4-16; unassigned, special purpose, and private use area
codePoint > 262143 || // Avoid corrupting a preceding backref by immediately following it with a literal digit
escDigit && isDigitCharCode(codePoint)
) {
return codePoint > 255 ? `\\u{${codePoint.toString(16).toUpperCase()}}` : `\\x${codePoint.toString(16).toUpperCase().padStart(2, "0")}`;
}
const escapeChars = inCharClass ? useFlagV ? CharClassEscapeCharsFlagV : CharClassEscapeChars : BaseEscapeChars;
const char = cp(codePoint);
return (escapeChars.has(char) ? "\\" : "") + char;
}
function getCodePointRangesFromChars(chars) {
const codePoints = chars.map((char) => char.codePointAt(0)).sort((a2, b3) => a2 - b3);
const values = [];
let start = null;
for (let i2 = 0; i2 < codePoints.length; i2++) {
if (codePoints[i2 + 1] === codePoints[i2] + 1) {
start ??= codePoints[i2];
} else if (start === null) {
values.push(codePoints[i2]);
} else {
values.push([start, codePoints[i2]]);
start = null;
}
}
return values;
}
function getGroupPrefix(atomic2, flagMods, useFlagMods) {
if (atomic2) {
return ">";
}
let mods = "";
if (flagMods && useFlagMods) {
const { enable, disable } = flagMods;
mods = (enable?.ignoreCase ? "i" : "") + (enable?.dotAll ? "s" : "") + (disable ? "-" : "") + (disable?.ignoreCase ? "i" : "") + (disable?.dotAll ? "s" : "");
}
return `${mods}:`;
}
function getQuantifierStr({ kind, max, min }) {
let base;
if (!min && max === 1) {
base = "?";
} else if (!min && max === Infinity) {
base = "*";
} else if (min === 1 && max === Infinity) {
base = "+";
} else if (min === max) {
base = `{${min}}`;
} else {
base = `{${min},${max === Infinity ? "" : max}}`;
}
return base + {
greedy: "",
lazy: "?",
possessive: "+"
}[kind];
}
function isAnyGroup({ type }) {
return type === "CapturingGroup" || type === "Group" || type === "LookaroundAssertion";
}
function isDigitCharCode(value) {
return value > 47 && value < 58;
}
function isLiteralHyphen({ type, value }) {
return type === "Character" && value === 45;
}
// src/subclass.js
var EmulatedRegExp = class _EmulatedRegExp extends RegExp {
/**
@type {Map<number, {
hidden?: true;
transferTo?: number;
}>}
*/
#captureMap = /* @__PURE__ */ new Map();
/**
@type {RegExp | EmulatedRegExp | null}
*/
#compiled = null;
/**
@type {string}
*/
#pattern;
/**
@type {Map<number, string>?}
*/
#nameMap = null;
/**
@type {string?}
*/
#strategy = null;
/**
Can be used to serialize the instance.
@type {EmulatedRegExpOptions}
*/
rawOptions = {};
// Override the getter with one that works with lazy-compiled regexes
get source() {
return this.#pattern || "(?:)";
}
/**
@overload
@param {string} pattern
@param {string} [flags]
@param {EmulatedRegExpOptions} [options]
*/
/**
@overload
@param {EmulatedRegExp} pattern
@param {string} [flags]
*/
constructor(pattern, flags, options) {
const lazyCompile = !!options?.lazyCompile;
if (pattern instanceof RegExp) {
if (options) {
throw new Error("Cannot provide options when copying a regexp");
}
const re2 = pattern;
super(re2, flags);
this.#pattern = re2.source;
if (re2 instanceof _EmulatedRegExp) {
this.#captureMap = re2.#captureMap;
this.#nameMap = re2.#nameMap;
this.#strategy = re2.#strategy;
this.rawOptions = re2.rawOptions;
}
} else {
const opts = {
hiddenCaptures: [],
strategy: null,
transfers: [],
...options
};
super(lazyCompile ? "" : pattern, flags);
this.#pattern = pattern;
this.#captureMap = createCaptureMap(opts.hiddenCaptures, opts.transfers);
this.#strategy = opts.strategy;
this.rawOptions = options ?? {};
}
if (!lazyCompile) {
this.#compiled = this;
}
}
/**
Called internally by all String/RegExp methods that use regexes.
@override
@param {string} str
@returns {RegExpExecArray?}
*/
exec(str) {
if (!this.#compiled) {
const { lazyCompile, ...rest } = this.rawOptions;
this.#compiled = new _EmulatedRegExp(this.#pattern, this.flags, rest);
}
const useLastIndex = this.global || this.sticky;
const pos = this.lastIndex;
if (this.#strategy === "clip_search" && useLastIndex && pos) {
this.lastIndex = 0;
const match = this.#execCore(str.slice(pos));
if (match) {
adjustMatchDetailsForOffset(match, pos, str, this.hasIndices);
this.lastIndex += pos;
}
return match;
}
return this.#execCore(str);
}
/**
Adds support for hidden and transfer captures.
@param {string} str
@returns
*/
#execCore(str) {
this.#compiled.lastIndex = this.lastIndex;
const match = super.exec.call(this.#compiled, str);
this.lastIndex = this.#compiled.lastIndex;
if (!match || !this.#captureMap.size) {
return match;
}
const matchCopy = [...match];
match.length = 1;
let indicesCopy;
if (this.hasIndices) {
indicesCopy = [...match.indices];
match.indices.length = 1;
}
const mappedNums = [0];
for (let i2 = 1; i2 < matchCopy.length; i2++) {
const { hidden, transferTo } = this.#captureMap.get(i2) ?? {};
if (hidden) {
mappedNums.push(null);
} else {
mappedNums.push(match.length);
match.push(matchCopy[i2]);
if (this.hasIndices) {
match.indices.push(indicesCopy[i2]);
}
}
if (transferTo && matchCopy[i2] !== void 0) {
const to = mappedNums[transferTo];
if (!to) {
throw new Error(`Invalid capture transfer to "${to}"`);
}
match[to] = matchCopy[i2];
if (this.hasIndices) {
match.indices[to] = indicesCopy[i2];
}
if (match.groups) {
if (!this.#nameMap) {
this.#nameMap = createNameMap(this.source);
}
const name = this.#nameMap.get(transferTo);
if (name) {
match.groups[name] = matchCopy[i2];
if (this.hasIndices) {
match.indices.groups[name] = indicesCopy[i2];
}
}
}
}
}
return match;
}
};
function adjustMatchDetailsForOffset(match, offset, input, hasIndices) {
match.index += offset;
match.input = input;
if (hasIndices) {
const indices = match.indices;
for (let i2 = 0; i2 < indices.length; i2++) {
const arr = indices[i2];
if (arr) {
indices[i2] = [arr[0] + offset, arr[1] + offset];
}
}
const groupIndices = indices.groups;
if (groupIndices) {
Object.keys(groupIndices).forEach((key) => {
const arr = groupIndices[key];
if (arr) {
groupIndices[key] = [arr[0] + offset, arr[1] + offset];
}
});
}
}
}
function createCaptureMap(hiddenCaptures, transfers) {
const captureMap = /* @__PURE__ */ new Map();
for (const num of hiddenCaptures) {
captureMap.set(num, {
hidden: true
});
}
for (const [to, from] of transfers) {
for (const num of from) {
getOrInsert(captureMap, num, {}).transferTo = to;
}
}
return captureMap;
}
function createNameMap(pattern) {
const re2 = /(?<capture>\((?:\?<(?![=!])(?<name>[^>]+)>|(?!\?)))|\\?./gsu;
const map = /* @__PURE__ */ new Map();
let numCharClassesOpen = 0;
let numCaptures = 0;
let match;
while (match = re2.exec(pattern)) {
const { 0: m3, groups: { capture, name } } = match;
if (m3 === "[") {
numCharClassesOpen++;
} else if (!numCharClassesOpen) {
if (capture) {
numCaptures++;
if (name) {
map.set(numCaptures, name);
}
}
} else if (m3 === "]") {
numCharClassesOpen--;
}
}
return map;
}
// node_modules/.pnpm/regex@6.0.1/node_modules/regex/src/utils-internals.js
var noncapturingDelim = String.raw`\(\?(?:[:=!>A-Za-z\-]|<[=!]|\(DEFINE\))`;
function incrementIfAtLeast(arr, threshold) {
for (let i2 = 0; i2 < arr.length; i2++) {
if (arr[i2] >= threshold) {
arr[i2]++;
}
}
}
function spliceStr(str, pos, oldValue, newValue) {
return str.slice(0, pos) + newValue + str.slice(pos + oldValue.length);
}
// node_modules/.pnpm/regex-utilities@2.3.0/node_modules/regex-utilities/src/index.js
var Context = Object.freeze({
DEFAULT: "DEFAULT",
CHAR_CLASS: "CHAR_CLASS"
});
function replaceUnescaped(expression, needle, replacement, context) {
const re2 = new RegExp(String.raw`${needle}|(?<$skip>\[\^?|\\?.)`, "gsu");
const negated = [false];
let numCharClassesOpen = 0;
let result = "";
for (const match of expression.matchAll(re2)) {
const { 0: m3, groups: { $skip } } = match;
if (!$skip && (!context || context === Context.DEFAULT === !numCharClassesOpen)) {
if (replacement instanceof Function) {
result += replacement(match, {
context: numCharClassesOpen ? Context.CHAR_CLASS : Context.DEFAULT,
negated: negated[negated.length - 1]
});
} else {
result += replacement;
}
continue;
}
if (m3[0] === "[") {
numCharClassesOpen++;
negated.push(m3[1] === "^");
} else if (m3 === "]" && numCharClassesOpen) {
numCharClassesOpen--;
negated.pop();
}
result += m3;
}
return result;
}
function forEachUnescaped(expression, needle, callback, context) {
replaceUnescaped(expression, needle, callback, context);
}
function execUnescaped(expression, needle, pos = 0, context) {
if (!new RegExp(needle, "su").test(expression)) {
return null;
}
const re2 = new RegExp(`${needle}|(?<$skip>\\\\?.)`, "gsu");
re2.lastIndex = pos;
let numCharClassesOpen = 0;
let match;
while (match = re2.exec(expression)) {
const { 0: m3, groups: { $skip } } = match;
if (!$skip && (!context || context === Context.DEFAULT === !numCharClassesOpen)) {
return match;
}
if (m3 === "[") {
numCharClassesOpen++;
} else if (m3 === "]" && numCharClassesOpen) {
numCharClassesOpen--;
}
if (re2.lastIndex == match.index) {
re2.lastIndex++;
}
}
return null;
}
function hasUnescaped(expression, needle, context) {
return !!execUnescaped(expression, needle, 0, context);
}
function getGroupContents(expression, contentsStartPos) {
const token2 = /\\?./gsu;
token2.lastIndex = contentsStartPos;
let contentsEndPos = expression.length;
let numCharClassesOpen = 0;
let numGroupsOpen = 1;
let match;
while (match = token2.exec(expression)) {
const [m3] = match;
if (m3 === "[") {
numCharClassesOpen++;
} else if (!numCharClassesOpen) {
if (m3 === "(") {
numGroupsOpen++;
} else if (m3 === ")") {
numGroupsOpen--;
if (!numGroupsOpen) {
contentsEndPos = match.index;
break;
}
}
} else if (m3 === "]") {
numCharClassesOpen--;
}
}
return expression.slice(contentsStartPos, contentsEndPos);
}
// node_modules/.pnpm/regex@6.0.1/node_modules/regex/src/atomic.js
var atomicPluginToken = new RegExp(String.raw`(?<noncapturingStart>${noncapturingDelim})|(?<capturingStart>\((?:\?<[^>]+>)?)|\\?.`, "gsu");
function atomic(expression, data) {
const hiddenCaptures = data?.hiddenCaptures ?? [];
let captureTransfers = data?.captureTransfers ?? /* @__PURE__ */ new Map();
if (!/\(\?>/.test(expression)) {
return {
pattern: expression,
captureTransfers,
hiddenCaptures
};
}
const aGDelim = "(?>";
const emulatedAGDelim = "(?:(?=(";
const captureNumMap = [0];
const addedHiddenCaptures = [];
let numCapturesBeforeAG = 0;
let numAGs = 0;
let aGPos = NaN;
let hasProcessedAG;
do {
hasProcessedAG = false;
let numCharClassesOpen = 0;
let numGroupsOpenInAG = 0;
let inAG = false;
let match;
atomicPluginToken.lastIndex = Number.isNaN(aGPos) ? 0 : aGPos + emulatedAGDelim.length;
while (match = atomicPluginToken.exec(expression)) {
const { 0: m3, index, groups: { capturingStart, noncapturingStart } } = match;
if (m3 === "[") {
numCharClassesOpen++;
} else if (!numCharClassesOpen) {
if (m3 === aGDelim && !inAG) {
aGPos = index;
inAG = true;
} else if (inAG && noncapturingStart) {
numGroupsOpenInAG++;
} else if (capturingStart) {
if (inAG) {
numGroupsOpenInAG++;
} else {
numCapturesBeforeAG++;
captureNumMap.push(numCapturesBeforeAG + numAGs);
}
} else if (m3 === ")" && inAG) {
if (!numGroupsOpenInAG) {
numAGs++;
const addedCaptureNum = numCapturesBeforeAG + numAGs;
expression = `${expression.slice(0, aGPos)}${emulatedAGDelim}${expression.slice(aGPos + aGDelim.length, index)}))<$$${addedCaptureNum}>)${expression.slice(index + 1)}`;
hasProcessedAG = true;
addedHiddenCaptures.push(addedCaptureNum);
incrementIfAtLeast(hiddenCaptures, addedCaptureNum);
if (captureTransfers.size) {
const newCaptureTransfers = /* @__PURE__ */ new Map();
captureTransfers.forEach((from, to) => {
newCaptureTransfers.set(
to >= addedCaptureNum ? to + 1 : to,
from.map((f3) => f3 >= addedCaptureNum ? f3 + 1 : f3)
);
});
captureTransfers = newCaptureTransfers;
}
break;
}
numGroupsOpenInAG--;
}
} else if (m3 === "]") {
numCharClassesOpen--;
}
}
} while (hasProcessedAG);
hiddenCaptures.push(...addedHiddenCaptures);
expression = replaceUnescaped(
expression,
String.raw`\\(?<backrefNum>[1-9]\d*)|<\$\$(?<wrappedBackrefNum>\d+)>`,
({ 0: m3, groups: { backrefNum, wrappedBackrefNum } }) => {
if (backrefNum) {
const bNum = +backrefNum;
if (bNum > captureNumMap.length - 1) {
throw new Error(`Backref "${m3}" greater than number of captures`);
}
return `\\${captureNumMap[bNum]}`;
}
return `\\${wrappedBackrefNum}`;
},
Context.DEFAULT
);
return {
pattern: expression,
captureTransfers,
hiddenCaptures
};
}
var baseQuantifier = String.raw`(?:[?*+]|\{\d+(?:,\d*)?\})`;
var possessivePluginToken = new RegExp(String.raw`
\\(?: \d+
| c[A-Za-z]
| [gk]<[^>]+>
| [pPu]\{[^\}]+\}
| u[A-Fa-f\d]{4}
| x[A-Fa-f\d]{2}
)
| \((?: \? (?: [:=!>]
| <(?:[=!]|[^>]+>)
| [A-Za-z\-]+:
| \(DEFINE\)
))?
| (?<qBase>${baseQuantifier})(?<qMod>[?+]?)(?<invalidQ>[?*+\{]?)
| \\?.
`.replace(/\s+/g, ""), "gsu");
function possessive(expression) {
if (!new RegExp(`${baseQuantifier}\\+`).test(expression)) {
return {
pattern: expression
};
}
const openGroupIndices = [];
let lastGroupIndex = null;
let lastCharClassIndex = null;
let lastToken = "";
let numCharClassesOpen = 0;
let match;
possessivePluginToken.lastIndex = 0;
while (match = possessivePluginToken.exec(expression)) {
const { 0: m3, index, groups: { qBase, qMod, invalidQ } } = match;
if (m3 === "[") {
if (!numCharClassesOpen) {
lastCharClassIndex = index;
}
numCharClassesOpen++;
} else if (m3 === "]") {
if (numCharClassesOpen) {
numCharClassesOpen--;
} else {
lastCharClassIndex = null;
}
} else if (!numCharClassesOpen) {
if (qMod === "+" && lastToken && !lastToken.startsWith("(")) {
if (invalidQ) {
throw new Error(`Invalid quantifier "${m3}"`);
}
let charsAdded = -1;
if (/^\{\d+\}$/.test(qBase)) {
expression = spliceStr(expression, index + qBase.length, qMod, "");
} else {
if (lastToken === ")" || lastToken === "]") {
const nodeIndex = lastToken === ")" ? lastGroupIndex : lastCharClassIndex;
if (nodeIndex === null) {
throw new Error(`Invalid unmatched "${lastToken}"`);
}
expression = `${expression.slice(0, nodeIndex)}(?>${expression.slice(nodeIndex, index)}${qBase})${expression.slice(index + m3.length)}`;
} else {
expression = `${expression.slice(0, index - lastToken.length)}(?>${lastToken}${qBase})${expression.slice(index + m3.length)}`;
}
charsAdded += 4;
}
possessivePluginToken.lastIndex += charsAdded;
} else if (m3[0] === "(") {
openGroupIndices.push(index);
} else if (m3 === ")") {
lastGroupIndex = openGroupIndices.length ? openGroupIndices.pop() : null;
}
}
lastToken = m3;
}
return {
pattern: expression
};
}
// node_modules/.pnpm/regex-recursion@6.0.2/node_modules/regex-recursion/src/index.js
var r3 = String.raw;
var gRToken = r3`\\g<(?<gRNameOrNum>[^>&]+)&R=(?<gRDepth>[^>]+)>`;
var recursiveToken = r3`\(\?R=(?<rDepth>[^\)]+)\)|${gRToken}`;
var namedCaptureDelim = r3`\(\?<(?![=!])(?<captureName>[^>]+)>`;
var captureDelim = r3`${namedCaptureDelim}|(?<unnamed>\()(?!\?)`;
var token = new RegExp(r3`${namedCaptureDelim}|${recursiveToken}|\(\?|\\?.`, "gsu");
var overlappingRecursionMsg = "Cannot use multiple overlapping recursions";
function recursion(pattern, data) {
const { hiddenCaptures, mode } = {
hiddenCaptures: [],
mode: "plugin",
...data
};
let captureTransfers = data?.captureTransfers ?? /* @__PURE__ */ new Map();
if (!new RegExp(recursiveToken, "su").test(pattern)) {
return {
pattern,
captureTransfers,
hiddenCaptures
};
}
if (mode === "plugin" && hasUnescaped(pattern, r3`\(\?\(DEFINE\)`, Context.DEFAULT)) {
throw new Error("DEFINE groups cannot be used with recursion");
}
const addedHiddenCaptures = [];
const hasNumberedBackref = hasUnescaped(pattern, r3`\\[1-9]`, Context.DEFAULT);
const groupContentsStartPos = /* @__PURE__ */ new Map();
const openGroups = [];
let hasRecursed = false;
let numCharClassesOpen = 0;
let numCapturesPassed = 0;
let match;
token.lastIndex = 0;
while (match = token.exec(pattern)) {
const { 0: m3, groups: { captureName, rDepth, gRNameOrNum, gRDepth } } = match;
if (m3 === "[") {
numCharClassesOpen++;
} else if (!numCharClassesOpen) {
if (rDepth) {
assertMaxInBounds(rDepth);
if (hasRecursed) {
throw new Error(overlappingRecursionMsg);
}
if (hasNumberedBackref) {
throw new Error(
// When used in `external` mode by transpilers other than Regex+, backrefs might have
// gone through conversion from named to numbered, so avoid a misleading error
`${mode === "external" ? "Backrefs" : "Numbered backrefs"} cannot be used with global recursion`
);
}
const left = pattern.slice(0, match.index);
const right = pattern.slice(token.lastIndex);
if (hasUnescaped(right, recursiveToken, Context.DEFAULT)) {
throw new Error(overlappingRecursionMsg);
}
const reps = +rDepth - 1;
pattern = makeRecursive(
left,
right,
reps,
false,
hiddenCaptures,
addedHiddenCaptures,
numCapturesPassed
);
captureTransfers = mapCaptureTransfers(
captureTransfers,
left,
reps,
addedHiddenCaptures.length,
0,
numCapturesPassed
);
break;
} else if (gRNameOrNum) {
assertMaxInBounds(gRDepth);
let isWithinReffedGroup = false;
for (const g of openGroups) {
if (g.name === gRNameOrNum || g.num === +gRNameOrNum) {
isWithinReffedGroup = true;
if (g.hasRecursedWithin) {
throw new Error(overlappingRecursionMsg);
}
break;
}
}
if (!isWithinReffedGroup) {
throw new Error(r3`Recursive \g cannot be used outside the referenced group "${mode === "external" ? gRNameOrNum : r3`\g<${gRNameOrNum}&R=${gRDepth}>`}"`);
}
const startPos = groupContentsStartPos.get(gRNameOrNum);
const groupContents = getGroupContents(pattern, startPos);
if (hasNumberedBackref && hasUnescaped(groupContents, r3`${namedCaptureDelim}|\((?!\?)`, Context.DEFAULT)) {
throw new Error(
// When used in `external` mode by transpilers other than Regex+, backrefs might have
// gone through conversion from named to numbered, so avoid a misleading error
`${mode === "external" ? "Backrefs" : "Numbered backrefs"} cannot be used with recursion of capturing groups`
);
}
const groupContentsLeft = pattern.slice(startPos, match.index);
const groupContentsRight = groupContents.slice(groupContentsLeft.length + m3.length);
const numAddedHiddenCapturesPreExpansion = addedHiddenCaptures.length;
const reps = +gRDepth - 1;
const expansion = makeRecursive(
groupContentsLeft,
groupContentsRight,
reps,
true,
hiddenCaptures,
addedHiddenCaptures,
numCapturesPassed
);
captureTransfers = mapCaptureTransfers(
captureTransfers,
groupContentsLeft,
reps,
addedHiddenCaptures.length - numAddedHiddenCapturesPreExpansion,
numAddedHiddenCapturesPreExpansion,
numCapturesPassed
);
const pre = pattern.slice(0, startPos);
const post = pattern.slice(startPos + groupContents.length);
pattern = `${pre}${expansion}${post}`;
token.lastIndex += expansion.length - m3.length - groupContentsLeft.length - groupContentsRight.length;
openGroups.forEach((g) => g.hasRecursedWithin = true);
hasRecursed = true;
} else if (captureName) {
numCapturesPassed++;
groupContentsStartPos.set(String(numCapturesPassed), token.lastIndex);
groupContentsStartPos.set(captureName, token.lastIndex);
openGroups.push({
num: numCapturesPassed,
name: captureName
});
} else if (m3[0] === "(") {
const isUnnamedCapture = m3 === "(";
if (isUnnamedCapture) {
numCapturesPassed++;
groupContentsStartPos.set(String(numCapturesPassed), token.lastIndex);
}
openGroups.push(isUnnamedCapture ? { num: numCapturesPassed } : {});
} else if (m3 === ")") {
openGroups.pop();
}
} else if (m3 === "]") {
numCharClassesOpen--;
}
}
hiddenCaptures.push(...addedHiddenCaptures);
return {
pattern,
captureTransfers,
hiddenCaptures
};
}
function assertMaxInBounds(max) {
const errMsg = `Max depth must be integer between 2 and 100; used ${max}`;
if (!/^[1-9]\d*$/.test(max)) {
throw new Error(errMsg);
}
max = +max;
if (max < 2 || max > 100) {
throw new Error(errMsg);
}
}
function makeRecursive(left, right, reps, isSubpattern, hiddenCaptures, addedHiddenCaptures, numCapturesPassed) {
const namesInRecursed = /* @__PURE__ */ new Set();
if (isSubpattern) {
forEachUnescaped(left + right, namedCaptureDelim, ({ groups: { captureName } }) => {
namesInRecursed.add(captureName);
}, Context.DEFAULT);
}
const rest = [
reps,
isSubpattern ? namesInRecursed : null,
hiddenCaptures,
addedHiddenCaptures,
numCapturesPassed
];
return `${left}${repeatWithDepth(`(?:${left}`, "forward", ...rest)}(?:)${repeatWithDepth(`${right})`, "backward", ...rest)}${right}`;
}
function repeatWithDepth(pattern, direction, reps, namesInRecursed, hiddenCaptures, addedHiddenCaptures, numCapturesPassed) {
const startNum = 2;
const getDepthNum = (i2) => direction === "forward" ? i2 + startNum : reps - i2 + startNum - 1;
let result = "";
for (let i2 = 0; i2 < reps; i2++) {
const depthNum = getDepthNum(i2);
result += replaceUnescaped(
pattern,
r3`${captureDelim}|\\k<(?<backref>[^>]+)>`,
({ 0: m3, groups: { captureName, unnamed, backref } }) => {
if (backref && namesInRecursed && !namesInRecursed.has(backref)) {
return m3;
}
const suffix = `_$${depthNum}`;
if (unnamed || captureName) {
const addedCaptureNum = numCapturesPassed + addedHiddenCaptures.length + 1;
addedHiddenCaptures.push(addedCaptureNum);
incrementIfAtLeast2(hiddenCaptures, addedCaptureNum);
return unnamed ? m3 : `(?<${captureName}${suffix}>`;
}
return r3`\k<${backref}${suffix}>`;
},
Context.DEFAULT
);
}
return result;
}
function incrementIfAtLeast2(arr, threshold) {
for (let i2 = 0; i2 < arr.length; i2++) {
if (arr[i2] >= threshold) {
arr[i2]++;
}
}
}
function mapCaptureTransfers(captureTransfers, left, reps, numCapturesAddedInExpansion, numAddedHiddenCapturesPreExpansion, numCapturesPassed) {
if (captureTransfers.size && numCapturesAddedInExpansion) {
let numCapturesInLeft = 0;
forEachUnescaped(left, captureDelim, () => numCapturesInLeft++, Context.DEFAULT);
const recursionDelimCaptureNum = numCapturesPassed - numCapturesInLeft + numAddedHiddenCapturesPreExpansion;
const newCaptureTransfers = /* @__PURE__ */ new Map();
captureTransfers.forEach((from, to) => {
const numCapturesInRight = (numCapturesAddedInExpansion - numCapturesInLeft * reps) / reps;
const numCapturesAddedInLeft = numCapturesInLeft * reps;
const newTo = to > recursionDelimCaptureNum + numCapturesInLeft ? to + numCapturesAddedInExpansion : to;
const newFrom = [];
for (const f3 of from) {
if (f3 <= recursionDelimCaptureNum) {
newFrom.push(f3);
} else if (f3 > recursionDelimCaptureNum + numCapturesInLeft + numCapturesInRight) {
newFrom.push(f3 + numCapturesAddedInExpansion);
} else if (f3 <= recursionDelimCaptureNum + numCapturesInLeft) {
for (let i2 = 0; i2 <= reps; i2++) {
newFrom.push(f3 + numCapturesInLeft * i2);
}
} else {
for (let i2 = 0; i2 <= reps; i2++) {
newFrom.push(f3 + numCapturesAddedInLeft + numCapturesInRight * i2);
}
}
}
newCaptureTransfers.set(newTo, newFrom);
});
return newCaptureTransfers;
}
return captureTransfers;
}
// src/index.js
function toRegExp(pattern, options) {
const d2 = toRegExpDetails(pattern, options);
if (d2.options) {
return new EmulatedRegExp(d2.pattern, d2.flags, d2.options);
}
return new RegExp(d2.pattern, d2.flags);
}
function toRegExpDetails(pattern, options) {
const opts = getOptions(options);
const onigurumaAst = J2(pattern, {
flags: opts.flags,
normalizeUnknownPropertyNames: true,
rules: {
captureGroup: opts.rules.captureGroup,
singleline: opts.rules.singleline
},
skipBackrefValidation: opts.rules.allowOrphanBackrefs,
unicodePropertyMap: JsUnicodePropertyMap
});
const regexPlusAst = transform(onigurumaAst, {
accuracy: opts.accuracy,
asciiWordBoundaries: opts.rules.asciiWordBoundaries,
avoidSubclass: opts.avoidSubclass,
bestEffortTarget: opts.target
});
const generated = generate(regexPlusAst, opts);
const recursionResult = recursion(generated.pattern, {
captureTransfers: generated._captureTransfers,
hiddenCaptures: generated._hiddenCaptures,
mode: "external"
});
const possessiveResult = possessive(recursionResult.pattern);
const atomicResult = atomic(possessiveResult.pattern, {
captureTransfers: recursionResult.captureTransfers,
hiddenCaptures: recursionResult.hiddenCaptures
});
const details = {
pattern: atomicResult.pattern,
flags: `${opts.hasIndices ? "d" : ""}${opts.global ? "g" : ""}${generated.flags}${generated.options.disable.v ? "u" : "v"}`
};
if (opts.avoidSubclass) {
if (opts.lazyCompileLength !== Infinity) {
throw new Error("Lazy compilation requires subclass");
}
} else {
const hiddenCaptures = atomicResult.hiddenCaptures.sort((a2, b3) => a2 - b3);
const transfers = Array.from(atomicResult.captureTransfers);
const strategy = regexPlusAst._strategy;
const lazyCompile = details.pattern.length >= opts.lazyCompileLength;
if (hiddenCaptures.length || transfers.length || strategy || lazyCompile) {
details.options = {
...hiddenCaptures.length && { hiddenCaptures },
...transfers.length && { transfers },
...strategy && { strategy },
...lazyCompile && { lazyCompile }
};
}
}
return details;
}
//# sourceMappingURL=index.js.map