51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
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import _typeof from "./typeof.js";
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import setPrototypeOf from "./setPrototypeOf.js";
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import inherits from "./inherits.js";
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function _wrapRegExp() {
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_wrapRegExp = function _wrapRegExp(e, r) {
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return new BabelRegExp(e, void 0, r);
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};
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var e = RegExp.prototype,
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r = new WeakMap();
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function BabelRegExp(e, t, p) {
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var o = RegExp(e, t);
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return r.set(o, p || r.get(e)), setPrototypeOf(o, BabelRegExp.prototype);
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}
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function buildGroups(e, t) {
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var p = r.get(t);
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return Object.keys(p).reduce(function (r, t) {
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var o = p[t];
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if ("number" == typeof o) r[t] = e[o];else {
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for (var i = 0; void 0 === e[o[i]] && i + 1 < o.length;) i++;
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r[t] = e[o[i]];
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}
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return r;
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}, Object.create(null));
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}
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return inherits(BabelRegExp, RegExp), BabelRegExp.prototype.exec = function (r) {
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var t = e.exec.call(this, r);
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if (t) {
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t.groups = buildGroups(t, this);
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var p = t.indices;
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p && (p.groups = buildGroups(p, this));
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}
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return t;
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}, BabelRegExp.prototype[Symbol.replace] = function (t, p) {
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if ("string" == typeof p) {
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var o = r.get(this);
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return e[Symbol.replace].call(this, t, p.replace(/\$<([^>]+)>/g, function (e, r) {
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var t = o[r];
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return "$" + (Array.isArray(t) ? t.join("$") : t);
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}));
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}
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if ("function" == typeof p) {
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var i = this;
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return e[Symbol.replace].call(this, t, function () {
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var e = arguments;
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return "object" != _typeof(e[e.length - 1]) && (e = [].slice.call(e)).push(buildGroups(e, i)), p.apply(this, e);
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});
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}
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return e[Symbol.replace].call(this, t, p);
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}, _wrapRegExp.apply(this, arguments);
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}
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export { _wrapRegExp as default };
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