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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = _wrapRegExp;
var _setPrototypeOf = require("setPrototypeOf");
var _inherits = require("inherits");
function _wrapRegExp() {
exports.default = _wrapRegExp = function (re, groups) {
return new BabelRegExp(re, undefined, groups);
};
var _super = RegExp.prototype;
var _groups = new WeakMap();
function BabelRegExp(re, flags, groups) {
var _this = new RegExp(re, flags);
_groups.set(_this, groups || _groups.get(re));
return _setPrototypeOf(_this, BabelRegExp.prototype);
}
_inherits(BabelRegExp, RegExp);
BabelRegExp.prototype.exec = function (str) {
var result = _super.exec.call(this, str);
if (result) result.groups = buildGroups(result, this);
return result;
};
BabelRegExp.prototype[Symbol.replace] = function (str, substitution) {
if (typeof substitution === "string") {
var groups = _groups.get(this);
return _super[Symbol.replace].call(this, str, substitution.replace(/\$<([^>]+)>/g, function (_, name) {
return "$" + groups[name];
}));
} else if (typeof substitution === "function") {
var _this = this;
return _super[Symbol.replace].call(this, str, function () {
var args = arguments;
if (typeof args[args.length - 1] !== "object") {
args = [].slice.call(args);
args.push(buildGroups(args, _this));
}
return substitution.apply(this, args);
});
} else {
return _super[Symbol.replace].call(this, str, substitution);
}
};
function buildGroups(result, re) {
var g = _groups.get(re);
return Object.keys(g).reduce(function (groups, name) {
var i = g[name];
if (typeof i === "number") groups[name] = result[i];else {
var k = 0;
while (result[i[k]] === undefined && k + 1 < i.length) k++;
groups[name] = result[i[k]];
}
return groups;
}, Object.create(null));
}
return _wrapRegExp.apply(this, arguments);
}
//# sourceMappingURL=wrapRegExp.js.map