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keksAccountGUI/node_modulesOLD/regexp-tree/dist/compat-transpiler/runtime/index.js
2019-08-11 20:48:02 +02:00

123 lines
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3.2 KiB
JavaScript

/**
* The MIT License (MIT)
* Copyright (c) 2017-present Dmitry Soshnikov <dmitry.soshnikov@gmail.com>
*/
'use strict';
/**
* The `RegExpTree` class provides runtime support for `compat-transpiler`
* module from `regexp-tree`.
*
* E.g. it tracks names of the capturing groups, in order to access the
* names on the matched result.
*
* It's a thin-wrapper on top of original regexp.
*/
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var RegExpTree = function () {
/**
* Initializes a `RegExpTree` instance.
*
* @param RegExp - a regular expression
*
* @param Object state:
*
* An extra state which may store any related to transformation
* data, for example, names of the groups.
*
* - flags - original flags
* - groups - names of the groups, and their indices
* - source - original source
*/
function RegExpTree(re, _ref) {
var flags = _ref.flags,
groups = _ref.groups,
source = _ref.source;
_classCallCheck(this, RegExpTree);
this._re = re;
this._groups = groups;
// Original props.
this.flags = flags;
this.source = source || re.source;
this.dotAll = flags.includes('s');
// Inherited directly from `re`.
this.global = re.global;
this.ignoreCase = re.ignoreCase;
this.multiline = re.multiline;
this.sticky = re.sticky;
this.unicode = re.unicode;
}
/**
* Facade wrapper for RegExp `test` method.
*/
_createClass(RegExpTree, [{
key: 'test',
value: function test(string) {
return this._re.test(string);
}
/**
* Facade wrapper for RegExp `compile` method.
*/
}, {
key: 'compile',
value: function compile(string) {
return this._re.compile(string);
}
/**
* Facade wrapper for RegExp `toString` method.
*/
}, {
key: 'toString',
value: function toString() {
if (!this._toStringResult) {
this._toStringResult = '/' + this.source + '/' + this.flags;
}
return this._toStringResult;
}
/**
* Facade wrapper for RegExp `exec` method.
*/
}, {
key: 'exec',
value: function exec(string) {
var result = this._re.exec(string);
if (!this._groups || !result) {
return result;
}
result.groups = {};
for (var group in this._groups) {
var groupNumber = this._groups[group];
result.groups[group] = result[groupNumber];
}
return result;
}
}]);
return RegExpTree;
}();
module.exports = {
RegExpTree: RegExpTree
};