"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); const boolean = function (value) { if (typeof value === 'string') { // According to our ESLint rules, the regular expression following below // should be using a named capture group. This is an official part of // ES2018, but Firefox fails to implement it. There has been an open issue // for this (see https://bugzilla.mozilla.org/show_bug.cgi?id=1362154) since // 2016 now, and Mozilla fails to fix this. To avoid breaking support with // Firefox, we explicitly disable the ESLint rule here and use a regular // expression without a named capture group. We should check from time to // time, whether support in Firefox has finally been added. Besides the // issue, we can check this using the following link to the kangax table: // https://kangax.github.io/compat-table/es2016plus/#test-RegExp_named_capture_groups // The original line, which is failing in Firefox: // return /^(?true|t|yes|y|on|1)$/iu.test(value.trim()); // The replacement line, which should be removed at some point in the // future, including the ESLint comments: /* eslint-disable prefer-named-capture-group */ return /^(true|t|yes|y|on|1)$/iu.test(value.trim()); /* eslint-enable prefer-named-capture-group */ } if (typeof value === 'number') { return value === 1; } if (typeof value === 'boolean') { return value; } return false; }; exports.boolean = boolean;