"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = isBoolean;
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var _assertString = _interopRequireDefault(require("./util/assertString"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var defaultOptions = {
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loose: false
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};
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var strictBooleans = ['true', 'false', '1', '0'];
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var looseBooleans = [].concat(strictBooleans, ['yes', 'no']);
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function isBoolean(str) {
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var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultOptions;
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(0, _assertString.default)(str);
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if (options.loose) {
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return looseBooleans.includes(str.toLowerCase());
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}
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return strictBooleans.includes(str);
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}
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module.exports = exports.default;
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module.exports.default = exports.default;
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