33 lines
869 B
JavaScript
33 lines
869 B
JavaScript
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'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 = isError;
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var _prettyFormat = require('pretty-format');
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/**
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* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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function isError(potentialError) { // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
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// duck-type Error, see #2549
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const isError =
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potentialError !== null &&
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typeof potentialError === 'object' &&
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typeof potentialError.message === 'string' &&
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typeof potentialError.name === 'string';
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const message = isError
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? null
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: `Failed: ${(0, _prettyFormat.format)(potentialError, {
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maxDepth: 3
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})}`;
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return {
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isError,
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message
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};
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}
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