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Diffstat (limited to 'node_modules/jest-util/build/isPromise.js')
-rw-r--r-- | node_modules/jest-util/build/isPromise.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/node_modules/jest-util/build/isPromise.js b/node_modules/jest-util/build/isPromise.js new file mode 100644 index 0000000..7158df8 --- /dev/null +++ b/node_modules/jest-util/build/isPromise.js @@ -0,0 +1,20 @@ +'use strict'; + +Object.defineProperty(exports, '__esModule', { + value: true +}); +exports.default = void 0; + +/** + * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. + * + * This source code is licensed under the MIT license found in the + * LICENSE file in the root directory of this source tree. + */ +// capture global.Promise before it may potentially be overwritten +const Promise = global.Promise; // see ES2015 spec 25.4.4.5, https://stackoverflow.com/a/38339199 + +const isPromise = candidate => Promise.resolve(candidate) === candidate; + +var _default = isPromise; +exports.default = _default; |