sgauthier
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21 lines
641 B
Plaintext
21 lines
641 B
Plaintext
// @flow strict
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import invariant from './invariant';
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import nodejsCustomInspectSymbol from './nodejsCustomInspectSymbol';
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/**
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* The `defineInspect()` function defines `inspect()` prototype method as alias of `toJSON`
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*/
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export default function defineInspect(
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classObject: Class<any> | ((...args: Array<any>) => mixed),
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): void {
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const fn = classObject.prototype.toJSON;
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invariant(typeof fn === 'function');
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classObject.prototype.inspect = fn;
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// istanbul ignore else (See: 'https://github.com/graphql/graphql-js/issues/2317')
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if (nodejsCustomInspectSymbol) {
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classObject.prototype[nodejsCustomInspectSymbol] = fn;
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}
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}
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