sgauthier
6e64e138e2
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25 lines
608 B
TypeScript
25 lines
608 B
TypeScript
import { isProduction, isTest } from './environment';
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const haveWarned = Object.create({});
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/**
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* Print a warning only once in development.
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* In production no warnings are printed.
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* In test all warnings are printed.
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*
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* @param msg The warning message
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* @param type warn or error (will call console.warn or console.error)
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*/
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export function warnOnceInDevelopment(msg: string, type = 'warn') {
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if (!isProduction() && !haveWarned[msg]) {
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if (!isTest()) {
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haveWarned[msg] = true;
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}
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if (type === 'error') {
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console.error(msg);
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} else {
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console.warn(msg);
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}
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}
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}
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