tiny-invariant.esm.js 321 B

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  1. var isProduction = process.env.NODE_ENV === 'production';
  2. var prefix = 'Invariant failed';
  3. function invariant(condition, message) {
  4. if (condition) {
  5. return;
  6. }
  7. if (isProduction) {
  8. throw new Error(prefix);
  9. }
  10. throw new Error(prefix + ": " + (message || ''));
  11. }
  12. export default invariant;