useFormWarning.js 724 B

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  1. "use strict";
  2. var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
  3. Object.defineProperty(exports, "__esModule", {
  4. value: true
  5. });
  6. exports.default = useFormWarning;
  7. var React = _interopRequireWildcard(require("react"));
  8. var _warning = require("../../_util/warning");
  9. const names = {};
  10. function useFormWarning({
  11. name
  12. }) {
  13. const warning = (0, _warning.devUseWarning)('Form');
  14. React.useEffect(() => {
  15. if (name) {
  16. names[name] = (names[name] || 0) + 1;
  17. process.env.NODE_ENV !== "production" ? warning(names[name] <= 1, 'usage', 'There exist multiple Form with same `name`.') : void 0;
  18. return () => {
  19. names[name] -= 1;
  20. };
  21. }
  22. }, [name]);
  23. }