(type)
| 517 | |
| 518 | |
| 519 | function getComponentNameFromType(type) { |
| 520 | if (type == null) { |
| 521 | // Host root, text node or just invalid type. |
| 522 | return null; |
| 523 | } |
| 524 | |
| 525 | { |
| 526 | if (typeof type.tag === 'number') { |
| 527 | error('Received an unexpected object in getComponentNameFromType(). ' + 'This is likely a bug in React. Please file an issue.'); |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | if (typeof type === 'function') { |
| 532 | return type.displayName || type.name || null; |
| 533 | } |
| 534 | |
| 535 | if (typeof type === 'string') { |
| 536 | return type; |
| 537 | } |
| 538 | |
| 539 | switch (type) { |
| 540 | case REACT_FRAGMENT_TYPE: |
| 541 | return 'Fragment'; |
| 542 | |
| 543 | case REACT_PORTAL_TYPE: |
| 544 | return 'Portal'; |
| 545 | |
| 546 | case REACT_PROFILER_TYPE: |
| 547 | return 'Profiler'; |
| 548 | |
| 549 | case REACT_STRICT_MODE_TYPE: |
| 550 | return 'StrictMode'; |
| 551 | |
| 552 | case REACT_SUSPENSE_TYPE: |
| 553 | return 'Suspense'; |
| 554 | |
| 555 | case REACT_SUSPENSE_LIST_TYPE: |
| 556 | return 'SuspenseList'; |
| 557 | |
| 558 | } |
| 559 | |
| 560 | if (typeof type === 'object') { |
| 561 | switch (type.$$typeof) { |
| 562 | case REACT_CONTEXT_TYPE: |
| 563 | var context = type; |
| 564 | return getContextName(context) + '.Consumer'; |
| 565 | |
| 566 | case REACT_PROVIDER_TYPE: |
| 567 | var provider = type; |
| 568 | return getContextName(provider._context) + '.Provider'; |
| 569 | |
| 570 | case REACT_FORWARD_REF_TYPE: |
| 571 | return getWrappedName(type, type.render, 'ForwardRef'); |
| 572 | |
| 573 | case REACT_MEMO_TYPE: |
| 574 | var outerName = type.displayName || null; |
| 575 | |
| 576 | if (outerName !== null) { |
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