initFetchMock() — react Function Reference

Architecture documentation for the initFetchMock() function in parseHookNames-test.js from the react codebase.

Function javascript BabelCompiler Validation calls 1

Entity Profile

BabelCompiler→ Validation→ initFetchMock() — react Function Reference

Dependency Diagram

graph TD
  38aa7644_5da2_06aa_5fb4_68d9bb8acd71["initFetchMock()"]
  8f57c760_6474_da82_0f2d_0d9060eee920["parseHookNames-test.js"]
  38aa7644_5da2_06aa_5fb4_68d9bb8acd71 -->|defined in| 8f57c760_6474_da82_0f2d_0d9060eee920
  a006b046_8eb9_dafa_12da_6bc81a2da546["requireText()"]
  38aa7644_5da2_06aa_5fb4_68d9bb8acd71 -->|calls| a006b046_8eb9_dafa_12da_6bc81a2da546
  style 38aa7644_5da2_06aa_5fb4_68d9bb8acd71 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-devtools-shared/src/hooks/__tests__/parseHookNames-test.js lines 28–43

function initFetchMock() {
  const fetchMock = require('jest-fetch-mock');
  fetchMock.enableMocks();
  fetchMock.mockIf(/.+$/, request => {
    const url = request.url;
    const isLoadingExternalSourceMap = /external\/.*\.map/.test(url);
    if (isLoadingExternalSourceMap) {
      // Assert that url contains correct query params
      expect(url.includes('?foo=bar&param=some_value')).toBe(true);
      const fileSystemPath = url.split('?')[0];
      return requireText(fileSystemPath, 'utf8');
    }
    return requireText(url, 'utf8');
  });
  return fetchMock;
}