Function zoneWrapExports

tools/build.ts:64–258

()

};

function zoneWrapExports() {
  const reexport = async (
    module: string,
    name: string,
    path: string,
    exports: string[],
    overrides: Record<string, OverrideOptions | null> = {}
  ) => {
    const imported = await import(path);
    const toBeExported: [string, string, boolean][] = exports.sort().
      filter(it => !it.startsWith('_') && overrides[it] !== null && overrides[it]?.override !== true).
      map(importName => {
        const zoneWrap = typeof imported[importName] === 'function' &&
          // eslint-disable-next-line @typescript-eslint/prefer-string-starts-ends-with
          (overrides[importName]?.zoneWrap ?? importName[0] !== importName[0].toUpperCase());
        const exportName = overrides[importName]?.exportName ?? importName;
        return [importName, exportName, zoneWrap];
      });
    const zoneWrapped = toBeExported.filter(([, , zoneWrap]) => zoneWrap);
    const rawExport = toBeExported.filter(([, , zoneWrap]) => !zoneWrap);
    const overridden = Object.keys(overrides).filter(key => overrides[key]?.override);
    const isFirebaseSDK = path.startsWith('firebase/');
    const hasZoneWrappedFns = zoneWrapped.length > 0;
    const hasRawExportedFns = rawExport.length > 0;
    const hasOverridedFns = overridden.length > 0;
    const zoneWrappedImports = zoneWrapped.map(([importName]) => `${importName} as _${importName}`).join(',\n  ');
    const rawExportedFns = rawExport.map(([importName, exportName]) =>
      `${importName}${exportName === importName ? '' : `as ${exportName}`}`).join(',\n  ');
    const overriddenFns = overridden.join(',\n  ');
    const exportedZoneWrappedFns = zoneWrapped.map(([importName, exportName]) =>
      `export const ${exportName} = ɵzoneWrap(_${importName}, ${overrides[importName]?.blockUntilFirst ?? true}${overrides[importName]?.logLevel ? `, ${overrides[importName].logLevel}` : ""});`)
        .join('\n');
    const filePath = join(process.cwd(), 'src', `${module}/${name}.ts`);
    // TODO(davideast): Create a builder pattern for this file for readability
    const fileOutput = `// DO NOT MODIFY, this file is autogenerated by tools/build.ts
${isFirebaseSDK ? `export * from '${path}';\n` : ''}${hasZoneWrappedFns ? `import { ɵzoneWrap } from '@angular/fire';
import {
  ${zoneWrappedImports}
} from '${path}';
` : ''}${!isFirebaseSDK && hasRawExportedFns ? `
export {
  ${rawExportedFns}
} from '${path}';
` : ''}${hasOverridedFns ? `
export {
  ${overriddenFns}
} from './overrides';
` : ''}
${exportedZoneWrappedFns}
`;
    await writeFile(filePath, fileOutput);
  };
  return Promise.all([
    reexport('ai', 'firebase', 'firebase/ai', tsKeys<typeof import('firebase/ai')>()),
    reexport('analytics', 'firebase', 'firebase/analytics', tsKeys<typeof import('firebase/analytics')>(), {
      isSupported: { blockUntilFirst: false },
      logEvent: { blockUntilFirst: false, logLevel: LogLevel.VERBOSE },
      setAnalyticsCollectionEnabled: { logLevel: LogLevel.VERBOSE },