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validateImportSpecifier() — react Function Reference

Architecture documentation for the validateImportSpecifier() function in ValidateNoUntransformedReferences.ts from the react codebase.

Function typescript BabelCompiler Entrypoint calls 1 called by 1

Entity Profile

Dependency Diagram

graph TD
  a4f6bed9_c265_4ac2_4912_8b61d4121efb["validateImportSpecifier()"]
  93f3a2c7_a7ce_3c94_87fe_ee7d66d9b64b["ValidateNoUntransformedReferences.ts"]
  a4f6bed9_c265_4ac2_4912_8b61d4121efb -->|defined in| 93f3a2c7_a7ce_3c94_87fe_ee7d66d9b64b
  6c6008c2_2667_c1e0_d0ae_ea81069aa361["transformProgram()"]
  6c6008c2_2667_c1e0_d0ae_ea81069aa361 -->|calls| a4f6bed9_c265_4ac2_4912_8b61d4121efb
  041ca752_10c1_3cda_1f5c_02f44a01310e["invariant()"]
  a4f6bed9_c265_4ac2_4912_8b61d4121efb -->|calls| 041ca752_10c1_3cda_1f5c_02f44a01310e
  style a4f6bed9_c265_4ac2_4912_8b61d4121efb fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Entrypoint/ValidateNoUntransformedReferences.ts lines 195–221

function validateImportSpecifier(
  specifier: NodePath<t.ImportSpecifier>,
  importSpecifierChecks: Map<string, CheckInvalidReferenceFn>,
  state: TraversalState,
): void {
  const imported = specifier.get('imported');
  const specifierName: string =
    imported.node.type === 'Identifier'
      ? imported.node.name
      : imported.node.value;
  const checkFn = importSpecifierChecks.get(specifierName);
  if (checkFn == null) {
    return;
  }
  if (state.shouldInvalidateScopes) {
    state.shouldInvalidateScopes = false;
    state.program.scope.crawl();
  }

  const local = specifier.get('local');
  const binding = local.scope.getBinding(local.node.name);
  CompilerError.invariant(binding != null, {
    reason: 'Expected binding to be found for import specifier',
    loc: local.node.loc ?? GeneratedSource,
  });
  checkFn(binding.referencePaths, state);
}

Domain

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Frequently Asked Questions

What does validateImportSpecifier() do?
validateImportSpecifier() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/Entrypoint/ValidateNoUntransformedReferences.ts.
Where is validateImportSpecifier() defined?
validateImportSpecifier() is defined in compiler/packages/babel-plugin-react-compiler/src/Entrypoint/ValidateNoUntransformedReferences.ts at line 195.
What does validateImportSpecifier() call?
validateImportSpecifier() calls 1 function(s): invariant.
What calls validateImportSpecifier()?
validateImportSpecifier() is called by 1 function(s): transformProgram.

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