Function deadCodeElimination

packages/router-utils/src/ast.ts:186–195

(
  ast: ParseResult<_babel_types.File>,
  candidates?: ReturnType<typeof findReferencedIdentifiers>,
)

 *                     before any AST transformations.
 */
export function deadCodeElimination(
  ast: ParseResult<_babel_types.File>,
  candidates?: ReturnType<typeof findReferencedIdentifiers>,
): void {
  // First strip TypeScript type-only exports and imports
  stripTypeExports(ast)

  // Then run the original dead code elimination
  _deadCodeElimination(ast, candidates)
}