Function buildRelaunchArgv

src/extraction/wasm-runtime-flags.ts:99–108

(
  scriptPath: string,
  scriptArgs: readonly string[],
  execArgv: readonly string[] = process.execArgv
)

 * and its args. Pure — exported for unit testing.
 */
export function buildRelaunchArgv(
  scriptPath: string,
  scriptArgs: readonly string[],
  execArgv: readonly string[] = process.execArgv
): string[] {
  const preserved = execArgv.filter(
    (arg) => !WASM_RUNTIME_FLAGS.includes(arg) && !NODE_RUNTIME_FLAGS.includes(arg)
  );
  return [...NODE_RUNTIME_FLAGS, ...WASM_RUNTIME_FLAGS, ...preserved, scriptPath, ...scriptArgs];
}

/**
 * If the current process is missing the WASM runtime flags, re-exec it once