Function build

packages/node/src/build.ts:428–735

({
  files,
  entrypoint,
  shim,
  useWebApi,
  workPath,
  repoRootPath,
  config = {},
  meta = {},
  service,
  considerBuildCommand = false,
  entrypointCallback,
  checks = () => {},
}: Parameters<BuildV3>[0] & {
  shim?: (handler: string) => string;
  useWebApi?: boolean;
  considerBuildCommand?: boolean;
  /**
   * This is called once any user build scripts have run so that the entrypoint can be detected
   * from files that may have been created by the build script.
   */
  entrypointCallback?: () => Promise<string>;
  checks?: (project: { config: Config; isBun: boolean }) => void;
})

}

export const build = async ({
  files,
  entrypoint,
  shim,
  useWebApi,
  workPath,
  repoRootPath,
  config = {},
  meta = {},
  service,
  considerBuildCommand = false,
  entrypointCallback,
  checks = () => {},
}: Parameters<BuildV3>[0] & {
  shim?: (handler: string) => string;
  useWebApi?: boolean;
  considerBuildCommand?: boolean;
  /**
   * This is called once any user build scripts have run so that the entrypoint can be detected
   * from files that may have been created by the build script.
   */
  entrypointCallback?: () => Promise<string>;
  checks?: (project: { config: Config; isBun: boolean }) => void;
}): Promise<BuildResultV3> => {
  const baseDir = repoRootPath || workPath;
  const awsLambdaHandler = getAWSLambdaHandler(entrypoint, config);

  const {
    entrypointPath: _entrypointPath,
    entrypointFsDirname,
    nodeVersion,
    spawnEnv,
    cliType,
    lockfilePath,
    lockfileVersion,
  } = await downloadInstallAndBundle({
    files,
    entrypoint,
    workPath,
    config,
    meta,
    considerBuildCommand,
  });

  let entrypointPath = _entrypointPath;

  const projectBuildCommand = config.projectSettings?.buildCommand;

  // For traditional api-folder builds, the `build` script or project build command isn't used.
  // but we're reusing the node builder for hono and express, where they should be treated as the
  // primary builder
  if (projectBuildCommand && considerBuildCommand) {
    await execCommand(projectBuildCommand, {
      // Yarn v2 PnP mode may be activated, so force
      // "node-modules" linker style
      env: {
        YARN_NODE_LINKER: 'node-modules',
        ...spawnEnv,