Function resolveEntry

src/features/entry.ts:11–41

(
  logger: Logger,
  entry: UserConfig['entry'],
  cwd: string,
  color: Ansis,
  nameLabel?: string,
  root?: string,
)

import type { Ansis } from 'ansis'

export async function resolveEntry(
  logger: Logger,
  entry: UserConfig['entry'],
  cwd: string,
  color: Ansis,
  nameLabel?: string,
  root?: string,
): Promise<[entry: Record<string, string>, root: string]> {
  if (!entry || Object.keys(entry).length === 0) {
    const defaultEntry = path.resolve(cwd, 'src/index.ts')

    if (await fsExists(defaultEntry)) {
      entry = { index: defaultEntry }
    } else {
      throw new Error(
        `${nameLabel} No input files, try "tsdown <your-file>" or create src/index.ts`,
      )
    }
  }

  const [entryMap, computedRoot] = await toObjectEntry(entry, cwd, root)
  const entries = Object.values(entryMap)
  if (entries.length === 0) {
    throw new Error(`${nameLabel} Cannot find entry: ${JSON.stringify(entry)}`)
  }
  logger.info(
    nameLabel,
    `entry: ${color(entries.map((entry) => (path.isAbsolute(entry) ? path.relative(cwd, entry) : entry)).join(', '))}`,
  )
  return [entryMap, computedRoot]
}

export function toObjectEntry(
  entry: TsdownInputOption,