import { BuildOptions } from 'esbuild'
export function eraseFilePathPrefix(raw: string): string {
  const anchorIndex = raw.indexOf('__tests__')
  if (anchorIndex < 0) throw Error('should find __tests__ in path')
  const prefix = '<working_dir>'
  const postfix = raw.slice(anchorIndex)

  return `${prefix}/${postfix}`
}

export function eraseEsbuildOptionsBasePath(raw: BuildOptions): BuildOptions {
  const result = raw
  if (raw.entryPoints) {
    result.entryPoints = raw.entryPoints.map(eraseFilePathPrefix)
  }

  if (raw.outdir) {
    result.outdir = eraseFilePathPrefix(raw.outdir)
  }

  return result
}