Function resolveFilepath

src/utils/resolveFilepath.js:9–37

({ fs, cache, gitdir, oid, filepath })

import { resolveTree } from '../utils/resolveTree.js'

export async function resolveFilepath({ fs, cache, gitdir, oid, filepath }) {
  // Ensure there are no leading or trailing directory separators.
  // I was going to do this automatically, but then found that the Git Terminal for Windows
  // auto-expands --filepath=/src/utils to --filepath=C:/Users/Will/AppData/Local/Programs/Git/src/utils
  // so I figured it would be wise to promote the behavior in the application layer not just the library layer.
  if (filepath.startsWith('/')) {
    throw new InvalidFilepathError('leading-slash')
  } else if (filepath.endsWith('/')) {
    throw new InvalidFilepathError('trailing-slash')
  }
  const _oid = oid
  const result = await resolveTree({ fs, cache, gitdir, oid })
  const tree = result.tree
  if (filepath === '') {
    oid = result.oid
  } else {
    const pathArray = filepath.split('/')
    oid = await _resolveFilepath({
      fs,
      cache,
      gitdir,
      tree,
      pathArray,
      oid: _oid,
      filepath,
    })
  }
  return oid
}

async function _resolveFilepath({
  fs,