Function diffForFile

source/platforms/git/gitJSONToGitDSL.ts:220–241

(filename: string)

   * @param filename File path for the diff
   */
  const diffForFile = async (filename: string) => {
    const structuredDiff = await structuredDiffForFile(filename)

    if (!structuredDiff) {
      return null
    }

    const allLines = structuredDiff.chunks
      .map((c: { changes: Changes }) => c.changes)
      .reduce((a: Changes, b: Changes) => a.concat(b), [])

    return {
      before: await config.getFileContents(filename, config.repo, config.baseSHA),
      after: await config.getFileContents(filename, config.repo, config.headSHA),

      diff: allLines.map(getContent).join(os.EOL),

      added: allLines.filter(byType("add")).map(getContent).join(os.EOL),

      removed: allLines.filter(byType("del")).map(getContent).join(os.EOL),
    }
  }

  return {
    base: config.baseSHA,