Function flagsToGitDiffOptions

ts/diff-options.ts:47–65

(flags: string[])

}

export function flagsToGitDiffOptions(flags: string[]): Partial<GitDiffOptions> {
  const options: Partial<GitDiffOptions> = {};
  for (const flag of flags) {
    if (flag == '-w' || flag == '--ignore-all-space') {
      options.ignoreAllSpace = true;
    } else if (flag == '-b' || flag == '--ignore-space-change') {
      options.ignoreSpaceChange = true;
    } else if (flag == '-W' || flag == '--function-context') {
      options.functionContext = true;
    } else if (flag.startsWith('--diff-algorithm=')) {
      // This is pretty imprecise; I believe `--diff-algorithm patience` would also work.
      const algo = flag.split('=')[1];
      options.diffAlgorithm = algo as DiffAlgorithm;
    } else if (flag.startsWith('-U')) {
      options.unified = Number(flag.slice(2));
    }
  }
  return options;
}