Function getChangedPackagesSinceRef

packages/git/src/index.ts:253–287

({
  cwd,
  ref,
  changedFilePatterns = ["**"],
}: {
  cwd: string;
  ref: string;
  changedFilePatterns?: readonly string[];
})

}

export async function getChangedPackagesSinceRef({
  cwd,
  ref,
  changedFilePatterns = ["**"],
}: {
  cwd: string;
  ref: string;
  changedFilePatterns?: readonly string[];
}): Promise<Package[]> {
  const changedFiles = await getChangedFilesSince({ ref, cwd, fullPath: true });

  return (
    [...(await getPackages(cwd)).packages]
      // sort packages by length of dir, so that we can check for subdirs first
      .sort((pkgA, pkgB) => pkgB.dir.length - pkgA.dir.length)
      .filter((pkg) => {
        const changedPackageFiles: string[] = [];

        for (let i = changedFiles.length - 1; i >= 0; i--) {
          const file = changedFiles[i];

          if (isSubdir(pkg.dir, file)) {
            changedFiles.splice(i, 1);
            const relativeFile = file.slice(pkg.dir.length + 1);
            changedPackageFiles.push(relativeFile);
          }
        }

        return (
          changedPackageFiles.length > 0 &&
          micromatch(changedPackageFiles, changedFilePatterns).length > 0
        );
      })
  );
}

export async function tagExists(tagStr: string, cwd: string) {
  const gitCmd = await spawn("git", ["tag", "-l", tagStr], { cwd });