Function getRelevantChangesets

packages/assemble-release-plan/src/index.ts:273–322

(
  changesets: NewChangeset[],
  packagesByName: Map<string, Package>,
  config: Config,
  preState: PreState | undefined
)

}

function getRelevantChangesets(
  changesets: NewChangeset[],
  packagesByName: Map<string, Package>,
  config: Config,
  preState: PreState | undefined
): NewChangeset[] {
  for (const changeset of changesets) {
    // Using the following 2 arrays to decide whether a changeset
    // contains both skipped and not skipped packages
    const skippedPackages = [];
    const notSkippedPackages = [];
    for (const release of changeset.releases) {
      // this acts as an early validation in this package so we don't throw an internal error here
      const packageByName = mapGetOrThrow(
        packagesByName,
        release.name,
        `Found changeset ${changeset.id} for package ${release.name} which is not in the workspace`
      );

      if (
        shouldSkipPackage(packageByName, {
          ignore: config.ignore,
          allowPrivatePackages: config.privatePackages.version,
        })
      ) {
        skippedPackages.push(release.name);
      } else {
        notSkippedPackages.push(release.name);
      }
    }

    if (skippedPackages.length > 0 && notSkippedPackages.length > 0) {
      throw new Error(
        `Found mixed changeset ${changeset.id}\n` +
          `Found ignored packages: ${skippedPackages.join(" ")}\n` +
          `Found not ignored packages: ${notSkippedPackages.join(" ")}\n` +
          "Mixed changesets that contain both ignored and not ignored packages are not allowed"
      );
    }
  }

  if (preState && preState.mode !== "exit") {
    let usedChangesetIds = new Set(preState.changesets);
    return changesets.filter(
      (changeset) => !usedChangesetIds.has(changeset.id)
    );
  }

  return changesets;
}

function getHighestPreVersion(
  groupKind: "linked" | "fixed",