Method getMergeableStatus

src/processor/pull.ts:226–243

(
    prNumber: number,
    incomingPR: PullRequestData,
    rule: PullRule,
    config: { isMergeableMaxRetries?: number },
  )

  }

  private async getMergeableStatus(
    prNumber: number,
    incomingPR: PullRequestData,
    rule: PullRule,
    config: { isMergeableMaxRetries?: number },
  ) {
    const isInitiallyMergeable = incomingPR.mergeable &&
      (incomingPR.mergeable_state === "clean" ||
        (incomingPR.mergeable_state === "unstable" && rule.mergeUnstable));

    if (isInitiallyMergeable) {
      return incomingPR;
    }

    return await this.isMergeable(prNumber, {
      maxRetries: config.isMergeableMaxRetries,
    });
  }

  private async hasDiff(base: string, upstream: string): Promise<boolean> {
    try {