Method processMerge

src/processor/pull.ts:176–224

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

  }

  private async processMerge(
    prNumber: number,
    incomingPR: PullRequestData,
    rule: PullRule,
    config: { isMergeableMaxRetries?: number },
  ): Promise<boolean> {
    const mergeableStatus = await this.getMergeableStatus(
      prNumber,
      incomingPR,
      rule,
      config,
    );

    if (!mergeableStatus?.mergeable) return false;

    if (rule.mergeMethod === "hardreset") {
      try {
        this.logger.debug(
          `#${prNumber} Performing hard reset`,
        );
        await this.hardResetCommit(incomingPR.base.ref, incomingPR.head.sha);
        this.logger.info(
          `#${prNumber} Hard reset successful`,
        );
        return true;
      } catch (err) {
        this.logger.error(
          { err },
          `#${prNumber} Hard reset failed`,
        );
        return false;
      }
    } else if (rule.mergeMethod === "none") {
      this.logger.debug(
        `#${prNumber} Merge method is none, skip merging`,
      );
      return true;
    } else {
      let mergeMethod = rule.mergeMethod;
      if (mergeMethod === "rebase" && !mergeableStatus.rebaseable) {
        mergeMethod = "merge";
      }
      await this.mergePR(prNumber, mergeMethod);
      this.logger.info(
        `#${prNumber} Auto merged pull request using ${mergeMethod}`,
      );
      return true;
    }
  }

  private async getMergeableStatus(
    prNumber: number,