mp-lens/dist/utils/git-helper.js

微信小程序分析工具 (Unused Code, Dependencies, Visualization)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.GitSwitchManager = void 0;
exports.isGitRepository = isGitRepository;
exports.isWorkingDirectoryClean = isWorkingDirectoryClean;
exports.branchOrCommitExists = branchOrCommitExists;
const child_process_1 = require("child_process");
const debug_logger_1 = require("./debug-logger");
const errors_1 = require("./errors");
/**
 * 检查当前是否在 Git 仓库中
 */
function isGitRepository(projectRoot) {
    try {
        (0, child_process_1.execSync)('git rev-parse --git-dir', { cwd: projectRoot, stdio: 'ignore' });
        return true;
    }
    catch (_a) {
        return false;
    }
}
/**
 * 检查工作区是否干净（没有未提交的更改）
 */
function isWorkingDirectoryClean(projectRoot) {
    try {
        const output = (0, child_process_1.execSync)('git status --porcelain', {
            cwd: projectRoot,
            encoding: 'utf8',
        }).trim();
        return output === '';
    }
    catch (error) {
        debug_logger_1.logger.warn(`检查工作区状态失败: ${error.message}`);
        return false;
    }
}
/**
 * 获取当前分支名
 */
function getCurrentBranch(projectRoot) {
    try {
        return (0, child_process_1.execSync)('git rev-parse --abbrev-ref HEAD', {
            cwd: projectRoot,
            encoding: 'utf8',
        }).trim();
    }
    catch (error) {
        throw new errors_1.HandledError(`获取当前分支失败: ${error.message}`);
    }
}
/**
 * 检查分支或提交是否存在
 */
function branchOrCommitExists(projectRoot, ref) {
    try {
        (0, child_process_1.execSync)(`git rev-parse --verify ${ref}`, {
            cwd: projectRoot,
            stdio: 'ignore',
        });
        return true;
    }
    catch (_a) {
        return false;
    }
}
/**
 * 切换到指定分支或提交
 */
function checkoutBranch(projectRoot, ref) {
    try {
        debug_logger_1.logger.info(`正在切换到: ${ref}`);
        (0, child_process_1.execSync)(`git checkout ${ref}`, {
            cwd: projectRoot,
            stdio: 'inherit',
        });
    }
    catch (error) {
        throw new errors_1.HandledError(`切换分支失败: ${error.message}`);
    }
}
/**
 * Git 切换管理器，用于安全地切换分支并在完成后恢复
 */
class GitSwitchManager {
    constructor(projectRoot) {
        this.hasSwitched = false;
        this.projectRoot = projectRoot;
        this.originalBranch = getCurrentBranch(projectRoot);
        this.currentBranchName = this.originalBranch;
    }
    /**
     * 获取原始分支名
     */
    getOriginalBranch() {
        return this.originalBranch;
    }
    /**
     * 获取当前 GitSwitchManager 检出的分支名
     */
    getCurrentBranch() {
        return this.currentBranchName;
    }
    /**
     * 切换到目标分支或提交
     */
    switchTo(target) {
        if (target === this.currentBranchName ||
            (target === 'HEAD' && this.currentBranchName === this.originalBranch && !this.hasSwitched)) {
            debug_logger_1.logger.info(`目标 ${target} 与当前分支 ${this.currentBranchName} 相同，无需切换`);
            return;
        }
        if (!branchOrCommitExists(this.projectRoot, target)) {
            throw new errors_1.HandledError(`分支或提交 '${target}' 不存在`);
        }
        checkoutBranch(this.projectRoot, target);
        this.currentBranchName = target; // Update current branch after successful checkout
        this.hasSwitched = true;
    }
    /**
     * 恢复到原始分支
     */
    restore() {
        if (this.hasSwitched && this.currentBranchName !== this.originalBranch) {
            debug_logger_1.logger.info(`恢复到原始分支: ${this.originalBranch}`);
            checkoutBranch(this.projectRoot, this.originalBranch);
            this.currentBranchName = this.originalBranch;
            this.hasSwitched = false; // Reset switch status after restoring
        }
    }
}
exports.GitSwitchManager = GitSwitchManager;
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