sourcecontrol
Version:
A modern TypeScript CLI application for source control
59 lines • 2.31 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.BranchRefService = void 0;
const path_1 = __importDefault(require("path"));
class BranchRefService {
constructor(refManager) {
this.refManager = refManager;
}
toBranchRefPath(branchName) {
return path_1.default.join(BranchRefService.BRANCH_DIR_NAME, branchName);
}
async exists(branchName) {
const refPath = this.toBranchRefPath(branchName);
return await this.refManager.exists(refPath);
}
async getBranchSha(branchName) {
const refPath = this.toBranchRefPath(branchName);
return await this.refManager.resolveReferenceToSha(refPath);
}
async updateBranch(branchName, sha) {
const refPath = this.toBranchRefPath(branchName);
await this.refManager.updateRef(refPath, sha);
}
async deleteBranch(branchName) {
const refPath = this.toBranchRefPath(branchName);
return await this.refManager.deleteRef(refPath);
}
async getCurrentBranch() {
try {
const headContent = await this.refManager.readRef(BranchRefService.HEAD_FILE);
const isDetached = !headContent?.startsWith(BranchRefService.HEAD_PREFIX);
if (isDetached)
return null;
return headContent.substring(BranchRefService.HEAD_PREFIX.length);
}
catch {
return null;
}
}
async isDetached() {
const headContent = await this.refManager.readRef(BranchRefService.HEAD_FILE);
return !headContent?.startsWith(BranchRefService.HEAD_PREFIX);
}
async setCurrentBranch(branchName) {
const headRef = `${BranchRefService.HEAD_PREFIX}${branchName}`;
await this.refManager.updateRef(BranchRefService.HEAD_FILE, headRef);
}
async setDetachedHead(commitSha) {
await this.refManager.updateRef(BranchRefService.HEAD_FILE, commitSha);
}
}
exports.BranchRefService = BranchRefService;
BranchRefService.BRANCH_DIR_NAME = 'heads';
BranchRefService.HEAD_FILE = 'HEAD';
BranchRefService.HEAD_PREFIX = 'ref: refs/heads/';
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