vscode-gitlens/src/git/models/branch.ts

'use strict';

export class GitBranch {

    current: boolean;
    name: string;
    remote: boolean;

    constructor(branch: string) {
        branch = branch.trim();

        if (branch.startsWith('* ')) {
            branch = branch.substring(2);
            this.current = true;
        }

        if (branch.startsWith('remotes/')) {
            branch = branch.substring(8);
            this.remote = true;
        }

        const index = branch.indexOf(' ');
        if (index !== -1) {
            branch = branch.substring(0, index);
        }

        this.name = branch;
    }
}