async function createNewBranch()

in src/github/operations/branch.ts [94:122]

• 25 lines of code
• 3 McCabe index (conditional complexity)

async function createNewBranch(baseBranch: string, branchName: string, prBaseBranch: string | undefined) {
    // Normalize branch name: lowercase and limit to 50 chars for git compatibility
    const newBranch = branchName.toLowerCase().substring(0, 50);

    try {
        console.log(`Creating new branch ${newBranch} from ${baseBranch}`);
        await $`git checkout --no-track -b ${newBranch} origin/${baseBranch}`;

        console.log(`✓ Successfully created and checked out new branch: ${newBranch}`);

        return {
            baseBranch: baseBranch,
            workingBranch: newBranch,
            isNewBranch: true,
            prBaseBranch
        };
    } catch (error) {
        console.error(`❌ Failed to create branch "${newBranch}" from "${baseBranch}":`, error);
        throw new Error(
            `❌ Failed to create working branch "${newBranch}" from base branch "${baseBranch}". ` +
            `This could be due to:\n` +
            `• Base branch "${baseBranch}" does not exist in the repository\n` +
            `• Insufficient permissions to fetch from the repository\n` +
            `• Network connectivity issues\n` +
            `• Git authentication problems\n` +
            `Original error: ${error instanceof Error ? error.message : String(error)}`
        );
    }
}