async function getIgnoredFoldersForDeployment()

in src/commands/deploy/promptScmDoBuildDeploy.ts [52:92]
30 lines of code
6 McCabe index (conditional complexity)

async function getIgnoredFoldersForDeployment(fsPath: string, runtime: string): Promise<string[]> {
    let ignoredFolders: string[];
    switch (runtime) {
        case LinuxRuntimes.node:
            ignoredFolders = ['node_modules{,/**}'];
            break;
        case LinuxRuntimes.python:
            let venvFsPaths: string[];
            try {
                venvFsPaths = (await venvUtils.getExistingVenvs(fsPath)).map(venvPath => `${venvPath}{,/**}`);
            } catch (error) {
                // if there was an error here, don't block-- just assume none could be detected
                venvFsPaths = [];
            }

            // list of Python ignorables are pulled from here https://github.com/github/gitignore/blob/master/Python.gitignore
            // Byte-compiled / optimized / DLL files
            ignoredFolders = ['__pycache__{,/**}', '*.py[cod]', '*$py.class',
                // Distribution / packaging
                '.Python{,/**}', 'build{,/**}', 'develop-eggs{,/**}', 'dist{,/**}', 'downloads{,/**}', 'eggs{,/**}', '.eggs{,/**}', 'lib{,/**}', 'lib64{,/**}', 'parts{,/**}', 'sdist{,/**}', 'var{,/**}',
                'wheels{,/**}', 'share/python-wheels{,/**}', '*.egg-info{,/**}', '.installed.cfg', '*.egg', 'MANIFEST'];

            // Virtual Environments
            const defaultVenvPaths: string[] = ['.env{,/**}', '.venv{,/**}', 'env{,/**}', 'venv{,/**}', 'ENV{,/**}', 'env.bak{,/**}', 'venv.bak{,/**}'];
            for (const venvPath of venvFsPaths) {
                // don't add duplicates
                if (!defaultVenvPaths.find(p => p === venvPath)) {
                    defaultVenvPaths.push(venvPath);
                }
            }

            ignoredFolders = ignoredFolders.concat(defaultVenvPaths);
            break;
        default:
            ignoredFolders = [];
    }

    // add .vscode to the ignorePattern since it will never be needed for deployment
    ignoredFolders.push('.vscode{,/**}');
    return ignoredFolders;
}