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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317import { RepositoryCache } from "./src/cache.ts";import { VERSION } from "./src/constants.ts";import { colors, Command, CompletionsCommand, DenoLandProvider, HelpCommand, UpgradeCommand,} from "./src/deps/cli.ts";import { copy, emptyDir, ensureDir } from "./src/deps/fs.ts";import { isError, isString } from "./src/deps/npm.ts";import { path } from "./src/deps/path.ts";import { LevelName } from "./src/deps/std.ts";import { ScaffoldError } from "./src/errors.ts";import { loadRepository } from "./src/load_repository.ts";import { createLogger } from "./src/logger.ts";import { ScaffoldPermissions } from "./src/template/define_template.ts";import { loadWorker } from "./src/template/load_worker.ts";import { readJson, wait, writeJson } from "./src/utils.ts";import { directoryIsEmpty } from "./src/utils/directory_is_empty.ts";import { getUserDetails } from "./src/utils/get_user_details.ts";import { isColorSupported } from "./src/utils/is_color_supported.ts";
type ScaffoldActionOptions = Parameters< Parameters<typeof main["action"]>[0]>[0];
const main = new Command() .globalOption( "--cache-dir [cacheDir:string]", "Set a custom cache directory.", ) .name("scaffold") .version(VERSION) .arguments("<repo:string> [folder:string]") .description( `🏗️ Scaffold a new project from any GitHub, GitLab or BitBucket git repository.`, ) .option( "--cache-only [cacheOnly:string]", "Only use the cache (no network requests).", ) .option("--no-cache", "Disable the cache.") .option("--reset-cache", "Reset the cache before the download.") .option( "-d, --debug", `Enable debug logging.`, ) .option("-f, --force", "Overwrite files even if they already exist.") .option("-s, --silent", "Disable all logging.") .option( "--no-template", `Disable loading the ${colors.gray.italic("scaffold.config.ts")} file.`, ) .option( "-y, --no-interactive", `Disable the interactive prompt. Might break permission requests.`, ) .option( "--use-temporary-source", `Copy local files to a temporary directory.`, ) .example( "GitHub", `${ colors.yellow("scaffold ifiokjr/templates/deno my-project") }\nThis will use the deno directory within the repository https://github.com/ifiokjr/templates`, ) .example( "GitLab", `${ colors.yellow("scaffold gitlab:ifiokjr/scaffold-test my-project") }\nThis will pull directly from https://gitlab.com/ifiokjr/scaffold-test`, ) .example( "Local", `${ colors.yellow("scaffold ./path/to/local/directory my-project") }\nThe path must start with './' to be recognized as a local directory.`, ) .action(mainAction);
const invalidAlias = new Set([ "help", "version", "completions", "upgrade", "alias", "cache",]);
main .command("alias") .arguments("<alias:string> <repo:string>") .description( "Create an alias for a template repository", ).action(async (options, alias, repo) => { const spinner = wait({ text: `Creating alias: ${alias} for repo: ${repo}`, }); const log = createLogger({ name: "scaffold", levelName: "WARNING" }); const directory = isString(options.cacheDir) ? path.resolve(options.cacheDir) : undefined; const cache = new RepositoryCache({ directory, log });
await cache.store.load();
if (cache.store.getAlias(alias)) { spinner.fail(`Alias already exists.`); Deno.exit(1); }
if (invalidAlias.has(alias)) { spinner.fail( `The provided alias name is invalid. These names are reserved: ${ [...invalidAlias].join(", ") }`, ); Deno.exit(1); }
await cache.store.setAlias(alias, repo).save(); spinner.succeed(`Alias created.`); });
const upgrade = new UpgradeCommand({ main: "scaffold.ts", provider: new DenoLandProvider(), args: ["--unstable", "-A", "-n", "scaffold"],});
// Additional commandsmain .command("upgrade", upgrade) .command("help", new HelpCommand().global()) .command("completions", new CompletionsCommand());// .command("alias", alias);
await main.parse(Deno.args);
/** * The action to be performed by the scaffold command. */async function mainAction( options: ScaffoldActionOptions, templateFolder: string, folder = "",) { // keep track of the exit code let exit = 0; const { debug = false, silent = false, force = false } = options; const levelName: LevelName = silent ? "CRITICAL" : debug ? "DEBUG" : "WARNING"; const log = createLogger({ name: "scaffold", levelName }); const destination = path.resolve(folder); const spinner = wait({ enabled: !silent || levelName !== "CRITICAL", text: `Scaffolding the project ${colors.gray.italic(templateFolder)}`, }); const shouldCache = options.cache !== false; const cacheDirectory = isString(options.cacheDir) ? path.resolve(options.cacheDir) : undefined; const cache = new RepositoryCache({ directory: cacheDirectory, log }); const temporary: string[] = [];
try { if (shouldCache) { log.info("Loading store and cache...", cache.getDownloadPath()); await cache.load(); log.info("Store and cache successfully loaded"); }
if (options.resetCache === true) { await cache.reset(); }
let source: string; let permissions: Partial<ScaffoldPermissions> = {}; let key: string | undefined; const alias = cache.store.getAlias(templateFolder);
if (alias) { templateFolder = alias; }
if (options.cacheOnly === true) { const recent = cache.store.getRecent(templateFolder);
if (!recent) { throw new ScaffoldError( `--cache-only was used but there is no recent cache entry for ${templateFolder}`, ); }
key = recent; source = cache.getDownloadPath(key); } else if ( ["./", "../", "/"].some((p) => templateFolder.startsWith(p)) || path.isAbsolute(templateFolder) ) { spinner.text("Loading local folder..."); source = path.resolve(templateFolder);
if (options.useTemporarySource) { source = await Deno.makeTempDir(); temporary.push(source); await copy(path.resolve(templateFolder), source, { overwrite: true }); } } else { spinner.text("Loading repository..."); const result = await loadRepository(templateFolder, { cache }); source = result.directory; key = result.key;
if (!shouldCache) { temporary.push(source); } else { // save this as the most recent cache entry await cache.store.setRecent(templateFolder, key).save(); }
spinner.succeed( `Repository loaded from: ${colors.gray.italic(result.repo.url)}`, ); spinner.text("Checking for saved permissions..."); permissions = await readJson(cache.permissions(result.key)); spinner.succeed("Cached permissions loaded"); }
if (!force && !(await directoryIsEmpty(destination))) { throw new ScaffoldError( `The destination folder is not empty: \`${ colors.gray.italic(destination) }\`. Use \`${colors.blue("--force")}\` to overwrite files.`, ); }
if (force) { spinner.text("Removing existing files..."); await ensureDir(destination); await emptyDir(destination); }
spinner.text("Preparing scaffold..."); const variables = { ...await getUserDetails(), name: path.basename(folder), };
for (const [name, granted] of Object.entries(permissions)) { if (granted.length === 0) { continue; }
log.info( `${name} permissions automatically granted for "${granted.join(", ")}"`, ); }
const processor = await loadWorker({ source, destination, interactive: options.interactive !== false, name: "scaffold", variables, permissions, }); spinner.succeed("Scaffold fully loaded.");
// check if this should be called. await processor.getVariables(); permissions = await processor.getPermissions() ?? permissions; await processor.processTemplate(); await processor.install();
if (shouldCache && key) { await writeJson(cache.permissions(key), permissions); }
spinner.succeed("Scaffolding completed!"); } catch (error) { let message = "";
if (isError(error)) { message = error.message; } else if (isString(error)) { message = error; } else { message = Deno.inspect(error, { colors: isColorSupported() }); }
log.info("The full error stack", error); spinner.fail(`Something went wrong: ${message}`); exit = 1; } finally { let removed = false; // Remove all directories that were created. for (const temp of temporary) { removed = true; log.debug("Removing temporary directory:", temp); await Deno.remove(temp, { recursive: true }); }
if (removed) { log.debug("Successfully removed temporary directories."); }
Deno.exit(exit); }}