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scripts.ts
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scripts.ts
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/* eslint-disable camelcase */
import path from 'path';
import { readJSON, writeJSON, outputFile } from 'fs-extra';
import shell, { ExecOptions } from 'shelljs';
import chalk from 'chalk';
import { command } from 'execa';
import { cra, cra_typescript } from './configs';
import storybookVersions from '../versions';
const logger = console;
export interface Parameters {
/** E2E configuration name */
name: string;
/** framework version */
version: string;
/** CLI to bootstrap the project */
generator: string;
/** Use storybook framework detection */
autoDetect?: boolean;
/** Pre-build hook */
preBuildCommand?: string;
/** When cli complains when folder already exists */
ensureDir?: boolean;
/** Dependencies to add before building Storybook */
additionalDeps?: string[];
/** Files to add before installing Storybook */
additionalFiles?: {
path: string;
contents: string;
}[];
/** Add typescript dependency and creates a tsconfig.json file */
typescript?: boolean;
}
interface Configuration {
e2e: boolean;
pnp: boolean;
local: boolean;
registry?: string;
}
export interface Options extends Parameters {
appName: string;
creationPath: string;
cwd?: string;
e2e: boolean;
pnp: boolean;
}
export const exec = async (
command: string,
options: ExecOptions = {},
{
startMessage,
errorMessage,
dryRun,
}: { startMessage?: string; errorMessage?: string; dryRun?: boolean } = {}
) => {
if (startMessage) logger.info(startMessage);
if (dryRun) {
logger.info(`\n> ${command}\n`);
return undefined;
}
logger.debug(command);
return new Promise((resolve, reject) => {
const defaultOptions: ExecOptions = {
silent: false,
};
const child = shell.exec(command, {
...defaultOptions,
...options,
async: true,
silent: false,
});
child.stderr.pipe(process.stderr);
child.stdout.pipe(process.stdout);
child.on('exit', (code) => {
if (code === 0) {
resolve(undefined);
} else {
logger.error(chalk.red(`An error occurred while executing: \`${command}\``));
logger.log(errorMessage);
reject(new Error(`command exited with code: ${code}: `));
}
});
});
};
const addPackageResolutions = async ({ cwd }: Options) => {
logger.info(`🔢 Adding package resolutions:`);
const packageJsonPath = path.join(cwd, 'package.json');
const packageJson = await readJSON(packageJsonPath);
packageJson.resolutions = storybookVersions;
await writeJSON(packageJsonPath, packageJson, { spaces: 2 });
};
const addLocalPackageResolutions = async ({ cwd }: Options) => {
logger.info(`🔢 Adding package resolutions:`);
const packageJsonPath = path.join(cwd, 'package.json');
const packageJson = await readJSON(packageJsonPath);
const workspaceDir = path.join(__dirname, '..', '..', '..', '..', '..');
const { stdout } = await command('yarn workspaces list --json', { cwd: workspaceDir });
console.log({ stdout, workspaceDir });
const workspaces = JSON.parse(`[${stdout.split('\n').join(',')}]`);
console.log({ workspaces });
packageJson.resolutions = Object.keys(storybookVersions).reduce((acc, key) => {
return {
...acc,
[key]: path.join(workspaceDir, workspaces.find((item: any) => item.name === key).location),
};
}, {});
await writeJSON(packageJsonPath, packageJson, { spaces: 2 });
};
const installYarn2 = async ({ cwd, pnp, name }: Options) => {
const command = [
`yarn set version berry`,
`yarn config set enableGlobalCache true`,
`yarn config set nodeLinker ${pnp ? 'pnp' : 'node-modules'}`,
];
// FIXME: Some dependencies used by CRA aren't listed in its package.json
// Next line is a hack to remove as soon as CRA will have added these missing deps
// for details see https://github.com/facebook/create-react-app/pull/11751
if ([cra.name, cra_typescript.name].includes(name)) {
command.push(
`yarn config set packageExtensions --json '{ "babel-preset-react-app@10.0.x": { "dependencies": { "@babel/plugin-proposal-private-property-in-object": "^7.16.0" } } }'`
);
}
await exec(
command.join(' && '),
{ cwd },
{ startMessage: `🧶 Installing Yarn 2`, errorMessage: `🚨 Installing Yarn 2 failed` }
);
};
const configureYarn2ForE2E = async ({ cwd }: Options) => {
const command = [
// ⚠️ Need to set registry because Yarn 2 is not using the conf of Yarn 1 (URL is hardcoded in CircleCI config.yml)
`yarn config set npmScopes --json '{ "storybook": { "npmRegistryServer": "http://localhost:6000/" } }'`,
// Some required magic to be able to fetch deps from local registry
`yarn config set unsafeHttpWhitelist --json '["localhost"]'`,
// Disable fallback mode to make sure everything is required correctly
`yarn config set pnpFallbackMode none`,
// We need to be able to update lockfile when bootstrapping the examples
`yarn config set enableImmutableInstalls false`,
// Discard all YN0013 - FETCH_NOT_CACHED messages
`yarn config set logFilters --json '[ { "code": "YN0013", "level": "discard" } ]'`,
].join(' && ');
await exec(
command,
{ cwd },
{ startMessage: `🎛 Configuring Yarn 2`, errorMessage: `🚨 Configuring Yarn 2 failed` }
);
};
const generate = async ({ cwd, name, appName, version, generator }: Options) => {
const command = generator.replace(/{{appName}}/g, appName).replace(/{{version}}/g, version);
await exec(
command,
{ cwd },
{
startMessage: `🏗 Bootstrapping ${name} project (this might take a few minutes)`,
errorMessage: `🚨 Bootstrapping ${name} failed`,
}
);
};
const addAdditionalFiles = async ({ additionalFiles, cwd }: Options) => {
logger.info(`⤵️ Adding required files`);
await Promise.all(
additionalFiles.map(async (file) => {
await outputFile(path.resolve(cwd, file.path), file.contents, { encoding: 'UTF-8' });
})
);
};
const initStorybook = async ({ cwd, autoDetect = true, name, e2e, pnp }: Options) => {
const flags = ['--yes'];
if (!autoDetect) {
flags.push(`--type ${name}`);
}
if (e2e) {
flags.push('--linkable');
}
if (pnp) {
flags.push('--use-pnp');
}
const sbCLICommand = `node ${path.join(__dirname, '../../cjs/generate')}`;
const command = `${sbCLICommand} init ${flags.join(' ')}`;
await exec(
command,
{ cwd },
{
startMessage: `🎨 Initializing Storybook with @storybook/cli`,
errorMessage: `🚨 Storybook initialization failed`,
}
);
};
const addRequiredDeps = async ({ cwd, additionalDeps }: Options) => {
// Remove any lockfile generated without Yarn 2
shell.rm('-f', path.join(cwd, 'package-lock.json'), path.join(cwd, 'yarn.lock'));
const command =
additionalDeps && additionalDeps.length > 0
? `yarn add -D ${additionalDeps.join(' ')}`
: `yarn install`;
await exec(
command,
{ cwd },
{
startMessage: `🌍 Adding needed deps & installing all deps`,
errorMessage: `🚨 Dependencies installation failed`,
}
);
};
const addTypescript = async ({ cwd }: Options) => {
logger.info(`👮 Adding typescript and tsconfig.json`);
try {
await exec(`yarn add -D typescript@latest`, { cwd });
const tsConfig = {
compilerOptions: {
baseUrl: '.',
esModuleInterop: true,
jsx: 'preserve',
skipLibCheck: true,
strict: true,
},
include: ['src/*'],
};
const tsConfigJsonPath = path.resolve(cwd, 'tsconfig.json');
await writeJSON(tsConfigJsonPath, tsConfig, { encoding: 'utf8', spaces: 2 });
} catch (e) {
logger.error(`🚨 Creating tsconfig.json failed`);
throw e;
}
};
const doTask = async (
task: (options: Options) => Promise<void>,
options: Options,
condition = true
) => {
if (condition) {
await task(options);
logger.log();
}
};
const registryUrlNPM = (url: string) => {
const args = ['config', 'set', 'registry', url];
return exec(`npm ${args.join(' ')}`, { cwd: path.join(process.cwd(), '..') });
};
const registryUrlYarn = (url: string) => {
const args = ['config', 'set', 'npmRegistryServer', url];
return exec(`yarn ${args.join(' ')}`, { cwd: path.join(__dirname, '..') });
};
export const createAndInit = async (
cwd: string,
{ name, version, ...rest }: Parameters,
{ e2e, pnp, local, registry }: Configuration
) => {
const options: Options = {
name,
version,
appName: path.basename(cwd),
creationPath: path.join(cwd, '..'),
cwd,
e2e,
pnp,
...rest,
};
logger.log();
logger.info(`🏃 Starting for ${name} ${version}`);
logger.log();
await doTask(generate, { ...options, cwd: options.creationPath });
await doTask(addAdditionalFiles, { ...options, cwd }, !!options.additionalFiles);
if (e2e) {
await doTask(addPackageResolutions, options);
}
if (local) {
await doTask(addLocalPackageResolutions, options);
}
await doTask(installYarn2, options);
if (e2e) {
await doTask(configureYarn2ForE2E, options, e2e);
}
await doTask(addTypescript, options, !!options.typescript);
await doTask(addRequiredDeps, options);
if (registry) {
await registryUrlNPM(registry);
await registryUrlYarn(registry);
}
await doTask(initStorybook, options);
};