94 lines
2.4 KiB
JavaScript
94 lines
2.4 KiB
JavaScript
/* eslint-disable no-sync */
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/* eslint-disable no-console */
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const fs = require ('fs-extra');
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const path = require ('path');
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const child_process = require ('child_process');
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/**
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* copies the full template to a new folder named after arg[0]
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*
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* @param {string} folder folder to run in
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* @param {Array} args function arguments
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*/
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async function run (folder, args) {
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const snip_folder = path.join (folder, args[0]);
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const template = path.join (__dirname, 'template');
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fs.mkdir (snip_folder);
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fs.copy (template, snip_folder);
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child_process.execSync (
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'git init',
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{ cwd: snip_folder, stdio: 'inherit' }
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);
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child_process.execSync (
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'npm init -y',
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{ cwd: snip_folder, stdio: 'inherit' }
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);
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child_process.execSync (
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'npm i --save-dev @scode/eslint-config eslint',
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{ cwd: snip_folder, stdio: 'inherit' }
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);
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const package_json = JSON.parse (
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await fs.readFile (path.join (snip_folder, 'package.json'), 'utf-8')
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);
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package_json.scripts = { lint: 'eslint --fix .' };
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await fs.writeFile (
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path.join (snip_folder, 'package.json'),
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JSON.stringify (package_json, null, 2)
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);
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}
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/**
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* checks if the arguments meet the requirements
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*
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* @param {string} folder folder to run in
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* @param {Array} args function arguments
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* @returns {boolean} true if arguments match requirements
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*/
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function assert (folder, args) {
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const tests = [
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{
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f: () => (args.length < 2),
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reason: 'too many arguments'
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},
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{
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f: () => (args.length === 0 || typeof args[0] === 'string'),
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reason: 'name is not a string'
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},
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{
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f: () => (args.length === 0 || (/^[a-z]+$/iu).test (args[0])),
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reason: 'name can only contain [a-z]'
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},
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{
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f: () => (typeof folder === 'string'),
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reason: 'cwd is not a folder (internal error)'
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},
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{
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f: () => (fs.existsSync (folder)),
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reason: 'cwd does not exist (internal error)'
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},
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{
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f: () => (args.length === 1 || fs.readdirSync (folder).length === 0),
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reason: 'folder is not empty'
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},
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{
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f: () => (args.length === 0
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|| !fs.existsSync (path.join (folder, args[0]))),
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reason: 'folder already exists'
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}
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];
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for (const test of tests)
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if (!test.f ()) {
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console.log (test.reason);
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return false;
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}
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return true;
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}
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module.exports = { run, assert };
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