add node template

snippets/node/index.js

@@ -0,0 +1,93 @@
+/* eslint-disable no-sync */
+/* eslint-disable no-console */
+
+const fs = require ('fs-extra');
+const path = require ('path');
+const child_process = require ('child_process');
+
+/**
+ * copies the full template to a new folder named after arg[0]
+ *
+ * @param {string} folder folder to run in
+ * @param {Array} args function arguments
+ */
+async function run (folder, args) {
+  const snip_folder = path.join (folder, args[0]);
+  const template = path.join (__dirname, 'template');
+  fs.mkdir (snip_folder);
+  fs.copy (template, snip_folder);
+
+  child_process.execSync (
+    'git init',
+    { cwd: snip_folder, stdio: 'inherit' }
+  );
+  child_process.execSync (
+    'npm init -y',
+    { cwd: snip_folder, stdio: 'inherit' }
+  );
+  child_process.execSync (
+    'npm i --save-dev @scode/eslint-config eslint',
+    { cwd: snip_folder, stdio: 'inherit' }
+  );
+
+  const package_json = JSON.parse (
+    await fs.readFile (path.join (snip_folder, 'package.json'), 'utf-8')
+  );
+
+  package_json.scripts = { lint: 'eslint --fix .' };
+
+  await fs.writeFile (
+    path.join (snip_folder, 'package.json'),
+    JSON.stringify (package_json, null, 2)
+  );
+}
+
+/**
+ * checks if the arguments meet the requirements
+ *
+ * @param {string} folder folder to run in
+ * @param {Array} args function arguments
+ * @returns {boolean} true if arguments match requirements
+ */
+function assert (folder, args) {
+  const tests = [
+    {
+      f:      () => (args.length < 2),
+      reason: 'too many arguments'
+    },
+    {
+      f:      () => (args.length === 0 || typeof args[0] === 'string'),
+      reason: 'name is not a string'
+    },
+    {
+      f:      () => (args.length === 0 || (/^[a-z]+$/iu).test (args[0])),
+      reason: 'name can only contain [a-z]'
+    },
+    {
+      f:      () => (typeof folder === 'string'),
+      reason: 'cwd is not a folder (internal error)'
+    },
+    {
+      f:      () => (fs.existsSync (folder)),
+      reason: 'cwd does not exist (internal error)'
+    },
+    {
+      f:      () => (args.length === 1 || fs.readdirSync (folder).length === 0),
+      reason: 'folder is not empty'
+    },
+    {
+      f:      () => (args.length === 0
+          || !fs.existsSync (path.join (folder, args[0]))),
+      reason: 'folder already exists'
+    }
+  ];
+  for (const test of tests)
+    if (!test.f ()) {
+      console.log (test.reason);
+      return false;
+    }
+
+  return true;
+}
+
+module.exports = { run, assert };

snippets/node/template/.eslintrc.js

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+module.exports = {
+  env: {
+    commonjs: true,
+    es6: true,
+    node: true
+  },
+  extends: [
+    '@scode'
+  ],
+  globals: {
+    Atomics: 'readonly',
+    SharedArrayBuffer: 'readonly'
+  },
+  parserOptions: {
+    ecmaVersion: 2018
+  }
+}

snippets/node/template/.gitignore

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+/node_modules/

snippets/node/template/.npmrc

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+@scode:registry=https://npm.scode.ovh