chore: configure prettier and eslint on the repo

Author: mrsimonemms

.devcontainer/devcontainer.json

@@ -1,11 +1,16 @@
 {
   "image": "ghcr.io/mrsimonemms/devcontainers/full",
   "name": "devcontainer",
-  "features": {},
+  "features": {
+    "ghcr.io/devcontainers-contrib/features/npm-package:1": {
+      "package": "plop"
+    }
+  },
   "customizations": {
     "vscode": {
       "extensions": [
-        "ms-vscode.makefile-tools"
+        "ms-vscode.makefile-tools",
+        "esbenp.prettier-vscode"
       ],
       "settings": {}
     }

.prettierrc

@@ -0,0 +1,5 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all",
+  "printWidth": 80
+}

.vscode/settings.json

@@ -7,5 +7,11 @@
     "https://json.schemastore.org/github-workflow.json": [
       ".github/workflows/*.{yml,yaml}"
     ]
+  },
+  "[javascript]": {
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
+  },
+  "[typescript]": {
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
   }
 }

eslint.config.mjs

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2024 Simon Emms <simon@simonemms.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import globals from 'globals';
+import pluginJs from '@eslint/js';
+import eslintConfigPrettier from 'eslint-config-prettier';
+
+export default [
+  { files: ['**/*.js'], languageOptions: { sourceType: 'commonjs' } },
+  { languageOptions: { globals: globals.node } },
+  pluginJs.configs.recommended,
+  eslintConfigPrettier,
+];