fix(fmt): lint

.prettierrc.js

@@ -0,0 +1,54 @@
+/**
+ * @package Prettier configuration for Solidity
+ * @version 1.8.0
+ * @summary base config adapted from AirBNB to reduce diff churn
+ * @note  solidity settings from Solidity Documentation
+ * @solidity versions ^0.8.0 bytes1
+ * this.scheama = require('http://json.schemastore.org/prettierrc'),
+ */
+
+// @ts-check
+/**
+ *  @type {import('./index')}
+ */
+module.exports = {
+  /*  editorconfig: true, */
+  arrowParens: 'always',
+  bracketSpacing: true,
+  endOfLine: 'lf',
+  printWidth: 80,
+  singleQuote: true,
+  tabWidth: 2,
+  trailingComma: 'all',
+  quoteProps: 'as-needed',
+  semi: true,
+  overrides: [
+    {
+      files: ['*.sol', '*.t.sol'],
+      plugins: [require.resolve('prettier-plugin-solidity')],
+      options: {
+        /**
+         *  @param printWidth
+         *  @summary printWidth is not a line character capture
+         *  @see {@link https://prettier.io/docs/en/rationale.html#print-width}
+         */
+        printWidth: 100,
+        tabWidth: 4,
+        useTabs: false,
+        singleQuote: false,
+        /**
+         * @param  bracketSpacing
+         * @summary enforces `bracketSpacing` to be `true`,
+         *
+         */
+        bracketSpacing: true,
+        /**
+         *  @param  explicitTypes
+         *  @summary enforces `explicitTypes` to be `true`,
+         *  @example Example: unit = unit256
+         */
+        explicitTypes: 'always',
+      },
+    },
+  ],
+};

package.json

@@ -5,8 +5,7 @@
   "directories": {
     "test": "test"
   },
-  "scripts": {
-  },
+  "scripts": {},
   "repository": {
     "type": "git",
     "url": "git+https://github.com/sambacha/layerzero-contracts.git"
@@ -20,5 +19,9 @@
   "homepage": "https://github.com/sambacha/layerzero-contracts#readme",
   "dependencies": {
     "@openzeppelin/contracts": "4.5.0"
+  },
+  "devDependencies": {
+    "prettier": "^2.7.1",
+    "prettier-plugin-solidity": "^1.0.0-dev.23"
   }
 }