setup prettier, eslint, husky

ts/.eslintrc

@@ -0,0 +1,17 @@
+{
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "airbnb",
+    "plugin:prettier/recommended",
+    "prettier/@typescript-eslint"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint", "prettier"],
+  "rules": {
+    "prettier/prettier": "error",
+    "@typescript-eslint/indent": ["error", 2],
+    "@typescript-eslint/no-unused-vars": "error",
+    "@typescript-eslint/no-explicit-any": "error"
+  }
+}

ts/.husky/pre-commit

@@ -0,0 +1,2 @@
+cd ts
+yarn lint-staged

ts/.prettierrc

@@ -0,0 +1,5 @@
+{
+  "semi": true,
+  "singleQuote": false,
+  "trailingComma": "all"
+}

ts/package.json

@@ -12,13 +12,33 @@
   ],
   "scripts": {
     "build": "rm -rf dist/; tsc",
-    "test": "jest"
+    "test": "jest",
+    "prepare": "cd .. && husky install ts/.husky"
+  },
+  "lint-staged": {
+    "src/**/*.ts": [
+      "eslint --fix",
+      "git add"
+    ]
   },
   "devDependencies": {
     "@types/jest": "^27.4.1",
+    "@typescript-eslint/eslint-plugin": "^5.17.0",
+    "@typescript-eslint/parser": "^5.17.0",
+    "eslint": "^8.12.0",
+    "eslint-config-airbnb-base": "^15.0.0",
+    "eslint-config-prettier": "^8.5.0",
+    "eslint-plugin-import": "^2.25.4",
+    "eslint-plugin-prettier": "^4.0.0",
+    "husky": "^7.0.0",
     "jest": "^27.5.1",
+    "lint-staged": "^12.3.7",
+    "prettier": "^2.6.1",
     "ts-jest": "^27.1.4",
     "ts-jest-resolver": "^2.0.0",
     "typescript": "^4.6.3"
+  },
+  "dependencies": {
+    "@solana/web3.js": "^1.37.0"
   }
 }

ts/src/dex.ts

@@ -0,0 +1,14 @@
+import { PublicKey } from "@solana/web3.js";
+
+export class Dex {
+  public address: PublicKey;
+
+  constructor(address: PublicKey) {
+    this.address = address;
+  }
+
+  public hello_world(x: number): string {
+    var c = x + 10;
+    return `hello ${c}`;
+  }
+}