add async decorator

.example.env

@@ -4,3 +4,5 @@ PRIVATE_KEY=foo
 # Your local or remote hardhat node.
 GANACHE_AWS_RPC=http://foo.foo
 TESTNET_SEPOLIA_RPC=http://foo.foo
+# Others.
+REPORT_GAS=<optional param; to disable del>

.gitignore

@@ -9,3 +9,7 @@ typechain-types/
 
 .env
 *frontend-clients-dist/
+
+# Coverage
+coverage.json
+coverage

README.md

@@ -32,7 +32,10 @@ Additionally, to the basic **Hardhat Boilerplate**:
 - [ ] migrate to pnpm - thus, you spend less time and work with last upd of npm.
 - [x] add ci tests - thus, you show that you are concern about workable contract developments.
 - [x] demo TokenContractClient - thus, you as a "backend" developer prepare client API class for the frontend
-(api client class with accurate prepared methods, not raw contract calls).  
+(api client class with accurate prepared methods, not raw contract calls).
+- [ ] Install deployment package and use
+- [ ] add coverage report ci
+- [ ] add gas report ci
 
 
 ### Typechain-types for Contracts

hardhat.config.ts

@@ -1,9 +1,13 @@
-import { HardhatUserConfig } from "hardhat/config";
-import "@nomicfoundation/hardhat-toolbox";
-import { config as dotEnvConfig } from "dotenv";
+import { HardhatUserConfig } from "hardhat/config"
+import "@nomicfoundation/hardhat-toolbox"
+import { config as dotEnvConfig } from "dotenv"
+// To work with coverage.
+import "solidity-coverage"
+// To work with eth-gas-reporter.
+import "hardhat-gas-reporter"
 // To load all available tasks you should it via manual import.
 // Thus, we imported index.ts of the ./tasks module.
-import "./tasks";
+import "./tasks"
 
 dotEnvConfig();
 
@@ -40,6 +44,9 @@ const config: HardhatUserConfig = {
       chainId: 31337,
       gasPrice: DEFAULT_GAS_PRICE,
     },
+  },
+  gasReporter: {
+    enabled: !!(process.env.REPORT_GAS),
   }
 };
 

scripts/deploy.ts

@@ -4,6 +4,7 @@
 import {artifacts, ethers, network} from "hardhat";
 import * as path from "path";
 import {Token} from "../typechain-types";
+import {asyncRuntimeDecorator} from "./utils/asyncRuntimeDecorator";
 
 async function main() {
   // This is just a convenience check
@@ -59,9 +60,4 @@ function saveFrontendFiles(token) {
   );
 }
 
-main()
-  .then(() => process.exit(0))
-  .catch((error) => {
-    console.error(error);
-    process.exit(1);
-  });
+asyncRuntimeDecorator(main)

scripts/utils/asyncRuntimeDecorator.ts

@@ -0,0 +1,10 @@
+export type asyncRuntimeDecorator = (func: Function) => void
+
+export const asyncRuntimeDecorator: asyncRuntimeDecorator = (func) => {
+    func()
+        .then(() => process.exit(0))
+        .catch((error: any) => {
+            console.error(error);
+            process.exit(1);
+        });
+}