feat: foundry

Author: jaybuidl

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "contracts/lib/forge-std"]
+	path = contracts/lib/forge-std
+	url = https://github.com/foundry-rs/forge-std
+[submodule "contracts/lib/solmate"]
+	path = contracts/lib/solmate
+	url = https://github.com/rari-capital/solmate

contracts/foundry.toml

@@ -0,0 +1,7 @@
+
+[profile.default]
+src = 'src'
+out = 'out'
+libs = ['../node_modules', 'lib']
+
+# See more config options https://book.getfoundry.sh/reference/config.html

contracts/hardhat.config.ts

@@ -1,4 +1,5 @@
 import * as dotenv from "dotenv";
+import fs from "fs";
 
 import { HardhatUserConfig, task } from "hardhat/config";
 import "@nomiclabs/hardhat-waffle";
@@ -12,9 +13,18 @@ import "hardhat-watcher";
 import "hardhat-docgen";
 import "hardhat-contract-sizer";
 import "hardhat-tracer";
+import "hardhat-preprocessor";
 
 dotenv.config();
 
+function getRemappings() {
+  return fs
+    .readFileSync("remappings.txt", "utf8")
+    .split("\n")
+    .filter(Boolean)
+    .map((line) => line.trim().split("="));
+}
+
 const config: HardhatUserConfig = {
   solidity: {
     version: "0.8.9",
@@ -27,6 +37,7 @@ const config: HardhatUserConfig = {
   },
   paths: {
     sources: "./src",
+    cache: "./cache_hardhat",
   },
   networks: {
     hardhat: {
@@ -185,6 +196,21 @@ const config: HardhatUserConfig = {
       },
     ],
   },
+  // This fully resolves paths for imports in the ./lib directory for Hardhat
+  preprocess: {
+    eachLine: (hre) => ({
+      transform: (line: string) => {
+        if (line.match(/^\s*import /i)) {
+          getRemappings().forEach(([find, replace]) => {
+            if (line.match(find)) {
+              line = line.replace(find, replace);
+            }
+          });
+        }
+        return line;
+      },
+    }),
+  },
 };
 
 export default config;

contracts/lib/forge-std

@@ -53,6 +53,7 @@
     "hardhat-deploy-tenderly": "^0.2.0",
     "hardhat-docgen": "^1.3.0",
     "hardhat-gas-reporter": "^1.0.9",
+    "hardhat-preprocessor": "^0.1.5",
     "hardhat-tracer": "^1.1.1",
     "hardhat-watcher": "^2.5.0",
     "json-schema": "^0.4.0",

contracts/lib/solmate

@@ -0,0 +1,9 @@
+@ensdomains/=../node_modules/@ensdomains/
+@openzeppelin/=../node_modules/@openzeppelin/
+@kleros/=../node_modules/@kleros/
+ds-test/=lib/forge-std/lib/ds-test/src/
+eth-gas-reporter/=../node_modules/eth-gas-reporter/
+forge-std/=lib/forge-std/src/
+hardhat-deploy/=../node_modules/hardhat-deploy/
+hardhat/=../node_modules/hardhat/
+solmate/=lib/solmate/src/

contracts/package.json

@@ -2282,6 +2282,7 @@ __metadata:
     hardhat-deploy-tenderly: ^0.2.0
     hardhat-docgen: ^1.3.0
     hardhat-gas-reporter: ^1.0.9
+    hardhat-preprocessor: ^0.1.5
     hardhat-tracer: ^1.1.1
     hardhat-watcher: ^2.5.0
     json-schema: ^0.4.0
@@ -12748,6 +12749,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"hardhat-preprocessor@npm:^0.1.5":
+  version: 0.1.5
+  resolution: "hardhat-preprocessor@npm:0.1.5"
+  dependencies:
+    murmur-128: ^0.2.1
+  peerDependencies:
+    hardhat: ^2.0.5
+  checksum: 7d543c2965828441741950b153d584ff096d7a006975f06af9870e05a928e56122b463c4a1b3b346f9a3baccaa6ee2dec1dfd026a434ac714ebf127bbe842fef
+  languageName: node
+  linkType: hard
+
 "hardhat-tracer@npm:^1.1.1":
   version: 1.1.1
   resolution: "hardhat-tracer@npm:1.1.1"