signing lib running

package.json

@@ -91,6 +91,7 @@
     "clsx": "^1.2.1",
     "date-fns": "^3.3.1",
     "handlebars": "^4.7.8",
+    "jose": "^5.2.1",
     "lodash": "^4.17.21",
     "prism-react-renderer": "^2.3.1",
     "react": "18.2.0",

packages/signature-verifier/.babelrc

@@ -0,0 +1,3 @@
+{
+  "presets": [["@nrwl/js/babel", { "useBuiltIns": "usage" }]]
+}

packages/signature-verifier/.eslintrc.json

@@ -0,0 +1,18 @@
+{
+  "extends": ["../../.eslintrc.json"],
+  "ignorePatterns": ["!**/*"],
+  "overrides": [
+    {
+      "files": ["*.ts", "*.tsx", "*.js", "*.jsx"],
+      "rules": {}
+    },
+    {
+      "files": ["*.ts", "*.tsx"],
+      "rules": {}
+    },
+    {
+      "files": ["*.js", "*.jsx"],
+      "rules": {}
+    }
+  ]
+}

packages/signature-verifier/Makefile

@@ -0,0 +1,29 @@
+TRI_PROJECT_NAME := signature-verifier
+TRI_PROJECT_DIR := ./packages/signature-verifier
+
+# == Code format ==
+
+signature-verifier/format:
+	 npx nx format:write --projects ${TRI_PROJECT_NAME}
+
+signature-verifier/lint:
+	npx nx lint ${TRI_PROJECT_NAME} -- --fix
+
+signature-verifier/format/check:
+	 npx nx format:check --projects ${TRI_PROJECT_NAME}
+
+signature-verifier/lint/check:
+	npx nx lint ${TRI_PROJECT_NAME}
+
+# == Testing ==
+
+signature-verifier/test/type:
+	npx tsc \
+		--project ${TRI_PROJECT_DIR}/tsconfig.lib.json \
+		--noEmit
+
+signature-verifier/test/unit:
+	npx nx test:unit ${TRI_PROJECT_NAME} -- ${ARGS}
+
+signature-verifier/test/unit/watch:
+	make signature-verifier/test/unit ARGS=--watch

packages/signature-verifier/README.md

@@ -0,0 +1,24 @@
+# Transaction Request Intent
+
+[![Transaction Request Intent CI](https://github.com/narval-xyz/narval/actions/workflows/transaction_request_intent_ci.yml/badge.svg?branch=main)](https://github.com/narval-xyz/narval/actions/workflows/transaction_request_intent_ci.yml)
+
+Library to decode a
+[TransactionRequest](https://viem.sh/docs/glossary/types#transactionrequest)
+into an object with granular information.
+
+## Testing
+
+```bash
+ make signature-verifier/test/unit
+ make signature-verifier/test/unit/watch
+```
+
+## Formatting
+
+```bash
+make signature-verifier/format
+make signature-verifier/lint
+
+make signature-verifier/format/check
+make signature-verifier/lint/check
+```

packages/signature-verifier/jest.config.ts

@@ -0,0 +1,18 @@
+import type { Config } from 'jest'
+
+const config: Config = {
+  displayName: 'signature-verifier',
+  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx'],
+  preset: '../../jest.preset.js',
+  testEnvironment: 'node',
+  transform: {
+    '^.+\\.[tj]sx?$': [
+      'ts-jest',
+      {
+        tsconfig: '<rootDir>/tsconfig.spec.json'
+      }
+    ]
+  }
+}
+
+export default config

packages/signature-verifier/jest.unit.ts

@@ -0,0 +1,9 @@
+import type { Config } from 'jest'
+import sharedConfig from './jest.config'
+
+const config: Config = {
+  ...sharedConfig,
+  testMatch: ['<rootDir>/**/__test__/unit/**/*.spec.ts']
+}
+
+export default config

packages/signature-verifier/project.json

@@ -0,0 +1,24 @@
+{
+  "name": "signature-verifier",
+  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "packages/signature-verifier/src",
+  "projectType": "library",
+  "targets": {
+    "lint": {
+      "executor": "@nx/eslint:lint",
+      "outputs": ["{options.outputFile}"],
+      "options": {
+        "lintFilePatterns": ["packages/signature-verifier/**/*.ts"]
+      }
+    },
+    "test:unit": {
+      "executor": "@nx/jest:jest",
+      "outputs": ["{workspaceRoot}/coverage/{projectRoot}"],
+      "options": {
+        "jestConfig": "packages/signature-verifier/jest.unit.ts",
+        "verbose": true
+      }
+    }
+  },
+  "tags": []
+}

packages/signature-verifier/src/index.ts

@@ -0,0 +1,2 @@
+export { sign } from './src/lib/signature/signRequest'
+export { verify } from './src/lib/signature/verifySignature'