feat: modernize circuits build pipeline

circuits/package.json

@@ -5,8 +5,23 @@
   "license": "MIT",
   "author": "self team",
   "type": "module",
+  "exports": {
+    ".": {
+      "types": "./dist/esm/index.d.ts",
+      "import": "./dist/esm/index.js",
+      "require": "./dist/cjs/index.cjs"
+    },
+    "./circuits/*": "./circuits/*"
+  },
+  "main": "./dist/cjs/index.cjs",
+  "module": "./dist/esm/index.js",
+  "types": "./dist/esm/index.d.ts",
+  "files": [
+    "dist/**/*",
+    "circuits/**/*"
+  ],
   "scripts": {
-    "build": "tsc",
+    "build": "tsup && yarn build:types && yarn postbuild",
     "build-all": "bash scripts/build/build_register_circuits.sh && bash scripts/build/build_register_circuits_id.sh && bash scripts/build/build_dsc_circuits.sh && bash scripts/build/build_disclose_circuits.sh",
     "build-disclose": "bash scripts/build/build_disclose_circuits.sh",
     "build-dsc": "bash scripts/build/build_dsc_circuits.sh",
@@ -18,6 +33,9 @@
     "install-circuits": "yarn workspaces focus @selfxyz/circuits",
     "lint": "prettier --check .",
     "nice": "prettier --write .",
+    "postbuild": "node ./scripts/postBuild.mjs",
+    "build:types": "tsc -p tsconfig.json --emitDeclarationOnly",
+    "build:watch": "tsup --watch",
     "test": "yarn test-base 'tests/**/*.test.ts' --exit",
     "test-base": "yarn ts-mocha -n import=tsx --max-old-space-size=8192 --paths -p tsconfig.spec.json",
     "test-custom-hasher": "yarn test-base 'tests/other_circuits/custom_hasher.test.ts' --exit",
@@ -81,6 +99,7 @@
     "prettier": "^3.3.3",
     "ts-mocha": "^10.0.0",
     "tsconfig-paths": "^4.2.0",
+    "tsup": "^8.5.0",
     "tsx": "^4.20.3"
   },
   "engines": {

circuits/scripts/postBuild.mjs

@@ -0,0 +1,44 @@
+import { writeFileSync, mkdirSync, readFileSync } from 'node:fs';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import { shimConfigs } from './shimConfigs.js';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+const DIST = path.resolve(__dirname, '..', 'dist');
+
+// Read package version
+const packageJsonPath = path.resolve(__dirname, '..', 'package.json');
+const packageJson = JSON.parse(readFileSync(packageJsonPath, 'utf8'));
+
+writeFileSync(path.join(DIST, 'esm', 'package.json'), JSON.stringify({ type: 'module' }, null, 4));
+writeFileSync(
+  path.join(DIST, 'cjs', 'package.json'),
+  JSON.stringify({ type: 'commonjs' }, null, 4)
+);
+
+// Create dist package.json for Metro
+const distPackageJson = {
+  name: '@selfxyz/circuits',
+  version: packageJson.version,
+  type: 'module',
+  exports: {
+    '.': './esm/index.js',
+  },
+};
+writeFileSync(path.join(DIST, 'package.json'), JSON.stringify(distPackageJson, null, 4));
+
+function createShim(shimPath, targetPath) {
+  const shimDir = path.join(DIST, shimPath);
+  mkdirSync(shimDir, { recursive: true });
+  const cjsTargetPath = targetPath.replace('/esm/', '/cjs/').replace('.js', '.cjs');
+  writeFileSync(
+    path.join(shimDir, 'index.js'),
+    `// Shim file for @selfxyz/circuits/${shimPath}\nmodule.exports = require('${cjsTargetPath}');`
+  );
+  writeFileSync(
+    path.join(shimDir, 'index.d.ts'),
+    `// Shim file for @selfxyz/circuits/${shimPath} types\nexport * from '${targetPath.replace('.js', '')}';`
+  );
+}
+
+shimConfigs.forEach((config) => createShim(config.shimPath, config.targetPath));

circuits/scripts/shimConfigs.js

@@ -0,0 +1,2 @@
+// Shim configurations for @selfxyz/circuits
+export const shimConfigs = [];

circuits/src/index.ts

@@ -0,0 +1 @@
+export {};

circuits/tsconfig.cjs.json

@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS",
+    "moduleResolution": "Node",
+    "outDir": "./dist/cjs",
+    "declarationDir": "./dist/cjs",
+    "esModuleInterop": true
+  }
+}

circuits/tsconfig.json

@@ -8,10 +8,13 @@
     "module": "NodeNext",
     "allowJs": true,
     "checkJs": false,
-    "outDir": "./dist",
-    "baseUrl": "."
+    "outDir": "./dist/esm",
+    "declaration": true,
+    "declarationDir": "./dist/esm",
+    "baseUrl": ".",
+    "composite": true
   },
-  "include": ["tests/**/*", "src/**/*"],
+  "include": ["tests/**/*", "tests/**/*.json", "src/**/*"],
   "exclude": ["node_modules"],
   "references": [
     {

circuits/tsup.config.ts

@@ -0,0 +1,35 @@
+import path from 'path';
+import { defineConfig } from 'tsup';
+import { fileURLToPath } from 'url';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const entry = {
+  index: 'src/index.ts',
+};
+
+export default defineConfig([
+  {
+    tsconfig: './tsconfig.json',
+    entry,
+    format: ['esm'],
+    outDir: path.resolve(__dirname, 'dist/esm'),
+    dts: false,
+    splitting: false,
+    clean: true,
+    sourcemap: true,
+    target: 'es2020',
+  },
+  {
+    tsconfig: './tsconfig.cjs.json',
+    entry,
+    format: ['cjs'],
+    outDir: path.resolve(__dirname, 'dist/cjs'),
+    dts: false,
+    splitting: false,
+    clean: false,
+    sourcemap: true,
+    target: 'es2020',
+  },
+]);

yarn.lock

@@ -4773,6 +4773,7 @@ __metadata:
     snarkjs: "npm:^0.7.1"
     ts-mocha: "npm:^10.0.0"
     tsconfig-paths: "npm:^4.2.0"
+    tsup: "npm:^8.5.0"
     tsx: "npm:^4.20.3"
     typescript: "npm:^5.3.3"
   languageName: unknown