[js-legacy-client] Update tsconfig to export for cjs and esm (#33)

Author: samkim-crypto

clients/js-legacy/package.json

@@ -10,16 +10,32 @@
         "node": ">=16"
     },
     "files": [
-        "src"
+        "lib",
+        "src",
+        "LICENSE",
+        "README.md"
     ],
+    "publishConfig": {
+        "access": "public"
+    },
+    "main": "./lib/cjs/index.js",
+    "module": "./lib/esm/index.js",
+    "types": "./lib/types/index.d.ts",
+    "exports": {
+        "types": "./lib/types/index.d.ts",
+        "require": "./lib/cjs/index.js",
+        "import": "./lib/esm/index.js"
+    },
     "scripts": {
         "prepublishOnly": "pnpm build",
-        "build": "tsc --build --verbose",
+        "build": "tsc --build --verbose tsconfig.all.json",
+        "postbuild": "shx echo '{ \"type\": \"commonjs\" }' > lib/cjs/package.json",
         "lint": "eslint --max-warnings 0 .",
         "lint:fix": "eslint --fix .",
         "format": "prettier --check src test",
         "format:fix": "prettier --write src test",
-        "test": "mocha test/*"
+        "test": "mocha test/* && pnpm test:exports",
+        "test:exports": "node ./test/exports/module.mjs && node ./test/exports/commonjs.cjs"
     },
     "peerDependencies": {
         "@solana/web3.js": "^1.95.5"
@@ -40,6 +56,7 @@
         "eslint-plugin-require-extensions": "^0.1.1",
         "mocha": "^11.0.1",
         "prettier": "^3.4.2",
+        "shx": "^0.3.4",
         "typescript": "^5.7.2",
         "start-server-and-test": "^2.0.8",
         "ts-node": "^10.9.2",

clients/js-legacy/pnpm-lock.yaml

@@ -0,0 +1,7 @@
+const { Keypair } = require('@solana/web3.js');
+const { createInitializeInstruction } = require('../../lib/cjs/index.js');
+
+const record = Keypair.generate().publicKey;
+const authority = Keypair.generate().publicKey;
+
+createInitializeInstruction(record, authority);

clients/js-legacy/test/exports/commonjs.cjs

@@ -0,0 +1,10 @@
+// This ensures that we do not rely on `__dirname` in ES modules even when it is polyfilled.
+globalThis.__dirname = 'DO_NOT_USE';
+
+import { Keypair } from '@solana/web3.js';
+import { createInitializeInstruction } from '../../lib/esm/index.js';
+
+const record = Keypair.generate().publicKey;
+const authority = Keypair.generate().publicKey;
+
+createInitializeInstruction(record, authority);

clients/js-legacy/test/exports/module.mjs

@@ -0,0 +1,11 @@
+{
+    "extends": "./tsconfig.root.json",
+    "references": [
+        {
+            "path": "./tsconfig.cjs.json"
+        },
+        {
+            "path": "./tsconfig.esm.json"
+        }
+    ]
+}

clients/js-legacy/tsconfig.all.json

@@ -0,0 +1,14 @@
+{
+    "include": [],
+    "compilerOptions": {
+        "target": "ESNext",
+        "module": "ESNext",
+        "moduleResolution": "Node",
+        "esModuleInterop": true,
+        "isolatedModules": true,
+        "noEmitOnError": true,
+        "resolveJsonModule": true,
+        "strict": true,
+        "stripInternal": true
+    }
+}

clients/js-legacy/tsconfig.base.json

@@ -0,0 +1,12 @@
+{
+    "extends": "./tsconfig.base.json",
+    "include": [
+        "src"
+    ],
+    "compilerOptions": {
+        "outDir": "lib/cjs",
+        "target": "ES2016",
+        "module": "CommonJS",
+        "sourceMap": true
+    }
+}

clients/js-legacy/tsconfig.cjs.json

@@ -0,0 +1,15 @@
+{
+    "extends": "./tsconfig.base.json",
+    "include": [
+        "src"
+    ],
+    "compilerOptions": {
+        "outDir": "lib/esm",
+        "declarationDir": "lib/types",
+        "target": "ES2020",
+        "module": "ES2020",
+        "sourceMap": true,
+        "declaration": true,
+        "declarationMap": true
+    }
+}

clients/js-legacy/tsconfig.esm.json

@@ -1,28 +1,11 @@
 {
-    "compilerOptions": {
-        "composite": false,
-        "declaration": true,
-        "declarationMap": true,
-        "esModuleInterop": true,
-        "forceConsistentCasingInFileNames": true,
-        "inlineSources": false,
-        "isolatedModules": true,
-        "module": "ESNext",
-        "moduleResolution": "node",
-        "noFallthroughCasesInSwitch": true,
-        "noUnusedLocals": true,
-        "noUnusedParameters": true,
-        "outDir": "./dist",
-        "preserveWatchOutput": true,
-        "skipLibCheck": true,
-        "strict": true,
-        "target": "ESNext"
-    },
-    "exclude": [
-        "node_modules"
-    ],
+    "extends": "./tsconfig.all.json",
     "include": [
         "src",
         "test"
-    ]
+    ],
+    "compilerOptions": {
+        "noEmit": true,
+        "skipLibCheck": true
+    }
 }

clients/js-legacy/tsconfig.json

@@ -0,0 +1,6 @@
+{
+    "extends": "./tsconfig.base.json",
+    "compilerOptions": {
+        "composite": true
+    }
+}