Support cjs, esm and iife modules

web3.js/.travis.yml

@@ -10,7 +10,7 @@ after_success: npm run coveralls
 before_deploy:
   - cp -r doc solanaWeb3Api-$TRAVIS_BRANCH
   - tar zcf solanaWeb3Api.tgz solanaWeb3Api-$TRAVIS_BRANCH
-  - cp lib/index.js solanaWeb3.min.js
+  - cp lib/index.iife.js solanaWeb3.min.js
 
 deploy:
   - provider: pages

web3.js/package.json

@@ -19,11 +19,13 @@
   "publishConfig": {
     "access": "public"
   },
-  "main": "lib/index.js",
+  "main": "lib/index.umd.js",
+  "module": "lib/index.esm.js",
+  "browser": "lib/index.iife.js",
   "scripts": {
     "clean": "rimraf ./coverage ./lib",
-    "dev": "cross-env NODE_ENV=development rollup -c -o lib/index.js",
-    "build": "cross-env NODE_ENV=production rollup -c -o lib/index.js",
+    "dev": "cross-env NODE_ENV=development rollup -c",
+    "build": "cross-env NODE_ENV=production rollup -c",
     "doc": "esdoc",
     "doc:watch": "watch 'npm run doc' . --wait=1 --ignoreDirectoryPattern=/doc/",
     "test": "cross-env NODE_ENV=test jest",
@@ -32,14 +34,10 @@
     "coveralls": "npm run test:cover && cat ./coverage/lcov.info | coveralls",
     "flow": "flow",
     "flow-typed": "npm run clean && flow-typed install --overwrite || true",
-    "lint": "eslint src",
+    "lint": "eslint src examples",
     "prepublish": "npm run clean && npm run test && npm run flow && npm run lint && npm run doc && npm run build"
   },
-  "dependencies": {
-    "babel-runtime": "^6.26.0",
-    "bs58": "^4.0.1",
-    "tweetnacl": "^1.0.0"
-  },
+  "dependencies": {},
   "devDependencies": {
     "babel-core": "6.26.0",
     "babel-eslint": "8.2.3",
@@ -48,6 +46,8 @@
     "babel-preset-env": "1.6.1",
     "babel-preset-flow": "6.23.0",
     "babel-preset-stage-0": "6.24.1",
+    "babel-runtime": "^6.26.0",
+    "bs58": "^4.0.1",
     "coveralls": "3.0.0",
     "cross-env": "5.1.4",
     "enzyme": "3.3.0",
@@ -68,9 +68,13 @@
     "rollup": "0.58.1",
     "rollup-plugin-babel": "3.0.3",
     "rollup-plugin-commonjs": "9.1.0",
+    "rollup-plugin-json": "^3.0.0",
+    "rollup-plugin-node-builtins": "^2.1.2",
+    "rollup-plugin-node-globals": "^1.2.1",
     "rollup-plugin-node-resolve": "3.3.0",
     "rollup-plugin-replace": "2.0.0",
     "rollup-plugin-uglify": "3.0.0",
+    "tweetnacl": "^1.0.0",
     "watch": "^1.0.2"
   }
 }

web3.js/rollup.config.js

@@ -1,42 +1,76 @@
 import babel       from 'rollup-plugin-babel';
+import builtins    from 'rollup-plugin-node-builtins';
 import commonjs    from 'rollup-plugin-commonjs';
+import globals     from 'rollup-plugin-node-globals';
+import json        from 'rollup-plugin-json';
 import nodeResolve from 'rollup-plugin-node-resolve';
 import replace     from 'rollup-plugin-replace';
 import uglify      from 'rollup-plugin-uglify';
 
 const env = process.env.NODE_ENV;
 
-const config = {
-  input: 'src/index.js',
-  output: {
-    format: 'umd',
-    name: 'solanaWeb3',
-  },
+function generateConfig(configType) {
+  const config = {
+    input: 'src/index.js',
+    plugins: [
+      nodeResolve(),
+      babel({
+        exclude: '**/node_modules/**',
+        runtimeHelpers: true,
+      }),
+      replace({
+        'process.env.NODE_ENV': JSON.stringify(env),
+      }),
+      commonjs(),
+    ],
+  };
 
-  plugins: [
-    nodeResolve(),
-    babel({
-      exclude: '**/node_modules/**',
-      runtimeHelpers: true,
-    }),
-    replace({
-      'process.env.NODE_ENV': JSON.stringify(env),
-    }),
-    commonjs(),
-  ],
-};
+  if (env === 'production') {
+    config.plugins.push(
+      uglify({
+        compress: {
+          pure_getters: true,
+          unsafe: true,
+          unsafe_comps: true,
+          warnings: false,
+        },
+      }),
+    );
+  }
 
-if (env === 'production') {
-  config.plugins.push(
-    uglify({
-      compress: {
-        pure_getters: true,
-        unsafe: true,
-        unsafe_comps: true,
-        warnings: false,
+  switch (configType) {
+  case 'browser':
+    config.output = [
+      {
+        file: 'lib/index.iife.js',
+        format: 'iife',
+        name: 'solanaWeb3',
       },
-    }),
-  );
+    ];
+    config.plugins.unshift(json());
+    config.plugins.push(builtins());
+    config.plugins.push(globals());
+    break;
+  case 'node':
+    config.output = [
+      {
+        file: 'lib/index.cjs.js',
+        format: 'cjs',
+      },
+      {
+        file: 'lib/index.esm.js',
+        format: 'es',
+      },
+    ];
+    break;
+  default:
+    throw new Error(`Unknown configType: ${configType}`);
+  }
+
+  return config;
 }
 
-export default config;
+export default [
+  generateConfig('node'),
+  generateConfig('browser'),
+];