build size analysis tool

Author: Feiyang1

repo-scripts/size-analysis/package.json

@@ -13,7 +13,8 @@
     "test": "run-p lint test:node",
     "test:ci": "node ../../scripts/run_tests_in_ci.js -s test:node",
     "pretest:node": "tsc -p test/test-inputs && rollup -c",
-    "test:node": "TS_NODE_COMPILER_OPTIONS='{\"module\":\"commonjs\"}' nyc --reporter lcovonly -- mocha **/*.test.ts --config ../../config/mocharc.node.js --timeout 60000"
+    "test:node": "TS_NODE_COMPILER_OPTIONS='{\"module\":\"commonjs\"}' nyc --reporter lcovonly -- mocha **/*.test.ts --config ../../config/mocharc.node.js --timeout 60000",
+    "build": "rollup -c"
   },
   "dependencies": {
     "rollup": "2.35.1",

repo-scripts/size-analysis/rollup.config.js

@@ -24,6 +24,8 @@ const deps = Object.keys(
   Object.assign({}, pkg.peerDependencies, pkg.dependencies)
 );
 
+const nodeInternals = ['fs', 'path'];
+
 export default [
   {
     input: 'test/test-inputs/subsetExports.ts',
@@ -49,5 +51,33 @@ export default [
       })
     ],
     external: id => deps.some(dep => id === dep || id.startsWith(`${dep}/`))
+  },
+  {
+    input: 'cli.ts',
+    output: [
+      {
+        file: 'dist/cli.js',
+        format: 'cjs',
+        sourcemap: false
+      }
+    ],
+    plugins: [
+      typescriptPlugin({
+        typescript,
+        tsconfigOverride: {
+          compilerOptions: {
+            target: 'es2017',
+            module: 'es2015'
+          }
+        }
+      }),
+      json({
+        preferConst: true
+      })
+    ],
+    external: id =>
+      [...deps, ...nodeInternals].some(
+        dep => id === dep || id.startsWith(`${dep}/`)
+      )
   }
 ];