Improve build setting

Author: inokawa

package.json

@@ -12,8 +12,7 @@
     "build": "rollup -c",
     "test": "jest",
     "tsc": "tsc -p . --noEmit",
-    "tsc:d": "tsc -p ./tsconfig-build.json --outDir lib -d --emitDeclarationOnly",
-    "prepublishOnly": "rimraf lib && npm run build && npm run tsc:d"
+    "prepublishOnly": "rimraf lib && npm run build"
   },
   "dependencies": {
     "babel-plugin-module-resolver": "4.1.0"

rollup.config.js

@@ -18,7 +18,14 @@ export default [
         format: "es",
       },
     ],
-    plugins: [typescript()],
+    plugins: [
+      typescript({
+        tsconfig: "./tsconfig.json",
+        outDir: ".",
+        declaration: true,
+        exclude: ["src/**/*.spec.*"],
+      }),
+    ],
   },
   {
     input: "src/web/index.ts",