Move library files to lib/

lib/rollup.config.js

@@ -0,0 +1,49 @@
+import typescript from "rollup-plugin-typescript2";
+import commonjs from "rollup-plugin-commonjs";
+import external from "rollup-plugin-peer-deps-external";
+// import postcss from 'rollup-plugin-postcss-modules'
+import postcss from "rollup-plugin-postcss";
+import resolve from "rollup-plugin-node-resolve";
+import url from "rollup-plugin-url";
+import svgr from "@svgr/rollup";
+
+import pkg from "./package.json";
+
+export default {
+  input: "src/index.tsx",
+  output: [
+    {
+      file: pkg.main,
+      format: "cjs",
+      exports: "named",
+      sourcemap: true
+    },
+    {
+      file: pkg.module,
+      format: "es",
+      exports: "named",
+      sourcemap: true
+    }
+  ],
+  plugins: [
+    external(),
+    postcss({
+      modules: true
+    }),
+    url(),
+    svgr(),
+    resolve(),
+    typescript({
+      rollupCommonJSResolveHack: true,
+      clean: true
+    }),
+    commonjs({
+      namedExports: {
+        // left-hand side can be an absolute path, a path
+        // relative to the current directory, or the name
+        // of a module in node_modules
+        "react-is": ["isValidElementType", "isContextConsumer"]
+      }
+    })
+  ]
+};