initial migrate to typescript

rollup.config.js

@@ -0,0 +1,61 @@
+// import commonjs from 'rollup-plugin-commonjs';
+// import resolve from 'rollup-plugin-node-resolve';
+
+// import pkg from './package.json';
+
+// export default [
+//   // browser-friendly UMD build
+//   {
+//     input: './lib/index.js',
+//     output: {
+//       name: 'Konva',
+//       file: pkg.main,
+//       format: 'umd'
+//     },
+//     plugins: [
+//       resolve(),
+//       commonjs() // so Rollup can convert `ms` to an ES module
+//     ]
+//   }
+// ];
+
+import resolve from 'rollup-plugin-node-resolve';
+import commonjs from 'rollup-plugin-commonjs';
+import sourceMaps from 'rollup-plugin-sourcemaps';
+import typescript from 'rollup-plugin-typescript2';
+
+const pkg = require('./package.json');
+
+export default {
+  input: `src/index.ts`,
+  output: [
+    {
+      file: pkg.main,
+      name: 'Konva',
+      format: 'umd',
+      sourcemap: true,
+      freeze: false
+    }
+    // { file: pkg.module, format: 'es', sourcemap: true }
+  ],
+  // Indicate here external modules you don't wanna include in your bundle (i.e.: 'lodash')
+  external: [],
+  watch: {
+    include: 'ts/**'
+  },
+  plugins: [
+    // Allow json resolution
+    // json(),
+    // Compile TypeScript files
+    typescript({ useTsconfigDeclarationDir: true, abortOnError: false }),
+    // Allow bundling cjs modules (unlike webpack, rollup doesn't understand cjs)
+    commonjs(),
+    // Allow node_modules resolution, so you can use 'external' to control
+    // which external modules to include in the bundle
+    // https://github.com/rollup/rollup-plugin-node-resolve#usage
+    resolve(),
+
+    // Resolve source maps to the original source
+    sourceMaps()
+  ]
+};