fix typescript config for rollup

Author: cellog

.gitignore

@@ -5,6 +5,8 @@ dist
 lib
 es
 coverage
+# used by rollup-plugin-typescript2
+.rpt2_cache/
 
 website/translated_docs
 website/build/

package-lock.json

@@ -87,6 +87,7 @@
     "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-terser": "^5.1.1",
+    "rollup-plugin-typescript2": "^0.22.1",
     "rxjs": "^6.5.2",
     "typescript": "^3.5.3",
     "typings-tester": "^0.3.2"

package.json

@@ -1,6 +1,7 @@
 import nodeResolve from 'rollup-plugin-node-resolve'
 import babel from 'rollup-plugin-babel'
 import replace from 'rollup-plugin-replace'
+import typescript from 'rollup-plugin-typescript2'
 import { terser } from 'rollup-plugin-terser'
 
 import pkg from './package.json'
@@ -18,6 +19,7 @@ export default [
       nodeResolve({
         extensions: ['.ts']
       }),
+      typescript(),
       babel()
     ]
   },
@@ -34,6 +36,7 @@ export default [
       nodeResolve({
         extensions: ['.ts']
       }),
+      typescript(),
       babel()
     ]
   },
@@ -49,6 +52,7 @@ export default [
       replace({
         'process.env.NODE_ENV': JSON.stringify('production')
       }),
+      typescript(),
       babel({
         exclude: 'node_modules/**'
       }),
@@ -76,6 +80,7 @@ export default [
       nodeResolve({
         extensions: ['.ts']
       }),
+      typescript(),
       babel({
         exclude: 'node_modules/**'
       }),
@@ -98,6 +103,7 @@ export default [
       nodeResolve({
         extensions: ['.ts']
       }),
+      typescript(),
       babel({
         exclude: 'node_modules/**'
       }),