Merge pull request #3641 from darinmorrison/rollup-typescript

Some improvements to rollup and ts config

editors/code/rollup.config.js

@@ -1,7 +1,10 @@
+// @ts-check
+
 import resolve from '@rollup/plugin-node-resolve';
 import commonjs from '@rollup/plugin-commonjs';
 import nodeBuiltins from 'builtin-modules';
 
+/** @type { import('rollup').RollupOptions } */
 export default {
     input: 'out/main.js',
     plugins: [

editors/code/tsconfig.json

@@ -1,7 +1,7 @@
 {
     "compilerOptions": {
         "module": "commonjs",
-        "target": "es2018",
+        "target": "es2019",
         "outDir": "out",
         "lib": [
             "es2019"