Removed dependency on deprecated @rollup/plugin-commonjs.

Author: springcomp

package-lock.json

@@ -52,7 +52,6 @@
     "prepack": "npx clear-package-json package.json --output ./package.json"
   },
   "devDependencies": {
-    "@rollup/plugin-commonjs": "^19.0.0",
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-node-resolve": "^13.0.0",
     "@rollup/plugin-terser": "^0.4.0",
@@ -75,7 +74,6 @@
     "prettier-eslint": "^12.0.0",
     "rimraf": "^3.0.2",
     "rollup": "^2.50.5",
-    "rollup-plugin-sourcemaps": "^0.6.3",
     "rollup-plugin-typescript2": "^0.34.1",
     "shelljs": "^0.8.4",
     "ts-jest": "^29.0.5",

package.json

@@ -1,6 +1,4 @@
 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';
 import json from '@rollup/plugin-json';
 import terser from '@rollup/plugin-terser';
@@ -28,16 +26,11 @@ export default {
     // Compile TypeScript files
     typescript({
       tsconfig: './tsconfig.json',
-      useTsconfigDeclarationDir: true,
+      useTsconfigDeclarationDir: true
     }),
-    // Allow bundling cjs modules (unlike webpack, rollup doesn't understand cjs)
-    commonjs({ extensions: ['.js', '.ts'] }),
     // 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(),
-  ],
+    resolve()
+  ]
 }