Merge branch 'release/3.1.2'

Author: jansiegel

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@handsontable/react",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "description": "Best Data Grid for React with Spreadsheet Look and Feel.",
   "author": "Handsoncode <[email protected]> (https://handsoncode.net)",
   "homepage": "https://handsontable.com",
@@ -77,7 +77,7 @@
     "rollup-plugin-json": "^4.0.0",
     "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-typescript2": "^0.22.1",
-    "rollup-plugin-uglify": "^6.0.3",
+    "rollup-plugin-uglify": "^6.0.4",
     "typescript": "^3.5.3",
     "uglify-js": "^3.4.9"
   },

package.json

@@ -150,7 +150,7 @@ export function createPortal(rElement: React.ReactElement, props, callback: Func
  * @param {Function} Klass Class to have the methods renamed.
  * @returns {Function} Class with the renamed methods.
  */
-export function addUnsafePrefixes(Klass) {
+export function addUnsafePrefixes<T extends any>(Klass: T): T {
   const reactSemverArray = React.version.split('.').map((v) => parseInt(v));
   const shouldPrefix = reactSemverArray[0] >= 16 && reactSemverArray[1] >= 3;