Fix josdejong#1206: library bundle broken on IE 11

Author: josdejong

HISTORY.md

@@ -3,6 +3,11 @@
 https://github.com/josdejong/jsoneditor
 
 
+## not yet published, version 9.1.7
+
+- Fix #1206: library bundle broken on IE 11, regression introduced in v9.1.6.
+
+
 ## 2020-12-23, version 9.1.6
 
 - Fix #1192: enum dropdown from a JSON schema not rendered when using

gulpfile.js

@@ -55,6 +55,7 @@ const webpackConfigModule = {
 // create a single instance of the compiler to allow caching
 const compiler = webpack({
   entry: ENTRY,
+  target: ['web', 'es5'],
   output: {
     library: 'JSONEditor',
     libraryTarget: 'umd',
@@ -77,6 +78,7 @@ const compiler = webpack({
 // create a single instance of the compiler to allow caching
 const compilerMinimalist = webpack({
   entry: ENTRY,
+  target: ['web', 'es5'],
   output: {
     library: 'JSONEditor',
     libraryTarget: 'umd',