Running `uglifyjs --verbose --compress --mangle --screw-ie8 class.js`
with
`class.js`:
```
class Foo {
bar() {
}
}
```
Fails with:
```
undefined:4041
return this.definition().unmangleable(options);
TypeError: Cannot read property 'unmangleable' of undefined
...
```
|
||
|---|---|---|
| .. | ||
| ast.js | ||
| compress.js | ||
| mozilla-ast.js | ||
| output.js | ||
| parse.js | ||
| propmangle.js | ||
| scope.js | ||
| sourcemap.js | ||
| transform.js | ||
| utils.js | ||