feat(mutator): add the optional chaining mutator #2988
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Add the "OptionalChaining" mutator:
* `foo?.bar` -> `foo.bar`
* `foo?.[1]` -> `foo[1]`
* `foo?.()` -> `foo()`
If you don't want to use this mutator, you can exclude it with:
```json
{
"mutator": {
"excludedMutations": ["OptionalChaining"]
}
}
```
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This is attempt 2. Previous PR was on the wrong branch 馃檲 |
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Add the "OptionalChaining" mutator:
foo?.bar->foo.bar // 馃懡foo?.[1]->foo[1] // 馃懡foo?.()->foo() // 馃懡If you don't want to use this mutator, you can exclude it with:
{ "mutator": { "excludedMutations": ["OptionalChaining"] } }