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Add documentation for TrueValue mutator setting #105

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merged 1 commit into from Jan 21, 2019
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Add documentation for TrueValue mutator setting #105

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26 changes: 23 additions & 3 deletions src/guide/mutators.md
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Expand Up @@ -104,12 +104,10 @@ The Round Family mutator will make sure that there's enough tests to cover the r

### Boolean Substitution

This temporarily encompasses logical mutators.

| Name | Original | Mutated |
| :------: | :------: |:-------:|
| ArrayItem | `[$a->foo => $b->bar]` | `[$a->foo > $b->bar]` |
| TrueValue | true | false |
| [TrueValue](/guide/mutators.html#TrueValue) | true | false |
| FalseValue | false | true |
| LogicalAnd | && | || |
| LogicalOr | || | && |
Expand All @@ -119,6 +117,28 @@ This temporarily encompasses logical mutators.
| Yield_ | `yield $a => $b;` | `yield $a > $b;` |
| Coalesce | `$a ?? $b` | `$b` |

#### `TrueValue`

Default settings:

* `in_array: false`: whether to mutate 3rd argument `true` in function call
* `array_search: false`: whether to mutate 3rd argument `true` in function call

infection.json:

```json
{
"mutators": {
"TrueValue": {
"settings": {
"in_array": true,
"array_search": true
}
}
}
}
```

### Conditional Boundaries

| Name | Original | Mutated
Expand Down