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fixed typelevel.md #5205

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Oct 8, 2018
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fixed typelevel.md #5205

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2 changes: 1 addition & 1 deletion docs/docs/typelevel.md
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Expand Up @@ -155,7 +155,7 @@ So the end result of the expansion is the expression `throw new IndexOutOfBounds

## Rewrite Conditionals

Like matches, if-then-else expressions can also be prefixed with the `rewrite` modifier. Such rewrite conditional must have conditions that with a compile-time boolean result. The conditional then recuces to one of its branches depending on whether the condition is knwon to be `true` or to be `false`.
Like matches, if-then-else expressions can also be prefixed with the `rewrite` modifier. Such rewrite conditional must have conditions that with a compile-time boolean result. The conditional then recuces to one of its branches depending on whether the condition is known to be `true` or to be `false`.

For instance, here is an alternative version of `toNat` formulated with a conditional instead of a `match`.
```scala
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