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Update erasedValue docs in inline.md #12037

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Apr 12, 2021
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Update erasedValue docs in inline.md #12037

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9 changes: 4 additions & 5 deletions docs/docs/reference/metaprogramming/inline.md
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Expand Up @@ -408,13 +408,12 @@ We can already express this using rewrite match expressions and a simple
helper function, `scala.compiletime.erasedValue`, which is defined as follows:

```scala
erased def erasedValue[T]: T = ???
def erasedValue[T]: T
```

The `erasedValue` function _pretends_ to return a value of its type argument
`T`. In fact, it would always raise a `NotImplementedError` exception when
called. But the function can in fact never be called, since it is declared
`erased`, so can only be used at compile-time during type checking.
The `erasedValue` function _pretends_ to return a value of its type argument `T`.
Calling this function will always result in a compiletime error unless the call
is removed from the code while inlining.

Using `erasedValue`, we can then define `defaultValue` as follows:

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