Allow the evaluation of declaration splices in GHCi
As it stands GHCi cannot evaluate declaration splices because all splices are assumed to be expression splices:
> $( [d| a = True |] )
<interactive>:1:4:
Couldn't match expected type `Language.Haskell.TH.Syntax.Exp'
with actual type `[Language.Haskell.TH.Syntax.Dec]'
...Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.6.1 |
| Type | FeatureRequest |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | GHCi |
| Test case | |
| Differential revisions | |
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| Blocking | |
| CC | |
| Operating system | |
| Architecture |