ghc-9.0.0.20201227: The GHC API
Safe HaskellNone
LanguageHaskell2010

GHC.Tc.Types.Origin

Description

Describes the provenance of types as they flow through the type-checker. The datatypes here are mainly used for error message generation.

Synopsis

Documentation

data CtOrigin Source #

Instances

Instances details
Outputable CtOrigin # 
Instance details

Defined in GHC.Tc.Types.Origin

lexprCtOrigin :: LHsExpr GhcRn -> CtOrigin Source #

Extract a suitable CtOrigin from a HsExpr

matchesCtOrigin :: MatchGroup GhcRn (LHsExpr GhcRn) -> CtOrigin Source #

Extract a suitable CtOrigin from a MatchGroup

grhssCtOrigin :: GRHSs GhcRn (LHsExpr GhcRn) -> CtOrigin Source #

Extract a suitable CtOrigin from guarded RHSs