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Add traceError

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This commit is contained in:
Rick Winfrey 2018-08-06 14:43:44 -07:00
parent 8a66ce5509
commit aed8dc607d
1 changed files with 3 additions and 0 deletions
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src/Semantic/Graph.hs
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@ -317,3 +317,6 @@ resumingTypeError = runTypesWith (\ (BaseError context err) -> trace ("TypeError
prettyShow :: Show a => a -> String
prettyShow = hscolour TTY defaultColourPrefs False False "" False . ppShow
traceError :: (Member Trace effects, Effectful m, Show a) => String -> a -> ErrorContext -> m effects ()
traceError prefix err context = trace $ prefix <> ": " <> prettyShow err <> " " <> prettyShow context