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fix: Don't pass 'If' to InvalidObj when Obj actually is 'Mod' (#1327)
* fix: Don't pass 'If' to InvalidObj when Obj actually is 'Mod' * fix: Better error message * fix: Better error * fix: Show the name of the module in the error message * fix: Use `root` to get correct location for InvalidObj error * fix: keep old xobj for now
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@ -98,7 +98,7 @@ initialTypes typeEnv rootEnv root = evalState (visit rootEnv root) 0
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If -> pure (Left (InvalidObj If xobj))
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While -> pure (Left (InvalidObj While xobj))
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Do -> pure (Left (InvalidObj Do xobj))
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(Mod _ _) -> pure (Left (InvalidObj If xobj))
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m@(Mod _ _) -> pure (Left (InvalidObj m xobj))
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e@(Deftype _) -> pure (Left (InvalidObj e xobj))
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e@(External _) -> pure (Left (InvalidObj e xobj))
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e@(ExternalType _) -> pure (Left (InvalidObj e xobj))
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@ -103,6 +103,13 @@ instance Show TypeError where
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show (InvalidObj If xobj) =
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"I didn’t understand the `if` statement at " ++ prettyInfoFromXObj xobj
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++ ".\n\nIs it valid? Every `if` needs to follow the form `(if cond iftrue iffalse)`."
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show (InvalidObj (Mod env _) xobj) =
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let moduleName =
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case envModuleName env of
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Just name -> "the module '" ++ name ++ "'"
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Nothing -> "an unnamed module"
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in "I didn’t understand the form mentioning " ++ moduleName ++ " at " ++ prettyInfoFromXObj xobj
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++ ".\n\nAre you using a module or type where a value is expected?"
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show (InvalidObj o xobj) =
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"I didn’t understand the form `" ++ prettyObj o ++ "` at "
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++ prettyInfoFromXObj xobj
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