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288a92424a
For example, delayed elaborators. If it resolves one, and it's not a complete solution, we might end up with unsolved holes. Or - possibly worse - we might end up with an error in a program that is silently fixed rather than reported! Fixes #223
28 lines
803 B
Idris
28 lines
803 B
Idris
data Name : Type where
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MN : Int -> Name
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data IsVar : Name -> List Name -> Type where
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First : IsVar n (n :: ns)
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Later : IsVar n ns -> IsVar n (m :: ns)
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data Expr : List Name -> Type where
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CLocal : (prf : IsVar x vars) -> Expr vars
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data FunDecl : Type where
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MkFunDecl : (vars : List Name) -> Expr vars -> FunDecl
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funDeclWorks : List FunDecl
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funDeclWorks = [MkFunDecl [MN 0] (CLocal First)]
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foo : Expr [MN 0]
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foo = CLocal First
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dpairFails : List (vars : List Name ** Expr vars)
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dpairFails = [([MN 0] ** CLocal First)]
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dpairWithExtraInfoWorks : List (vars : List Name ** Expr vars)
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dpairWithExtraInfoWorks = [([MN 0] ** CLocal {x=MN 0} (First {ns=[]}))]
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dpairWithExtraInfoBad : List (vars : List Name ** Expr vars)
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dpairWithExtraInfoBad = [([MN 0] ** CLocal {x=MN 0} (First {ns=[MN 0]}))]
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