4a4b4c1ef4
Also consistently use binders as reference position for an elided binder type. Before, type errors were always given extent 1, the length of the synthetic `_` token.
33 lines
1.1 KiB
Text
33 lines
1.1 KiB
Text
holes.lean:4:4-4:7: error: placeholders '_' cannot be used where a function is expected
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holes.lean:11:8-11:13: error: don't know how to synthesize placeholder
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context:
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case hole
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x : Nat
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y : Nat := g x + g x
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⊢ Nat
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holes.lean:11:4-11:5: error: don't know how to synthesize placeholder
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context:
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x : Nat
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y : Nat := g x + g x
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⊢ Nat
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holes.lean:10:15-10:18: error: don't know how to synthesize implicit argument
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@g Nat (?m x) x
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context:
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x : Nat
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⊢ Type
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holes.lean:10:9-10:12: error: don't know how to synthesize implicit argument
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@g Nat (?m x) x
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context:
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x : Nat
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⊢ Type
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holes.lean:13:8-13:11: error: failed to infer binder type
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holes.lean:15:16-15:17: error: failed to infer binder type
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holes.lean:19:0-19:3: error: don't know how to synthesize implicit argument
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@f Nat (?m a) a
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context:
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a : Nat
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f : {α : Type} → {β : ?m a} → α → α := fun {α : Type} (a : α) => a
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⊢ ?m a
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holes.lean:18:7-18:10: error: failed to infer binder type
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holes.lean:21:25-22:4: error: failed to infer definition type
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holes.lean:25:8-25:11: error: failed to infer 'let rec' declaration type
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