34 lines
1.4 KiB
Text
34 lines
1.4 KiB
Text
def UInt32.ofNatCore' (n : Nat) (h : n < UInt32.size) : UInt32 := {
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val := { val := n, isLt := h }
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}
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#eval UInt32.ofNatCore' 10 (by decide)
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def UInt64.ofNatCore' (n : Nat) (h : n < UInt64.size) : UInt64 := {
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val := { val := n, isLt := h }
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}
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#eval UInt64.ofNatCore' 3 (by decide)
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#eval toString $ { val := { val := 3, isLt := (by decide) } : UInt8 }
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#eval (3 : UInt8).val
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#eval toString $ { val := { val := 3, isLt := (by decide) } : UInt16 }
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#eval (3 : UInt16).val
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#eval toString $ { val := { val := 3, isLt := (by decide) } : UInt32 }
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#eval (3 : UInt32).val
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#eval toString $ { val := { val := 3, isLt := (by decide) } : UInt64 }
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#eval (3 : UInt64).val
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#eval toString $ { val := { val := 3, isLt := (match USize.size, usize_size_eq with | _, Or.inl rfl => (by decide) | _, Or.inr rfl => (by decide)) } : USize }
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#eval (3 : USize).val
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#eval toString $ { val := { val := 4, isLt := (by decide) } : UInt8 }
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#eval (4 : UInt8).val
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#eval toString $ { val := { val := 4, isLt := (by decide) } : UInt16 }
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#eval (4 : UInt16).val
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#eval toString $ { val := { val := 4, isLt := (by decide) } : UInt32 }
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#eval (4 : UInt32).val
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#eval toString $ { val := { val := 4, isLt := (by decide) } : UInt64 }
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#eval (4 : UInt64).val
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#eval toString $ { val := { val := 4, isLt := (match USize.size, usize_size_eq with | _, Or.inl rfl => (by decide) | _, Or.inr rfl => (by decide)) } : USize }
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#eval (4 : USize).val
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