89 lines
2 KiB
Coq
89 lines
2 KiB
Coq
Set Warnings "-notation-overridden,-parsing".
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From Coq Require Export String.
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From LF Require Import ProofObjects.
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Parameter MISSING: Type.
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Module Check.
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Ltac check_type A B :=
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match type of A with
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| context[MISSING] => idtac "Missing:" A
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| ?T => first [unify T B; idtac "Type: ok" | idtac "Type: wrong - should be (" B ")"]
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end.
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Ltac print_manual_grade A :=
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match eval compute in A with
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| Some (_ ?S ?C) =>
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idtac "Score:" S;
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match eval compute in C with
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| ""%string => idtac "Comment: None"
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| _ => idtac "Comment:" C
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end
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| None =>
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idtac "Score: Ungraded";
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idtac "Comment: None"
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end.
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End Check.
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From LF Require Import ProofObjects.
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Import Check.
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Goal True.
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idtac "------------------- eight_is_even --------------------".
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idtac " ".
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idtac "#> ev_8".
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idtac "Possible points: 1".
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check_type @ev_8 ((even 8)).
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idtac "Assumptions:".
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Abort.
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Print Assumptions ev_8.
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Goal True.
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idtac " ".
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idtac "#> ev_8'".
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idtac "Possible points: 1".
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check_type @ev_8' ((even 8)).
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idtac "Assumptions:".
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Abort.
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Print Assumptions ev_8'.
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Goal True.
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idtac " ".
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idtac "------------------- equality__leibniz_equality --------------------".
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idtac " ".
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idtac "#> MyEquality.equality__leibniz_equality".
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idtac "Possible points: 2".
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check_type @MyEquality.equality__leibniz_equality (
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(forall (X : Type) (x y : X),
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@MyEquality.eq X x y -> forall P : X -> Prop, P x -> P y)).
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idtac "Assumptions:".
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Abort.
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Print Assumptions MyEquality.equality__leibniz_equality.
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Goal True.
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idtac " ".
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idtac " ".
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idtac "Max points - standard: 4".
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idtac "Max points - advanced: 4".
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idtac "".
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idtac "********** Summary **********".
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idtac "".
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idtac "********** Standard **********".
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idtac "---------- ev_8 ---------".
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Print Assumptions ev_8.
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idtac "---------- ev_8' ---------".
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Print Assumptions ev_8'.
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idtac "---------- MyEquality.equality__leibniz_equality ---------".
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Print Assumptions MyEquality.equality__leibniz_equality.
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idtac "".
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idtac "********** Advanced **********".
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Abort.
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(* Wed Jan 9 12:02:18 EST 2019 *)
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