78 lines
1.8 KiB
Coq
78 lines
1.8 KiB
Coq
Set Warnings "-notation-overridden,-parsing".
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From Coq Require Export String.
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From LF Require Import Maps.
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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 Maps.
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Import Check.
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Goal True.
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idtac "------------------- t_update_same --------------------".
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idtac " ".
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idtac "#> t_update_same".
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idtac "Possible points: 2".
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check_type @t_update_same (
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(forall (A : Type) (m : total_map A) (x : string), (x !-> m x; m) = m)).
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idtac "Assumptions:".
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Abort.
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Print Assumptions t_update_same.
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Goal True.
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idtac " ".
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idtac "------------------- t_update_permute --------------------".
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idtac " ".
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idtac "#> t_update_permute".
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idtac "Possible points: 3".
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check_type @t_update_permute (
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(forall (A : Type) (m : total_map A) (v1 v2 : A) (x1 x2 : string),
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x2 <> x1 -> (x1 !-> v1; x2 !-> v2; m) = (x2 !-> v2; x1 !-> v1; m))).
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idtac "Assumptions:".
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Abort.
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Print Assumptions t_update_permute.
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Goal True.
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idtac " ".
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idtac " ".
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idtac "Max points - standard: 5".
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idtac "Max points - advanced: 5".
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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 "---------- t_update_same ---------".
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Print Assumptions t_update_same.
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idtac "---------- t_update_permute ---------".
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Print Assumptions t_update_permute.
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idtac "".
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idtac "********** Advanced **********".
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Abort.
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(* Wed Jan 9 12:02:17 EST 2019 *)
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