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author | ryokka |
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date | Fri, 13 Apr 2018 19:47:50 +0900 |
parents | |
children | 576637483425 |
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open import Level renaming (suc to succ ; zero to Zero ) module AgdaInterface where data Maybe {n : Level } (a : Set n) : Set n where Nothing : Maybe a Just : a -> Maybe a record StackMethods {n m : Level } (a : Set n ) {t : Set m }(stackImpl : Set n ) : Set (m Level.⊔ n) where field push : stackImpl -> a -> (stackImpl -> t) -> t pop : stackImpl -> (stackImpl -> Maybe a -> t) -> t pop2 : stackImpl -> (stackImpl -> Maybe a -> Maybe a -> t) -> t get : stackImpl -> (stackImpl -> Maybe a -> t) -> t get2 : stackImpl -> (stackImpl -> Maybe a -> Maybe a -> t) -> t clear : stackImpl -> (stackImpl -> t) -> t open StackMethods record Stack {n m : Level } (a : Set n ) {t : Set m } (si : Set n ) : Set (m Level.⊔ n) where field stack : si stackMethods : StackMethods {n} {m} a {t} si pushStack : a -> (Stack a si -> t) -> t pushStack d next = push (stackMethods ) (stack ) d (\s1 -> next (record {stack = s1 ; stackMethods = stackMethods } )) popStack : (Stack a si -> Maybe a -> t) -> t popStack next = pop (stackMethods ) (stack ) (\s1 d1 -> next (record {stack = s1 ; stackMethods = stackMethods }) d1 ) pop2Stack : (Stack a si -> Maybe a -> Maybe a -> t) -> t pop2Stack next = pop2 (stackMethods ) (stack ) (\s1 d1 d2 -> next (record {stack = s1 ; stackMethods = stackMethods }) d1 d2) getStack : (Stack a si -> Maybe a -> t) -> t getStack next = get (stackMethods ) (stack ) (\s1 d1 -> next (record {stack = s1 ; stackMethods = stackMethods }) d1 ) get2Stack : (Stack a si -> Maybe a -> Maybe a -> t) -> t get2Stack next = get2 (stackMethods ) (stack ) (\s1 d1 d2 -> next (record {stack = s1 ; stackMethods = stackMethods }) d1 d2) clearStack : (Stack a si -> t) -> t clearStack next = clear (stackMethods ) (stack ) (\s1 -> next (record {stack = s1 ; stackMethods = stackMethods } )) open Stack