lean2/tests/lean/let4.lean
Leonardo de Moura 4ba097a141 feat(frontends/lean): use lowercase commands, replace 'endscope' and 'endnamespace' with 'end'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-01-05 13:06:36 -08:00

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Text

import Int.
print
let b := true,
a : Int := b
in a
variable vector : Type -> Nat -> Type
variable const {A : Type} (n : Nat) (a : A) : vector A n
check
let a := 10,
v1 := const a true,
v2 := v1
in v2
print
let a := 10,
v1 : vector Bool a := const a true,
v2 : vector Bool a := v1
in v2
check
let a := 10,
v1 : vector Bool a := const a true,
v2 : vector Bool a := v1
in v2
check
let a := 10,
v1 : vector Bool a := const a true,
v2 : vector Int a := v1
in v2
variable foo : (vector Bool 10) -> (vector Int 10)
coercion foo
check
let a := 10,
v1 : vector Bool a := const a true,
v2 : vector Int a := v1
in v2
setoption pp::coercion true
print
let a := 10,
v1 : vector Bool a := const a true,
v2 : vector Int a := v1
in v2