24 lines
405 B
Text
24 lines
405 B
Text
structure Foo where
|
||
val := 10
|
||
|
||
instance : Singleton α (List α) where
|
||
singleton a := [a]
|
||
|
||
instance : Insert α (List α) where
|
||
insert a as := a :: as
|
||
|
||
def f1 : Foo := {}
|
||
|
||
def f2 : List Nat := {}
|
||
|
||
def f3 : List Nat := {1, 2}
|
||
|
||
def f4 (a : Nat) : List Nat := {a}
|
||
|
||
def f5 (val : Nat) : Foo := {val}
|
||
|
||
def f6 (val : Nat) : List Nat := {val}
|
||
|
||
def f7 : String := {}
|
||
|
||
def f8 (val : Nat) : String := { val }
|