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Imports
Init
Lean.Util.Trace
Imported by
Except
.
emoji
source
def
Except
.
emoji
{ε :
Type
u_1}
{α :
Type
u_2}
:
Except
ε
α
→
String
Visualize an
Except
using a checkmark or a cross.
Equations
(
Except.error
a
)
.emoji
=
Lean.crossEmoji
(
Except.ok
a
)
.emoji
=
Lean.checkEmoji
Instances For