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Kombo - v3.0.0
Kombo - v3.0.0
Result
isErr
Function isErr
is
Err
<
E
>
(
x
:
Result
<
unknown
,
E
>
)
:
x
is
Result
.
Err
<
E
>
Type guard for
Err
Type Parameters
E
Parameters
x:
Result
<
unknown
,
E
>
Returns
x
is
Result
.
Err
<
E
>
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Kombo -
v3.0.0
Advanced
Helpers
Parser
Result
Simple
Err
Ok
Result
Err
Ok
is
Err
is
Ok
Type guard for Err