vtypechoice ~master (2022-05-22T19:59:43Z)

fmapErr.fmapErr

vtypechoice result fmapErr
Undocumented in source. Be warned that the author may not have intended to support it.
template fmapErr(alias pred)
auto
fmapErr
(
T
E
)
(
auto ref scope Result!(T, E) result
)

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vtypechoice result fmapErr functions

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