Expected.valueOr

Get current value if any or call function elseWorkFun with compatible return value.

TODO: is this anywhere near what we want?

struct Expected(T, E = Exception)

const

CommonType!(T, typeof(elseWorkFun()))

valueOr

(

alias elseWorkFun

)

()

if (

is(CommonType!(T, typeof(elseWorkFun())))

)

if (

!isInstanceOf!(Unexpected, T) &&

!is(T == void)

)

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