Distributed: add type assertion in take!(::RemoteChannel) (JuliaLang#41403)

Author: jishnub

stdlib/Distributed/src/remotecall.jl

@@ -544,7 +544,7 @@ fetch_ref(rid, args...) = fetch(lookup_ref(rid).c, args...)
 Wait for and get a value from a [`RemoteChannel`](@ref). Exceptions raised are the
 same as for a [`Future`](@ref). Does not remove the item fetched.
 """
-fetch(r::RemoteChannel, args...) = call_on_owner(fetch_ref, r, args...)
+fetch(r::RemoteChannel, args...) = call_on_owner(fetch_ref, r, args...)::eltype(r)
 
 isready(rv::RemoteValue, args...) = isready(rv.c, args...)
 
@@ -623,7 +623,7 @@ end
 Fetch value(s) from a [`RemoteChannel`](@ref) `rr`,
 removing the value(s) in the process.
 """
-take!(rr::RemoteChannel, args...) = call_on_owner(take_ref, rr, myid(), args...)
+take!(rr::RemoteChannel, args...) = call_on_owner(take_ref, rr, myid(), args...)::eltype(rr)
 
 # close and isopen are not supported on Future