Add Base.isdone(itr::EachLine)

With this method, `isempty` won't consume values from the iterator (See JuliaLang#27412).
cmcaine · Feb 7, 2021 · ddcf6fd · ddcf6fd
1 parent 59808cb
commit ddcf6fd
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/base/io.jl b/base/io.jl
@@ -1023,6 +1023,8 @@ eltype(::Type{<:EachLine}) = String
 
 IteratorSize(::Type{<:EachLine}) = SizeUnknown()
 
+isdone(itr::Eachline) = eof(itr.stream)
+
 struct ReadEachIterator{T, IOT <: IO}
     stream::IOT
 end