add type parameter to AbstractChannel. fixes JuliaLang#28124 (Julia…

…Lang#28174)
tekverkp · Jul 19, 2018 · c6a949a · c6a949a
1 parent b012ab3
commit c6a949a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/base/channels.jl b/base/channels.jl
@@ -1,6 +1,6 @@
 # This file is a part of Julia. License is MIT: https://julialang.org/license
 
-abstract type AbstractChannel end
+abstract type AbstractChannel{T} end
 
 """
  Channel{T}(sz::Int)
@@ -17,7 +17,7 @@ Other constructors:
 * `Channel(Inf)`: equivalent to `Channel{Any}(typemax(Int))`
 * `Channel(sz)`: equivalent to `Channel{Any}(sz)`
 """
-mutable struct Channel{T} <: AbstractChannel
+mutable struct Channel{T} <: AbstractChannel{T}
  cond_take::Condition # waiting for data to become available
  cond_put::Condition # waiting for a writeable slot
  state::Symbol