Drop compat code for parentmodule from #461

Author: martinholters

README.md

@@ -143,9 +143,6 @@ Currently, the `@compat` macro supports the following syntaxes:
 
 * `reprmime(mime, x)` is now `repr(mime, x)` ([#25990]) and `mimewritable` is now `showable` ([#26089]).
 
-* `module_parent`, `Base.function_module`, and `Base.datatype_module` are now methods of
-  a new function called `parentmodule` ([#25629]).
-
 * `module_name`, `Base.function_name`, and `Base.datatype_name` are now methods of a
   new function called `nameof` ([#25622]).
 

src/Compat.jl

@@ -71,15 +71,6 @@ end
     end
 end
 
-@static if !isdefined(Base, :parentmodule)
-    parentmodule(m::Module) = Base.module_parent(m)
-    parentmodule(f::Function) = Base.function_module(f)
-    parentmodule(@nospecialize(f), @nospecialize(t)) = Base.function_module(f, t)
-    parentmodule(t::DataType) = Base.datatype_module(t)
-    parentmodule(t::UnionAll) = Base.datatype_module(Base.unwrap_unionall(t))
-    export parentmodule
-end
-
 @static if !isdefined(Base, :codeunits)
     codeunits(s::String) = Vector{UInt8}(s)
     ncodeunits(s::Union{String,SubString{String}}) = sizeof(s)

test/old.jl

@@ -649,3 +649,10 @@ end
 @test argmin([10 12; 9 11]) == CartesianIndex(2, 1)
 @test argmin(Dict(:z=>10, :y=>12, :x=>9, :w=>11)) == :x
 @test argmin((1.0, -3, 0.f0)) == 2
+
+# 0.7.0-DEV.3460
+@test parentmodule(Compat.Sys) == Compat
+@test parentmodule(sin) == Base
+@test parentmodule(sin, Tuple{Int}) == Base.Math
+@test parentmodule(Int) == Core
+@test parentmodule(Array) == Core

test/runtests.jl

@@ -80,13 +80,6 @@ let A = [1]
     @test x == 1
 end
 
-# 0.7.0-DEV.3460
-@test parentmodule(Compat.Sys) == Compat
-@test parentmodule(sin) == Base
-@test parentmodule(sin, Tuple{Int}) == Base.Math
-@test parentmodule(Int) == Core
-@test parentmodule(Array) == Core
-
 @test codeunits("foo") == [0x66,0x6f,0x6f] == codeunits(SubString("fooαβγ",1,3))
 @test ncodeunits("αβγ") == 6 == ncodeunits(SubString("fooαβγ",4,8))
 @test codeunit("foo") == codeunit(SubString("fooαβγ",1,3)) == UInt8