Revert "add nulled constant, closes #9364"

This reverts commit c966812.
JuliaLang · Feb 18, 2015 · 30cc131 · 30cc131
1 parent 7535258
commit 30cc131
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Showing 4 changed files with 0 additions and 13 deletions.
diff --git a/base/exports.jl b/base/exports.jl
@@ -1377,7 +1377,6 @@ export
 
 # nullable types
     isnull,
-    nulled,
 
 # Macros
     @__FILE__,

diff --git a/base/nullable.jl b/base/nullable.jl
@@ -13,8 +13,6 @@ Nullable{T}(value::T) = Nullable{T}(value)
 
 eltype{T}(::Type{Nullable{T}}) = T
 
-const nulled = Nullable{Union()}()
-
 function convert{T}(::Type{Nullable{T}}, x::Nullable)
     return isnull(x) ? Nullable{T}() : Nullable{T}(convert(T, get(x)))
 end

diff --git a/doc/stdlib/base.rst b/doc/stdlib/base.rst
@@ -571,11 +571,6 @@ Nullables
 
    Is the ``Nullable`` object ``x`` null, i.e. missing a value?
 
-.. data:: nulled
-
-   A constant ``Nullable`` value in the null (missing value) state. Used, for example,
-   as a compact way to initialize ``Nullable`` fields: ``x.field = nulled``.
-
 
 System
 ------

diff --git a/test/nullable.jl b/test/nullable.jl
@@ -249,8 +249,3 @@ for T in types
     @test isa(convert(Nullable{Number}, Nullable(one(T))), Nullable{Number})
     @test isa(convert(Nullable{Any}, Nullable(one(T))), Nullable{Any})
 end
-
-@test isnull(nulled)
-@test_throws NullException get(nulled)
-@test isa(convert(Nullable{Int}, nulled), Nullable{Int})
-@test isnull(convert(Nullable{Int}, nulled))