reinstate "useless" String() inner constructor (#16212)

JuliaLang · May 5, 2016 · 2309198 · 2309198 · jrevels · May 9, 2016
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commit 2309198
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diff --git a/base/boot.jl b/base/boot.jl
@@ -220,6 +220,8 @@ abstract DirectIndexString <: AbstractString
 
 immutable String <: AbstractString
     data::Array{UInt8,1}
+    # required to make String("foo") work (#15120):
+    String(d::Array{UInt8,1}) = new(d)
 end
 
 include(fname::String) = ccall(:jl_load_, Any, (Any,), fname)

diff --git a/test/strings/basic.jl b/test/strings/basic.jl
@@ -1,5 +1,9 @@
 # This file is a part of Julia. License is MIT: http://julialang.org/license
 
+# constructors
+@test String([0x61,0x62,0x63,0x21]) == "abc!"
+@test String("abc!") == "abc!"
+
 # {starts,ends}with
 @test startswith("abcd", 'a')
 @test startswith("abcd", "a")