From 6bc3738a9d8e4680f77693bdef02b3434ddea3da Mon Sep 17 00:00:00 2001
From: Tim Holy <tim.holy@gmail.com>
Date: Fri, 17 Feb 2017 08:20:29 -0600
Subject: [PATCH] Fix typealias and inner constructor depwarns on 0.6

---
 REQUIRE             | 3 ++-
 src/IntervalSets.jl | 5 ++++-
 src/closed.jl       | 2 +-
 test/runtests.jl    | 7 ++-----
 4 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/REQUIRE b/REQUIRE
index 70e314a..23848d5 100644
--- a/REQUIRE
+++ b/REQUIRE
@@ -1 +1,2 @@
-julia 0.5-
+julia 0.5
+Compat 0.18
diff --git a/src/IntervalSets.jl b/src/IntervalSets.jl
index 50d3c21..0507f86 100644
--- a/src/IntervalSets.jl
+++ b/src/IntervalSets.jl
@@ -7,9 +7,11 @@ module IntervalSets
 using Base: @pure
 import Base: eltype, convert, show, in, length, isempty, isequal, issubset, ==, hash, union, intersect, minimum, maximum
 
+using Compat
+
 export AbstractInterval, ClosedInterval, ⊇, .., ±, ordered, width
 
-abstract AbstractInterval{T}
+@compat abstract type AbstractInterval{T} end
 
 include("closed.jl")
 
@@ -27,6 +29,7 @@ ordered(a, b) = ordered(promote(a, b)...)
 
 checked_conversion{T}(::Type{T}, a, b) = _checked_conversion(T, convert(T, a), convert(T, b))
 _checked_conversion{T}(::Type{T}, a::T, b::T) = a, b
+_checked_conversion(::Type{Any}, a, b) = throw(ArgumentError("$a and $b promoted to type Any"))
 _checked_conversion{T}(::Type{T}, a, b) = throw(ArgumentError("$a and $b are not both of type $T"))
 
 end # module
diff --git a/src/closed.jl b/src/closed.jl
index e86576f..5d1cb13 100644
--- a/src/closed.jl
+++ b/src/closed.jl
@@ -6,7 +6,7 @@ immutable ClosedInterval{T} <: AbstractInterval{T}
     left::T
     right::T
 
-    ClosedInterval(l::T, r::T) = new(l, r)
+    (::Type{ClosedInterval{T}}){T}(l::T, r::T) = new{T}(l, r)
 end
 
 ClosedInterval{T}(left::T, right::T) = ClosedInterval{T}(left, right)
diff --git a/test/runtests.jl b/test/runtests.jl
index 9013112..a9fda73 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -2,7 +2,6 @@ using IntervalSets
 using Base.Test
 
 @testset "IntervalSets" begin
-    io = IOBuffer()
     @test ordered(2, 1) == (1, 2)
     @test ordered(1, 2) == (1, 2)
     @test ordered(Float16(1), 2) == (1, 2)
@@ -10,14 +9,12 @@ using Base.Test
     @testset "Closed Sets" begin
         @test_throws ArgumentError :a .. "b"
         I = 0..3
-        print(io, I)
-        @test takebuf_string(io) == "0..3"
+        @test string(I) == "0..3"
         J = 3..2
         K = 5..4
         L = 3 ± 2
         M = ClosedInterval(2, 5.0)
-        print(io, M)
-        @test takebuf_string(io) == "2.0..5.0"
+        @test string(M) == "2.0..5.0"
         N = ClosedInterval(UInt8(255), 300)
         O = CartesianIndex(1, 2, 3, 4) ± 2
         @test O == (-1..3, 0..4, 1..5, 2..6)