Deprecate vectorized trunc methods in favor of compact broadcast syntax

base/deprecated.jl

@@ -1168,4 +1168,11 @@ for (dep, f, op) in [(:sumabs!, :sum!, :abs),
     end
 end
 
+# Deprecate manually vectorized trunc methods in favor of compact broadcast syntax
+@deprecate trunc(M::Bidiagonal) trunc.(M)
+@deprecate trunc(M::Tridiagonal) trunc.(M)
+@deprecate trunc(M::SymTridiagonal) trunc.(M)
+@deprecate trunc{T<:Integer}(::Type{T}, x::AbstractArray) trunc.(T, x)
+@deprecate trunc(x::AbstractArray, digits::Integer, base::Integer = 10) trunc.(x, digits, base)
+
 # End deprecations scheduled for 0.6

base/floatfuncs.jl

@@ -112,7 +112,7 @@ function round(x::AbstractFloat, ::RoundingMode{:NearestTiesUp})
 end
 round{T<:Integer}(::Type{T}, x::AbstractFloat, r::RoundingMode) = trunc(T,round(x,r))
 
-for f in (:trunc,:floor,:ceil,:round)
+for f in (:floor,:ceil,:round)
     @eval begin
         function ($f){T,R}(::Type{T}, x::AbstractArray{R,1})
             [ ($f)(T, y)::T for y in x ]

base/linalg/bidiag.jl

@@ -253,10 +253,13 @@ end
 
 #Elementary operations
 broadcast(::typeof(abs), M::Bidiagonal) = Bidiagonal(abs.(M.dv), abs.(M.ev), abs.(M.isupper))
-for func in (:conj, :copy, :round, :trunc, :floor, :ceil, :real, :imag)
+broadcast(::typeof(trunc), M::Bidiagonal) = Bidiagonal(trunc.(M.dv), trunc.(M.ev), M.isupper)
+for func in (:conj, :copy, :round, :floor, :ceil, :real, :imag)
     @eval ($func)(M::Bidiagonal) = Bidiagonal(($func)(M.dv), ($func)(M.ev), M.isupper)
 end
-for func in (:round, :trunc, :floor, :ceil)
+broadcast{T<:Integer}(::typeof(trunc), ::Type{T}, M::Bidiagonal) =
+    Bidiagonal(trunc.(T, M.dv), trunc.(T, M.ev), M.isupper)
+for func in (:round, :floor, :ceil)
     @eval ($func){T<:Integer}(::Type{T}, M::Bidiagonal) = Bidiagonal(($func)(T,M.dv), ($func)(T,M.ev), M.isupper)
 end
 

base/linalg/tridiag.jl

@@ -97,10 +97,12 @@ similar{T}(S::SymTridiagonal, ::Type{T}) = SymTridiagonal{T}(similar(S.dv, T), s
 
 #Elementary operations
 broadcast(::typeof(abs), M::SymTridiagonal) = SymTridiagonal(abs.(M.dv), abs.(M.ev))
-for func in (:conj, :copy, :round, :trunc, :floor, :ceil, :real, :imag)
+broadcast(::typeof(trunc), M::SymTridiagonal) = SymTridiagonal(trunc.(M.dv), trunc.(M.ev))
+for func in (:conj, :copy, :round, :floor, :ceil, :real, :imag)
     @eval ($func)(M::SymTridiagonal) = SymTridiagonal(($func)(M.dv), ($func)(M.ev))
 end
-for func in (:round, :trunc, :floor, :ceil)
+broadcast{T<:Integer}(::typeof(trunc), ::Type{T}, M::SymTridiagonal) = SymTridiagonal(trunc.(T, M.dv), trunc.(T, M.ev))
+for func in (:round, :floor, :ceil)
     @eval ($func){T<:Integer}(::Type{T},M::SymTridiagonal) = SymTridiagonal(($func)(T,M.dv), ($func)(T,M.ev))
 end
 transpose(M::SymTridiagonal) = M #Identity operation
@@ -464,12 +466,15 @@ copy!(dest::Tridiagonal, src::Tridiagonal) = Tridiagonal(copy!(dest.dl, src.dl),
 
 #Elementary operations
 broadcast(::typeof(abs), M::Tridiagonal) = Tridiagonal(abs.(M.dl), abs.(M.d), abs.(M.du), abs.(M.du2))
-for func in (:conj, :copy, :round, :trunc, :floor, :ceil, :real, :imag)
+broadcast(::typeof(trunc), M::Tridiagonal) = Tridiagonal(trunc.(M.dl), trunc.(M.d), trunc.(M.du), trunc.(M.du2))
+for func in (:conj, :copy, :round, :floor, :ceil, :real, :imag)
     @eval function ($func)(M::Tridiagonal)
         Tridiagonal(($func)(M.dl), ($func)(M.d), ($func)(M.du), ($func)(M.du2))
     end
 end
-for func in (:round, :trunc, :floor, :ceil)
+broadcast{T<:Integer}(::typeof(trunc), ::Type{T}, M::Tridiagonal) =
+    Tridiagonal(trunc.(T, M.dl), trunc.(T, M.d), trunc.(T, M.du), trunc.(T, M.du2))
+for func in (:round, :floor, :ceil)
     @eval function ($func){T<:Integer}(::Type{T},M::Tridiagonal)
         Tridiagonal(($func)(T,M.dl), ($func)(T,M.d), ($func)(T,M.du), ($func)(T,M.du2))
     end

base/sparse/sparsematrix.jl

@@ -2278,7 +2278,6 @@ conj!(A::SparseMatrixCSC) = (broadcast!(conj, A.nzval, A.nzval); A)
 # TODO: The following definitions should be deprecated.
 ceil{To}(::Type{To}, A::SparseMatrixCSC) = ceil.(To, A)
 floor{To}(::Type{To}, A::SparseMatrixCSC) = floor.(To, A)
-trunc{To}(::Type{To}, A::SparseMatrixCSC) = trunc.(To, A)
 round{To}(::Type{To}, A::SparseMatrixCSC) = round.(To, A)
 
 

test/linalg/bidiag.jl

@@ -162,8 +162,8 @@ srand(1)
             if elty <: BlasReal
                 @test floor(Int,T) == Bidiagonal(floor(Int,T.dv),floor(Int,T.ev),T.isupper)
                 @test isa(floor(Int,T), Bidiagonal)
-                @test trunc(Int,T) == Bidiagonal(trunc(Int,T.dv),trunc(Int,T.ev),T.isupper)
-                @test isa(trunc(Int,T), Bidiagonal)
+                @test trunc.(Int,T) == Bidiagonal(trunc.(Int, T.dv), trunc.(Int, T.ev), T.isupper)
+                @test isa(trunc.(Int,T), Bidiagonal)
                 @test round(Int,T) == Bidiagonal(round(Int,T.dv),round(Int,T.ev),T.isupper)
                 @test isa(round(Int,T), Bidiagonal)
                 @test ceil(Int,T) == Bidiagonal(ceil(Int,T.dv),ceil(Int,T.ev),T.isupper)

test/linalg/triangular.jl

@@ -442,7 +442,7 @@ for eltya in (Float32, Float64, Complex64, Complex128, BigFloat, Int)
         end
 
         debug && println("Test forward error [JIN 5705] if this is not a BigFloat")
-        b = eltyb == Int ? trunc(Int,Atri*ones(n, 2)) : convert(Matrix{eltyb}, Atri*ones(eltya, n, 2))
+        b = eltyb == Int ? trunc.(Int,Atri*ones(n, 2)) : convert(Matrix{eltyb}, Atri*ones(eltya, n, 2))
         x = Atri \ b
         γ = n*ε/(1 - n*ε)
         if eltya != BigFloat

test/linalg/tridiag.jl

@@ -274,8 +274,8 @@ let n = 12 #Size of matrix problem to test
         if elty <: Real
             @test round(Int,A) == round(Int,fA)
             @test isa(round(Int,A), SymTridiagonal)
-            @test trunc(Int,A) == trunc(Int,fA)
-            @test isa(trunc(Int,A), SymTridiagonal)
+            @test trunc.(Int,A) == trunc.(Int,fA)
+            @test isa(trunc.(Int,A), SymTridiagonal)
             @test ceil(Int,A) == ceil(Int,fA)
             @test isa(ceil(Int,A), SymTridiagonal)
             @test floor(Int,A) == floor(Int,fA)
@@ -392,8 +392,8 @@ let n = 12 #Size of matrix problem to test
         if elty <: Real
             @test round(Int,A) == round(Int,fA)
             @test isa(round(Int,A), Tridiagonal)
-            @test trunc(Int,A) == trunc(Int,fA)
-            @test isa(trunc(Int,A), Tridiagonal)
+            @test trunc.(Int,A) == trunc.(Int,fA)
+            @test isa(trunc.(Int,A), Tridiagonal)
             @test ceil(Int,A) == ceil(Int,fA)
             @test isa(ceil(Int,A), Tridiagonal)
             @test floor(Int,A) == floor(Int,fA)

test/numbers.jl

@@ -2026,14 +2026,22 @@ x = 0.0
 @test approx_eq(round(pi,3,5), 3.144)
 # vectorized trunc/round/floor/ceil with digits/base argument
 a = rand(2, 2, 2)
-for f in (trunc, round, floor, ceil)
+for f in (round, floor, ceil)
     @test f(a[:, 1, 1], 2) == map(x->f(x, 2), a[:, 1, 1])
     @test f(a[:, :, 1], 2) == map(x->f(x, 2), a[:, :, 1])
     @test f(a, 9, 2) == map(x->f(x, 9, 2), a)
     @test f(a[:, 1, 1], 9, 2) == map(x->f(x, 9, 2), a[:, 1, 1])
     @test f(a[:, :, 1], 9, 2) == map(x->f(x, 9, 2), a[:, :, 1])
     @test f(a, 9, 2) == map(x->f(x, 9, 2), a)
- end
+end
+for f in (trunc,)
+    @test f.(a[:, 1, 1], 2) == map(x->f(x, 2), a[:, 1, 1])
+    @test f.(a[:, :, 1], 2) == map(x->f(x, 2), a[:, :, 1])
+    @test f.(a, 9, 2) == map(x->f(x, 9, 2), a)
+    @test f.(a[:, 1, 1], 9, 2) == map(x->f(x, 9, 2), a[:, 1, 1])
+    @test f.(a[:, :, 1], 9, 2) == map(x->f(x, 9, 2), a[:, :, 1])
+    @test f.(a, 9, 2) == map(x->f(x, 9, 2), a)
+end
 # significant digits (would be nice to have a smart vectorized
 # version of signif)
 @test approx_eq(signif(123.456,1), 100.)

test/sparse/sparse.jl

@@ -1535,7 +1535,7 @@ end
     @test norm(Ai,1) ≈ norm(Array(Ai),1)
     @test norm(Ai,Inf) ≈ norm(Array(Ai),Inf)
     @test vecnorm(Ai) ≈ vecnorm(Array(Ai))
-    Ai = trunc(Int,Ar*100)
+    Ai = trunc.(Int, Ar*100)
     @test norm(Ai,1) ≈ norm(Array(Ai),1)
     @test norm(Ai,Inf) ≈ norm(Array(Ai),Inf)
     @test vecnorm(Ai) ≈ vecnorm(Array(Ai))