Updates for Julia 0.7 (#24)

* Updates for Julia 0.7

* Add direct type constructors that call convert

Author: ararslan

REQUIRE

@@ -1,2 +1,2 @@
 julia 0.6
-Compat 0.41
+Compat 0.64.0

src/FixedPointDecimals.jl

@@ -309,6 +309,8 @@ function convert(::Type{TR}, x::FD{T, f}) where {TR <: Rational, T, f}
     convert(TR, x.i // coefficient(FD{T, f}))::TR
 end
 
+(::Type{T})(x::FD) where {T<:Union{AbstractFloat,Integer,Rational}} = convert(T, x)
+
 promote_rule(::Type{FD{T, f}}, ::Type{<:Integer}) where {T, f} = FD{T, f}
 promote_rule(::Type{<:FD}, ::Type{TF}) where {TF <: AbstractFloat} = TF
 promote_rule(::Type{<:FD}, ::Type{Rational{TR}}) where {TR} = Rational{TR}
@@ -385,18 +387,18 @@ function parse(::Type{FD{T, f}}, str::AbstractString, mode::RoundingMode=RoundNe
     end
 
     # Parse exponent information
-    exp_index = findfirst(equalto('e'), str)
+    exp_index = coalesce(findfirst(==('e'), str), 0)
     if exp_index > 0
         exp = parse(Int, str[(exp_index + 1):end])
         sig_end = exp_index - 1
     else
         exp = 0
-        sig_end = endof(str)
+        sig_end = lastindex(str)
     end
 
     # Remove the decimal place from the string
     sign = T(first(str) == '-' ? -1 : 1)
-    dec_index = findfirst(equalto('.'), str)
+    dec_index = coalesce(findfirst(==('.'), str), 0)
     sig_start = sign < 0 ? 2 : 1
     if dec_index > 0
         int_str = str[sig_start:(dec_index - 1)] * str[(dec_index + 1):sig_end]
@@ -407,15 +409,15 @@ function parse(::Type{FD{T, f}}, str::AbstractString, mode::RoundingMode=RoundNe
 
     # Split the integer string into the value we can represent inside the FixedDecimal and
     # the remaining digits we'll use during rounding
-    int_end = endof(int_str)
+    int_end = lastindex(int_str)
     pivot = int_end + exp - (-f)
 
     a = rpad(int_str[1:min(pivot, int_end)], pivot, '0')
     b = lpad(int_str[max(pivot, 1):int_end], int_end - pivot + 1, '0')
 
     # Parse the strings
     val = isempty(a) ? T(0) : sign * parse(T, a)
-    if !isempty(b) && any(collect(b[2:end]) .!= '0')
+    if !isempty(b) && any(!isequal('0'), b[2:end])
         if mode == RoundThrows
             throw(InexactError(:parse, FD{T, f}, str))
         elseif mode == RoundNearest

test/runtests.jl

@@ -1,10 +1,9 @@
 using FixedPointDecimals
 import FixedPointDecimals: FD, value
 using Compat
-VERSION < v"0.7.0-DEV.2047" && import Compat: Test
-import Compat.Printf: @sprintf
-using Test
-import Base.Checked: checked_mul
+using Compat.Test
+using Compat.Printf
+using Base.Checked: checked_mul
 
 include("utils.jl")
 
@@ -49,7 +48,7 @@ const keyvalues = Dict(
 # Floating point values written as integer strings. Useful for testing behaviours of
 # trunc, floor, and ceil.
 const INTS = Dict(
-    v => replace(@sprintf("%.200f", v), ".", "")
+    v => replace(@sprintf("%.200f", v), "." => "")
     for v in [
         1.22,
         1.23,
@@ -136,6 +135,7 @@ end
     @testset for x in keyvalues[FD2]
         @testset for T in [Rational{Int128}, WFD2, WFD4]
             @test convert(FD2, convert(T, x)) == x
+            @test T(x) == convert(T, x)
         end
         if 0 ≤ abs(x) < 2
             @testset for T in [SFD2, SFD4, FD4]
@@ -774,12 +774,12 @@ end
 
 @testset "show" begin
     @testset "compact" begin
-        @test sprint(showcompact, FD2(1.00)) == "1.0"
-        @test sprint(showcompact, FD2(1.23)) == "1.23"
-        @test sprint(showcompact, FD2(42.40)) == "42.4"
-        @test sprint(showcompact, FD2(-42.40)) == "-42.4"
-        @test sprint(showcompact, FD2(-0.01)) == "-0.01"
-        @test sprint(showcompact, FD2(0)) == "0.0"
+        @test sprintcompact(FD2(1.00)) == "1.0"
+        @test sprintcompact(FD2(1.23)) == "1.23"
+        @test sprintcompact(FD2(42.40)) == "42.4"
+        @test sprintcompact(FD2(-42.40)) == "-42.4"
+        @test sprintcompact(FD2(-0.01)) == "-0.01"
+        @test sprintcompact(FD2(0)) == "0.0"
 
         @test repr(typemin(FixedDecimal{Int64, 2})) ==
               "FixedDecimal{Int64,2}(-92233720368547758.08)"
@@ -795,7 +795,7 @@ end
 @testset "string" begin
     for x in keyvalues[FD2]
         if 0 ≤ abs(x) < 1000
-            @test eval(Meta.parse(string(x))) == x
+            @test Core.eval(@__MODULE__, Meta.parse(string(x))) == x
         end
     end
 end

test/utils.jl

@@ -19,7 +19,7 @@ function integer_alt(::Type{T}, dp::Integer, val::AbstractFloat) where {T<:Integ
     # perform any rounding.
     str = float_string(val)
     sign = T(first(str) == '-' ? -1 : 1)
-    decimal = findfirst(equalto('.'), str)
+    decimal = coalesce(findfirst(==('.'), str), 0)
     int_start = sign < 0 ? 2 : 1
     int_end = decimal + dp
     v = parse(T, str[int_start:(decimal - 1)] * str[(decimal + 1):int_end])
@@ -41,3 +41,9 @@ function ceil_alt(::Type{FD{T,f}}, val::AbstractFloat) where {T<:Integer, f}
     s, v, r = integer_alt(T, f, val)
     reinterpret(FD{T,f}, copysign(v + (s > 0 ? r : zero(T)), s))
 end
+
+if VERSION < v"0.7.0-DEV.4524"
+    sprintcompact(x...) = sprint(showcompact, x...)
+else
+    sprintcompact(x...) = sprint(show, x..., context=:compact=>true)
+end