Modify scope of variables

Author: kimikage

src/FixedPointNumbers.jl

@@ -119,9 +119,6 @@ rawtype(::Type{FixedPoint{T,f}}) where {T <: Integer,f} = T
 rawtype(::Type{F}) where {F <: FixedPoint} = rawtype(supertype(F))
 rawtype(x::FixedPoint) = rawtype(typeof(x))
 
-# This IOBuffer is used during module definition to generate typealias names
-_iotypealias = IOBuffer()
-
 # Printing. These are used to generate type-symbols, so we need them
 # before we include any files.
 function showtype(io::IO, ::Type{X}) where {X <: FixedPoint}
@@ -132,10 +129,10 @@ function showtype(io::IO, ::Type{X}) where {X <: FixedPoint}
     io
 end
 function show(io::IO, x::FixedPoint{T,f}) where {T,f}
-    show(io, round(convert(Float64,x), digits=ceil(Int,f/_log2_10)))
+    log10_2 = 0.3010299956639812
+    show(io, round(convert(Float64,x), digits=ceil(Int, f * log10_2)))
     get(io, :compact, false) || showtype(io, typeof(x))
 end
-const _log2_10 = 3.321928094887362
 
 function Base.showarg(io::IO, a::Array{T}, toplevel) where {T<:FixedPoint}
     toplevel || print(io, "::")

src/fixed.jl

@@ -31,8 +31,9 @@ typechar(::Type{X}) where {X <: Fixed} = 'Q'
 signbits(::Type{X}) where {X <: Fixed} = 1
 
 for T in (Int8, Int16, Int32, Int64)
+    io = IOBuffer()
     for f in 0:sizeof(T)*8-1
-        sym = Symbol(String(take!(showtype(_iotypealias, Fixed{T,f}))))
+        sym = Symbol(String(take!(showtype(io, Fixed{T,f}))))
         @eval begin
             const $sym = Fixed{$T,$f}
             export $sym

src/normed.jl

@@ -25,8 +25,9 @@ typechar(::Type{X}) where {X <: Normed} = 'N'
 signbits(::Type{X}) where {X <: Normed} = 0
 
 for T in (UInt8, UInt16, UInt32, UInt64)
+    io = IOBuffer()
     for f in 1:sizeof(T)*8
-        sym = Symbol(String(take!(showtype(_iotypealias, Normed{T,f}))))
+        sym = Symbol(String(take!(showtype(io, Normed{T,f}))))
         @eval begin
             const $sym = Normed{$T,$f}
             export $sym