Remove all trailing whitespace (again)

.mailmap

@@ -34,7 +34,7 @@ Stephan Boyer <[email protected]> <stephan@ubuntu.(none)>
 Stephan Boyer <[email protected]> <[email protected]>
 
 Jiahao Chen <[email protected]> Jiahao Chen (陈家豪) <[email protected]>
- 
+
 Giuseppe Zingales <[email protected]> <[email protected]>
 Giuseppe Zingales <[email protected]> <[email protected]>
 
@@ -100,17 +100,17 @@ Steven G. Johnson <[email protected]> <[email protected]>
 Steven G. Johnson <[email protected]> <[email protected]>
 
 Isaiah Norton <[email protected]> <[email protected]>
-Isaiah Norton <[email protected]> <[email protected]> 
+Isaiah Norton <[email protected]> <[email protected]>
 
 Blake Johnson <[email protected]> <[email protected]>
 Blake Johnson <[email protected]> <[email protected]>
 
 Marcus Silva <[email protected]> <[email protected]>
-Marcus Silva <[email protected]> <[email protected]> 
+Marcus Silva <[email protected]> <[email protected]>
 
 Amit Murthy <[email protected]> <[email protected]>
 
-Tanmay Mohapatra <[email protected]> <[email protected]> 
+Tanmay Mohapatra <[email protected]> <[email protected]>
 Tanmay Mohapatra <[email protected]> <[email protected]>
 
 Dan Luu <[email protected]> <[email protected]>
@@ -119,10 +119,10 @@ Dan Luu <[email protected]> <Dan>
 Kevin Bache <[email protected]> <[email protected]>
 Kevin Bache <[email protected]> <[email protected]>
 
-Rick <[email protected]> <[email protected]> 
+Rick <[email protected]> <[email protected]>
 Rick <[email protected]> <[email protected]>
 
-David Smith <[email protected]> <[email protected]> 
+David Smith <[email protected]> <[email protected]>
 David Smith <[email protected]> <[email protected]>
 
 Carlos Becker  <[email protected]> <[email protected]>
@@ -138,16 +138,16 @@ Joseph Perla <[email protected]> <joseph@ not an email.com>
 Jutho <[email protected]>
 
 Tomas Lycken <[email protected]> <[email protected]>
-
-Simon Byrne <[email protected]> <[email protected]> 
-Simon Byrne <[email protected]> <[email protected]> 
 
-Jake Bolewski <[email protected]> 
+Simon Byrne <[email protected]> <[email protected]>
+Simon Byrne <[email protected]> <[email protected]>
+
+Jake Bolewski <[email protected]>
 
 Leah Hanson <[email protected]> <[email protected]>
 
-Lei Wang <[email protected]> <[email protected]> 
-Lei Wang <[email protected]> <[email protected]> 
+Lei Wang <[email protected]> <[email protected]>
+Lei Wang <[email protected]> <[email protected]>
 
 Kevin Squire <[email protected]> <[email protected]>
 

.travis.yml

@@ -40,6 +40,7 @@ before_install:
         make $BUILDOPTS -C contrib -f repackage_system_suitesparse4.make;
       fi
 script:
+    - ! git grep ' $' -- \*.jl \*.scm \*.c \*.cpp \*.h > /dev/null || { echo "trailing whitespace found in source file"; exit 1; }
     - make $BUILDOPTS prefix=/tmp/julia install
     - if [ `uname` = "Darwin" ]; then
         for name in spqr umfpack colamd cholmod amd suitesparse_wrapper; do

base/Dates.jl

@@ -26,7 +26,7 @@ export Period, DatePeriod, TimePeriod,
        July, August, September, October, November, December,
        Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec,
        # conversions.jl
-       unix2datetime, datetime2unix, now, today, 
+       unix2datetime, datetime2unix, now, today,
        rata2datetime, datetime2rata, julian2datetime, datetime2julian,
        # adjusters.jl
        firstdayofweek, lastdayofweek,

base/abstractarray.jl

@@ -323,12 +323,12 @@ float{T<:Integer64}(x::AbstractArray{T}) = convert(AbstractArray{typeof(float(ze
 complex{T<:Union(Integer64,Float64,Float32,Float16)}(x::AbstractArray{T}) =
     convert(AbstractArray{typeof(complex(zero(T)))}, x)
 
-function float(A::AbstractArray) 
+function float(A::AbstractArray)
     cnv(x) = convert(FloatingPoint,x)
     map_promote(cnv, A)
 end
 
-function complex(A::AbstractArray) 
+function complex(A::AbstractArray)
     cnv(x) = convert(Complex,x)
     map_promote(cnv, A)
 end
@@ -609,7 +609,7 @@ function cat(catdims, X...)
     for k = 1:length(catdims)
         dims2cat[catdims[k]]=k
     end
-    
+
     typeC = isa(X[1],AbstractArray) ? eltype(X[1]) : typeof(X[1])
     dimsC = Int[d <= ndimsX[1] ? size(X[1],d) : 1 for d=1:ndimsC]
     for k = 1:length(catdims)
@@ -627,12 +627,12 @@ function cat(catdims, X...)
             end
         end
     end
-    
+
     C = similar(isa(X[1],AbstractArray) ? full(X[1]) : [X[1]], typeC, tuple(dimsC...))
     if length(catdims)>1
         fill!(C,0)
     end
-    
+
     offsets = zeros(Int,length(catdims))
     for i=1:nargs
         cat_one = [ dims2cat[d]==0 ? (1:dimsC[d]) : (offsets[dims2cat[d]]+(1:catsizes[i,dims2cat[d]])) for d=1:ndimsC]
@@ -1378,7 +1378,7 @@ function randsubseq!(S::AbstractArray, A::AbstractArray, p::Real)
         end
     else
         # Skip through A, in order, from each element i to the next element i+s
-        # included in S. The probability that the next included element is 
+        # included in S. The probability that the next included element is
         # s==k (k > 0) is (1-p)^(k-1) * p, and hence the probability (CDF) that
         # s is in {1,...,k} is 1-(1-p)^k = F(k).   Thus, we can draw the skip s
         # from this probability distribution via the discrete inverse-transform

base/array.jl

@@ -564,7 +564,7 @@ function deleteat!(a::Vector, inds)
     q = p+1
     while !done(inds, s)
         (i,s) = next(inds, s)
-        if !(q <= i <= n) 
+        if !(q <= i <= n)
             i < q && error("indices must be unique and sorted")
             throw(BoundsError())
         end
@@ -761,7 +761,7 @@ end
 
 # familiar aliases for broadcasting operations of array ± scalar (#7226):
 (+)(A::AbstractArray{Bool},x::Bool) = A .+ x
-(+)(x::Bool,A::AbstractArray{Bool}) = x .+ A 
+(+)(x::Bool,A::AbstractArray{Bool}) = x .+ A
 (-)(A::AbstractArray{Bool},x::Bool) = A .- x
 (-)(x::Bool,A::AbstractArray{Bool}) = x .- A
 (+)(A::AbstractArray,x::Number) = A .+ x
@@ -795,7 +795,7 @@ for f in (:+, :-)
             for i=1:length(A)
                 @inbounds F[i] = ($f)(A[i], B[i])
             end
-            return F        
+            return F
         end
     end
 end

base/client.jl

@@ -189,7 +189,7 @@ function init_bind_addr(args::Vector{UTF8String})
             bind_addr = getipaddr()
         catch
             # All networking is unavailable, initialize bind_addr to the loopback address
-            # Will cause an exception to be raised only when used. 
+            # Will cause an exception to be raised only when used.
             bind_addr = ip"127.0.0.1"
         end
     end
@@ -309,7 +309,7 @@ const LOAD_PATH = ByteString[]
 function init_load_path()
     vers = "v$(VERSION.major).$(VERSION.minor)"
     if haskey(ENV,"JULIA_LOAD_PATH")
-        prepend!(LOAD_PATH, split(ENV["JULIA_LOAD_PATH"], @windows? ';' : ':'))    
+        prepend!(LOAD_PATH, split(ENV["JULIA_LOAD_PATH"], @windows? ';' : ':'))
     end
     push!(LOAD_PATH,abspath(JULIA_HOME,"..","local","share","julia","site",vers))
     push!(LOAD_PATH,abspath(JULIA_HOME,"..","share","julia","site",vers))

base/complex.jl

@@ -154,7 +154,7 @@ inv{T<:Union(Float16,Float32)}(z::Complex{T}) =
 # the first step is to scale variables if appropriate ,then do calculations
 # in a way that avoids over/underflow (subfuncs 1 and 2), then undo the scaling.
 # scaling variable s and other techniques
-# based on arxiv.1210.4539 
+# based on arxiv.1210.4539
 #             a + i*b
 #  p + i*q = ---------
 #             c + i*d
@@ -368,10 +368,10 @@ function expm1(z::Complex)
             Complex(oftype(zr,NaN), oftype(zi,NaN))
         end
     else
-        erm1 = expm1(zr)        
+        erm1 = expm1(zr)
         if zi == 0
             Complex(erm1, zi)
-        else            
+        else
             er = erm1+one(erm1)
             wr = isfinite(er) ? erm1 - 2.0*er*(sin(0.5*zi))^2 : er*cos(zi)
             Complex(wr, er*sin(zi))

base/dSFMT.jl

@@ -19,23 +19,23 @@ end
 
 function dsfmt_get_min_array_size()
     min_array_size = ccall((:dsfmt_get_min_array_size,:libdSFMT),
-                           Int32, 
+                           Int32,
                            ())
 end
 
 const dsfmt_min_array_size = dsfmt_get_min_array_size()
 
 function dsfmt_init_gen_rand(s::DSFMT_state, seed::UInt32)
     ccall((:dsfmt_init_gen_rand,:libdSFMT),
-          Void, 
-          (Ptr{Void}, UInt32,), 
+          Void,
+          (Ptr{Void}, UInt32,),
           s.val, seed)
 end
 
 function dsfmt_init_by_array(s::DSFMT_state, seed::Vector{UInt32})
     ccall((:dsfmt_init_by_array,:libdSFMT),
-          Void, 
-          (Ptr{Void}, Ptr{UInt32}, Int32), 
+          Void,
+          (Ptr{Void}, Ptr{UInt32}, Int32),
           s.val, seed, length(seed))
 end
 

base/darray.jl

@@ -212,9 +212,9 @@ function reshape{T,S<:Array}(A::DArray{T,1,S}, d::Dims)
         for i=1:div(length(B),nr)
             i2 = ind2sub(sztail, i)
             globalidx = [ I[j][i2[j-1]] for j=2:nd ]
-            
+
             a = sub2ind(d, d1offs, globalidx...)
-            
+
             B[:,i] = A[a:(a+nr-1)]
         end
         B
@@ -304,8 +304,8 @@ reduce(f::Function, d::DArray) =
     mapreduce(fetch, f,
               Any[ @spawnat p reduce(f, localpart(d)) for p in procs(d) ])
 
-              
-function map!(f::Callable, d::DArray) 
+
+function map!(f::Callable, d::DArray)
     @sync begin
         for p in procs(d)
             @spawnat p map!(f, localpart(d))

base/datafmt.jl

@@ -67,7 +67,7 @@ function ascii_if_possible(sbuff::AbstractString)
     isascii(sbuff) ? convert(ASCIIString,sbuff) : sbuff
 end
 
-# 
+#
 # Handlers act on events generated by the parser.
 # Parser calls store_cell on the handler to pass events.
 #
@@ -148,7 +148,7 @@ function DLMStore{T,S<:AbstractString}(::Type{T}, dims::NTuple{2,Integer}, has_h
     DLMStore{T,S}(fill(SubString(sbuff,1,0), 1, ncols), Array(T, nrows-hdr_offset, ncols), nrows, ncols, 0, 0, hdr_offset, sbuff, auto, eol, Array(Float64,1))
 end
 
-function store_cell{T,S<:AbstractString}(dlmstore::DLMStore{T,S}, row::Int, col::Int, quoted::Bool, startpos::Int, endpos::Int) 
+function store_cell{T,S<:AbstractString}(dlmstore::DLMStore{T,S}, row::Int, col::Int, quoted::Bool, startpos::Int, endpos::Int)
     drow = row - dlmstore.hdr_offset
 
     ncols = dlmstore.ncols
@@ -190,14 +190,14 @@ function store_cell{T,S<:AbstractString}(dlmstore::DLMStore{T,S}, row::Int, col:
         if fail
             ((T <: Number) && dlmstore.auto) ? throw(TypeError(:store_cell, "", Any, T)) : error("file entry \"$(sval)\" cannot be converted to $T")
         end
-    
+
         dlmstore.lastrow = drow
         dlmstore.lastcol = col
     else
         # fill header
         colval((quoted && ('"' in sval)) ? replace(sval, r"\"\"", "\"") : sval, dlmstore.hdr, 1, col, tmp64)
-    end 
-    
+    end
+
     nothing
 end
 
@@ -321,9 +321,9 @@ colval{T<:Char, S<:AbstractString}(sval::S, cells::Array{T,2}, row::Int, col::In
 colval{S<:AbstractString}(sval::S, cells::Array, row::Int, col::Int, tmp64::Array{Float64,1}) = true
 
 dlm_parse(s::ASCIIString, eol::Char, dlm::Char, qchar::Char, cchar::Char, ign_adj_dlm::Bool, allow_quote::Bool, allow_comments::Bool, skipstart::Int, skipblanks::Bool, dh::DLMHandler) =  begin
-    dlm_parse(s.data, uint8(uint32(eol)), uint8(uint32(dlm)), uint8(uint32(qchar)), uint8(uint32(cchar)), 
+    dlm_parse(s.data, uint8(uint32(eol)), uint8(uint32(dlm)), uint8(uint32(qchar)), uint8(uint32(cchar)),
               ign_adj_dlm, allow_quote, allow_comments, skipstart, skipblanks, dh)
-end 
+end
 
 function dlm_parse{T,D}(dbuff::T, eol::D, dlm::D, qchar::D, cchar::D, ign_adj_dlm::Bool, allow_quote::Bool, allow_comments::Bool, skipstart::Int, skipblanks::Bool, dh::DLMHandler)
     all_ascii = (D <: UInt8) || (isascii(eol) && isascii(dlm) && (!allow_quote || isascii(qchar)) && (!allow_comments || isascii(cchar)))
@@ -388,7 +388,7 @@ function dlm_parse{T,D}(dbuff::T, eol::D, dlm::D, qchar::D, cchar::D, ign_adj_dl
                     state = (allow_quote && !was_cr) ? 1 : 2
                     expct_col = false
                 elseif is_dlm
-                    if !ign_adj_dlm 
+                    if !ign_adj_dlm
                         expct_col = true
                         col += 1
                         store_cell(dh, nrows+1, col, false, col_start_idx, idx-2)
@@ -397,7 +397,7 @@ function dlm_parse{T,D}(dbuff::T, eol::D, dlm::D, qchar::D, cchar::D, ign_adj_dl
                 elseif is_eol
                     if (col > 0) || !skipblanks
                         nrows += 1
-                        if expct_col 
+                        if expct_col
                             col += 1
                             store_cell(dh, nrows, col, false, col_start_idx, idx - (was_cr ? 3 : 2))
                         end
@@ -478,7 +478,7 @@ function dlm_parse{T,D}(dbuff::T, eol::D, dlm::D, qchar::D, cchar::D, ign_adj_dl
         end
     end
     !isempty(error_str) && error(error_str)
-    
+
     return (nrows, ncols)
 end
 

base/dates/accessors.jl

@@ -7,12 +7,12 @@ function yearmonthday(days)
 end
 function year(days)
    z = days + 306; h = 100z - 25; a = fld(h,3652425); b = a - fld(a,4);
-   y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153); 
+   y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153);
    return m > 12 ? y+1 : y
 end
 function yearmonth(days)
     z = days + 306; h = 100z - 25; a = fld(h,3652425); b = a - fld(a,4);
-    y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153); 
+    y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153);
     return m > 12 ? (y+1,m-12) : (y,m)
 end
 function month(days)
@@ -27,7 +27,7 @@ function monthday(days)
 end
 function day(days)
     z = days + 306; h = 100z - 25; a = fld(h,3652425); b = a - fld(a,4);
-    y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153); 
+    y = fld(100b+h,36525); c = b + z - 365y - fld(y,4); m = div(5c+456,153);
     return c - div(153m-457,5)
 end
 # https://en.wikipedia.org/wiki/Talk:ISO_week_date#Algorithms

base/dates/adjusters.jl

@@ -22,7 +22,7 @@ lastdayofweek(dt::DateTime) = DateTime(lastdayofweek(Date(dt)))
 
 firstdayofmonth(dt::Date) = Date(UTD(value(dt)-day(dt)+1))
 firstdayofmonth(dt::DateTime) = DateTime(firstdayofmonth(Date(dt)))
-function lastdayofmonth(dt::Date) 
+function lastdayofmonth(dt::Date)
     y,m,d = yearmonthday(dt)
     return Date(UTD(value(dt)+daysinmonth(y,m)-d))
 end

base/dates/arithmetic.jl

@@ -37,25 +37,25 @@ monthwrap(m1,m2) = (v = mod1(m1+m2,12); return v < 0 ? 12 + v : v)
 # the resulting year with wraparound behavior (i.e. 2000-12 + 1 == 2001)
 yearwrap(y,m1,m2) = y + fld(m1 + m2 - 1,12)
 
-function (+)(dt::DateTime,z::Month) 
+function (+)(dt::DateTime,z::Month)
     y,m,d = yearmonthday(dt)
     ny = yearwrap(y,m,value(z))
     mm = monthwrap(m,value(z)); ld = daysinmonth(ny,mm)
     return DateTime(ny,mm,d <= ld ? d : ld,hour(dt),minute(dt),second(dt),millisecond(dt))
 end
-function (+)(dt::Date,z::Month) 
+function (+)(dt::Date,z::Month)
     y,m,d = yearmonthday(dt)
     ny = yearwrap(y,m,value(z))
     mm = monthwrap(m,value(z)); ld = daysinmonth(ny,mm)
     return Date(ny,mm,d <= ld ? d : ld)
 end
-function (-)(dt::DateTime,z::Month) 
+function (-)(dt::DateTime,z::Month)
     y,m,d = yearmonthday(dt)
     ny = yearwrap(y,m,-value(z))
     mm = monthwrap(m,-value(z)); ld = daysinmonth(ny,mm)
     return DateTime(ny,mm,d <= ld ? d : ld,hour(dt),minute(dt),second(dt),millisecond(dt))
 end
-function (-)(dt::Date,z::Month) 
+function (-)(dt::Date,z::Month)
     y,m,d = yearmonthday(dt)
     ny = yearwrap(y,m,-value(z))
     mm = monthwrap(m,-value(z)); ld = daysinmonth(ny,mm)