reenable release tests, remove trailing whitespace

Author: simonbyrne

.travis.yml

@@ -4,15 +4,25 @@ compiler:
 notifications:
   email: false
 env:
-  matrix: 
-#    - JULIAVERSION="juliareleases" 
-    - JULIAVERSION="julianightlies" 
+  matrix:
+    - JULIAVERSION="juliareleases"
+    - JULIAVERSION="julianightlies"
 before_install:
   - sudo add-apt-repository ppa:staticfloat/julia-deps -y
   - sudo add-apt-repository ppa:staticfloat/${JULIAVERSION} -y
   - sudo apt-get update -qq -y
   - sudo apt-get install libpcre3-dev julia -y
 script:
+  - if git --no-pager grep --color -n --full-name ' $' -- .; then
+      echo "Error trailing whitespace found in source file(s)";
+      echo "";
+      echo "This can often be fixed with:";
+      echo "    git rebase --whitespace=fix HEAD~1";
+      echo "or";
+      echo "    git rebase --whitespace=fix master";
+      echo "and then a forced push of the correct branch";
+      exit 1;
+    fi
   - julia -e 'Pkg.init(); run(`ln -s $(pwd()) $(Pkg.dir("KernelDensity"))`); Pkg.pin("KernelDensity"); Pkg.resolve()'
   - julia -e 'using KernelDensity; @assert isdefined(:KernelDensity); @assert typeof(KernelDensity) === Module'
   - julia test/runtests.jl

src/univariate.jl

@@ -86,7 +86,7 @@ function tabulate(data::RealVector, midpoints::Range)
         end
     end
 
-    # returns an un-convolved KDE    
+    # returns an un-convolved KDE
     UnivariateKDE(midpoints, grid)
 end
 
@@ -126,7 +126,7 @@ end
 
 function kde(data::RealVector, dist::UnivariateDistribution;
              boundary::(Real,Real)=kde_boundary(data,std(dist)), npoints::Int=2048)
-    
+
     midpoints = kde_range(boundary,npoints)
     kde(data,midpoints,dist)
 end

test/bivariate.jl

@@ -21,10 +21,10 @@ for X in ([0.0], [0.0,0.0], [0.0,0.5], [-0.5:0.1:0.5])
     w = default_bandwidth(X)
     @test w > 0
     lo, hi = kde_boundary(X,w)
-    @test lo < hi    
+    @test lo < hi
     kr = kde_range((lo,hi), 10)
-    @test step(kr) > 0    
-    
+    @test step(kr) > 0
+
     for D in (Normal, )
         k1 = tabulate((X,X),(r,r))
         @test isa(k1,BivariateKDE)
@@ -43,7 +43,7 @@ for X in ([0.0], [0.0,0.0], [0.0,0.5], [-0.5:0.1:0.5])
         @test size(k3.density) == (length(k3.x), length(k3.y))
         @test all(k3.density .>= 0.0)
         @test_approx_eq sum(k3.density)*step(k3.x)*step(k3.y) 1.0
-        
+
         k4 = kde((X,X),(r,r);kernel=D)
         @test isa(k4,BivariateKDE)
         @test size(k4.density) == (length(k4.x), length(k4.y))

test/univariate.jl

@@ -18,10 +18,10 @@ for X in ([0.0], [0.0,0.0], [0.0,0.5], [-0.5:0.1:0.5])
     w = default_bandwidth(X)
     @test w > 0
     lo, hi = kde_boundary(X,w)
-    @test lo < hi    
+    @test lo < hi
     kr = kde_range((lo,hi), 10)
-    @test step(kr) > 0    
-    
+    @test step(kr) > 0
+
     for D in (Normal, )
         k1 = tabulate(X,r)
         @test isa(k1,UnivariateKDE)
@@ -40,7 +40,7 @@ for X in ([0.0], [0.0,0.0], [0.0,0.5], [-0.5:0.1:0.5])
         @test length(k3.density) == length(k3.x)
         @test all(k3.density .>= 0.0)
         @test_approx_eq sum(k3.density)*step(k3.x) 1.0
-        
+
         k4 = kde(X,r;kernel=D)
         @test isa(k4,UnivariateKDE)
         @test length(k4.density) == length(k4.x)