format

Author: nmheim

src/rulesets/Base/arraymath.jl

@@ -438,11 +438,11 @@ end
 ##### Subtraction
 #####
 
-frule((_, Δx, Δy), ::typeof(-), x::AbstractArray, y::AbstractArray) = x-y, Δx-Δy
+frule((_, Δx, Δy), ::typeof(-), x::AbstractArray, y::AbstractArray) = x - y, Δx - Δy
 
 function rrule(::typeof(-), x::AbstractArray, y::AbstractArray)
     subtract_pullback(dy) = (NoTangent(), dy, -dy)
-    return x-y, subtract_pullback
+    return x - y, subtract_pullback
 end
 
 #####

test/rulesets/Base/arraymath.jl

@@ -223,6 +223,6 @@
         @gpu test_frule(-, randn(2), randn(2))
         # rev
         @gpu test_rrule(-, randn(4, 4), randn(4, 4))
-        @gpu test_rrule(-, randn(3), randn(3,1))
+        @gpu test_rrule(-, randn(3), randn(3, 1))
     end
 end