format files

src/args.jl

@@ -1748,20 +1748,17 @@ function slice_arg!(
     remove_pair::Bool,
 )
     v = get(plotattributes_in, k, plotattributes_out[k])
-    plotattributes_out[k] =
+    plotattributes_out[k] = if haskey(plotattributes_in, k) && !(k in _plot_args)
-        if haskey(plotattributes_in, k) &&
+        if typeof(v) <: AMat && !isempty(v)
-           !(k in _plot_args)
+            slice_arg(v, idx)
-           if typeof(v) <: AMat &&
+        elseif typeof(v) <: NTuple{2,AMat}
-           !isempty(v)
+            (slice_arg(v[1], idx), slice_arg(v[2], idx))
-                slice_arg(v, idx)
-            elseif typeof(v) <: NTuple{2, AMat}
-                (slice_arg(v[1], idx), slice_arg(v[2], idx))
-            else
-                v
-            end
         else
             v
         end
+    else
+        v
+    end
     if remove_pair
         RecipesPipeline.reset_kw!(plotattributes_in, k)
     end

test/test_pipeline.jl

@@ -32,6 +32,7 @@ end
             @test plot(data4; NamedTuple{tuple(attribute)}(Ref(mat))...)[1][i][attribute] ==
                   [2(i - 1) + 1, 2i]
         end
-        @test plot(data4, ribbon = (mat, mat))[1][i][:ribbon] == ([2(i - 1) + 1, 2i], [2(i - 1) + 1, 2i])
+        @test plot(data4, ribbon = (mat, mat))[1][i][:ribbon] ==
+              ([2(i - 1) + 1, 2i], [2(i - 1) + 1, 2i])
     end
 end