updated spaces

src/community/rich_club.jl

@@ -1,20 +1,20 @@
 """
-    rich_club(g,k)
+    rich_club(g, k)
 
 Return the non-normalised [rich-club coefficient](https://en.wikipedia.org/wiki/Rich-club_coefficient) of graph `g`,
 with degree cut-off `k`.
 
 ```jldoctest
 julia> using LightGraphs
 julia> g = star_graph(5)
-julia> rich_club(g,1)
+julia> rich_club(g, 1)
 0.4
 ```
 """
-function rich_club(g::AbstractGraph{T},k::Int) where T
+function rich_club(g::AbstractGraph{T}, k::Int) where T
     E = zero(T)
     for e in edges(g)
-        if (outdegree(g,src(e)) >= k) && (indegree(g,dst(e)) >= k )
+        if (outdegree(g, src(e)) >= k) && (indegree(g, dst(e)) >= k )
             E +=1
         end
     end

test/community/rich_club.jl

@@ -1,17 +1,17 @@
 
 @testset "Rich club coefficient" begin
     @testset "Small graphs" for _n in 5:10
-        @test @inferred rich_club(star_graph(_n),1) ≈ 2 / _n
-        @test @inferred rich_club(DiGraph(star_graph(_n)),1) ≈ 2 / _n
+        @test @inferred rich_club(star_graph(_n), 1) ≈ 2 / _n
+        @test @inferred rich_club(DiGraph(star_graph(_n)), 1) ≈ 2 / _n
     end
     @testset "Directed ($seed)" for seed in [1, 2, 3], (n, ne) in [(14, 18), (10, 22), (7, 16)]
         g = erdos_renyi(n, ne; is_directed=true, seed=seed)
-        _r = rich_club(g,1)
-        @test @inferred rich_club(g,1) > 0.
+        _r = rich_club(g, 1)
+        @test @inferred rich_club(g, 1) > 0.
     end
     @testset "Undirected ($seed)" for seed in [1, 2, 3], (n, ne) in [(14, 18), (10, 22), (7, 16)]
         g = erdos_renyi(n, ne; is_directed=false, seed=seed)
-        _r = rich_club(g,1)
-        @test @inferred rich_club(g,1) > 0.
+        _r = rich_club(g, 1)
+        @test @inferred rich_club(g, 1) > 0.
     end
 end