- Zip2 iterator fix

jiahao · Jun 22, 2014 · 09d1419 · 09d1419
1 parent b6ebf91
commit 09d1419
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/base/iterator.jl b/base/iterator.jl
@@ -53,8 +53,11 @@ zip(a, b) = Zip2(a, b)
 
 length(z::Zip2) = min(length(z.a), length(z.b))
 start(z::Zip2) = (start(z.a), start(z.b))
-next(z::Zip2, st) = ((next(z.a,st[1])[1], next(z.b,st[2])[1]),
- (next(z.a,st[1])[2], next(z.b,st[2])[2]))
+function next(z::Zip2, st) 
+ n1 = next(z.a,st[1])
+ n2 = next(z.b,st[2])
+ return ((n1[1], n2[1]), (n1[2], n2[2]))
+end
 done(z::Zip2, st) = done(z.a,st[1]) | done(z.b,st[2])
 
 eltype(z::Zip2) = (eltype(z.a), eltype(z.b))