Merge pull request #15 from docopt/itersize

add the iteratorsize trait (close #14)
docopt · Jul 21, 2016 · 8946cce · 8946cce
2 parents 9ec380a + 3bf97db
commit 8946cce
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/DocOpt.jl b/src/DocOpt.jl
@@ -124,6 +124,12 @@ type Tokens
     end
 end
 
+if VERSION > v"0.5-"
+    function Base.iteratorsize(::Tokens)
+        return Base.SizeUnknown()
+    end
+end
+
 name(pattern::LeafPattern) = pattern.name
 name(o::Option) = o.long !== nothing ? o.long : o.short