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| author | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2013-09-24 14:11:39 -0300 |
|---|---|---|
| committer | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2013-09-24 14:13:51 -0300 |
| commit | 9357e5e383ec34182e2cbaf146d92efc2cc988ec (patch) | |
| tree | ea745c231c3d8b657ed4098b4391b7b4b80bc957 | |
| parent | 3f79a7716d195d8b3196b3d29e0e29ba539fe9d4 (diff) | |
| download | rails-9357e5e383ec34182e2cbaf146d92efc2cc988ec.tar.gz rails-9357e5e383ec34182e2cbaf146d92efc2cc988ec.tar.bz2 rails-9357e5e383ec34182e2cbaf146d92efc2cc988ec.zip | |
Use join to concat the both side of the AST
Onf of the sides can be nil and it will raise a Conversion error
| -rw-r--r-- | actionpack/lib/action_dispatch/journey/visitors.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/journey/visitors.rb b/actionpack/lib/action_dispatch/journey/visitors.rb index 1fea8344e7..fdcdda6977 100644 --- a/actionpack/lib/action_dispatch/journey/visitors.rb +++ b/actionpack/lib/action_dispatch/journey/visitors.rb @@ -110,10 +110,11 @@ module ActionDispatch def visit_CAT(node, optional) left = visit(node.left, optional) right = visit(node.right, optional) + if optional && !(right && left) "" else - left + right + [left, right].join end end |