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| author | Neeraj Singh <neerajdotname@gmail.com> | 2010-06-25 10:07:09 -0400 |
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| committer | Neeraj Singh <neerajdotname@gmail.com> | 2010-06-25 10:07:09 -0400 |
| commit | a2242a608e5c3057ec46ddffdd983d94780f90f6 (patch) | |
| tree | f6a35a22fa2cadf99e9c27979f02437d28c4ff67 /railties/guides/source/routing.textile | |
| parent | 0758d49300ea4c19c813ffd90854719379f6771c (diff) | |
| download | rails-a2242a608e5c3057ec46ddffdd983d94780f90f6.tar.gz rails-a2242a608e5c3057ec46ddffdd983d94780f90f6.tar.bz2 rails-a2242a608e5c3057ec46ddffdd983d94780f90f6.zip | |
regexp anchors can't be in route constraints
Diffstat (limited to 'railties/guides/source/routing.textile')
| -rw-r--r-- | railties/guides/source/routing.textile | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/railties/guides/source/routing.textile b/railties/guides/source/routing.textile index 3f6bb66ee5..fe0e2f7d40 100644 --- a/railties/guides/source/routing.textile +++ b/railties/guides/source/routing.textile @@ -444,6 +444,12 @@ This route would match URLs such as +/photo/A12345+. You can more succinctly exp match 'photo/:id' => 'photos#show', :id => /[A-Z]\d{5}/ </ruby> ++:constraints+ takes regular expression. However note that regexp anchors can't be used within constraints. For example following route will not work: + +<ruby> +match '/:id' => 'videos#show', :constraints => {:id => /^\d/} +</ruby> + h4. Request-Based Constraints You can also constrain a route based on any method on the <a href="action_controller_overview.html#the-request-object">Request</a> object that returns a +String+. |