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Exceptions now in an exceptions module

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1 parent a6e803b commit 01a4bc84b8787df74d54147a0cf564df75e87970 Yehuda Katz + Carl Lerche committed Jun 16, 2009
Showing with 58 additions and 0 deletions.
  1. +58 −0 actionpack/lib/action_controller/base/exceptions.rb
@@ -0,0 +1,58 @@
+module ActionController
+ class ActionControllerError < StandardError #:nodoc:
+ end
+
+ class SessionRestoreError < ActionControllerError #:nodoc:
+ end
+
+ class RenderError < ActionControllerError #:nodoc:
+ end
+
+ class RoutingError < ActionControllerError #:nodoc:
+ attr_reader :failures
+ def initialize(message, failures=[])
+ super(message)
+ @failures = failures
+ end
+ end
+
+ class MethodNotAllowed < ActionControllerError #:nodoc:
+ attr_reader :allowed_methods
+
+ def initialize(*allowed_methods)
+ super("Only #{allowed_methods.to_sentence(:locale => :en)} requests are allowed.")
+ @allowed_methods = allowed_methods
+ end
+
+ def allowed_methods_header
+ allowed_methods.map { |method_symbol| method_symbol.to_s.upcase } * ', '
+ end
+
+ def handle_response!(response)
+ response.headers['Allow'] ||= allowed_methods_header
+ end
+ end
+
+ class NotImplemented < MethodNotAllowed #:nodoc:
+ end
+
+ class UnknownController < ActionControllerError #:nodoc:
+ end
+
+ class MissingFile < ActionControllerError #:nodoc:
+ end
+
+ class RenderError < ActionControllerError #:nodoc:
+ end
+
+ class SessionOverflowError < ActionControllerError #:nodoc:
+ DEFAULT_MESSAGE = 'Your session data is larger than the data column in which it is to be stored. You must increase the size of your data column if you intend to store large data.'
+
+ def initialize(message = nil)
+ super(message || DEFAULT_MESSAGE)
+ end
+ end
+
+ class UnknownHttpMethod < ActionControllerError #:nodoc:
+ end
+end

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