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Added breakpoint retries on rescue screens

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@103 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
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commit 1b7ea2a50ea2557a30abc04167c1bb13fe0c934a 1 parent bf0e37b
@dhh dhh authored
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24 actionpack/lib/action_controller/rescue.rb
@@ -74,6 +74,30 @@ def perform_action_with_rescue #:nodoc:
begin
perform_action_without_rescue
rescue => exception
+ if defined?(Breakpoint) and @params["BP-RETRY"] then
+ msg = exception.backtrace.first
+ if md = /^(.+?):(\d+)(?::in `(.+)')?$/.match(msg) then
+ origin_file, origin_line = md[1], md[2].to_i
+
+ set_trace_func(lambda do |type, file, line, method, context, klass|
+ if file == origin_file and line == origin_line then
+ set_trace_func(nil)
+ @params["BP-RETRY"] = false
+
+ callstack = caller
+ callstack.slice!(0) if callstack.first["rescue.rb"]
+ file, line, method = *callstack.first.match(/^(.+?):(\d+)(?::in `(.*?)')?/).captures
+
+ message = "Exception at #{file}:#{line}#{" in `#{method}'" if method}."
+
+ Breakpoint.handle_breakpoint(context, message, file, line)
+ end
+ end)
+
+ retry
+ end
+ end
+
rescue_action(exception)
end
end
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2  actionpack/lib/action_controller/templates/rescues/_request_and_response.rhtml
@@ -1,3 +1,5 @@
+<% if defined?(Breakpoint) then %><a href="?BP-RETRY=1">Retry with Breakpoint</a><% end %>
+
<%
request_parameters_without_action = @request.parameters.clone
request_parameters_without_action.delete("action")
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