added Exceptional.rescue for handling exceptions outside the request …

…processing loop.

lib/exceptional.rb

@@ -2,7 +2,7 @@
 
 require 'exceptional/catcher'
 require 'exceptional/startup'
-require 'exceptional/logger'
+require 'exceptional/log_factory'
 require 'exceptional/config'
 require 'exceptional/exception_data'
 require 'exceptional/remote'
@@ -13,6 +13,15 @@ module Exceptional
   CLIENT_NAME = 'getexceptional-rails-plugin'
 
   def self.logger
-    ::Exceptional::Logger.logger
+    ::Exceptional::LogFactory.logger
+  end
+
+  def self.rescue(&block)
+    begin
+      block.call
+    rescue Exception => e
+      Exceptional::Catcher.handle(e)
+      raise(e)
+    end
   end
 end

lib/exceptional/catcher.rb

@@ -1,7 +1,7 @@
 module Exceptional
   class Catcher
     class << self
-      def handle(exception, controller, request)
+      def handle(exception, controller=nil, request=nil)
         data = ExceptionData.new(exception, controller, request)
         Remote.error(data.to_json)
       end

lib/exceptional/logger.rb → lib/exceptional/log_factory.rb

@@ -1,7 +1,7 @@
 require 'logger'
 
 module Exceptional
-  class Logger
+  class LogFactory
     def self.logger
       @logger ||= create_logger_with_fallback
     end
@@ -12,8 +12,8 @@ def self.create_logger_with_fallback
         log_dir = File.join(Config.application_root, 'log')
         Dir.mkdir(log_dir) unless File.directory?(log_dir)
         log_path = File.join(log_dir, "/exceptional.log")
-        log = ::Logger.new(log_path)
-        log.level = ::Logger::INFO
+        log = Logger.new(log_path)
+        log.level = Logger::INFO
         def log.format_message(severity, timestamp, progname, msg)
           "[#{severity.upcase}] (#{[Kernel.caller[2].split('/').last]}) #{timestamp.utc.to_s} - #{msg2str(msg).gsub(/\n/, '').lstrip}\n"
         end

spec/exceptional_rescue_spec.rb

@@ -0,0 +1,17 @@
+require File.dirname(__FILE__) + '/spec_helper'
+
+context 'resuce errors from within a block' do
+  class FunkyException < StandardError; end
+  it "send them to catcher and reraise" do
+    to_raise = FunkyException.new
+    Exceptional::Catcher.should_receive(:handle).with(to_raise)
+    begin
+      Exceptional.rescue do
+        raise to_raise
+      end
+      fail "expected to raise"
+    rescue FunkyException => e
+      e.should == to_raise
+    end
+  end
+end