Froze rails gems

[depot.git] / vendor / rails / activesupport / lib / active_support / core_ext / logger.rb

diff --git a/vendor/rails/activesupport/lib/active_support/core_ext/logger.rb b/vendor/rails/activesupport/lib/active_support/core_ext/logger.rb
new file mode 100644 (file)
index 0000000..c622554
--- /dev/null
+++ b/vendor/rails/activesupport/lib/active_support/core_ext/logger.rb
@@ -0,0 +1,143 @@
+# Adds the 'around_level' method to Logger.
+
+class Logger
+  def self.define_around_helper(level)
+    module_eval <<-end_eval
+      def around_#{level}(before_message, after_message, &block)
+        self.#{level}(before_message)
+        return_value = block.call(self)
+        self.#{level}(after_message)
+        return return_value
+      end
+    end_eval
+  end
+  [:debug, :info, :error, :fatal].each {|level| define_around_helper(level) }
+end
+
+
+require 'logger'
+
+# Extensions to the built in Ruby logger.
+#
+# If you want to use the default log formatter as defined in the Ruby core, then you
+# will need to set the formatter for the logger as in:
+#
+#   logger.formatter = Formatter.new
+#
+# You can then specify the datetime format, for example:
+#
+#   logger.datetime_format = "%Y-%m-%d"
+#
+# Note: This logger is deprecated in favor of ActiveSupport::BufferedLogger
+class Logger
+  # Set to false to disable the silencer
+  cattr_accessor :silencer
+  self.silencer = true
+
+  # Silences the logger for the duration of the block.
+  def silence(temporary_level = Logger::ERROR)
+    if silencer
+      begin
+        old_logger_level, self.level = level, temporary_level
+        yield self
+      ensure
+        self.level = old_logger_level
+      end
+    else
+      yield self
+    end
+  end
+
+  alias :old_datetime_format= :datetime_format=
+  # Logging date-time format (string passed to +strftime+). Ignored if the formatter
+  # does not respond to datetime_format=.
+  def datetime_format=(datetime_format)
+    formatter.datetime_format = datetime_format if formatter.respond_to?(:datetime_format=)
+  end
+
+  alias :old_datetime_format :datetime_format
+  # Get the logging datetime format. Returns nil if the formatter does not support
+  # datetime formatting.
+  def datetime_format
+    formatter.datetime_format if formatter.respond_to?(:datetime_format)
+  end
+
+  alias :old_formatter :formatter if method_defined?(:formatter)
+  # Get the current formatter. The default formatter is a SimpleFormatter which only
+  # displays the log message
+  def formatter
+    @formatter ||= SimpleFormatter.new
+  end
+
+  unless const_defined? :Formatter
+    class Formatter
+      Format = "%s, [%s#%d] %5s -- %s: %s\n"
+
+      attr_accessor :datetime_format
+
+      def initialize
+        @datetime_format = nil
+      end
+
+      def call(severity, time, progname, msg)
+        Format % [severity[0..0], format_datetime(time), $$, severity, progname,
+        msg2str(msg)]
+      end
+
+      private
+        def format_datetime(time)
+          if @datetime_format.nil?
+            time.strftime("%Y-%m-%dT%H:%M:%S.") << "%06d " % time.usec
+          else
+            time.strftime(@datetime_format)
+          end
+        end
+
+        def msg2str(msg)
+          case msg
+          when ::String
+            msg
+          when ::Exception
+            "#{ msg.message } (#{ msg.class })\n" <<
+            (msg.backtrace || []).join("\n")
+          else
+            msg.inspect
+          end
+        end
+    end
+  end
+
+  # Simple formatter which only displays the message.
+  class SimpleFormatter < Logger::Formatter
+    # This method is invoked when a log event occurs
+    def call(severity, timestamp, progname, msg)
+      "#{String === msg ? msg : msg.inspect}\n"
+    end
+  end
+
+  private
+    alias old_format_message format_message
+
+    # Ruby 1.8.3 transposed the msg and progname arguments to format_message.
+    # We can't test RUBY_VERSION because some distributions don't keep Ruby
+    # and its standard library in sync, leading to installations of Ruby 1.8.2
+    # with Logger from 1.8.3 and vice versa.
+    if method_defined?(:formatter=)
+      def format_message(severity, timestamp, progname, msg)
+        formatter.call(severity, timestamp, progname, msg)
+      end
+    else
+      def format_message(severity, timestamp, msg, progname)
+        formatter.call(severity, timestamp, progname, msg)
+      end
+
+      attr_writer :formatter
+      public :formatter=
+
+      alias old_format_datetime format_datetime
+      def format_datetime(datetime) datetime end
+
+      alias old_msg2str msg2str
+      def msg2str(msg) msg end
+    end
+end