84 lines
1.6 KiB
Ruby
84 lines
1.6 KiB
Ruby
require 'json'
|
|
|
|
class Semlogger < ::Logger
|
|
def initialize logdev = nil, *a, &e
|
|
case logdev
|
|
when String, nil then logdev = ::Semlogger::Writer.new logdev
|
|
end
|
|
@level, @data, @tags, @logdev = DEBUG, {}, [], logdev
|
|
end
|
|
|
|
def tagged tags, &e
|
|
@tags += tags
|
|
tags = tags.size
|
|
yield
|
|
ensure
|
|
tags.times { @tags.pop }
|
|
end
|
|
|
|
def add severity, message = nil, progname = nil, &block
|
|
severity ||= UNKNOWN
|
|
if @logdev.nil? or severity < @level
|
|
return true
|
|
end
|
|
progname ||= @progname
|
|
if message.nil?
|
|
if block_given?
|
|
message = yield
|
|
else
|
|
message = progname
|
|
progname = @progname
|
|
end
|
|
end
|
|
@logdev.add severity, Time.new, progname, format_data( @data), format_tags( @tags), format_msg( message)
|
|
end
|
|
|
|
def format_msg msg
|
|
case msg
|
|
when Numeric, true, false, nil then [:const, msg]
|
|
when String then [:str, msg]
|
|
when Exception then [:exception, msg.class.name, msg.message.to_s, msg.backtrace]
|
|
else [:obj, msg]
|
|
end
|
|
end
|
|
|
|
def format_obj obj
|
|
case obj
|
|
when Proc then obj.call
|
|
else obj
|
|
end
|
|
end
|
|
|
|
def format_tags tags
|
|
tags = tags ? tags.dup : []
|
|
tags.map &method( :format_obj)
|
|
end
|
|
|
|
def format_data data
|
|
data = data ? data.dup : {}
|
|
data.each {|k,v| data[k] = format_obj v }
|
|
end
|
|
|
|
def data data, &e
|
|
@data.update data
|
|
keys = data.keys
|
|
yield
|
|
ensure
|
|
keys.each &data.method( :delete)
|
|
end
|
|
|
|
def caller &e
|
|
data caller: Kernel.method(:caller), &e
|
|
end
|
|
|
|
def thread &e
|
|
data thread: Proc.new { Thread.current.object_id }, &e
|
|
end
|
|
end
|
|
|
|
require 'semlogger/rotate'
|
|
require 'semlogger/multiplex'
|
|
require 'semlogger/rack'
|
|
require 'semlogger/filter'
|
|
require 'semlogger/writer'
|