module Semantic # My Custom colorized formatter class BasicFormatter < SemanticLogger::Formatters::Color ANSI_REVERSED_WARNING = "\e[0;30;43m".freeze ANSI_REVERSED_ERROR = "\e[1;30;41m".freeze ANSI_GRAY = "\e[90m".freeze def initialize super(time_format: '%H:%M:%S', color_map: ColorMap.new( debug: ANSI_GRAY, info: SemanticLogger::AnsiColors::GREEN, warn: SemanticLogger::AnsiColors::YELLOW )) @time_format = nil if File.exist?(File.join(Rails.root, 'Procfile.dev')) end def time "#{color}#{format_time(log.time)}#{color_map.clear}" if time_format end def message return unless log.message prefix = "#{color}--#{color_map.clear}" case log.level when :info message = log.message message = message&.rstrip if log.name == 'Rails' && message.starts_with?('Completed') if log.name == 'Rails' && message.starts_with?('Started') message = message.split('for')[0] puts '' if Rails.env.development? end if log.name == 'Rails' || log.name == 'ActionView::Base' "#{prefix} #{ANSI_GRAY}#{message}#{color_map.clear}" else "#{prefix} #{SemanticLogger::AnsiColors::WHITE}#{message}#{color_map.clear}" end when :warn "#{prefix} #{ANSI_REVERSED_WARNING}#{log.message}#{color_map.clear}" when :error, :fatal "#{prefix} #{ANSI_REVERSED_ERROR}#{log.message}#{color_map.clear}" else "#{prefix} #{color}#{log.message}#{color_map.clear}" end end def tags; end def process_info fname = file_name_and_line "#{color}[#{fname}]#{color_map.clear}" if fname end def exception return unless log.exception root_path = Rails.root.to_s backtrace = log.exception.backtrace.select do |line| line.starts_with?(root_path) end if backtrace.count.positive? "-- #{ANSI_REVERSED_ERROR}#{log.exception.class}#{color_map.clear} #{color}#{log.exception.message}#{color_map.clear}#{SemanticLogger::AnsiColors::WHITE}\n\t#{backtrace.join("\n\t")}#{color_map.clear}\n\n" else "-- #{ANSI_REVERSED_ERROR}#{log.exception.class}: #{log.exception.message}#{color_map.clear}\n\n" end end def call(log, logger) self.color = color_map[log.level] self.log = log self.logger = logger if @time_format [time, level, process_info, tags, named_tags, duration, name, message, payload, exception].compact.join(' ') else [tags, named_tags, duration, name, message, payload, exception].compact.join(' ') end end end end