Class: Build::CompactFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/build/logger.rb

Instance Method Summary collapse

Constructor Details

#initialize(verbose: true) ⇒ CompactFormatter

Returns a new instance of CompactFormatter.



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# File 'lib/build/logger.rb', line 26

def initialize(verbose: true)
	@start = Time.now
	@verbose = verbose
end

Instance Method Details

#call(severity, datetime, progname, message) ⇒ Object 



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# File 'lib/build/logger.rb', line 81

def call(severity, datetime, progname, message)
	buffer = []
	prefix = ""
	
	if @verbose
		prefix = time_offset_prefix
		buffer << Rainbow(prefix).cyan + ": "
		prefix = " " * (prefix.size) + "| " 
	end
	
	if progname == 'shell' and message.kind_of? Array
		format_command(message, buffer)
	elsif message.kind_of? Exception
		format_exception(message, buffer)
	else
		buffer << message << "\n"
	end
	
	result = buffer.join
	
	# This fancy regex indents lines correctly depending on the prefix:
	result.gsub!(/\n(?!$)/, "\n#{prefix}") unless prefix.empty?
	
	return result
end

#chdir_string(options) ⇒ Object 



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# File 'lib/build/logger.rb', line 43

def chdir_string(options)
	if options[:chdir]
		" in #{options[:chdir]}"
	else
		""
	end
end

#format_command(arguments, buffer) ⇒ Object 



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# File 'lib/build/logger.rb', line 51

def format_command(arguments, buffer)
	arguments = arguments.dup
	
	environment = arguments.first.is_a?(Hash) ? arguments.shift : nil
	options = arguments.last.is_a?(Hash) ? arguments.pop : nil
	
	arguments = arguments.flatten.collect(&:to_s)
	
	buffer << Rainbow(arguments.join(' ')).bright.blue
	
	if options
		buffer << chdir_string(options)
	end
	
	buffer << "\n"
	
	# if environment
	# 	environment.each do |key,value|
	# 		buffer << "\texport #{key}=#{value.dump}\n"
	# 	end
	# end
end

#format_exception(exception, buffer) ⇒ Object 



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# File 'lib/build/logger.rb', line 74

def format_exception(exception, buffer)
	buffer << Rainbow("#{exception.class}: #{exception}").bright.red << "\n"
	exception.backtrace.each do |line|
		buffer << "\t" << Rainbow(line).red << "\n"
	end
end

#time_offset_prefix ⇒ Object 



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# File 'lib/build/logger.rb', line 31

def time_offset_prefix
	offset = Time.now - @start
	minutes = (offset/60).floor
	seconds = (offset - (minutes*60))
	
	if minutes > 0
		"#{minutes}m#{seconds.floor}s"
	else
		"#{seconds.round(2)}s"
	end.rjust(6)
end