class Falcon::Command::Supervisor::Metrics

Implements the ‘falcon supervisor metrics` command.

def call(stream)

Send the metrics message to the supervisor and print the results. 
def call(stream)
	stream.puts({please: 'metrics'}.to_json, separator: "\0")
	response = JSON.parse(stream.gets("\0"), symbolize_names: true)
	
	$stdout.puts response
end