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require 'rubygems'
require 'isna'
require 'logger'
module Cobalt
class Console
attr_accessor :keep_in_buffer, :separator_length
def initialize( options = {} )
@indent = 0
@loggers = options[:loggers] || [::Logger.new(STDOUT)]
@keep_in_buffer = false
@temporal_buffer = []
@separator_length = 120
@color = :white
end
def add_logger logger
@loggers << logger
end
def remove_logger logger
@loggers = @loggers - [logger]
end
def release_buffer
@keep_in_buffer = false
@temporal_buffer.each do |line|
@loggers.each { |logger| logger.info(line) }
end
@temporal_buffer = []
nil
end
def log(*objects)
objects.each do |object|
the_string = object.to_s
the_string = the_string.to_ansi.send(@color).to_s
the_string = the_string.gsub(/^/, ' ' * @indent)
@loggers.each do |logger|
if @keep_in_buffer
@temporal_buffer << the_string
next
end
logger.info the_string
end
end
self
end
def pp(*objects)
dump = ""
if objects.size > 1
PP.pp(objects, dump)
else
PP.pp(objects.first, dump)
end
log(dump)
end
def notice(*objects)
color(:cyan) { log(*objects) }
end
def warn(*objects)
color(:yellow) { log(*objects) }
end
def error(*objects)
color(:red) { log(*objects) }
end
def separator(type = '-')
log((type * (@separator_length - @indent)))
end
def space(lines = 1)
lines.times { self.log('') }
self
end
def indent
if block_given?
@indent = @indent + 2
yield
@indent = @indent - 2
else
@indent = @indent + 2
end
self
end
def outdent
@indent = @indent - 2
self
end
def color(symbol)
if block_given?
old = @color
@color = symbol
yield
@color = old
else
@color = symbol
end
self
end
end
end
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