class UnicodePlot::IOContext
Public Class Methods
new(io, color: :auto)
click to toggle source
# File lib/unicode_plot/io_context.rb, line 7 def initialize(io, color: :auto) @io = io @color = check_color(color) end
Public Instance Methods
color?()
click to toggle source
# File lib/unicode_plot/io_context.rb, line 14 def color? case @color when :auto @io.respond_to?(:tty?) ? @io.tty? : false else @color end end
Private Instance Methods
check_color(color)
click to toggle source
# File lib/unicode_plot/io_context.rb, line 23 def check_color(color) case color when true, false, :auto color else raise ArgumentError, "color must be either true, false, :auto" end end