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Versions: 10
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Contents
module CLI
module UI
module OS
# Determines which OS is currently running the UI, to make it easier to
# adapt its behaviour to the features of the OS.
def self.current
@current_os ||= case RbConfig::CONFIG['host_os']
when /darwin/
Mac
when /linux/
Linux
else
if RUBY_PLATFORM !~ /cygwin/ && ENV['OS'] == 'Windows_NT'
Windows
else
raise "Could not determine OS from host_os #{RbConfig::CONFIG["host_os"]}"
end
end
end
class Mac
class << self
def supports_emoji?
true
end
def supports_color_prompt?
true
end
def supports_arrow_keys?
true
end
def shift_cursor_on_line_reset?
false
end
end
end
class Linux < Mac
end
class Windows
class << self
def supports_emoji?
false
end
def supports_color_prompt?
false
end
def supports_arrow_keys?
false
end
def shift_cursor_on_line_reset?
true
end
end
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems