module Obfusk::Util::Term
Constants
- GET_COLS
- GET_LINES
- TERM_COLOUR_ALIASES
some colour aliases
- TERM_COLOUR_CODES
ansi colour codes
- TERM_COLOUR_ESCAPES
ansi colour escapes
Public Class Methods
colour(x, what = :out)
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colour code (or ” if not tty)
# File lib/obfusk/util/term.rb, line 54 def self.colour(x, what = :out) c = TERM_COLOUR_ESCAPES[x] or raise ArgumentError, "No such colour: #{x}" tty?(what) ? c : '' end
colour_e(x)
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colour code for $stderr
# File lib/obfusk/util/term.rb, line 61 def self.colour_e(x) colour x, :err end
columns()
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terminal columns
# File lib/obfusk/util/term.rb, line 68 def self.columns %x[#{GET_COLS}].to_i end
lines()
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terminal lines
# File lib/obfusk/util/term.rb, line 73 def self.lines %x[#{GET_LINES}].to_i end
prompt(prompt, hide = false)
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prompt for line; optionally hide input
# File lib/obfusk/util/term.rb, line 85 def self.prompt(prompt, hide = false) print prompt; $stdout.flush line = hide ? $stdin.noecho { |i| i.gets } .tap { puts } : $stdin.gets line && line.chomp end
tty?(what = :out)
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is $stdout (or $stderr) a tty?
# File lib/obfusk/util/term.rb, line 78 def self.tty?(what = :out) (what == :out ? $stdout : $stderr).isatty end