Class: RuVim::Terminal

Inherits:
Object
  • Object
show all
Defined in:
lib/ruvim/terminal.rb

Instance Method Summary collapse

Constructor Details

#initialize(stdin: STDIN, stdout: STDOUT) ⇒ Terminal

Returns a new instance of Terminal.



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# File 'lib/ruvim/terminal.rb', line 7

def initialize(stdin: STDIN, stdout: STDOUT)
  @stdin = stdin
  @stdout = stdout
end

Instance Method Details

#suspend_for_shell(command) ⇒ Object 



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# File 'lib/ruvim/terminal.rb', line 32

def suspend_for_shell(command)
  shell = ENV["SHELL"].to_s
  shell = "/bin/sh" if shell.empty?
  @stdin.cooked do
    write("\e[0 q\e[?25h\e[?1049l")
    system(shell, "-c", command)
    status = $?
    write("\r\nPress ENTER or type command to continue")
    @stdin.raw { @stdin.getc }
    write("\e[2 q\e[?1049h\e[?25l")
    status
  end
end

#suspend_for_tstp ⇒ Object 



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# File 'lib/ruvim/terminal.rb', line 46

def suspend_for_tstp
  prev_tstp = Signal.trap("TSTP", "DEFAULT")
  @stdin.cooked do
    write("\e[0 q\e[?25h\e[?1049l")
    Process.kill("TSTP", 0)
  end
ensure
  begin
    Signal.trap("TSTP", prev_tstp) if defined?(prev_tstp)
  rescue StandardError
    nil
  end
  write("\e[2 q\e[?1049h\e[?25l")
end

#winsize ⇒ Object 



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# File 'lib/ruvim/terminal.rb', line 12

def winsize
  IO.console.winsize
rescue StandardError
  [24, 80]
end

#with_ui ⇒ Object 



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# File 'lib/ruvim/terminal.rb', line 23

def with_ui
  @stdin.raw do
    write("\e]112\a\e[2 q\e[?1049h\e[?25l")
    yield
  ensure
    write("\e[0 q\e[?25h\e[?1049l")
  end
end

#write(str) ⇒ Object 



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# File 'lib/ruvim/terminal.rb', line 18

def write(str)
  @stdout.write(str)
  @stdout.flush
end