Module: Cuboid::Support::Mixins::Terminal

Extended by:
Terminal
Included in:
Terminal
Defined in:
lib/cuboid/support/mixins/terminal.rb

Overview

Terminal manipulation methods.

Instance Method Summary collapse

Instance Method Details

#clear_screen ⇒ Object

Clear the bottom of the screen



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# File 'lib/cuboid/support/mixins/terminal.rb', line 31

def clear_screen
    print "\e[2J"
end

#empty_screen ⇒ Object 



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# File 'lib/cuboid/support/mixins/terminal.rb', line 35

def empty_screen
    move_to_home
    rows, cols = $stdin.winsize
    (rows - 1).times{ puts ' ' * cols }
    move_to_home
end

#flush ⇒ Object

Flushes the STDOUT buffer



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# File 'lib/cuboid/support/mixins/terminal.rb', line 48

def flush
    $stdout.flush
end

#move_to_home ⇒ Object

Moves cursor top left to its home



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# File 'lib/cuboid/support/mixins/terminal.rb', line 43

def move_to_home
    print "\e[H"
end

#reprint(str = '') ⇒ Object

Clears the line before printing.

Parameters:

  • str (String) (defaults to: '') —

    String to output.



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# File 'lib/cuboid/support/mixins/terminal.rb', line 22

def reprint( str = '' )
    print restr( str )
end

#reputs(str = '') ⇒ Object

Clears the line before printing using ‘puts`.

Parameters:

  • str (String) (defaults to: '') —

    String to output



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# File 'lib/cuboid/support/mixins/terminal.rb', line 14

def reputs( str = '' )
    reprint str + "\n"
end

#restr(str = '') ⇒ Object 



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# File 'lib/cuboid/support/mixins/terminal.rb', line 26

def restr( str = '' )
    "\e[0K" + str
end