Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/bagit/string.rb

Overview

Some mixed in functionality for String

Instance Method Summary collapse

Instance Method Details

#color(color_code) ⇒ Object

Colorize logs



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# File 'lib/bagit/string.rb', line 24

def color(color_code)
  "\e[#{color_code}m#{self}\e[0m"
end

#green ⇒ Object 



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# File 'lib/bagit/string.rb', line 32

def green
  color(32)
end

#indent(n) ⇒ Object

Indent each line of a string by n spaces



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# File 'lib/bagit/string.rb', line 18

def indent(n)
  indent = " " * n
  gsub '\n', "\n#{indent}"
end

#red ⇒ Object 



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# File 'lib/bagit/string.rb', line 28

def red
  color(31)
end

#wrap(width) ⇒ Object

Wrap a string to lines of a specified width. All existing newlines are not guaranteed to be preserved



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# File 'lib/bagit/string.rb', line 7

def wrap(width)
  s = gsub(/\s+/, " ").strip

  if s.length > width
    s[0...width] + '\n' + s[width..-1].wrap(width)
  else
    s
  end
end