Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/delicious-cli/blank.rb,
lib/delicious-cli/display.rb

Instance Method Summary collapse

Instance Method Details

#blank? ⇒ Boolean

‘true’ if the string’s length is 0 (after whitespace has been stripped from the ends)

Returns:

  • (Boolean) 


37
 
# File 'lib/delicious-cli/blank.rb', line 37

def blank?; strip.size == 0; end

#wrap(width = 80, chop = true) ⇒ Object 



50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
 
# File 'lib/delicious-cli/display.rb', line 50

def wrap(width=80, chop=true)

  if (lines = self.split("\n")).size > 1
    return lines.map { |line| line.wrap(width, chop) }.flatten
  end
  
  lines = []
  left = 0
  
  loop do
    edge   = left + width - 1
    right  = self.rindex(/\s+|$/, edge)
    
    if right.nil? or right < left
      if chop
        right = edge
      else
        right = self.index(/\s+|$/, edge)
      end
    end
    
    line = self[left...right]
    lines << line.strip
    left = self.index(/[^\s]|$/, right)
    break if right >= (self.size-1)
  end
  
  lines
end