2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
# File 'lib/support/string.rb', line 2
def wrap(limit = 50, opts={})
strip!
indent = opts[:indent] || ''
return indent << self if size + indent.size <= limit || !include?(' ')
words = self.split(/\s/)
lines = [[indent]]
char_count = indent.size
words.each do |word|
word_size = word.size + 1
if (word_size + char_count <= limit) || lines.last.size == 1
char_count += word_size
lines.last << word
else
char_count = word_size + indent.size
lines << [indent, word]
end
end
lines.map do |line|
indent = line.shift
indent + line.join(' ')
end.join("\n")
end
|