Class: Formatter
Instance Method Summary collapse
- #header(txt, sep = "-") ⇒ Object
- #initialize(width) ⇒ Formatter constructor
A new instance of Formatter.
- #wrap(txt, opts) ⇒ Object
Constructor Details
#initialize(width) ⇒ Formatter
Returns a new instance of Formatter.
6 7 8 | # File 'lib/puppet/application/describe.rb', line 6 def initialize(width) @width = width end |
Instance Method Details
#header(txt, sep = "-") ⇒ Object
33 34 35 | # File 'lib/puppet/application/describe.rb', line 33 def header(txt, sep = "-") "\n#{txt}\n" + sep * txt.size end |
#wrap(txt, opts) ⇒ Object
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | # File 'lib/puppet/application/describe.rb', line 10 def wrap(txt, opts) return "" unless txt && !txt.empty? work = (opts[:scrub] ? scrub(txt) : txt) indent = opts[:indent] || 0 textLen = @width - indent patt = Regexp.new("\\A(.{0,#{textLen}})[ \n]") prefix = " " * indent res = [] while work.length > textLen if work =~ patt res << ::Regexp.last_match(1) work.slice!(0, ::Regexp.last_match(0).length) else res << work.slice!(0, textLen) end end res << work if work.length.nonzero? prefix + res.join("\n#{prefix}") end |