Module: Lkml::Utils

Defined in:
lib/lkml/utils.rb

Class Method Summary collapse

Class Method Details

.strip(str) ⇒ Object 



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# File 'lib/lkml/utils.rb', line 7

def strip(str)
  start = 0
  end_idx = -1
  nchars = str.length

  start += 1 while start < nchars && str[start].match?(/\s/)

  end_idx -= 1 while start != nchars && str[end_idx].match?(/\s/)

  lspace = start.zero? ? "" : str[0, start]
  rspace = if end_idx == -1
             ""
           else
             str[(end_idx + 1)..] || ""
           end

  core = if end_idx == -1
           str[start..] || ""
         else
           str[start..end_idx] || ""
         end

  [lspace, core, rspace]
end