class Array

Extend Array to output nicely formated json.

Public Instance Methods

to_j(indent=0) click to toggle source

@return [String] Json array

# File lib/array.rb, line 4
def to_j(indent=0)
  return "[]\n" if self.length == 0
  s = "[\n"
  self.each do |v| 
    if v.class == Array || v.class == Hash 
      s += "  "*(indent+1) + "#{v.to_j(indent+1)},\n"
    else
      s += "  "*(indent+1) + "#{v.to_j},\n"
    end
  end
  s[-2] = " " #remove last ,
  s += "  "*indent + "]"
  return s
end