Class: Array

Inherits:
Object
  • Object
show all
Defined in:
lib/array.rb

Overview

Extend Array to output nicely formated json.

Instance Method Summary collapse

Instance Method Details

#to_j(indent = 0) ⇒ String

Adds formatted json convertion

Returns:



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# File 'lib/array.rb', line 6

def to_j(indent = 0)
  return "[]\n" if self.length == 0

  s = "[\n"
  self.each do |v|
    s += if v.instance_of?(Array) || v.instance_of?(Hash)
           '  ' * (indent + 1) + "#{v.to_j(indent + 1)},\n"
         else
           '  ' * (indent + 1) + "#{v.to_j},\n"
         end
  end
  s[-2] = ' ' # remove last ,
  s += '  ' * indent + ']'
  return s
end