Class: Float

Inherits:
Object
  • Object
show all
Defined in:
lib/options-lib/helpers.rb

Instance Method Summary collapse

Instance Method Details

#prettify ⇒ Object

Supress decimal part if it is zero 40.0 becomes "40" Take care of float imprecision 1.1-0.9 # >> 0.20000000000000007 (1.1-0.9).prettify # >> "0.2"



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# File 'lib/options-lib/helpers.rb', line 8

def prettify
  num = "%.12g" % self
  num.sub!($1, '') if num =~ /\..*?(0+)$/
  # might be like 2. at this point
  num = num[0..-2] if num[-1] == '.'
  num
end