Sha256: 68bc322638e6959e3f04f82ed99859ede93a0dbaa53235fc0c92af1687b7405f
Contents?: true
Size: 934 Bytes
Versions: 5
Compression:
Stored size: 934 Bytes
Contents
class SmartSortAtom
attr_reader :value
def initialize(value)
@value = value
end
def <=>(other)
other.is_a?(self.class) or raise "Can only smart compare with other SmartSortAtom"
left_value = value
right_value = other.value
if left_value.class == right_value.class
left_value <=> right_value
elsif left_value.is_a?(Float)
-1
else
1
end
end
def self.parse(string)
# Loosely based on http://stackoverflow.com/a/4079031
string.scan(/[^\d\.]+|[\d\.]+/).collect do |atom|
if atom.match(/\d+(\.\d+)?/)
atom = atom.to_f
else
atom = normalize_string(atom)
end
new(atom)
end
end
private
def self.normalize_string(string)
string = ActiveSupport::Inflector.transliterate(string)
string = string.downcase
string
end
end
String.class_eval do
def to_sort_atoms
SmartSortAtom.parse(self)
end
end
Version data entries
5 entries across 5 versions & 1 rubygems