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Contents
# encoding: UTF-8
# Copyright 2012 Twitter, Inc
# http://www.apache.org/licenses/LICENSE-2.0
module TwitterCldr
module Formatters
class AbbreviatedNumberFormatter < NumberFormatter
NUMBER_MAX = 10 ** (TwitterCldr::Tokenizers::NumberTokenizer::ABBREVIATED_MAX_POWER + 1)
NUMBER_MIN = 10 ** TwitterCldr::Tokenizers::NumberTokenizer::ABBREVIATED_MIN_POWER
def default_format_options_for(number)
{ :precision => 0 }
end
def get_tokens(obj, options = {})
type = (obj < NUMBER_MAX) && (obj >= NUMBER_MIN) ? get_type : :decimal
format = type == get_type ? get_key(obj) : nil
opts = options.merge(
:sign => obj.abs == obj ? :positive : :negative,
:type => type,
:format => format
)
@tokenizer.tokens(opts)
end
protected
def get_type
:decimal
end
def get_key(number)
"1#{"0" * (number.to_i.to_s.size - 1)}".to_i
end
def transform_number(number)
if (number < NUMBER_MAX) && (number >= NUMBER_MIN)
sig_figs = ((number.to_i.to_s.size - 1) % 3)
number.to_s[0..sig_figs].to_i
else
number
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems