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# frozen_string_literal: true
module Roo
class Excelx
class Cell
class Number < Cell::Base
attr_reader :value, :formula, :format, :cell_value, :coordinate
# FIXME: change default_type to number. This will break brittle tests.
attr_reader_with_default default_type: :float
def initialize(value, formula, excelx_type, style, link, coordinate)
super
# FIXME: Excelx_type is an array, but the first value isn't used.
@format = excelx_type.last
@value = link ? Roo::Link.new(link, value) : create_numeric(value)
end
def create_numeric(number)
return number if Excelx::ERROR_VALUES.include?(number)
case @format
when /%/
Float(number)
when /\.0/
Float(number)
else
(number.include?('.') || (/\A[-+]?\d+E[-+]?\d+\z/i =~ number)) ? Float(number) : Integer(number, 10)
end
end
def formatted_value
return @cell_value if Excelx::ERROR_VALUES.include?(@cell_value)
formatter = generate_formatter(@format)
if formatter.is_a? Proc
formatter.call(@cell_value)
else
Kernel.format(formatter, @cell_value)
end
end
def generate_formatter(format)
# FIXME: numbers can be other colors besides red:
# [BLACK], [BLUE], [CYAN], [GREEN], [MAGENTA], [RED], [WHITE], [YELLOW], [COLOR n]
case format
when /^General$/i then '%.0f'
when '0' then '%.0f'
when /^(0+)$/ then "%0#{$1.size}d"
when /^0\.(0+)$/ then "%.#{$1.size}f"
when '#,##0' then number_format('%.0f')
when /^#,##0.(0+)$/ then number_format("%.#{$1.size}f")
when '0%'
proc do |number|
Kernel.format('%d%%', number.to_f * 100)
end
when '0.00%'
proc do |number|
Kernel.format('%.2f%%', number.to_f * 100)
end
when '0.00E+00' then '%.2E'
when '#,##0 ;(#,##0)' then number_format('%.0f', '(%.0f)')
when '#,##0 ;[Red](#,##0)' then number_format('%.0f', '[Red](%.0f)')
when '#,##0.00;(#,##0.00)' then number_format('%.2f', '(%.2f)')
when '#,##0.00;[Red](#,##0.00)' then number_format('%.2f', '[Red](%.2f)')
# FIXME: not quite sure what the format should look like in this case.
when '##0.0E+0' then '%.1E'
when "_-* #,##0.00\\ _€_-;\\-* #,##0.00\\ _€_-;_-* \"-\"??\\ _€_-;_-@_-" then number_format('%.2f', '-%.2f')
when '@' then proc { |number| number }
else
raise "Unknown format: #{format.inspect}"
end
end
private
def number_format(formatter, negative_formatter = nil)
proc do |number|
if negative_formatter
formatter = number.to_i > 0 ? formatter : negative_formatter
number = number.to_f.abs
end
Kernel.format(formatter, number).reverse.gsub(/(\d{3})(?=\d)/, '\\1,').reverse
end
end
end
end
end
end
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