fjord/cal.rb

37 lines
897 B
Ruby
Executable file

#!/usr/bin/ruby
# frozen_string_literal: true
require 'date'
require 'optparse'
year = Date.today.year
month = Date.today.month
week = %w[日 月 火 水 木 金 土]
opt = OptionParser.new
opt.on('-m month') { |v| month = v.to_i }
opt.on('-y year') { |v| year = v.to_i }
opt.parse(ARGV)
first_day = Date.new(year, month, 1)
last_day = Date.new(year, month, -1)
puts "#{month.to_s.rjust(7)}\s#{year}"
puts week.join(' ')
print "\s\s\s" * first_day.wday
(first_day..last_day).each do |date|
day_string = date.day.to_s.rjust(2, ' ')
day_string = "\e[7m#{day_string}\e[0m" if date == Date.today
print day_string
puts if date.saturday?
end
puts
# print "#{date.day.to_s.rjust(2)}\s"
# date += 1
# print "\n" if date.sunday?
# if date == Date.today && ARGV == [] # 引数なしなら現在日をハイライトする
# print "\e[7m\e[7m"
# else
# print "\e[0m"
# end