Class: Matheus::DateOfLast

Inherits:
Command
  • Object
show all
Defined in:
lib/matheus/date_of_last.rb

Overview

Usage:

$ date-of-last monday
2022-01-24

Instance Method Summary collapse

Methods inherited from Command

call

Methods included from StringFormat

#bold, #error, #red

Methods included from Result::Methods

#Failure, #Success

Instance Method Details

#call(args) ⇒ Object 



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# File 'lib/matheus/date_of_last.rb', line 10

def call(args)
  day_name = args[0].to_s

  target_wday = wday_for(day_name) or return Failure("invalid day name: #{day_name.inspect}")
  date = Enumerator.produce(Date.today - 1, &:prev_day).find { _1.wday == target_wday }

  puts date
end