Class: Holidays::Finder::Rules::YearRange

Inherits:
Object
  • Object
show all
Defined in:
lib/holidays/finder/rules/year_range.rb

Constant Summary collapse

BEFORE = 
:before
AFTER = 
:after
LIMITED = 
:limited
BETWEEN = 
:between
VALID_OPERATORS =

TODO Can we just accept symbols here? Why accept strings?

[
  BEFORE, BEFORE.to_s,
  AFTER, AFTER.to_s,
  LIMITED, LIMITED.to_s,
  BETWEEN, BETWEEN.to_s
]

Class Method Summary collapse

Class Method Details

.call(target_year, year_range_definitions) ⇒ Object 



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# File 'lib/holidays/finder/rules/year_range.rb', line 21

def call(target_year, year_range_definitions)
  validate!(target_year, year_range_definitions)

  matched = false
  year_range_definitions.each do |range_defs|
    next unless range_defs.is_a?(Hash) && range_defs.length == 1

    operator = range_defs.keys.first
    year_range = range_defs.values.first

    case operator
    when BEFORE, BEFORE.to_s
      matched = target_year <= year_range
    when AFTER, AFTER.to_s
      matched = target_year >= year_range
    when LIMITED, LIMITED.to_s
      if year_range.is_a?(Array)
        matched = year_range.include?(target_year)
      else
        matched = year_range == target_year
      end
    when BETWEEN, BETWEEN.to_s
      matched = year_range.cover?(target_year)
    end

    break if matched == true
  end

  matched
end