Method: Doing::ChronifyString#expand_date_tags

Defined in:
lib/doing/chronify/string.rb

#expand_date_tags(additional_tags = nil) ⇒ Object

Convert (chronify) natural language dates within configured date tags (tags whose value is expected to be a date). Modifies string in place.

Parameters:

  • additional_tags (Array) (defaults to: nil) —

    An array of additional tags to consider date_tags



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# File 'lib/doing/chronify/string.rb', line 130

def expand_date_tags(additional_tags = nil)
  iso_rx = /\d{4}-\d\d-\d\d \d\d:\d\d/

  watch_tags = [
    'start(?:ed)?',
    'beg[ia]n',
    'done',
    'finished',
    'completed?',
    'waiting',
    'defer(?:red)?'
  ]

  if additional_tags
    date_tags = additional_tags
    date_tags = date_tags.split(/ *, */) if date_tags.is_a?(String)
    date_tags.map! do |tag|
      tag.sub(/^@/, '').gsub(/\((?!\?:)(.*?)\)/, '(?:\1)').strip
    end
    watch_tags.concat(date_tags).uniq!
  end

  done_rx = /(?<=^| )@(?<tag>#{watch_tags.join('|')})\((?<date>.*?)\)/i

  gsub!(done_rx) do
    m = Regexp.last_match
    t = m['tag']
    d = m['date']
    future = t =~ /^(done|complete)/ ? false : true
    parsed_date = d =~ iso_rx ? Time.parse(d) : d.chronify(guess: :begin, future: future)
    parsed_date.nil? ? m[0] : "@#{t}(#{parsed_date.strftime('%F %R')})"
  end
end