Module: VkMusic::Utility::DurationParser

Defined in:
lib/vk_music/utility/duration_parser.rb

Overview

Turn human readable track length to its size in seconds

Class Method Summary collapse

Class Method Details

.call(str) ⇒ Integer

Returns amount of seconds.

Parameters:

  • str (String) —

    string in format “HH:MM:SS” or something alike (/d+ Regex selector is used)

Returns:

  • (Integer) —

    amount of seconds



9
10
11
12
13
14
15
16
 
# File 'lib/vk_music/utility/duration_parser.rb', line 9

def self.call(str)
  str
    .scan(/\d+/)
    .map { |i| Integer(i, 10) }
    .reverse
    .each_with_index
    .reduce(0) { |acc, (count, position)| acc + (count * (60**position)) }
end