Module: Mizuho::Utils
Class Method Summary collapse
Instance Method Summary collapse
- #chapter_to_int_array(chapter) ⇒ Object
-
#extract_chapter(title) ⇒ Object
Given a title with a chapter number, e.g.
- #title_to_docid(title) ⇒ Object
Class Method Details
.included(klass) ⇒ Object
27 28 29 30 31 32 33 |
# File 'lib/mizuho/utils.rb', line 27 def self.included(klass) # When included into another class, make sure that Utils # methods are made private. public_instance_methods(false).each do |method_name| klass.send(:private, method_name) end end |
Instance Method Details
#chapter_to_int_array(chapter) ⇒ Object
48 49 50 |
# File 'lib/mizuho/utils.rb', line 48 def chapter_to_int_array(chapter) return chapter.split('.').map { |x| x.to_i } end |
#extract_chapter(title) ⇒ Object
Given a title with a chapter number, e.g. “6.1 Installation using tarball”, splits the two up.
37 38 39 40 41 42 43 44 45 46 |
# File 'lib/mizuho/utils.rb', line 37 def extract_chapter(title) title =~ /^((\d+\.)*) (.+)$/ chapter = $1 pure_title = $3 if !chapter.nil? && !chapter.empty? && pure_title && !pure_title.empty? return [chapter, pure_title] else return nil end end |
#title_to_docid(title) ⇒ Object
52 53 54 55 56 57 58 59 60 61 62 63 |
# File 'lib/mizuho/utils.rb', line 52 def title_to_docid(title) chapter, pure_title = extract_chapter(title) p title numbers = chapter_to_int_array(chapter) result = 0 bit_offset = 0 numbers.each do |num| result = result | (num << bit_offset) bit_offset += 5 end return result end |