Module: Quaker::TagMatcher

Defined in:
lib/quaker/tag_matcher.rb

Class Method Summary collapse

Class Method Details

.match(tags, patterns) ⇒ Object 



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# File 'lib/quaker/tag_matcher.rb', line 3

def self.match tags, patterns
  return true if patterns.nil? || patterns.empty?
  return false if tags.nil? || tags.empty?

  patterns.any? {|pattern|
    tags.any? {|tag| pattern_matches_string?(tag, pattern)}
  }
end

.pattern_matches_string?(s, pattern) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/quaker/tag_matcher.rb', line 12

def self.pattern_matches_string? s, pattern
  s == pattern || wildcard_matches?(s, pattern)
end

.wildcard_matches?(s, pattern) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/quaker/tag_matcher.rb', line 16

def self.wildcard_matches? s, pattern
  return false unless pattern.include?('*')
  escaped = Regexp.escape(pattern).gsub('\*','.*?')
  regex = Regexp.new "^#{escaped}$", Regexp::IGNORECASE
  !!(s =~ regex)
end