Class: HTML2AsciiMath::Detector

Inherits:
UnicodeScanner
  • Object
show all
Defined in:
lib/html2asciimath/detector.rb

Instance Method Summary collapse

Constructor Details

#initialize(str) ⇒ Detector

Returns a new instance of Detector.



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# File 'lib/html2asciimath/detector.rb', line 9

def initialize(str)
  super(str.dup)
end

Instance Method Details

#replace(&block) ⇒ Object 



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# File 'lib/html2asciimath/detector.rb', line 13

def replace(&block)
  scan_for_math do |math_start, math_end, score|
    range = (math_start...math_end)
    source_math = string[range]
    target_math = yield source_math
    string[range] = target_math
    self.pos += (target_math.size - source_math.size)
  end
  string
end