rf-web/vendor/bundle/gems/liquid-4.0.3/lib/liquid/tokenizer.rb
2019-10-21 10:18:17 +02:00

32 lines
673 B
Ruby

module Liquid
class Tokenizer
attr_reader :line_number
def initialize(source, line_numbers = false)
@source = source
@line_number = line_numbers ? 1 : nil
@tokens = tokenize
end
def shift
token = @tokens.shift
@line_number += token.count("\n") if @line_number && token
token
end
private
def tokenize
@source = @source.source if @source.respond_to?(:source)
return [] if @source.to_s.empty?
tokens = @source.split(TemplateParser)
# removes the rogue empty element at the beginning of the array
tokens.shift if tokens[0] && tokens[0].empty?
tokens
end
end
end