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