62 lines
1.3 KiB
Ruby
62 lines
1.3 KiB
Ruby
class Propane
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class Token
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class << self
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# Name of the token to use in code (special characters replaced).
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#
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# @return [String]
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# Name of the token to use in code (special characters replaced).
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def code_name(name)
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name.sub(/^\$/, "__")
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end
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end
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# @return [String, nil]
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# Token name.
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attr_reader :name
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# @return [String, nil]
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# Parser value type name.
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attr_accessor :ptypename
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# @return [Integer, nil]
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# Token ID.
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attr_accessor :id
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# @return [Integer, nil]
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# Line number where the token was defined in the input grammar.
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attr_reader :line_number
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# Construct a Token.
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#
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# @param name [String, nil]
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# Token name.
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# @param ptypename [String, nil]
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# Parser value type for this token.
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# @param line_number [Integer, nil]
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# Line number where the token was defined in the input grammar.
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def initialize(name, ptypename, line_number)
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@name = name
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@ptypename = ptypename
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@line_number = line_number
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end
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# Name of the token to use in code (special characters replaced).
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#
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# @return [String]
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# Name of the token to use in code (special characters replaced).
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def code_name
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self.class.code_name(@name)
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end
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def to_s
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@name
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end
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end
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end
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