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LibWeb: Use EOF code point instead of Optional in CSS Tokenizer
Optional seems like a good idea, but in many places we were not checking if it had a value, which was causing crashes when the Tokenizer was given malformed input. Using an EOF value along with is_eof() makes things a lot simpler.
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2 changed files with 96 additions and 103 deletions
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@ -71,10 +71,10 @@ public:
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[[nodiscard]] Vector<Token> parse();
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private:
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[[nodiscard]] Optional<u32> next_code_point();
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[[nodiscard]] Optional<u32> peek_code_point(size_t offset = 0) const;
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[[nodiscard]] Optional<U32Twin> peek_twin() const;
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[[nodiscard]] Optional<U32Triplet> peek_triplet() const;
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[[nodiscard]] u32 next_code_point();
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[[nodiscard]] u32 peek_code_point(size_t offset = 0) const;
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[[nodiscard]] U32Twin peek_twin() const;
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[[nodiscard]] U32Triplet peek_triplet() const;
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[[nodiscard]] static Token create_new_token(Token::TokenType);
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[[nodiscard]] static Token create_value_token(Token::TokenType, String value);
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