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@ -26,6 +26,11 @@ size_t GenericLexer::tell() const
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return m_index; |
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} |
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size_t GenericLexer::tellRemaining() const |
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{ |
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return m_input.length() - m_index; |
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} |
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bool GenericLexer::isEOF() const |
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{ |
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return m_index >= m_input.length(); |
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@ -33,7 +38,9 @@ bool GenericLexer::isEOF() const
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char GenericLexer::peek(size_t offset) const |
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{ |
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return m_input[std::max(std::min(m_index + offset, m_input.length()), (size_t)0)]; |
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return (m_index + offset >= 0 && m_index + offset < m_input.length()) |
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? m_input[m_index + offset] |
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: '\0'; |
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} |
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void GenericLexer::ignore(size_t count) |
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@ -52,4 +59,14 @@ char GenericLexer::consume()
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return m_input[m_index++]; |
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} |
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bool GenericLexer::consumeSpecific(const char& character) |
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{ |
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if (peek() != character) { |
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return false; |
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} |
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ignore(); |
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return true; |
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} |
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} // namespace Util
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