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AK: Add GenericLexer::{consume_decimal_integer,peek_string}

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This commit is contained in:
Dan Klishch 2023-10-30 14:43:24 -04:00 • committed by Daniel Bertalan
parent 6b30847120
commit b65d281bbb
3 changed files with 153 additions and 0 deletions
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9
AK/GenericLexer.h
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@ -31,6 +31,13 @@ public:
return (m_index + offset < m_input.length()) ? m_input[m_index + offset] : '\0';
}
Optional<StringView> peek_string(size_t length, size_t offset = 0) const
{
if (m_index + offset + length > m_input.length())
return {};
return m_input.substring_view(m_index + offset, length);
}
constexpr bool next_is(char expected) const
{
return peek() == expected;
@ -121,6 +128,8 @@ public:
#ifndef KERNEL
Optional<DeprecatedString> consume_and_unescape_string(char escape_char = '\\');
#endif
template<Integral T>
ErrorOr<T> consume_decimal_integer();
enum class UnicodeEscapeError {
MalformedUnicodeEscape,