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LibJS: Handle hex and unicode escape sequences in string literals

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Introduces the following syntax:

'\x55'
'\u26a0'
'\u{1f41e}'
This commit is contained in:
Matthew Olsson 2020-05-16 23:27:25 -07:00 • committed by Andreas Kling
parent b3090678a9
commit e415dd4e9c
5 changed files with 118 additions and 9 deletions
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9
Libraries/LibJS/Token.h
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@ -172,9 +172,16 @@ public:
size_t line_number() const { return m_line_number; }
size_t line_column() const { return m_line_column; }
double double_value() const;
String string_value() const;
bool bool_value() const;
enum class StringValueStatus {
Ok,
MalformedHexEscape,
MalformedUnicodeEscape,
UnicodeEscapeOverflow,
};
String string_value(StringValueStatus& status) const;
bool is_identifier_name() const;
private: