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LibJS: Check that 'let' is followed by declaration before matching it

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Since 'let' is a valid variable name (in non-strict mode) let may not be
the start of a declaration but just an identifier.
This commit is contained in:
davidot 2021-07-29 02:03:16 +02:00 • committed by Linus Groh
parent 179c48e1a4
commit 5f344f7ca3
2 changed files with 36 additions and 4 deletions
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5
Userland/Libraries/LibJS/Parser.h
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@ -159,8 +159,9 @@ private:
bool match_secondary_expression(const Vector<TokenType>& forbidden = {}) const;
bool match_statement() const;
bool match_export_or_import() const;
bool match_declaration() const;
bool match_variable_declaration() const;
bool match_declaration();
bool try_match_let_declaration();
bool match_variable_declaration();
bool match_identifier() const;
bool match_identifier_name() const;
bool match_property_key() const;