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LibJS: Allow member expressions in binding patterns

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Also allows literal string and numbers as property names in object
binding patterns.
This commit is contained in:
davidot 2021-09-18 01:11:32 +02:00 • committed by Linus Groh
parent 9cb5700398
commit bfc1b4ba61
6 changed files with 177 additions and 77 deletions
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15
Userland/Libraries/LibJS/Parser.h
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@ -42,7 +42,18 @@ public:
template<typename FunctionNodeType>
NonnullRefPtr<FunctionNodeType> parse_function_node(u8 parse_options = FunctionNodeParseOptions::CheckForFunctionAndName);
Vector<FunctionNode::Parameter> parse_formal_parameters(int& function_length, u8 parse_options = 0);
RefPtr<BindingPattern> parse_binding_pattern(bool strict_checks = false);
enum class AllowDuplicates {
Yes,
No
};
enum class AllowMemberExpressions {
Yes,
No
};
RefPtr<BindingPattern> parse_binding_pattern(AllowDuplicates is_var_declaration = AllowDuplicates::No, AllowMemberExpressions allow_member_expressions = AllowMemberExpressions::No);
struct PrimaryExpressionParseResult {
NonnullRefPtr<Expression> result;
@ -179,6 +190,8 @@ private:
void discard_saved_state();
Position position() const;
RefPtr<BindingPattern> synthesize_binding_pattern(Expression const& expression);
Token next_token();
void check_identifier_name_for_assignment_validity(StringView, bool force_strict = false);