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LibCpp: Parse templatized types

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We can now parse things like Vector<int>
This commit is contained in:
Itamar 2021-03-28 11:55:17 +03:00 • committed by Andreas Kling
parent 9954a1837f
commit 29b6915db9
4 changed files with 156 additions and 41 deletions
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16
Userland/Libraries/LibCpp/Parser.h
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@ -53,7 +53,7 @@ public:
String text_of_node(const ASTNode&) const;
StringView text_of_token(const Cpp::Token& token) const;
void print_tokens() const;
Vector<String> errors() const { return m_errors; }
const Vector<String>& errors() const { return m_state.errors; }
const Preprocessor::Definitions& definitions() const { return m_definitions; }
struct TokenAndPreprocessorDefinition {
@ -88,7 +88,14 @@ private:
bool match_keyword(const String&);
bool match_block_statement();
bool match_namespace_declaration();
bool match_type();
bool match_template_arguments();
enum class MatchTypeResult {
NoMatch,
Regular,
Templatized,
};
MatchTypeResult match_type();
Optional<NonnullRefPtrVector<Parameter>> parse_parameter_list(ASTNode& parent);
Optional<Token> consume_whitespace();
@ -98,7 +105,7 @@ private:
NonnullRefPtr<FunctionDeclaration> parse_function_declaration(ASTNode& parent);
NonnullRefPtr<FunctionDefinition> parse_function_definition(ASTNode& parent);
NonnullRefPtr<Statement> parse_statement(ASTNode& parent);
NonnullRefPtr<VariableDeclaration> parse_variable_declaration(ASTNode& parent, bool expect_semicolon=true);
NonnullRefPtr<VariableDeclaration> parse_variable_declaration(ASTNode& parent, bool expect_semicolon = true);
NonnullRefPtr<Expression> parse_expression(ASTNode& parent);
NonnullRefPtr<Expression> parse_primary_expression(ASTNode& parent);
NonnullRefPtr<Expression> parse_secondary_expression(ASTNode& parent, NonnullRefPtr<Expression> lhs);
@ -121,6 +128,7 @@ private:
NonnullRefPtr<NamespaceDeclaration> parse_namespace_declaration(ASTNode& parent, bool is_nested_namespace = false);
NonnullRefPtrVector<Declaration> parse_declarations_in_translation_unit(ASTNode& parent);
RefPtr<Declaration> parse_single_declaration_in_translation_unit(ASTNode& parent);
NonnullRefPtrVector<Type> parse_template_arguments(ASTNode& parent);
bool match(Token::Type);
Token consume(Token::Type);
@ -136,6 +144,7 @@ private:
struct State {
size_t token_index { 0 };
Vector<String> errors;
};
void error(StringView message = {});
@ -173,7 +182,6 @@ private:
Vector<State> m_saved_states;
RefPtr<TranslationUnit> m_root_node;
NonnullRefPtrVector<ASTNode> m_nodes;
Vector<String> m_errors;
Vector<TokenAndPreprocessorDefinition> m_replaced_preprocessor_tokens;
};