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Cleanup nested name specifiers

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This commit is contained in:
Roberto Raggi
2009-11-10 15:12:04 +01:00
parent b47eee8869
commit 380bce4527
12 changed files with 52 additions and 55 deletions
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14
src/shared/cplusplus/AST.cpp
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@@ -1299,12 +1299,10 @@ unsigned PointerToMemberAST::lastToken() const
if (star_token)
return star_token + 1;
for (NestedNameSpecifierAST *it = nested_name_specifier; it; it = it->next) {
if (! it->next)
return it->lastToken();
}
else if (nested_name_specifier)
return nested_name_specifier->lastToken();
if (global_scope_token)
else if (global_scope_token)
return global_scope_token + 1;
return 0;
@@ -1349,10 +1347,8 @@ unsigned QualifiedNameAST::lastToken() const
if (unqualified_name)
return unqualified_name->lastToken();
for (NestedNameSpecifierAST *it = nested_name_specifier; it; it = it->next) {
if (! it->next)
return it->lastToken();
}
if (nested_name_specifier)
return nested_name_specifier->lastToken();
if (global_scope_token)
return global_scope_token + 1;

4
src/shared/cplusplus/AST.h
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@@ -1175,7 +1175,7 @@ class CPLUSPLUS_EXPORT QualifiedNameAST: public NameAST
{
public:
unsigned global_scope_token;
NestedNameSpecifierAST *nested_name_specifier;
NestedNameSpecifierListAST *nested_name_specifier;
NameAST *unqualified_name;
public:
@@ -1614,7 +1614,7 @@ class CPLUSPLUS_EXPORT PointerToMemberAST: public PtrOperatorAST
{
public:
unsigned global_scope_token;
NestedNameSpecifierAST *nested_name_specifier;
NestedNameSpecifierListAST *nested_name_specifier;
unsigned star_token;
SpecifierAST *cv_qualifier_seq;

7
src/shared/cplusplus/ASTVisit.cpp
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@@ -453,8 +453,7 @@ void NestedNameSpecifierAST::accept0(ASTVisitor *visitor)
void QualifiedNameAST::accept0(ASTVisitor *visitor)
{
if (visitor->visit(this)) {
for (NestedNameSpecifierAST *it = nested_name_specifier; it; it = it->next)
accept(it, visitor);
accept(nested_name_specifier, visitor);
accept(unqualified_name, visitor);
}
visitor->endVisit(this);
@@ -668,8 +667,8 @@ void PostfixExpressionAST::accept0(ASTVisitor *visitor)
void PointerToMemberAST::accept0(ASTVisitor *visitor)
{
if (visitor->visit(this)) {
for (NestedNameSpecifierAST *it = nested_name_specifier; it; it = it->next)
accept(it, visitor);
accept(nested_name_specifier, visitor);
for (SpecifierAST *it = cv_qualifier_seq; it; it = it->next)
accept(it, visitor);
}

1
src/shared/cplusplus/ASTfwd.h
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@@ -202,6 +202,7 @@ typedef List<NewArrayDeclaratorAST *> NewArrayDeclaratorListAST;
typedef List<PostfixAST *> PostfixListAST;
typedef List<PostfixDeclaratorAST *> PostfixDeclaratorListAST;
typedef List<AttributeAST *> AttributeListAST;
typedef List<NestedNameSpecifierAST *> NestedNameSpecifierListAST;
typedef List<NameAST *> ObjCIdentifierListAST;
typedef List<ObjCMessageArgumentAST *> ObjCMessageArgumentListAST;

18
src/shared/cplusplus/CheckName.cpp
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@@ -82,17 +82,19 @@ Name *CheckName::check(NameAST *name, Scope *scope)
return switchName(previousName);
}
Name *CheckName::check(NestedNameSpecifierAST *nested_name_specifier, Scope *scope)
Name *CheckName::check(NestedNameSpecifierListAST *nested_name_specifier_list, Scope *scope)
{
Name *previousName = switchName(0);
Scope *previousScope = switchScope(scope);
std::vector<Name *> names;
for (NestedNameSpecifierAST *it = nested_name_specifier;
it; it = it->next) {
names.push_back(semantic()->check(it->class_or_namespace_name, _scope));
for (NestedNameSpecifierListAST *it = nested_name_specifier_list; it; it = it->next) {
NestedNameSpecifierAST *nested_name_specifier = it->value;
names.push_back(semantic()->check(nested_name_specifier->class_or_namespace_name, _scope));
}
_name = control()->qualifiedNameId(&names[0], names.size());
if (! names.empty())
_name = control()->qualifiedNameId(&names[0], names.size());
(void) switchScope(previousScope);
return switchName(previousName);
@@ -137,9 +139,9 @@ Scope *CheckName::switchScope(Scope *scope)
bool CheckName::visit(QualifiedNameAST *ast)
{
std::vector<Name *> names;
for (NestedNameSpecifierAST *it = ast->nested_name_specifier;
it; it = it->next) {
names.push_back(semantic()->check(it->class_or_namespace_name, _scope));
for (NestedNameSpecifierListAST *it = ast->nested_name_specifier; it; it = it->next) {
NestedNameSpecifierAST *nested_name_specifier = it->value;
names.push_back(semantic()->check(nested_name_specifier->class_or_namespace_name, _scope));
}
names.push_back(semantic()->check(ast->unqualified_name, _scope));
_name = control()->qualifiedNameId(&names[0], names.size(),

2
src/shared/cplusplus/CheckName.h
View File

@@ -62,7 +62,7 @@ public:
virtual ~CheckName();
Name *check(NameAST *name, Scope *scope);
Name *check(NestedNameSpecifierAST *name, Scope *scope);
Name *check(NestedNameSpecifierListAST *name, Scope *scope);
Name *check(ObjCSelectorAST *args, Scope *scope);
void check(ObjCMessageArgumentDeclarationAST *arg, Scope *scope);

40
src/shared/cplusplus/Parser.cpp
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@@ -348,28 +348,30 @@ bool Parser::parseTemplateId(NameAST *&node)
return false;
}
bool Parser::parseNestedNameSpecifier(NestedNameSpecifierAST *&node,
bool Parser::parseNestedNameSpecifier(NestedNameSpecifierListAST *&node,
bool /*acceptTemplateId*/)
{
DEBUG_THIS_RULE();
NestedNameSpecifierAST **nested_name_specifier = &node;
NestedNameSpecifierListAST **nested_name_specifier = &node;
NameAST *class_or_namespace_name = 0;
if (parseClassOrNamespaceName(class_or_namespace_name) &&
LA() == T_COLON_COLON) {
if (parseClassOrNamespaceName(class_or_namespace_name) && LA() == T_COLON_COLON) {
unsigned scope_token = consumeToken();
*nested_name_specifier = new (_pool) NestedNameSpecifierAST;
(*nested_name_specifier)->class_or_namespace_name
= class_or_namespace_name;
(*nested_name_specifier)->scope_token = scope_token;
NestedNameSpecifierAST *name = new (_pool) NestedNameSpecifierAST;
name->class_or_namespace_name = class_or_namespace_name;
name->scope_token = scope_token;
*nested_name_specifier = new (_pool) NestedNameSpecifierListAST(name);
nested_name_specifier = &(*nested_name_specifier)->next;
while (parseClassOrNamespaceName(class_or_namespace_name) &&
LA() == T_COLON_COLON) {
while (parseClassOrNamespaceName(class_or_namespace_name) && LA() == T_COLON_COLON) {
scope_token = consumeToken();
*nested_name_specifier = new (_pool) NestedNameSpecifierAST;
(*nested_name_specifier)->class_or_namespace_name = class_or_namespace_name;
(*nested_name_specifier)->scope_token = scope_token;
name = new (_pool) NestedNameSpecifierAST;
name->class_or_namespace_name = class_or_namespace_name;
name->scope_token = scope_token;
*nested_name_specifier = new (_pool) NestedNameSpecifierListAST(name);
nested_name_specifier = &(*nested_name_specifier)->next;
}
@@ -382,8 +384,7 @@ bool Parser::parseNestedNameSpecifier(NestedNameSpecifierAST *&node,
return false;
}
bool Parser::parseNestedNameSpecifierOpt(NestedNameSpecifierAST *&name,
bool acceptTemplateId)
bool Parser::parseNestedNameSpecifierOpt(NestedNameSpecifierListAST *&name, bool acceptTemplateId)
{
DEBUG_THIS_RULE();
unsigned start = cursor();
@@ -399,7 +400,7 @@ bool Parser::parseName(NameAST *&node, bool acceptTemplateId)
if (LA() == T_COLON_COLON)
global_scope_token = consumeToken();
NestedNameSpecifierAST *nested_name_specifier = 0;
NestedNameSpecifierListAST *nested_name_specifier = 0;
parseNestedNameSpecifierOpt(nested_name_specifier,
/*acceptTemplateId=*/ true);
@@ -976,13 +977,12 @@ bool Parser::parsePtrOperator(PtrOperatorAST *&node)
if (LA() == T_COLON_COLON)
global_scope_token = consumeToken();
NestedNameSpecifierAST *nested_name_specifier = 0;
bool has_nested_name_specifier = parseNestedNameSpecifier(
nested_name_specifier, true);
NestedNameSpecifierListAST *nested_name_specifiers = 0;
bool has_nested_name_specifier = parseNestedNameSpecifier(nested_name_specifiers, true);
if (has_nested_name_specifier && LA() == T_STAR) {
PointerToMemberAST *ast = new (_pool) PointerToMemberAST;
ast->global_scope_token = global_scope_token;
ast->nested_name_specifier = nested_name_specifier;
ast->nested_name_specifier = nested_name_specifiers;
ast->star_token = consumeToken();
parseCvQualifiers(ast->cv_qualifier_seq);
node = ast;

4
src/shared/cplusplus/Parser.h
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@@ -142,8 +142,8 @@ public:
bool parseClassOrNamespaceName(NameAST *&node);
bool parseNameId(NameAST *&node);
bool parseName(NameAST *&node, bool acceptTemplateId = true);
bool parseNestedNameSpecifier(NestedNameSpecifierAST *&node, bool acceptTemplateId);
bool parseNestedNameSpecifierOpt(NestedNameSpecifierAST *&name, bool acceptTemplateId);
bool parseNestedNameSpecifier(NestedNameSpecifierListAST *&node, bool acceptTemplateId);
bool parseNestedNameSpecifierOpt(NestedNameSpecifierListAST *&name, bool acceptTemplateId);
bool parseNamespace(DeclarationAST *&node);
bool parseNamespaceAliasDefinition(DeclarationAST *&node);
bool parseNewArrayDeclarator(NewArrayDeclaratorListAST *&node);

2
src/shared/cplusplus/Semantic.cpp
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@@ -152,7 +152,7 @@ void Semantic::check(StatementAST *statement, Scope *scope)
Name *Semantic::check(NameAST *name, Scope *scope)
{ return d->checkName->check(name, scope); }
Name *Semantic::check(NestedNameSpecifierAST *name, Scope *scope)
Name *Semantic::check(NestedNameSpecifierListAST *name, Scope *scope)
{ return d->checkName->check(name, scope); }
Name *Semantic::check(ObjCSelectorAST *args, Scope *scope)

2
src/shared/cplusplus/Semantic.h
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@@ -84,7 +84,7 @@ public:
Name *check(NameAST *name, Scope *scope);
Name *check(NestedNameSpecifierAST *name, Scope *scope);
Name *check(NestedNameSpecifierListAST *name, Scope *scope);
Name *check(ObjCSelectorAST *args, Scope *scope);
FullySpecifiedType check(ObjCTypeNameAST *typeName, Scope *scope);