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Fixed handling of template template default arguments

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This commit is contained in:
Bartek Kryza
2023-04-14 21:05:48 +02:00
parent c91fe43c1c
commit 0d524b38a4
3 changed files with 23 additions and 3 deletions
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6
src/class_diagram/visitor/translation_unit_visitor.cc
View File

@@ -1006,11 +1006,11 @@ bool translation_unit_visitor::process_template_parameters(
clang::dyn_cast_or_null<clang::TemplateTemplateParmDecl>(
parameter);
std::optional<std::string> default_arg;
if (template_template_parameter->hasDefaultArgument())
if (template_template_parameter->hasDefaultArgument()) {
default_arg = common::to_string(
template_template_parameter->getDefaultArgument()
.getArgument()
.getAsExpr());
.getArgument());
}
auto ct = template_parameter::make_template_template_type(
template_template_parameter->getNameAsString(), default_arg,
template_template_parameter->isParameterPack());

18
src/common/clang_utils.cc
View File

@@ -169,6 +169,24 @@ std::string to_string(const clang::RecordType &type,
return to_string(type.desugar(), ctx, try_canonical);
}
std::string to_string(const clang::TemplateArgument &arg)
{
switch (arg.getKind()) {
case clang::TemplateArgument::Expression:
return to_string(arg.getAsExpr());
case clang::TemplateArgument::Type:
return to_string(arg.getAsType());
case clang::TemplateArgument::Null:
return "";
case clang::TemplateArgument::NullPtr:
return "nullptr";
case clang::TemplateArgument::Integral:
return std::to_string(arg.getAsIntegral().getExtValue());
default:
return "";
}
}
std::string to_string(const clang::Expr *expr)
{
const clang::LangOptions lang_options;

2
src/common/clang_utils.h
View File

@@ -81,6 +81,8 @@ std::string to_string(const clang::QualType &type, const clang::ASTContext &ctx,
std::string to_string(const clang::RecordType &type,
const clang::ASTContext &ctx, bool try_canonical = true);
std::string to_string(const clang::TemplateArgument &arg);
std::string to_string(const clang::Expr *expr);
std::string to_string(const clang::Stmt *stmt);