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Make StringRef borrow reference only when taking a pointer. (#91)

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This commit is contained in:
Arthur Sonzogni
2021-05-15 01:34:37 +02:00
committed by GitHub
parent 900ed256ae
commit 2723616dc8
2 changed files with 4 additions and 4 deletions
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4
include/ftxui/screen/string.hpp
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@@ -21,8 +21,8 @@ int wstring_width_cjk(const std::wstring&);
/// references toward a shared representation.
class StringRef {
public:
StringRef(std::wstring& ref);
StringRef(std::wstring* ref);
StringRef(std::wstring ref);
StringRef(const wchar_t* ref);
StringRef(const char* ref);
@@ -38,8 +38,8 @@ class StringRef {
/// references toward shared representation.
class ConstStringRef {
public:
ConstStringRef(const std::wstring& ref);
ConstStringRef(const std::wstring* ref);
ConstStringRef(std::wstring ref);
ConstStringRef(const wchar_t* ref);
ConstStringRef(const char* ref);

4
src/ftxui/screen/string.cpp
View File

@@ -25,8 +25,8 @@ std::wstring to_wstring(const std::string& s) {
#pragma warning(pop)
#endif
StringRef::StringRef(std::wstring& ref) : borrowed_(&ref) {}
StringRef::StringRef(std::wstring* ref) : borrowed_(ref) {}
StringRef::StringRef(std::wstring ref) : owned_(std::move(ref)) {}
StringRef::StringRef(const wchar_t* ref) : owned_(ref) {}
StringRef::StringRef(const char* ref) : owned_(to_wstring(std::string(ref))) {}
std::wstring& StringRef::operator*() {
@@ -36,8 +36,8 @@ std::wstring* StringRef::operator->() {
return borrowed_ ? borrowed_ : &owned_;
}
ConstStringRef::ConstStringRef(const std::wstring& ref) : borrowed_(&ref) {}
ConstStringRef::ConstStringRef(const std::wstring* ref) : borrowed_(ref) {}
ConstStringRef::ConstStringRef(std::wstring ref) : owned_(std::move(ref)) {}
ConstStringRef::ConstStringRef(const wchar_t* ref) : owned_(ref) {}
ConstStringRef::ConstStringRef(const char* ref)
: owned_(to_wstring(std::string(ref))) {}