Zengtudor/pybind11
1
0
Fork 0
mirror of https://github.com/pybind/pybind11.git synced 2024-11-22 05:05:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

feat(types) Adds special Case for empty C++ tuple type annotation (#5214)

Browse Source 
* add special case and unit test

* add newline
This commit is contained in:
Michael Carlstrom 2024-06-30 12:52:37 -04:00 committed by GitHub
parent 51c2aa16de
commit d805e9967f
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
2 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
include/pybind11/cast.h
View File

@ -740,6 +740,13 @@ class type_caster<std::pair<T1, T2>> : public tuple_caster<std::pair, T1, T2> {}
template <typename... Ts> template <typename... Ts>
class type_caster<std::tuple<Ts...>> : public tuple_caster<std::tuple, Ts...> {}; class type_caster<std::tuple<Ts...>> : public tuple_caster<std::tuple, Ts...> {};
template <>
class type_caster<std::tuple<>> : public tuple_caster<std::tuple> {
public:
// PEP 484 specifies this syntax for an empty tuple
static constexpr auto name = const_name("tuple[()]");
};
/// Helper class which abstracts away certain actions. Users can provide specializations for /// Helper class which abstracts away certain actions. Users can provide specializations for
/// custom holders, but it's only necessary if the type has a non-standard interface. /// custom holders, but it's only necessary if the type has a non-standard interface.
template <typename T> template <typename T>

2
tests/test_builtin_casters.py
View File

@ -368,6 +368,8 @@ def test_tuple(doc):
""" """
) )
assert doc(m.empty_tuple) == """empty_tuple() -> tuple[()]"""
assert m.rvalue_pair() == ("rvalue", "rvalue") assert m.rvalue_pair() == ("rvalue", "rvalue")
assert m.lvalue_pair() == ("lvalue", "lvalue") assert m.lvalue_pair() == ("lvalue", "lvalue")
assert m.rvalue_tuple() == ("rvalue", "rvalue", "rvalue") assert m.rvalue_tuple() == ("rvalue", "rvalue", "rvalue")