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synced 2024-11-22 13:15:12 +00:00
detect unreferenced keyword arguments in function calls
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e9dc824866
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@ -24,6 +24,7 @@
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#endif
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#include "cast.h"
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#include <iostream>
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NAMESPACE_BEGIN(pybind11)
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@ -97,16 +98,17 @@ private:
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(void) unused;
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}
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template <typename... T> static void process_extras(const std::tuple<T...> &args,
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template <typename... T> static int process_extras(const std::tuple<T...> &args,
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PyObject *pyArgs, PyObject *kwargs, bool is_method) {
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process_extras(args, pyArgs, kwargs, is_method, typename detail::make_index_sequence<sizeof...(T)>::type());
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return process_extras(args, pyArgs, kwargs, is_method, typename detail::make_index_sequence<sizeof...(T)>::type());
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}
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template <typename... T, size_t... Index> static void process_extras(const std::tuple<T...> &args,
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template <typename... T, size_t... Index> static int process_extras(const std::tuple<T...> &args,
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PyObject *pyArgs, PyObject *kwargs, bool is_method, detail::index_sequence<Index...>) {
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int index = is_method ? 1 : 0;
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int unused[] = { 0, (process_extra(std::get<Index>(args), index, pyArgs, kwargs), 0)... };
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int index = is_method ? 1 : 0, kwarg_refs = 0;
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int unused[] = { 0, (process_extra(std::get<Index>(args), index, kwarg_refs, pyArgs, kwargs), 0)... };
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(void) unused; (void) index;
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return kwarg_refs;
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}
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static void process_extra(const char *doc, function_entry *entry, const char **, const char **) { entry->doc = doc; }
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@ -133,8 +135,8 @@ private:
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static void process_extra(const pybind11::return_value_policy p, function_entry *entry, const char **, const char **) { entry->policy = p; }
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static void process_extra(pybind11::sibling s, function_entry *entry, const char **, const char **) { entry->sibling = s.value; }
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template <typename T> static void process_extra(T, int &, PyObject *, PyObject *) { }
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static void process_extra(const pybind11::arg &a, int &index, PyObject *args, PyObject *kwargs) {
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template <typename T> static void process_extra(T, int &, int&, PyObject *, PyObject *) { }
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static void process_extra(const pybind11::arg &a, int &index, int &kwarg_refs, PyObject *args, PyObject *kwargs) {
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if (kwargs) {
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if (PyTuple_GET_ITEM(args, index) != nullptr) {
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index++;
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@ -144,12 +146,13 @@ private:
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if (value) {
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Py_INCREF(value);
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PyTuple_SetItem(args, index, value);
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kwarg_refs++;
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}
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}
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index++;
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}
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template <typename T>
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static void process_extra(const pybind11::arg_t<T> &a, int &index, PyObject *args, PyObject *kwargs) {
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static void process_extra(const pybind11::arg_t<T> &a, int &index, int &kwarg_refs, PyObject *args, PyObject *kwargs) {
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if (PyTuple_GET_ITEM(args, index) != nullptr) {
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index++;
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return;
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@ -158,6 +161,7 @@ private:
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if (kwargs)
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value = PyDict_GetItemString(kwargs, a.name);
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if (value) {
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kwarg_refs++;
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Py_INCREF(value);
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} else {
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value = detail::type_caster<typename detail::decay<T>::type>::cast(
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@ -185,9 +189,9 @@ public:
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m_entry->impl = [](function_entry *entry, PyObject *pyArgs, PyObject *kwargs, PyObject *parent) -> PyObject * {
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capture *data = (capture *) entry->data;
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process_extras(data->extras, pyArgs, kwargs, entry->is_method);
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int kwarg_refs = process_extras(data->extras, pyArgs, kwargs, entry->is_method);
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cast_in args;
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if (!args.load(pyArgs, true))
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if (kwarg_refs != (kwargs ? PyDict_Size(kwargs) : 0) || !args.load(pyArgs, true))
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return (PyObject *) 1; /* Special return code: try next overload */
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return cast_out::cast(args.template call<Return>(data->f), entry->policy, parent);
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};
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@ -248,9 +252,9 @@ private:
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m_entry->impl = [](function_entry *entry, PyObject *pyArgs, PyObject *kwargs, PyObject *parent) -> PyObject *{
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capture *data = (capture *) entry->data;
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process_extras(data->extras, pyArgs, kwargs, entry->is_method);
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int kwarg_refs = process_extras(data->extras, pyArgs, kwargs, entry->is_method);
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cast_in args;
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if (!args.load(pyArgs, true))
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if (kwarg_refs != (kwargs ? PyDict_Size(kwargs) : 0) || !args.load(pyArgs, true))
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return (PyObject *) 1; /* Special return code: try next overload */
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return cast_out::cast(args.template call<Return>(data->f), entry->policy, parent);
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};
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