Merge commit '4ebe6417a5fce5f0994fc0c31bebf732be96a07c' as 'boost'

boost/libs/python/src/str.cpp

@@ -0,0 +1,419 @@
+// Copyright David Abrahams 2004. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+#include <boost/python/str.hpp>
+#include <boost/python/extract.hpp>
+#include <boost/python/ssize_t.hpp>
+
+namespace boost { namespace python { namespace detail {
+
+detail::new_reference str_base::call(object const& arg_)
+{
+    return (detail::new_reference)PyObject_CallFunction(
+#if PY_VERSION_HEX >= 0x03000000
+        (PyObject*)&PyUnicode_Type,
+#else
+        (PyObject*)&PyString_Type, 
+#endif
+        const_cast<char*>("(O)"), 
+        arg_.ptr());
+} 
+
+str_base::str_base()
+  : object(detail::new_reference(
+#if PY_VERSION_HEX >= 0x03000000
+              ::PyUnicode_FromString("")
+#else
+              ::PyString_FromString("")
+#endif
+            ))
+{}
+
+str_base::str_base(const char* s)
+  : object(detail::new_reference(
+#if PY_VERSION_HEX >= 0x03000000
+              ::PyUnicode_FromString(s)
+#else
+              ::PyString_FromString(s)
+#endif
+            ))
+{}
+
+namespace {
+
+    ssize_t str_size_as_py_ssize_t(std::size_t n)
+    {
+      if (n > static_cast<std::size_t>(ssize_t_max))
+      {
+          throw std::range_error("str size > ssize_t_max");
+      }
+      return static_cast<ssize_t>(n);
+    }
+
+} // namespace <anonymous>
+
+str_base::str_base(char const* start, char const* finish)
+    : object(
+        detail::new_reference(
+#if PY_VERSION_HEX >= 0x03000000
+            ::PyUnicode_FromStringAndSize
+#else
+            ::PyString_FromStringAndSize
+#endif
+                (start, str_size_as_py_ssize_t(finish - start))
+        )
+    )
+{}
+
+str_base::str_base(char const* start, std::size_t length) // new str
+    : object(
+        detail::new_reference(
+#if PY_VERSION_HEX >= 0x03000000
+            ::PyUnicode_FromStringAndSize
+#else
+            ::PyString_FromStringAndSize
+#endif
+            ( start, str_size_as_py_ssize_t(length) )
+        )
+    )
+{}
+
+str_base::str_base(object_cref other)
+    : object(str_base::call(other))
+{}
+
+#define BOOST_PYTHON_FORMAT_OBJECT(z, n, data) "O"
+#define BOOST_PYTHON_OBJECT_PTR(z, n, data) , x##n .ptr()
+
+#define BOOST_PYTHON_DEFINE_STR_METHOD(name, arity)                             \
+str str_base:: name ( BOOST_PP_ENUM_PARAMS(arity, object_cref x) ) const        \
+{                                                                               \
+    return str(new_reference(                                                   \
+       expect_non_null(                                                         \
+           PyObject_CallMethod(                                                 \
+               this->ptr(), const_cast<char*>( #name ),                         \
+               const_cast<char*>(                                               \
+                 "(" BOOST_PP_REPEAT(arity, BOOST_PYTHON_FORMAT_OBJECT, _) ")") \
+               BOOST_PP_REPEAT_1(arity, BOOST_PYTHON_OBJECT_PTR, _)))));        \
+}
+
+BOOST_PYTHON_DEFINE_STR_METHOD(capitalize, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(center, 1)
+
+long str_base::count(object_cref sub) const
+{
+    return extract<long>(this->attr("count")(sub));
+}
+
+long str_base::count(object_cref sub, object_cref start) const
+{
+    return extract<long>(this->attr("count")(sub,start));
+}
+
+long str_base::count(object_cref sub, object_cref start, object_cref end) const
+{
+    return extract<long>(this->attr("count")(sub,start,end));
+}
+
+#if PY_VERSION_HEX < 0x03000000
+object str_base::decode() const
+{
+    return this->attr("decode")();
+}
+
+object str_base::decode(object_cref encoding) const
+{
+    return this->attr("decode")(encoding);
+}
+
+object str_base::decode(object_cref encoding, object_cref errors) const
+{
+    return this->attr("decode")(encoding,errors);
+}
+#endif
+
+object str_base::encode() const
+{
+    return this->attr("encode")();
+}
+
+object str_base::encode(object_cref encoding) const
+{
+    return this->attr("encode")(encoding);
+}
+
+object str_base::encode(object_cref encoding, object_cref errors) const
+{
+    return this->attr("encode")(encoding,errors);
+}
+
+
+#if PY_VERSION_HEX >= 0x03000000
+    #define _BOOST_PYTHON_ASLONG PyLong_AsLong
+#else
+    #define _BOOST_PYTHON_ASLONG PyInt_AsLong
+#endif
+
+bool str_base::endswith(object_cref suffix) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("endswith")(suffix).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::endswith(object_cref suffix, object_cref start) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("endswith")(suffix,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::endswith(object_cref suffix, object_cref start, object_cref end) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("endswith")(suffix,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+BOOST_PYTHON_DEFINE_STR_METHOD(expandtabs, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(expandtabs, 1)
+
+long str_base::find(object_cref sub) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("find")(sub).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::find(object_cref sub, object_cref start) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("find")(sub,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::find(object_cref sub, object_cref start, object_cref end) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("find")(sub,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::index(object_cref sub) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("index")(sub).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::index(object_cref sub, object_cref start) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("index")(sub,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::index(object_cref sub, object_cref start, object_cref end) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("index")(sub,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::isalnum() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("isalnum")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::isalpha() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("isalpha")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::isdigit() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("isdigit")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::islower() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("islower")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::isspace() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("isspace")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::istitle() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("istitle")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::isupper() const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("isupper")().ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+BOOST_PYTHON_DEFINE_STR_METHOD(join, 1)
+BOOST_PYTHON_DEFINE_STR_METHOD(ljust, 1)
+BOOST_PYTHON_DEFINE_STR_METHOD(lower, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(lstrip, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(replace, 2)
+BOOST_PYTHON_DEFINE_STR_METHOD(replace, 3)
+
+long str_base::rfind(object_cref sub) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rfind")(sub).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::rfind(object_cref sub, object_cref start) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rfind")(sub,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::rfind(object_cref sub, object_cref start, object_cref end) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rfind")(sub,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::rindex(object_cref sub) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rindex")(sub).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::rindex(object_cref sub, object_cref start) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rindex")(sub,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+long str_base::rindex(object_cref sub, object_cref start, object_cref end) const
+{
+    long result = _BOOST_PYTHON_ASLONG(this->attr("rindex")(sub,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+BOOST_PYTHON_DEFINE_STR_METHOD(rjust, 1)
+BOOST_PYTHON_DEFINE_STR_METHOD(rstrip, 0)
+
+list str_base::split() const
+{
+    return list(this->attr("split")());
+}
+
+list str_base::split(object_cref sep) const
+{
+    return list(this->attr("split")(sep));
+}
+
+list str_base::split(object_cref sep, object_cref maxsplit) const
+{
+    return list(this->attr("split")(sep,maxsplit));
+}
+
+list str_base::splitlines() const
+{
+    return list(this->attr("splitlines")());
+}
+
+list str_base::splitlines(object_cref keepends) const
+{
+    return list(this->attr("splitlines")(keepends));
+}
+
+bool str_base::startswith(object_cref prefix) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("startswith")(prefix).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::startswith(object_cref prefix, object_cref start) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("startswith")(prefix,start).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+bool str_base::startswith(object_cref prefix, object_cref start, object_cref end) const
+{
+    bool result = _BOOST_PYTHON_ASLONG(this->attr("startswith")(prefix,start,end).ptr());
+    if (PyErr_Occurred())
+        throw_error_already_set();
+    return result;
+}
+
+#undef _BOOST_PYTHON_ASLONG
+
+BOOST_PYTHON_DEFINE_STR_METHOD(strip, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(swapcase, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(title, 0)
+BOOST_PYTHON_DEFINE_STR_METHOD(translate, 1)
+BOOST_PYTHON_DEFINE_STR_METHOD(translate, 2)
+BOOST_PYTHON_DEFINE_STR_METHOD(upper, 0)
+
+static struct register_str_pytype_ptr
+{
+    register_str_pytype_ptr()
+    {
+        const_cast<converter::registration &>(
+            converter::registry::lookup(boost::python::type_id<boost::python::str>())
+            )
+#if PY_VERSION_HEX >= 0x03000000
+            .m_class_object = &PyUnicode_Type;
+#else
+            .m_class_object = &PyString_Type;
+#endif
+    }
+}register_str_pytype_ptr_;
+    
+}}}  // namespace boost::python