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Return None for empty csubstr.

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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
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Keith Rothman
2021-01-14 14:39:29 -08:00
parent 80ad681905
commit 05a79741d5
1 changed files with 10 additions and 6 deletions
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16
api/ryml.i
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@@ -93,13 +93,17 @@ using csubstr = c4::csubstr;
%typemap(out) c4::csubstr {
#if defined(SWIGPYTHON)
PyObject *obj = PyMemoryView_FromMemory((char*)$1.str, $1.len, PyBUF_READ);
if( ! obj)
{
PyErr_SetString(PyExc_TypeError, "could not get readonly memory from c4::csubstr - have you passed a str?");
SWIG_fail;
if($1.str == nullptr) {
$result = Py_None;
} else {
PyObject *obj = PyMemoryView_FromMemory((char*)$1.str, $1.len, PyBUF_READ);
if( ! obj)
{
PyErr_SetString(PyExc_TypeError, "could not get readonly memory from c4::csubstr - have you passed a str?");
SWIG_fail;
}
$result = obj;
}
$result = obj;
#else
#error no "out" typemap defined for this export language
#endif