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create NameConstant AST class for None, True, and False literals (closes #16619)

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This commit is contained in:
Benjamin Peterson 2012-12-06 17:41:04 -05:00
parent 4b237e3b11
commit 442f20996d
15 changed files with 152 additions and 72 deletions
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12
Parser/asdl_c.py
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@ -820,6 +820,7 @@ static PyObject* ast2obj_object(void *o)
Py_INCREF((PyObject*)o);
return (PyObject*)o;
}
#define ast2obj_singleton ast2obj_object
#define ast2obj_identifier ast2obj_object
#define ast2obj_string ast2obj_object
#define ast2obj_bytes ast2obj_object
@ -831,6 +832,17 @@ static PyObject* ast2obj_int(long b)
/* Conversion Python -> AST */
static int obj2ast_singleton(PyObject *obj, PyObject** out, PyArena* arena)
{
if (obj != Py_None && obj != Py_True && obj != Py_False) {
PyErr_SetString(PyExc_ValueError,
"AST singleton must be True, False, or None");
return 1;
}
*out = obj;
return 0;
}
static int obj2ast_object(PyObject* obj, PyObject** out, PyArena* arena)
{
if (obj == Py_None)