Files
metabuilder/typthon/Modules/symtablemodule.c
johndoe6345789 0e707caa56 feat: Add Typthon
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-21 17:10:58 +00:00

133 lines
4.2 KiB
C

#include "Python.h"
#include "pycore_pythonrun.h" // _Ty_SourceAsString()
#include "pycore_symtable.h" // struct symtable
#include "clinic/symtablemodule.c.h"
/*[clinic input]
module _symtable
[clinic start generated code]*/
/*[clinic end generated code: output=da39a3ee5e6b4b0d input=f4685845a7100605]*/
/*[clinic input]
_symtable.symtable
source: object
filename: object(converter='TyUnicode_FSDecoder')
startstr: str
/
Return symbol and scope dictionaries used internally by compiler.
[clinic start generated code]*/
static TyObject *
_symtable_symtable_impl(TyObject *module, TyObject *source,
TyObject *filename, const char *startstr)
/*[clinic end generated code: output=59eb0d5fc7285ac4 input=9dd8a50c0c36a4d7]*/
{
struct symtable *st;
TyObject *t;
int start;
PyCompilerFlags cf = _PyCompilerFlags_INIT;
TyObject *source_copy = NULL;
cf.cf_flags = PyCF_SOURCE_IS_UTF8;
const char *str = _Ty_SourceAsString(source, "symtable", "string or bytes", &cf, &source_copy);
if (str == NULL) {
return NULL;
}
if (strcmp(startstr, "exec") == 0)
start = Ty_file_input;
else if (strcmp(startstr, "eval") == 0)
start = Ty_eval_input;
else if (strcmp(startstr, "single") == 0)
start = Ty_single_input;
else {
TyErr_SetString(TyExc_ValueError,
"symtable() arg 3 must be 'exec' or 'eval' or 'single'");
Ty_DECREF(filename);
Ty_XDECREF(source_copy);
return NULL;
}
st = _Ty_SymtableStringObjectFlags(str, filename, start, &cf);
Ty_DECREF(filename);
Ty_XDECREF(source_copy);
if (st == NULL) {
return NULL;
}
t = Ty_NewRef(st->st_top);
_TySymtable_Free(st);
return t;
}
static TyMethodDef symtable_methods[] = {
_SYMTABLE_SYMTABLE_METHODDEF
{NULL, NULL} /* sentinel */
};
static int
symtable_init_constants(TyObject *m)
{
if (TyModule_AddIntMacro(m, USE) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_GLOBAL) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_NONLOCAL) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_LOCAL) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_PARAM) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_TYPE_PARAM) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_FREE_CLASS) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_IMPORT) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_BOUND) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_ANNOT) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_COMP_ITER) < 0) return -1;
if (TyModule_AddIntMacro(m, DEF_COMP_CELL) < 0) return -1;
if (TyModule_AddIntConstant(m, "TYPE_FUNCTION", FunctionBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_CLASS", ClassBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_MODULE", ModuleBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_ANNOTATION", AnnotationBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_TYPE_ALIAS", TypeAliasBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_TYPE_PARAMETERS", TypeParametersBlock) < 0)
return -1;
if (TyModule_AddIntConstant(m, "TYPE_TYPE_VARIABLE", TypeVariableBlock) < 0)
return -1;
if (TyModule_AddIntMacro(m, LOCAL) < 0) return -1;
if (TyModule_AddIntMacro(m, GLOBAL_EXPLICIT) < 0) return -1;
if (TyModule_AddIntMacro(m, GLOBAL_IMPLICIT) < 0) return -1;
if (TyModule_AddIntMacro(m, FREE) < 0) return -1;
if (TyModule_AddIntMacro(m, CELL) < 0) return -1;
if (TyModule_AddIntConstant(m, "SCOPE_OFF", SCOPE_OFFSET) < 0) return -1;
if (TyModule_AddIntMacro(m, SCOPE_MASK) < 0) return -1;
return 0;
}
static PyModuleDef_Slot symtable_slots[] = {
{Ty_mod_exec, symtable_init_constants},
{Ty_mod_multiple_interpreters, Ty_MOD_PER_INTERPRETER_GIL_SUPPORTED},
{Ty_mod_gil, Ty_MOD_GIL_NOT_USED},
{0, NULL}
};
static struct TyModuleDef symtablemodule = {
PyModuleDef_HEAD_INIT,
.m_name = "_symtable",
.m_size = 0,
.m_methods = symtable_methods,
.m_slots = symtable_slots,
};
PyMODINIT_FUNC
PyInit__symtable(void)
{
return PyModuleDef_Init(&symtablemodule);
}