gh-102856: Initial implementation of PEP 701 (#102855)

Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
Co-authored-by: Batuhan Taskaya <isidentical@gmail.com>
Co-authored-by: Marta Gómez Macías <mgmacias@google.com>
Co-authored-by: sunmy2019 <59365878+sunmy2019@users.noreply.github.com>

1 files changed, 2 insertions, 37 deletions

diff --git a/Parser/string_parser.h b/Parser/string_parser.h
index 4a22f3d..0b34de1 100644
--- a/Parser/string_parser.h
+++ b/Parser/string_parser.h
@@ -5,42 +5,7 @@
 #include <pycore_ast.h>
 #include "pegen.h"
 
-#define EXPRLIST_N_CACHED  64
-
-typedef struct {
-    /* Incrementally build an array of expr_ty, so be used in an
-       asdl_seq. Cache some small but reasonably sized number of
-       expr_ty's, and then after that start dynamically allocating,
-       doubling the number allocated each time. Note that the f-string
-       f'{0}a{1}' contains 3 expr_ty's: 2 FormattedValue's, and one
-       Constant for the literal 'a'. So you add expr_ty's about twice as
-       fast as you add expressions in an f-string. */
-
-    Py_ssize_t allocated;  /* Number we've allocated. */
-    Py_ssize_t size;       /* Number we've used. */
-    expr_ty    *p;         /* Pointer to the memory we're actually
-                              using. Will point to 'data' until we
-                              start dynamically allocating. */
-    expr_ty    data[EXPRLIST_N_CACHED];
-} ExprList;
-
-/* The FstringParser is designed to add a mix of strings and
-   f-strings, and concat them together as needed. Ultimately, it
-   generates an expr_ty. */
-typedef struct {
-    PyObject *last_str;
-    ExprList expr_list;
-    int fmode;
-} FstringParser;
-
-void _PyPegen_FstringParser_Init(FstringParser *);
-int _PyPegen_parsestr(Parser *, int *, int *, PyObject **,
-                      const char **, Py_ssize_t *, Token *);
-int _PyPegen_FstringParser_ConcatFstring(Parser *, FstringParser *, const char **,
-                                const char *, int, int, Token *, Token *,
-                                Token *);
-int _PyPegen_FstringParser_ConcatAndDel(FstringParser *, PyObject *);
-expr_ty _PyPegen_FstringParser_Finish(Parser *, FstringParser *, Token *, Token *);
-void _PyPegen_FstringParser_Dealloc(FstringParser *);
+PyObject *_PyPegen_parse_string(Parser *, Token *);
+PyObject *_PyPegen_decode_string(Parser *, int, const char *, size_t, Token *);
 
 #endif