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gh-104016: Fixed off by 1 error in f string tokenizer (#104047)

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Co-authored-by: sunmy2019 <59365878+sunmy2019@users.noreply.github.com>
Co-authored-by: Ken Jin <kenjin@python.org>
Co-authored-by: Pablo Galindo <pablogsal@gmail.com>
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jx124 2023-05-02 03:15:47 +08:00 • committed by GitHub
parent 2d526cd32f
commit 5078eedc5b
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3 changed files with 25 additions and 5 deletions
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7
Parser/tokenizer.h
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@ -10,8 +10,9 @@ extern "C" {
#include "pycore_token.h" /* For token types */
#define MAXINDENT 100 /* Max indentation level */
#define MAXLEVEL 200 /* Max parentheses level */
#define MAXINDENT 100 /* Max indentation level */
#define MAXLEVEL 200 /* Max parentheses level */
#define MAXFSTRINGLEVEL 150 /* Max f-string nesting level */
enum decoding_state {
STATE_INIT,
@ -123,7 +124,7 @@ struct tok_state {
enum interactive_underflow_t interactive_underflow;
int report_warnings;
// TODO: Factor this into its own thing
tokenizer_mode tok_mode_stack[MAXLEVEL];
tokenizer_mode tok_mode_stack[MAXFSTRINGLEVEL];
int tok_mode_stack_index;
int tok_report_warnings;
#ifdef Py_DEBUG