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bpo-45811: Improve error message when source code contains invisible control characters (GH-29654)

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Pablo Galindo Salgado 2021-11-20 18:28:28 +00:00 • committed by GitHub
parent 7a1d932528
commit 81f4e116ef
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3 changed files with 11 additions and 0 deletions
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6
Parser/tokenizer.c
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@ -2045,6 +2045,12 @@ tok_get(struct tok_state *tok, const char **p_start, const char **p_end)
break;
}
if (!Py_UNICODE_ISPRINTABLE(c)) {
char hex[9];
(void)PyOS_snprintf(hex, sizeof(hex), "%04X", c);
return syntaxerror(tok, "invalid non-printable character U+%s", hex);
}
/* Punctuation character */
*p_start = tok->start;
*p_end = tok->cur;