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bpo-40619: Correctly handle error lines in programs without file mode #20090

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Merged
pablogsal merged 3 commits into from
May 14, 2020
Merged

bpo-40619: Correctly handle error lines in programs without file mode #20090

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e821e23
bpo-40619: Correctly handle error text and offset for <string> input
pablogsal May 14, 2020
3e395f0
fixup! bpo-40619: Correctly handle error text and offset for <string>…
pablogsal May 14, 2020
8a4ef9b
fixup! fixup! bpo-40619: Correctly handle error text and offset for <…
pablogsal May 14, 2020
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fixup! fixup! bpo-40619: Correctly handle error text and offset for <… 
…string> input
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@pablogsal
pablogsal committed May 14, 2020
commit 8a4ef9b167ec81ec8e42f773ace81d6bc024b6a2
7 changes: 4 additions & 3 deletions Parser/pegen/pegen.c
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Original file line number Diff line number Diff line change
Expand Up @@ -399,9 +399,10 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject *errtype,

if (!error_line) {
Py_ssize_t size = p->tok->inp - p->tok->buf;
error_line = PyUnicode_DecodeUTF8(p->tok->buf,
p->tok->buf[size-1] == '\n' ? size - 1 : size,
"replace");
if (size && p->tok->buf[size-1] == '\n') {
size--;
}
error_line = PyUnicode_DecodeUTF8(p->tok->buf, size, "replace");
if (!error_line) {
goto error;
}
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