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Improve reporting of unexpected exceptions

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This commit is contained in:
Joscha 2021-05-22 18:36:25 +02:00
parent 54dd2f8337
commit dfde0e2310
1 changed files with 17 additions and 14 deletions
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29
PFERD/logging.py
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@ -113,24 +113,27 @@ class Log:
self.print(f"[red]{escape(text)}")
def unexpected_exception(self) -> None:
t, v, tb = sys.exc_info()
"""
Call this in an "except" clause to log an unexpected exception.
"""
t, v, tb = sys.exc_info()
if t is None or v is None or tb is None:
# We're not currently handling an exception, so somebody probably
# called this function where they shouldn't.
self.error("Something unexpected happened")
self.error_contd("")
for line in traceback.format_stack():
self.error_contd(line[:-1]) # Without the newline
self.error_contd("")
else:
self.error("An unexpected exception occurred")
self.error_contd("")
self.error_contd(traceback.format_exc())
for line in traceback.format_tb(tb):
self.error_contd(line[:-1]) # Without trailing newline
if str(v):
self.error_contd(f"{t.__name__}: {v}")
else:
self.error_contd(t.__name__)
self.error_contd("")
self.error_contd("""
An unexpected exception occurred. This usually shouldn't happen. Please copy
your program output and send it to the PFERD maintainers, either directly or as
a GitHub issue: https://github.com/Garmelon/PFERD/issues/new
Please copy your program output and send it to the PFERD maintainers, either
directly or as a GitHub issue: https://github.com/Garmelon/PFERD/issues/new
""".strip())
def explain_topic(self, text: str) -> None: