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Fix thrown exceptions is within functions in WCI #26

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Fix thrown exceptions is within functions in WCI #26

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18 changes: 16 additions & 2 deletions src/widget_code_input/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -104,13 +104,27 @@ def format_generic_error_msg(exc, code_widget):

It will require also the code_widget instance, to get the actual source code.

:note: this must be called from withou the exception, as it will get the current traceback state.
:note: this must be called from without the exception, as it will get the current traceback state.

:param exc: The exception that is being processed.
:param code_widget: the instance of the code widget with the code that raised the exception.
"""
error_class, _, tb = sys.exc_info()
line_number = traceback.extract_tb(tb)[-1][1]
frame_summaries = traceback.extract_tb(tb)
# The correct frame summary corresponding to wci not allways at the end
# therefore we loop through all of them
wci_frame_summary = None
for frame_summary in frame_summaries:
if frame_summary.filename == "widget_code_input":
wci_frame_summary = frame_summary
if wci_frame_summary is None:
warning.warn(
"Could not find traceback frame corresponding to "
"widget_code_input, we output whole error message."
)

return exc
line_number = wci_frame_summary[1]
code_lines = code_widget.full_function_code.splitlines()

err_msg = f"{error_class.__name__} in code input: {str(exc)}\n"
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