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Fix a bug in DAP scopes code

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While working on static links, I noticed that the DAP scopes code does
not handle the scenario where a frame decorator returns None.  This
situation should be handled identically to a frame decorator returning
an empty iterator.
This commit is contained in:
Tom Tromey 2023-10-30 10:23:35 -06:00
parent 4ead09a294
commit e9dacb1d6c
1 changed files with 6 additions and 2 deletions
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8
gdb/python/lib/gdb/dap/scopes.py
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@ -107,10 +107,14 @@ def _get_scope(id):
else:
frame = frame_for_id(id)
scopes = []
args = frame.frame_args()
# Make sure to handle the None case as well as the empty
# iterator case.
args = tuple(frame.frame_args() or ())
if args:
scopes.append(_ScopeReference("Arguments", "arguments", frame, args))
locs = frame.frame_locals()
# Make sure to handle the None case as well as the empty
# iterator case.
locs = tuple(frame.frame_locals() or ())
if locs:
scopes.append(_ScopeReference("Locals", "locals", frame, locs))
scopes.append(_RegisterReference("Registers", frame))