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fix(context): don't crash on invalid arg to nvim_get_context (#25977)

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Note: The crash happens in the second test case when using uninitialized
memory, and therefore doesn't happen with ASAN.
This commit is contained in:
zeertzjq
2023-11-11 10:21:14 +08:00
committed by GitHub
parent d1b2a5cf5f
commit e9b9a86cd5
7 changed files with 45 additions and 18 deletions
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6
test/functional/vimscript/ctx_functions_spec.lua
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@@ -375,6 +375,12 @@ describe('context functions', function()
eq(outofbounds, pcall_err(call, 'ctxset', {dummy = 1}, 0))
end)
it('errors when context dictionary is invalid', function()
call('ctxpush')
eq('Vim:E474: Failed to convert list to msgpack string buffer',
pcall_err(call, 'ctxset', { regs = { {} } }))
end)
it('sets context dictionary at index in context stack', function()
nvim('set_var', 'one', 1)
nvim('set_var', 'Two', 2)