diff options
| -rw-r--r-- | runtime/lua/vim/shared.lua | 3 | ||||
| -rw-r--r-- | test/functional/lua/vim_spec.lua | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/runtime/lua/vim/shared.lua b/runtime/lua/vim/shared.lua index f980547ae4..f4a57c13c8 100644 --- a/runtime/lua/vim/shared.lua +++ b/runtime/lua/vim/shared.lua @@ -49,6 +49,9 @@ vim.deepcopy = (function() if f then return f(orig, cache or {}) else + if type(orig) == 'userdata' and orig == vim.NIL then + return vim.NIL + end error('Cannot deepcopy object of type ' .. type(orig)) end end diff --git a/test/functional/lua/vim_spec.lua b/test/functional/lua/vim_spec.lua index 6d0d87746c..21f2c19fbb 100644 --- a/test/functional/lua/vim_spec.lua +++ b/test/functional/lua/vim_spec.lua @@ -419,6 +419,12 @@ describe('lua stdlib', function() return getmetatable(t2) == mt ]])) + ok(exec_lua([[ + local t1 = {a = vim.NIL} + local t2 = vim.deepcopy(t1) + return t2.a == vim.NIL + ]])) + matches('Cannot deepcopy object of type thread', pcall_err(exec_lua, [[ local thread = coroutine.create(function () return 0 end) |