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[Backport release-0.7] fix(shared): avoid indexing unindexable values in vim.tbl_get() (#18360)

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* fix(shared): avoid indexing unindexable values in vim.tbl_get()

(cherry picked from commit 95ec38dc8d)

* test: add more unindexable types

(cherry picked from commit 7dccdefce4)

Co-authored-by: William Boman <william@redwill.se>
This commit is contained in:
github-actions[bot]
2022-05-02 13:40:49 +02:00
committed by GitHub
parent 508c8a597e
commit 08cd391047
2 changed files with 8 additions and 1 deletions
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4
test/functional/lua/vim_spec.lua
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@@ -492,6 +492,10 @@ describe('lua stdlib', function()
it('vim.tbl_get', function()
eq(true, exec_lua("return vim.tbl_get({ test = { nested_test = true }}, 'test', 'nested_test')"))
eq(NIL, exec_lua("return vim.tbl_get({ unindexable = true }, 'unindexable', 'missing_key')"))
eq(NIL, exec_lua("return vim.tbl_get({ unindexable = 1 }, 'unindexable', 'missing_key')"))
eq(NIL, exec_lua("return vim.tbl_get({ unindexable = coroutine.create(function () end) }, 'unindexable', 'missing_key')"))
eq(NIL, exec_lua("return vim.tbl_get({ unindexable = function () end }, 'unindexable', 'missing_key')"))
eq(NIL, exec_lua("return vim.tbl_get({}, 'missing_key')"))
eq(NIL, exec_lua("return vim.tbl_get({})"))
end)