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extmark: fix decoration ploblems with extmark

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54ce101 changed the way undo entries are created when adding decorations.
This creates all sorts of problems.This change fixes the problem by
reverting to the previous behavior.
This commit is contained in:
erw7
2020-09-23 10:33:18 +09:00
parent 4f8d98e583
commit 620c8fdfe9
4 changed files with 35 additions and 3 deletions
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12
test/functional/api/highlight_spec.lua
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@@ -7,6 +7,7 @@ local meths = helpers.meths
local funcs = helpers.funcs
local pcall_err = helpers.pcall_err
local ok = helpers.ok
local assert_alive = helpers.assert_alive
describe('API: highlight',function()
local expected_rgb = {
@@ -145,4 +146,15 @@ describe('API: highlight',function()
eq({foreground=tonumber("0x888888"), background=tonumber("0x888888")},
meths.get_hl_by_name("Shrubbery", true))
end)
it("nvim_buf_add_highlight to other buffer doesn't crash if undo is disabled #12873", function()
command('vsplit file')
local err, _ = pcall(meths.buf_set_option, 1, 'undofile', false)
eq(true, err)
err, _ = pcall(meths.buf_set_option, 1, 'undolevels', -1)
eq(true, err)
err, _ = pcall(meths.buf_add_highlight, 1, -1, 'Question', 0, 0, -1)
eq(true, err)
assert_alive()
end)
end)