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api: add nvim_buf_call to call function with curbuf changed to buffer

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Björn Linse
2020-09-09 10:37:42 +02:00
parent 542022aae4
commit ead2fcf4ee
2 changed files with 63 additions and 0 deletions
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25
test/functional/lua/vim_spec.lua
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@@ -1330,4 +1330,29 @@ describe('lua stdlib', function()
eq(false, pcall_result)
end)
end)
describe('vim.api.nvim_buf_call', function()
it('can access buf options', function()
local buf1 = meths.get_current_buf()
local buf2 = exec_lua [[
buf2 = vim.api.nvim_create_buf(false, true)
return buf2
]]
eq(false, meths.buf_get_option(buf1, 'autoindent'))
eq(false, meths.buf_get_option(buf2, 'autoindent'))
local val = exec_lua [[
return vim.api.nvim_buf_call(buf2, function()
vim.cmd "set autoindent"
return vim.api.nvim_get_current_buf()
end)
]]
eq(false, meths.buf_get_option(buf1, 'autoindent'))
eq(true, meths.buf_get_option(buf2, 'autoindent'))
eq(buf1, meths.get_current_buf())
eq(buf2, val)
end)
end)
end)