Files
neovim/runtime/lua/provider/health.lua
dundargoc 41b7586cbb refactor: rewrite clipboard provider healthchecks in Lua
This is required to remove the vimscript checkhealth functions.
2023-04-09 20:46:53 +02:00

56 lines
1.5 KiB
Lua

local M = {}
-- Returns true if `cmd` exits with success, else false.
local function cmd_ok(cmd)
vim.fn.system(cmd)
return vim.v.shell_error == 0
end
local function executable(exe)
return vim.fn.executable(exe) == 1
end
local function is_blank(s)
return s:find('^%s*$') ~= nil
end
local function clipboard()
vim.health.report_start('Clipboard (optional)')
if
os.getenv('TMUX')
and executable('tmux')
and executable('pbpaste')
and not cmd_ok('pbpaste')
then
local tmux_version = string.match(vim.fn.system('tmux -V'), '%d+%.%d+')
local advice = {
'Install tmux 2.6+. https://superuser.com/q/231130',
'or use tmux with reattach-to-user-namespace. https://superuser.com/a/413233',
}
vim.health.report_error('pbcopy does not work with tmux version: ' .. tmux_version, advice)
end
local clipboard_tool = vim.fn['provider#clipboard#Executable']()
if vim.g.clipboard and is_blank(clipboard_tool) then
local error_message = vim.fn['provider#clipboard#Error']()
vim.health.report_error(
error_message,
"Use the example in :help g:clipboard as a template, or don't set g:clipboard at all."
)
elseif is_blank(clipboard_tool) then
vim.health.report_warn(
'No clipboard tool found. Clipboard registers (`"+` and `"*`) will not work.',
':help clipboard'
)
else
vim.health.report_ok('Clipboard tool found: ' .. clipboard_tool)
end
end
function M.check()
clipboard()
end
return M