tomas.mirchev/nvim-tree.lua
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system_open: use asynchronous vim.loop to spawn process + let user customize the command to be used to open a file/folder with default system application (#551)

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xeluxee
2021-08-14 15:13:56 +02:00
committed by GitHub
parent 7014b6aff4
commit d74af818c0
3 changed files with 52 additions and 25 deletions
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61
lua/nvim-tree.lua
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@@ -97,34 +97,47 @@ local keypress_funcs = {
return lib.open_file('preview', node.absolute_path)
end,
system_open = function(node)
local system_command
if vim.fn.has('win16') == 1 or vim.fn.has('win32') == 1 or vim.fn.has('win64') == 1 then
system_command = 'start "" '
elseif vim.fn.has('win32unix') == 1 then
if vim.fn.stridx(vim.fn.system('uname'), 'CYGWIN') ~= -1 then
system_command = 'cygstart '
if vim.g.nvim_tree_system_open_command == nil then
if vim.fn.has('win32') == 1 or vim.fn.has('win32unix') == 1 then
vim.g.nvim_tree_system_open_command = 'cmd'
vim.g.nvim_tree_system_open_command_args = {'/c', 'start', '""'}
elseif vim.fn.has('mac') == 1 or vim.fn.has('macunix') == 1 then
vim.g.nvim_tree_system_open_command = 'open'
elseif vim.fn.has('unix') == 1 then
vim.g.nvim_tree_system_open_command = 'xdg-open'
else
system_command = 'start "" '
error('\nNvimTree system_open: cannot open file with system application. Unrecognized platform.\nPlease fill g:nvim_tree_system_open_command with the name of the system file launcher.')
return
end
elseif vim.fn.has('mac') == 1 or vim.fn.has('macunix') == 1 then
system_command = 'open '
elseif vim.fn.has('unix') == 1 then
system_command = 'xdg-open '
else
vim.cmd('echohl ErrorMsg')
vim.cmd('echomsg "NvimTree system_open: cannot open file with system application. Unsupported platform."')
vim.cmd('echohl None')
end
local process = {}
process.args = vim.g.nvim_tree_system_open_command_args or {}
table.insert(process.args, node.link_to or node.absolute_path)
process.errors = '\n'
process.stderr = luv.new_pipe(false)
process.handle, process.pid = luv.spawn(vim.g.nvim_tree_system_open_command,
{args = process.args, stdio = {nil, nil, process.stderr}},
function(code)
process.stderr:read_stop()
process.stderr:close()
process.handle:close()
if code ~= 0 then
process.errors = process.errors .. string.format('NvimTree system_open: return code %d.', code)
error(process.errors)
end
end
)
if not process.handle then
error("\n" .. process.pid .. "\nNvimTree system_open: failed to spawn process using '" .. vim.g.nvim_tree_system_open_command .. "'.")
return
end
local command_output = vim.fn.system(system_command .. '"' .. vim.fn.substitute(node.absolute_path, '"', '\\\\"', 'g') .. '"')
if vim.v.shell_error ~= 0 then
vim.cmd('echohl ErrorMsg')
vim.cmd(string.format('echomsg "NvimTree system_open: return code %d."', vim.v.shell_error))
vim.cmd('echomsg "' .. vim.fn.substitute(command_output, '\n', '" | echomsg "', 'g') .. '"')
vim.cmd('echohl None')
end
luv.read_start(process.stderr,
function(err, data)
if err then return end
if data then process.errors = process.errors .. data end
end
)
end,
}