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* added inital async setup * update README.md
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,75 @@ | ||
local M = {} | ||
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function M:new(args) | ||
args = args or {} | ||
for index, arg in pairs(args) do | ||
self[index] = arg | ||
end | ||
setmetatable(args, self) | ||
self.__index = self | ||
return args | ||
end | ||
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||
local function close_pipe(pipe) | ||
if pipe ~= nil and not pipe:is_closing() then | ||
pipe:close() | ||
end | ||
end | ||
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function M.close_all() | ||
close_pipe(M.stdin) | ||
close_pipe(M.stderr) | ||
close_pipe(M.stdout) | ||
close_pipe(M.handle) | ||
end | ||
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function M.init_options() | ||
local options = {} | ||
local args = vim.fn.split(M.cmd, ' ') | ||
M.stdin = vim.loop.new_pipe(false) | ||
M.stdout = vim.loop.new_pipe(false) | ||
M.stderr = vim.loop.new_pipe(false) | ||
options.command = table.remove(args, 1) | ||
options.args = args | ||
options.stdio = { | ||
M.stdin, | ||
M.stdout, | ||
M.stderr | ||
} | ||
if M.cwd then | ||
options.cwd = M.cwd | ||
end | ||
if M.env then | ||
options.env = M.env | ||
end | ||
if M.detach then | ||
options.detach = M.detach | ||
end | ||
return options | ||
end | ||
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function M.start() | ||
local options = M.init_options() | ||
M.handle = vim.loop.spawn(options.command, options, vim.schedule_wrap(M.stop)) | ||
if M.on_stdout then | ||
M.stdout:read_start(vim.schedule_wrap(M.on_stdout)) | ||
end | ||
if M.on_stderr then | ||
M.stderr:read_start(vim.schedule_wrap(M.on_stderr)) | ||
end | ||
end | ||
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function M.stop(code, signal) | ||
if M.on_exit then | ||
M.on_exit(code, signal) | ||
end | ||
if M.on_stdout then | ||
M.stdout:read_stop() | ||
end | ||
if M.on_stderr then | ||
M.stderr:read_stop() | ||
end | ||
M.close_all() | ||
end | ||
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return M |
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