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fix(vim.system): make timeout work properly

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Mimic the behaviour of timeout(1) from coreutils.
This commit is contained in:
Lewis Russell
2023-09-04 11:30:16 +01:00
parent a44521f46e
commit 6d5f12efd2
4 changed files with 103 additions and 59 deletions
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8
runtime/lua/vim/_editor.lua
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@@ -107,7 +107,8 @@ vim.log = {
--- Handle output from stdout. When passed as a function must have the signature `fun(err: string, data: string)`.
--- Defaults to `true`.
--- - text: (boolean) Handle stdout and stderr as text. Replaces `\r\n` with `\n`.
--- - timeout: (integer)
--- - timeout: (integer) Run the command with a time limit. Upon timeout the process is sent the
--- TERM signal (15) and the exit code is set to 124.
--- - detach: (boolean) If true, spawn the child process in a detached state - this will make it
--- a process group leader, and will effectively enable the child to keep running after the
--- parent exits. Note that the child process will still keep the parent's event loop alive
@@ -118,13 +119,14 @@ vim.log = {
---
--- @return SystemObj Object with the fields:
--- - pid (integer) Process ID
--- - wait (fun(timeout: integer|nil): SystemCompleted)
--- - wait (fun(timeout: integer|nil): SystemCompleted) Wait for the process to complete. Upon
--- timeout the process is sent the KILL signal (9) and the exit code is set to 124.
--- - SystemCompleted is an object with the fields:
--- - code: (integer)
--- - signal: (integer)
--- - stdout: (string), nil if stdout argument is passed
--- - stderr: (string), nil if stderr argument is passed
--- - kill (fun(signal: integer))
--- - kill (fun(signal: integer|string))
--- - write (fun(data: string|nil)) Requires `stdin=true`. Pass `nil` to close the stream.
--- - is_closing (fun(): boolean)
function vim.system(cmd, opts, on_exit)