setfenv

How are you using the lua-language-server?

Visual Studio Code Extension (sumneko.lua)

Which OS are you using?

Linux

What is the issue affecting?

Diagnostics/Syntax Checking

Expected Behaviour

no error

Actual Behaviour

Cannot assign `integer` to parameter `fun(...any):...integer|unknown`.
- `integer` cannot match `fun(...any):...integer|unknown`
- Type `integer` cannot match `fun(...any):...integer|unknown`
- Type `number` cannot match `fun(...any):...integer|unknown`Lua Diagnostics.(param-type-mismatch)

Reproduction steps

Lua version 5.1
setfenv(,

Additional Notes

maybe change definition from
`---
---Sets the environment to be used by the given function.

---View documents

---@param f async fun(...):...|integer
---@param table table
---@return function
function setfenv(f, table) end`

to
`---
---Sets the environment to be used by the given function.

---View documents

---@param f integer|async fun(...):...
---@param table table
---@return function
function setfenv(f, table) end`

Log File

No response

首先定位 issue 中显示的 setfenv 定义，并将其第一个参数的注解与 Lua 5.1 接受的参数形式进行比较。在 Lua language server 中复现该示例，并验证 setfenv(,