duplicate field error when setting a field to a function in an if/else

How are you using the lua-language-server?

Visual Studio Code Extension (sumneko.lua)

Which OS are you using?

Windows

What is the issue affecting?

Diagnostics/Syntax Checking

Expected Behaviour

No duplicate field error

Actual Behaviour

  if x then
    t.s = function() return 1 end
  else
    t.s = function() return 2 end
  end

This is not a duplicate field and should not be an error

Reproduction steps

  if x then
    t.s = function() return 1 end
  else
    t.s = function() return 2 end
  end

Write that into the editor. See error as indicated above.

Additional Notes

v3.6.4

Log File

file_c%3A_Users_User_AppData_Roaming_Factorio_mods_space-exploration.log

使用提供的条件赋值代码片段在 Visual Studio Code 扩展中重现该诊断，重点关注 Diagnostics/Syntax Checking 入口点。追踪为什么两个分支赋值会被报告为重复字段，然后验证同一个示例不再产生该错误。