LuaLS / LuaLS/lua-language-server

Support optional chaining

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#2,076 8 comments 0 reactions 0 assignees View on GitHub

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enhancement
Dominant language
Lua
Stars
4.4k
Forks
442
PR merge metrics
No merged PRs in 30d

Description

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?

Formatting

Expected Behaviour
        if weaps[i]?.serial ~= tempInv[i].vars.serial then
            if weaps[i]?.obj then
                DeleteObject(weaps[i].obj)
                weaps[i] = nil
            end
            GiveWeap(tempInv[i])
        end
Actual Behaviour

syntax Problem '?'

Reproduction steps
  1. Go to '...'
  2. Click '...'
  3. See error '...'
Additional Notes

No response

Log File

No response

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the formatting failure in the Visual Studio Code Extension with the optional-chaining examples from the issue. Trace how the Lua language server parses and formats the expressions, then verify that both examples no longer report a syntax problem and are formatted correctly.

Written by the indexing model from the issue text.

Assessment

Tech stack
lua
Domain
tooling
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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