Confusing error for `super()` in baseclass
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- Dominant language
- Rust
- Stars
- 54
- Forks
- 2
- PR merge metrics
- No merged PRs in 30d
Description
new (class { constructor() { super(); } })()
TypeError: super() must be called exactly once in a subclass constructor
at <anonymous>
at <anonymous>
This error is confusing/wrong. It is called exactly once, this just isn't a subclass
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by running the provided JavaScript reproducer in this Rust implementation and tracing the handling of super() in a base-class constructor. Identify where the reported TypeError text is selected; done means the error accurately explains that super() was used outside a subclass constructor.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript, rust
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Quiet
- Clarity
- Mostly clear
- Newbie friendliness
- 55/100