ParseError: Unrecognised input in with « DIV { width: 500px\9 } »
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bug
medium priority
- Dominant language
- JavaScript
- Stars
- 17k
- Forks
- 3.4k
- Avg merge
- 7h 42m
- Merged PRs (30d)
- 26
Description
Parsing success with :
DIV {
width: 500px\9;
}
ParseError: Unrecognised input in with :
DIV { width: 500px\9 }
You can found this syntax in https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css
Contributor guide
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 reproducing the two CSS snippets shown in the issue with the Less parser, comparing the version with and without the trailing semicolon. Trace the parser path for declarations containing the \9 escape, and add coverage so both forms parse successfully without a ParseError.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- css, javascript
- Domain
- compilers, frontend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100