microsoft / microsoft/monaco-editor
[Bug] Uncaught Error: Illegal value for lineNumber
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- Dominant language
- JavaScript
- Stars
- 46.8k
- Forks
- 4.1k
- Avg merge
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- Merged PRs (30d)
- 1
Description
Reproducible in vscode.dev or in VS Code Desktop?
- Not reproducible in vscode.dev or VS Code Desktop
Reproducible in the monaco editor playground?
- Not reproducible in the monaco editor playground
Monaco Editor Playground Link
No response
Monaco Editor Playground Code
var diffEditor = monaco.editor.createDiffEditor(document.getElementById('container'));
diffEditor.setModel({
original: monaco.editor.createModel("123\n2", 'javascript'),
modified: monaco.editor.createModel("123", 'javascript')
});
Reproduction Steps
edit the origin content
Actual (Problematic) Behavior
This error popped up when I modified the original content
Expected Behavior
No response
Additional Context
No response
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 with the Monaco Editor Playground using the supplied diff-editor code, then edit the original model content to reproduce the Illegal value for lineNumber error. The issue does not name a source file or test; done means the reported edit no longer produces the uncaught error.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- frontend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100