playfulprogramming / playfulprogramming/playfulprogramming
[Proposed Post]: An Introduction to Manual TypeScript Type Guards
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blog post
- Dominant language
- TypeScript
- Stars
- 227
- Forks
- 106
- Avg merge
- 1d 12h
- Merged PRs (30d)
- 56
Description
Proposed topic title:
An Introduction to Manual TypeScript Type Gaurds
Topic description:
Manual type guards in TS: const isFn = (arg: any) arg is Function => typeof arg === 'function'
Link to existing draft:
No response
Part of series:
No response
Resources
Other Notes
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 TypeScript handbook's linked “Type Guards and Differentiating Types” section and use it to define the scope of the proposed introduction. The issue provides no draft, repository file, or test target; done would be a complete educational post covering the stated manual type-guard topic.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100