microsoft / microsoft/TypeScript

module resolution with @types

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Description

TypeScript Version: 3.5.2

Search Terms:

Code

In typescript handhook, the module resolution is that:

image

but in the real project, there is no @types/moduleB.d.ts, it only has a @types/moduleB directory, it is confused that resolution strategy by handhook.

Expected behavior:

Actual behavior:

Playground Link:

Related Issues:

Contributor guide

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First steps

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  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 reported module-resolution case using TypeScript 3.5.2, comparing a directory-only @types/moduleB entry with the handbook's resolution description. The issue provides no expected or actual output, so clarify the intended behavior and establish a minimal reproduction before locating the relevant compiler area. Done means the behavior is specified and verified for this case.

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
compilers
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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