Microsoft/TypeScript

Use function type shorthands when displaying signature help

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#8,134 opened on Apr 17, 2016

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Description

From @unional on April 14, 2016 23:32

image I would be great if when tape((<cursor>)) it would be able to drill in the tape.TestCase and show the signature of the callback. :tulip:

This is probably on tsc, but let's start here. :smile:

Copied from original issue: Microsoft/vscode#5284

Contributor guide

Research direction
Investigate the TypeScript language service's signature help provider and understand how to display function type shorthands for callbacks. Look for existing logic that shows parameter hints and how to resolve the type of the callback argument to display its signature.
Tech stack
typescript
Domain
developer experience
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
5
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Over 1 week
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
TypeScriptEditor integration
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
20