angular/components

cdkTextareaAutosize: emit event when the textarea height changes

Open

#10,472 opened on Mar 19, 2018

View on GitHubContributor guide
 (2 comments) (2 reactions) (0 assignees)TypeScript (6,650 forks)batch import
P5area: cdk/text-fieldhelp wanted

Repository metrics

Stars
 (24,044 stars)
PR merge metrics
 (Avg merge 3d 12h) (98 merged PRs in 30d)

Description

It would be more efficient than checking on every keyup of the area.

Contributor guide

Research direction
Study the cdkTextareaAutosize directive source code to understand where height changes occur, then add an @Output EventEmitter to emit the new height when the textarea resizes. Ensure the event is emitted after the internal setSize() call completes.
Tech stack
typescriptangular
Domain
frontend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
AngularTypeScriptRxJS
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
65