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Character based key handlers are not surrogate pair aware #1587
Description
Environment
PS version: 7.0.0
PSReadline version: 2.0.0
os: 10.0.18362.1 (WinBuild.160101.0800)
PS file version: 7.0.0.0
HostName: ConsoleHost
BufferWidth: 140
BufferHeight: 3000
Exception report
Steps to reproduce
- Copy a surrogate pair to clipboard (like 😀)
- In a terminal that supports emojis, paste it
- Press Backspace
Expected behavior
The buffer is empty.
Actual behavior
The buffer contains the high surrogate of the pasted surrogate pair.
This also applies to most character level handlers, including:
- ForwardChar
- BackwardChar
- DeleteChar
- Delete
And their VI variants.
Activity
daxian-dbw commentedon Jun 10, 2020
For me later:
Reference to the related issue: #1329
SeeminglyScience commentedon Aug 25, 2020
Steven Penny (@nu8) that's not especially on topic to be honest. Most folks aren't going to stop using PowerShell so that they can type emojis a little better. Either way though this isn't really the place to pitch it.