fix(textinput): render placeholders without null bytes#990

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Yongcheng123 wants to merge 1 commit into

charmbracelet:mainfrom

Yongcheng123:fix/textinput-placeholder-rendering

Yongcheng123 commented May 29, 2026

Summary

make placeholder rendering grapheme-aware instead of copying into a zero-filled rune buffer
truncate placeholder text with ansi.Truncate and pad the remaining width without emitting null bytes
re-enable and tighten placeholder regression tests, including an emoji placeholder case

Testing

go test ./textinput
go test ./...
go vet ./...

Closes #573


          fix(textinput): render placeholders without null bytes

7ac13af

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