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perf(tui): optimistically echo simple input

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Brooklyn Nicholson 2026-04-26 03:07:15 -05:00
parent 19d75d1797
commit 9bb3bc422d
1 changed files with 5 additions and 1 deletions
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6
ui-tui/src/components/textInput.tsx
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@ -10,11 +10,12 @@ import { isActionMod, isMac, isMacActionFallback } from '../lib/platform.js'
type InkExt = typeof Ink & {
stringWidth: (s: string) => number
useDeclaredCursor: (a: { line: number; column: number; active: boolean }) => (el: any) => void
useStdout: () => { stdout?: NodeJS.WriteStream }
useTerminalFocus: () => boolean
}
const ink = Ink as unknown as InkExt
const { Box, Text, useStdin, useInput, stringWidth, useDeclaredCursor, useTerminalFocus } = ink
const { Box, Text, useStdin, useInput, useStdout, stringWidth, useDeclaredCursor, useTerminalFocus } = ink
const ESC = '\x1b'
const INV = `${ESC}[7m`
@ -293,6 +294,7 @@ export function TextInput({
const [sel, setSel] = useState<null | { end: number; start: number }>(null)
const fwdDel = useFwdDelete(focus)
const termFocus = useTerminalFocus()
const { stdout } = useStdout()
const curRef = useRef(cur)
const selRef = useRef<null | { end: number; start: number }>(null)
@ -787,6 +789,7 @@ export function TextInput({
!selected &&
!mask &&
!placeholder &&
!!stdout?.isTTY &&
c === v.length &&
!v.includes('\n') &&
stringWidth(text) === text.length &&
@ -796,6 +799,7 @@ export function TextInput({
c += text.length
if (simpleAppend) {
stdout!.write(text)
commit(v, c, true, false)
return