Function wrappedOnInput

src/hooks/usePasteHandler.ts:214–286

(input: string, key: Key, event: InputEvent)

  // the 'readable' listener in App.tsx, causing dropped characters.

  const wrappedOnInput = (input: string, key: Key, event: InputEvent): void => {
    // Detect paste from the parsed keypress event.
    // The keypress parser sets isPasted=true for content within bracketed paste.
    const isFromPaste = event.keypress.isPasted

    // If this is pasted content, set isPasting state for UI feedback
    if (isFromPaste) {
      setIsPasting(true)
    }

    // Handle large pastes (>PASTE_THRESHOLD chars)
    // Usually we get one or two input characters at a time. If we
    // get more than the threshold, the user has probably pasted.
    // Unfortunately node batches long pastes, so it's possible
    // that we would see e.g. 1024 characters and then just a few
    // more in the next frame that belong with the original paste.
    // This batching number is not consistent.

    // Handle potential image filenames (even if they're shorter than paste threshold)
    // When dragging multiple images, they may come as newline-separated or
    // space-separated paths. Split on spaces preceding absolute paths:
    // - Unix: ` /` - Windows: ` C:\` etc.
    const hasImageFilePath = input
      .split(/ (?=\/|[A-Za-z]:\\)/)
      .flatMap(part => part.split('\n'))
      .some(line => isImageFilePath(line.trim()))

    // Handle empty paste (clipboard image on macOS)
    // When the user pastes an image with Cmd+V, the terminal sends an empty
    // bracketed paste sequence. The keypress parser emits this as isPasted=true
    // with empty input.
    if (isFromPaste && input.length === 0 && isMacOS && onImagePaste) {
      checkClipboardForImage()
      // Reset isPasting since there's no text content to process
      setIsPasting(false)
      return
    }

    // Check if we should handle as paste (from bracketed paste, large input, or continuation)
    const shouldHandleAsPaste =
      onPaste &&
      (input.length > PASTE_THRESHOLD ||
        pastePendingRef.current ||
        hasImageFilePath ||
        isFromPaste ||
        (input.length >= 3 &&
          !key.return &&
          !key.tab &&
          !key.escape &&
          !key.upArrow &&
          !key.downArrow &&
          !key.leftArrow &&
          !key.rightArrow))

    if (shouldHandleAsPaste) {
      pastePendingRef.current = true
      setPasteState(({ chunks, timeoutId }) => {
        return {