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package tmuxedit
import (
"fmt"
"strconv"
"strings"
"time"
)
// sendKeys is the seam for `tmux send-keys`. Override in tests.
var sendKeys = func(paneID string, keys ...string) error {
args := append([]string{"send-keys", "-t", paneID}, keys...)
_, err := runCommand("tmux", args...)
if err != nil {
return fmt.Errorf("send-keys failed: %w", err)
}
return nil
}
// sendRepeatedKey is the seam for `tmux send-keys -N <count>`. Override in
// tests. Uses -N for efficient bulk key repeats (e.g. 200 backspaces).
var sendRepeatedKey = func(paneID, key string, count int) error {
args := []string{"send-keys", "-t", paneID, "-N", strconv.Itoa(count), key}
_, err := runCommand("tmux", args...)
if err != nil {
return fmt.Errorf("send-keys -N failed: %w", err)
}
return nil
}
// sleepAfterClear pauses to let the TUI drain queued keystrokes (like bulk
// backspaces) before new text is sent. Override in tests to avoid delays.
var sleepAfterClear = func() { time.Sleep(300 * time.Millisecond) }
// deduplicateText compares the original (pre-filled) text with what the user
// returned from the editor. Returns empty string if unchanged (no-op), or
// the full edited text if anything changed. The caller is responsible for
// clearing existing pane input before sending the result, so we always return
// the complete text rather than stripping the original prefix.
func deduplicateText(original, edited string) string {
original = strings.TrimSpace(original)
edited = strings.TrimSpace(edited)
if edited == "" || edited == original {
return ""
}
return edited
}
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