Slash Command Keyboard Handler (Chat/slashKeyboardUtils.ts)

Handles keyboard events for slash command suggestions in chat UI

// Source: https://github.com/agentscope-ai/QwenPaw | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
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/**
 * slashKeyboardUtils.ts — extracted keyboard logic for slash suggestions (#3274)
 *
 * These pure functions encapsulate the keyboard-event decision logic used in
 * Chat/index.tsx so they can be unit-tested without mounting the full component.
 */

/**
 * Returns true when the slash-suggestion popup should be considered open.
 * The popup is open when the textarea value starts with "/" and contains
 * no whitespace after the slash (i.e. the user is still typing the command).
 */
export function isSuggestionPopupOpen(value: string): boolean {
  return value.startsWith("/") && !/

... (truncated -- full source via MCP)