Function processBashCommand

src/utils/processUserInput/processBashCommand.tsx:17–139

(inputString: string, precedingInputBlocks: ContentBlockParam[], attachmentMessages: AttachmentMessage[], context: ProcessUserInputContext, setToolJSX: SetToolJSXFn)

import { escapeXml } from '../xml.js';
import type { ProcessUserInputContext } from './processUserInput.js';
export async function processBashCommand(inputString: string, precedingInputBlocks: ContentBlockParam[], attachmentMessages: AttachmentMessage[], context: ProcessUserInputContext, setToolJSX: SetToolJSXFn): Promise<{
  messages: (UserMessage | AttachmentMessage | SystemMessage)[];
  shouldQuery: boolean;
}> {
  // Shell routing (docs/design/ps-shell-selection.md §5.2): consult
  // defaultShell, fall back to bash. isPowerShellToolEnabled() applies the
  // same platform + env-var gate as tools.ts so input-box routing matches
  // tool-list visibility. Computed up front so telemetry records the
  // actual shell, not the raw setting.
  const usePowerShell = isPowerShellToolEnabled() && resolveDefaultShell() === 'powershell';
  logEvent('tengu_input_bash', {
    powershell: usePowerShell
  });
  const userMessage = createUserMessage({
    content: prepareUserContent({
      inputString: `<bash-input>${inputString}</bash-input>`,
      precedingInputBlocks
    })
  });

  // ctrl+b to background indicator
  let jsx: React.ReactNode;

  // Just show initial UI
  setToolJSX({
    jsx: <BashModeProgress input={inputString} progress={null} verbose={context.options.verbose} />,
    shouldHidePromptInput: false
  });
  try {
    const bashModeContext: ProcessUserInputContext = {
      ...context,
      // TODO: Clean up this hack
      setToolJSX: _ => {
        jsx = _?.jsx;
      }
    };

    // Progress UI — shared across both shell backends (both emit ShellProgress)
    const onProgress = (progress: {
      data: ShellProgress;
    }) => {
      setToolJSX({
        jsx: <>
            <BashModeProgress input={inputString!} progress={progress.data} verbose={context.options.verbose} />
            {jsx}
          </>,
        shouldHidePromptInput: false,
        showSpinner: false
      });
    };

    // User-initiated `!` commands run outside sandbox. Both shell tools honor
    // dangerouslyDisableSandbox (checked against areUnsandboxedCommandsAllowed()
    // in shouldUseSandbox.ts). PS sandbox is Linux/macOS/WSL2 only — on Windows
    // native, shouldUseSandbox() returns false regardless (unsupported platform).
    // Lazy-require PowerShellTool so its ~300KB chunk only loads when the
    // user has actually selected the powershell default shell.
    type PSMod = typeof import('src/tools/PowerShellTool/PowerShellTool.js');