Function parse

src/utils/bash/ParsedCommand.ts:310–317

* Parse a command string and return a ParsedCommand instance. * Returns null if parsing fails completely.

(command: string)

   * Returns null if parsing fails completely.
   */
  parse(command: string): Promise<IParsedCommand | null> {
    if (command === lastCmd && lastResult !== undefined) {
      return lastResult
    }
    lastCmd = command
    lastResult = doParse(command)
    return lastResult
  },
}