Function assertNotTemplate

packages/computer/src/sh.ts:79–88

(command: unknown)

// indexed array shape survives. Either way the unsafe path fails
// loudly and points at the fix.
export function assertNotTemplate(command: unknown): asserts command is string {
  if (Array.isArray(command)) {
    throw new TypeError(
      "The remote stub's exec() does not take a tagged template. Reach the " +
        "Workspace through getWorkspace(stub) and call exec as a template there, " +
        "or wrap the command in the sh tag so interpolated values are escaped " +
        "before the command crosses the RPC boundary.",
    );
  }
}

// Tagged template that builds a shell command string with every
// interpolated value escaped. The static template parts come from