web_shell hangs when typing cd {"_": ""}

[rpaquay]

[ussuri]

Update: now it prints an error message.

Error: Unknown {value: "TypeError: spec.indexOf is not a function Typ eError: spec.indexOf is not a function\n at new Path (https://loca lhost:8080/tmp/samples/web_shell/js/axiom_base.amd.concat.js:5705:27) \n at Function.Path.abs (https://localhost:8080/tmp/samples/web_sh ell/js/axiom_base.amd.concat.js:5838:16)\n at Wash.absPath (https: //localhost:8080/tmp/samples/web_shell/js/wash.amd.concat.js:3282:19) \n at Wash.builtins.cd (https://localhost:8080/tmp/samples/web_she ll/js/wash.amd.concat.js:3082:27)\n at JsExecutable.execute (https ://localhost:8080/tmp/samples/web_shell/js/axiom_base.amd.concat.js:4 742:20)\n at JsExecuteContext.execute (https://localhost:8080/tmp/ samples/web_shell/js/axiom_base.amd.concat.js:4830:36)\n at Wash.d ispatchExecuteContext (https://localhost:8080/tmp/samples/web_shell/j s/wash.amd.concat.js:3657:17)\n at null. (https://local host:8080/tmp/samples/web_shell/js/wash.amd.concat.js:3646:25)"}