珍妮特 基本原理和设计已在部分涵盖 快速范例 (import sh) # raise an error on failure. (sh/$ touch foo.txt) # raise an error on failure, return command output. (sh/$< echo "hello world!") "hello world!\n" # return true or false depending on process success. (when (sh/$? true) (print "cool!")) # pipelines (sh/$ cat ,p