diff options
Diffstat (limited to 'config/command.go')
-rw-r--r-- | config/command.go | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/config/command.go b/config/command.go new file mode 100644 index 0000000..34142cd --- /dev/null +++ b/config/command.go @@ -0,0 +1,32 @@ +package config + +import ( + "strings" + + "github.com/pkg/errors" +) + +func validateCommand(cmd string) error { + tokens := strings.Split(cmd, " ") + switch tokens[0] { + case "cp": + if len(tokens) != 3 { + return errors.New("cp command takes exactly two arguments") + } + case "exec": + if len(tokens) <= 1 { + return errors.New("exec command needs arguments") + } + case "mkdir": + if len(tokens) != 2 { + return errors.New("mkdir command takes exactly one argument") + } + case "wait": + if len(tokens) != 1 { + return errors.New("wait command takes no arguments") + } + default: + return errors.New("Invalid command : " + tokens[0]) + } + return nil +} |