add shell.Output()

run.go

@@ -212,3 +212,36 @@ func RunCmdRun(workingpath string, parts []string) error {
 	}
 	return nil
 }
+
+// run, but set the working path
+func Output(path string, args []string) *RunResult {
+	r := new(RunResult)
+	r.Path = path
+	r.Argv = args
+	if len(args) == 0 {
+		r.Ok = true
+		r.Err = ErrorArgvEmpty
+		return r
+	}
+	if args[0] == "" {
+		r.Ok = false
+		r.Err = ErrorArgvEmpty
+		return r
+	}
+	thing := args[0]
+	parts := args[1:]
+	cmd := exec.Command(thing, parts...)
+	cmd.Dir = path
+	output, err := cmd.CombinedOutput()
+
+	if err := cmd.Run(); err != nil {
+		r.Ok = false
+		r.Err = err
+		r.Output = output
+		return r
+	}
+	r.Output = output
+	r.Err = err
+	r.Ok = true
+	return r
+}