Merge pull request 99designs#295 from q3aiml/zenity-prompt

add zenity prompt driver

prompt/osascript.go

@@ -1,5 +1,3 @@
-// +build darwin
-
 package prompt
 
 import (
@@ -9,7 +7,7 @@ import (
 )
 
 func OSAScriptPrompt(prompt string) (string, error) {
-	cmd := exec.Command("/usr/bin/osascript", "-e", fmt.Sprintf(`
+	cmd := exec.Command("osascript", "-e", fmt.Sprintf(`
 		display dialog "%s" default answer "" buttons {"OK", "Cancel"} default button 1
         text returned of the result
         return result`,

prompt/zenity.go

@@ -0,0 +1,22 @@
+package prompt
+
+import (
+	"fmt"
+	"os/exec"
+	"strings"
+)
+
+func ZenityPrompt(prompt string) (string, error) {
+	cmd := exec.Command("zenity", "--entry", "--title=aws-vault", fmt.Sprintf(`--text=%s`, prompt))
+
+	out, err := cmd.Output()
+	if err != nil {
+		return "", err
+	}
+
+	return strings.TrimSpace(string(out)), nil
+}
+
+func init() {
+	Methods["zenity"] = ZenityPrompt
+}