From 5efab2c13073a826d490fe3bae9ff19460c891b0 Mon Sep 17 00:00:00 2001
From: evalphobia <evalphobia@gmail.com>
Date: Thu, 1 Mar 2018 17:04:32 +0900
Subject: [PATCH] [rekognition] Add helper method for InvalidParameterException
 error (#27)

---
 rekognition/error.go | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/rekognition/error.go b/rekognition/error.go
index a3f678a..b5b5cfe 100644
--- a/rekognition/error.go
+++ b/rekognition/error.go
@@ -2,7 +2,10 @@ package rekognition
 
 import "strings"
 
-var msgInvalidImageEncoding = `InvalidImageFormatException: Invalid image encoding`
+const (
+	msgInvalidImageEncoding = `InvalidImageFormatException: Invalid image encoding`
+	msgInvalidParameter     = `InvalidParameterException: Request has Invalid Parameters`
+)
 
 // IsErrorInvalidImageEncoding checks if gicen error is `Invalid image encoding`.
 func IsErrorInvalidImageEncoding(err error) (ok bool) {
@@ -12,3 +15,12 @@ func IsErrorInvalidImageEncoding(err error) (ok bool) {
 
 	return strings.Contains(err.Error(), msgInvalidImageEncoding)
 }
+
+// IsErrorInvalidParameter checks if gicen error is `Invalid image encoding`.
+func IsErrorInvalidParameter(err error) (ok bool) {
+	if err == nil {
+		return false
+	}
+
+	return strings.Contains(err.Error(), msgInvalidImageEncoding)
+}