gin.Context with fallback value from c.Request.Context()

context.go

@@ -1186,8 +1186,12 @@ func (c *Context) Value(key interface{}) interface{} {
 		return c.Request
 	}
 	if keyAsString, ok := key.(string); ok {
-		val, _ := c.Get(keyAsString)
+		if val, exists := c.Get(keyAsString); exists {
 			return val
 		}
+	}
+	if c.Request == nil || c.Request.Context() == nil {
 		return nil
+	}
+	return c.Request.Context().Value(key)
 }

context_test.go

@@ -2057,3 +2057,17 @@ func TestRemoteIPFail(t *testing.T) {
 	assert.Nil(t, ip)
 	assert.False(t, trust)
 }
+
+func TestContextWithFallbackValueFromRequestContext(t *testing.T) {
+	var key struct{}
+	c := &Context{}
+	c.Request, _ = http.NewRequest("POST", "/", nil)
+	c.Request = c.Request.WithContext(context.WithValue(context.TODO(), key, "value"))
+
+	assert.Equal(t, "value", c.Value(key))
+
+	c2 := &Context{}
+	c2.Request, _ = http.NewRequest("POST", "/", nil)
+	c2.Request = c2.Request.WithContext(context.WithValue(context.TODO(), "key", "value2"))
+	assert.Equal(t, "value2", c2.Value("key"))
+}