Merge pull request lindenlab#3 from lindenlab/fix-recursive-parse-wit…

…h-prefix

Fix Recursive Parse With Prefix

Version

@@ -1 +1 @@
-0.4.1
+0.4.2

env.go

@@ -80,7 +80,7 @@ func doParse(ref reflect.Value, prefix string, funcMap CustomParsers) error {
 	for i := 0; i < refType.NumField(); i++ {
 		refField := ref.Field(i)
 		if reflect.Ptr == refField.Kind() && !refField.IsNil() && refField.CanSet() {
-			err := Parse(refField.Interface())
+			err := ParseWithPrefixFuncs(refField.Interface(), prefix, funcMap)
 			if nil != err {
 				return err
 			}

env_test.go

@@ -162,6 +162,17 @@ func TestParsesEnvInner(t *testing.T) {
 	assert.Equal(t, "someinnervalue", cfg.InnerStruct.Inner)
 }
 
+func TestParsesEnvInnerWithPrefix(t *testing.T) {
+	os.Setenv("test_innervar", "someinnervalue")
+	defer os.Clearenv()
+	cfg := ParentStruct{
+		InnerStruct: &InnerStruct{},
+		unexported:  &InnerStruct{},
+	}
+	assert.NoError(t, ParseWithPrefix(&cfg, "test_"))
+	assert.Equal(t, "someinnervalue", cfg.InnerStruct.Inner)
+}
+
 func TestParsesEnvInnerNil(t *testing.T) {
 	os.Setenv("innervar", "someinnervalue")
 	defer os.Clearenv()
@@ -186,6 +197,14 @@ func TestParsesEnvDerived(t *testing.T) {
 	assert.Equal(t, "someinnervalue", cfg.Inner)
 }
 
+func TestParsesEnvDerivedWithPrefix(t *testing.T) {
+	os.Setenv("test_innervar", "someinnervalue")
+	defer os.Clearenv()
+	cfg := DerivedStruct{}
+	assert.NoError(t, ParseWithPrefix(&cfg, "test_"))
+	assert.Equal(t, "someinnervalue", cfg.Inner)
+}
+
 func TestParsesEnvDerivedInvalid(t *testing.T) {
 	os.Setenv("innernum", "-547")
 	defer os.Clearenv()