Skip unexported fields in encode

Fixes BurntSushi#29
Oneledger · May 12, 2014 · 72196a7 · 72196a7
1 parent 79bdfaa
commit 72196a7
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Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/encode.go b/encode.go
@@ -378,6 +378,10 @@ func (enc *Encoder) eStruct(key Key, rv reflect.Value) error {
 	addFields = func(rt reflect.Type, rv reflect.Value, start []int) error {
 		for i := 0; i < rt.NumField(); i++ {
 			f := rt.Field(i)
+			// skip unexporded fields
+			if f.PkgPath != "" {
+				continue
+			}
 			frv := rv.Field(i)
 			if f.Anonymous {
 				t := frv.Type()

diff --git a/encode_test.go b/encode_test.go
@@ -67,6 +67,13 @@ func TestEncode(t *testing.T) {
 			input:      struct{ String string }{"foo"},
 			wantOutput: `String = "foo"`,
 		},
+		"string field and unxeported field": {
+			input: struct {
+				String     string
+				unexported int
+			}{"foo", 0},
+			wantOutput: `String = "foo"`,
+		},
 		"array fields": {
 			input: struct {
 				IntArray0 [0]int