fix: panic on private field pointer

antonmashko · Sep 26, 2023 · d8f6476 · d8f6476
1 parent 8fa8e47
commit d8f6476
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/parser_field_test.go b/parser_field_test.go
@@ -383,3 +383,13 @@ func TestParse_PrivateField_Ok(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestParse_PrivateFieldPointer_Ok(t *testing.T) {
+	cfg := struct {
+		field2 *string `default:"f2"`
+	}{}
+
+	if err := envconf.Parse(&cfg); err != nil {
+		t.Fatal(err)
+	}
+}
diff --git a/type_pointer.go b/type_pointer.go
@@ -53,6 +53,9 @@ func (f *ptrType) define() error {
 	}
 
 	if f.field.isSet() && f.tmp != nil {
+		if !f.tmp.CanSet() {
+			return nil
+		}
 		f.v.Set(*f.tmp)
 	}