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-rw-r--r--encoding.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/encoding.c b/encoding.c
index c50a470d05..c77d3519b4 100644
--- a/encoding.c
+++ b/encoding.c
@@ -1475,7 +1475,7 @@ rb_enc_default_external(void)
* encoding may not be valid. Be sure to check String#valid_encoding?.
*
* File data written to disk will be transcoded to the default external
- * encoding when written.
+ * encoding when written, if default_internal is not nil.
*
* The default external encoding is initialized by the locale or -E option.
*/
@@ -1560,8 +1560,7 @@ rb_enc_default_internal(void)
* The script encoding (__ENCODING__), not default_internal, is used as the
* encoding of created strings.
*
- * Encoding::default_internal is initialized by the source file's
- * internal_encoding or -E option.
+ * Encoding::default_internal is initialized with -E option or nil otherwise.
*/
static VALUE
get_default_internal(VALUE klass)