diff options
| -rw-r--r-- | ext/stringio/stringio.c | 9 | ||||
| -rw-r--r-- | test/stringio/test_stringio.rb | 6 |
2 files changed, 14 insertions, 1 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c index 13c8af9216..13f9c28dd1 100644 --- a/ext/stringio/stringio.c +++ b/ext/stringio/stringio.c @@ -1719,7 +1719,14 @@ strio_set_encoding(int argc, VALUE *argv, VALUE self) enc = rb_default_external_encoding(); } else { - enc = rb_to_encoding(ext_enc); + enc = rb_find_encoding(ext_enc); + if (!enc) { + struct rb_io_enc_t convconfig; + int oflags, fmode; + VALUE vmode = rb_str_append(rb_str_new_cstr("r:"), ext_enc); + rb_io_extract_modeenc(&vmode, 0, Qnil, &oflags, &fmode, &convconfig); + enc = convconfig.enc2; + } } ptr->enc = enc; if (WRITABLE(self)) { diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb index 5393162573..3fcb20e1fa 100644 --- a/test/stringio/test_stringio.rb +++ b/test/stringio/test_stringio.rb @@ -256,6 +256,12 @@ class TestStringIO < Test::Unit::TestCase f.set_encoding(Encoding::ASCII_8BIT) } assert_equal("foo\x83".b, f.gets) + + f = StringIO.new() + f.set_encoding("ISO-8859-16:ISO-8859-1") + assert_equal(Encoding::ISO_8859_16, f.external_encoding) + assert_equal(Encoding::ISO_8859_16, f.string.encoding) + assert_nil(f.internal_encoding) end def test_mode_error |