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authorNobuyoshi Nakada <[email protected]>2024-10-26 22:13:18 +0900
committergit <[email protected]>2024-10-26 13:20:34 +0000
commit484ea00d2e1c2f2409cf1b58575cdb2c298c6a45 (patch)
treebd9b20eb40e91f1d6e17c0776f75da535a82fd28 /ext/stringio/stringio.c
parentf513863c8186ebfbc2a4264929287f982fd147ea (diff)
[ruby/stringio] An empty string should be converted to empty in any encoding
https://github.com/ruby/stringio/commit/ef03f9368d
Diffstat (limited to 'ext/stringio/stringio.c')
-rw-r--r--ext/stringio/stringio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
index 6f68e46cf1..4a9cd6f1d9 100644
--- a/ext/stringio/stringio.c
+++ b/ext/stringio/stringio.c
@@ -961,6 +961,7 @@ strio_ungetc(VALUE self, VALUE c)
}
else {
StringValue(c);
+ if (RSTRING_LEN(c) == 0) return Qnil;
enc = rb_enc_get(ptr->string);
enc2 = rb_enc_get(c);
if (enc != enc2 && enc != rb_ascii8bit_encoding()) {