* [PATCH] string.c (str_uminus): update doc for deduplication
@ 2017-03-08 21:23 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2017-03-08 21:23 UTC (permalink / raw)
To: spew
As of r57698, String#-@ can return pre-existing strings.
---
string.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/string.c b/string.c
index e95ed2be69..c002c9c24e 100644
--- a/string.c
+++ b/string.c
@@ -2520,8 +2520,8 @@ str_uplus(VALUE str)
*
* If the string is frozen, then return the string itself.
*
- * If the string is not frozen, then duplicate the string
- * freeze it and return it.
+ * If the string is not frozen, return a frozen, possibly pre-existing
+ * copy of it.
*/
static VALUE
str_uminus(VALUE str)
--
EW
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2017-03-08 21:23 [PATCH] string.c (str_uminus): update doc for deduplication Eric Wong
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