* enc/unicode.c: Activated use of case mapping data in CaseUnfold_11 array.

  (with Kimihito Matsui)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53870 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 0 deletions

diff --git a/enc/unicode.c b/enc/unicode.c
index 96294f7c3c..2170301985 100644
--- a/enc/unicode.c
+++ b/enc/unicode.c
@@ -698,6 +698,15 @@ onigenc_unicode_case_map(OnigCaseFoldType* flagP,
 		    }
 		}
 	    }
+	    else if ((folded = onigenc_unicode_unfold1_lookup(code)) != 0) {
+		if (flags&OnigCaseFoldFlags(folded->n)) {
+		    int count = OnigCodePointCount(folded->n);
+		    const OnigCodePoint *next = folded->code;
+		    MODIFIED;
+		    if (count==1)
+		        code = *next;
+		}
+	    }
 	}
 	to += ONIGENC_CODE_TO_MBC(enc, code, to);
 	/* switch from titlecase to lowercase for capitalize */