EncodeRuneToString

R=rsc
DELTA=22  (22 added, 0 deleted, 0 changed)
OCL=26779
CL=26792

1 files changed, 11 insertions, 0 deletions

diff --git a/src/lib/utf8.go b/src/lib/utf8.go
index ff55df802..e7a5594b9 100644
--- a/src/lib/utf8.go
+++ b/src/lib/utf8.go
@@ -256,6 +256,17 @@ func EncodeRune(rune int, p []byte) int {
 	return 4;
 }
 
+// EncodeRuneToString returns the string corresponding to the UTF-8 encoding of the rune.
+func EncodeRuneToString(rune int) string {
+	if rune < _Rune1Max {
+		return string([1]byte{byte(rune)})
+	}
+
+	var buf[UTFMax] byte;
+	size := EncodeRune(rune, buf);
+	return string(buf[0:size]);
+}
+
 // RuneCount returns the number of runes in p.  Erroneous and short
 // encodings are treated as single runes of width 1 byte.
 func RuneCount(p []byte) int {