1 files changed, 2 insertions(+), 1 deletions(-)

M vt/unicode.ha

@@ 254,7 254,8 @@ fn mk_wcwidth(ucs: u32) int = {
 	return 1;
 };
 
-fn rune_width(rn: rune) int = {
+// Report the column width of an ISO 10646 character
+export fn rune_width(rn: rune) int = {
 	const ucs = rn: u32;
 	if (table_match(fullwidth, ucs)) {
 		return 1;