vis: add motions to move by codepoints

Some people might prefer this for <Backspace> behavior. Except for that
and debugging purposes using `ga` and `g8` it is not yet that useful.

1 files changed, 12 insertions, 0 deletions

diff --git a/text-motions.c b/text-motions.c
index ee8220e..210e1f4 100644
--- a/text-motions.c
+++ b/text-motions.c
@@ -39,6 +39,18 @@ size_t text_char_prev(Text *txt, size_t pos) {
 	return it.pos;
 }
 
+size_t text_codepoint_next(Text *txt, size_t pos) {
+	Iterator it = text_iterator_get(txt, pos);
+	text_iterator_codepoint_next(&it, NULL);
+	return it.pos;
+}
+
+size_t text_codepoint_prev(Text *txt, size_t pos) {
+	Iterator it = text_iterator_get(txt, pos);
+	text_iterator_codepoint_prev(&it, NULL);
+	return it.pos;
+}
+
 static size_t find_next(Text *txt, size_t pos, const char *s, bool line) {
 	if (!s)
 		return pos;