vis

commit a2a91cf82fb9068ebc889ab0fc18ea37ee074636
parent 6dff861cc1d5f3b06d0bb3b1025367b7915f2c6e
Author: zsugabubus <zsugabubus@users.noreply.github.com>
Date:   Sun, 12 Jan 2020 16:29:00 +0100

vis: don't draw colorcolumn after the end

Check for end-of-text.

Diffstat:
M
vis.c
 | 
11
++++++-----

1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/vis.c b/vis.c
@@ -286,17 +286,18 @@ static void window_draw_colorcolumn(Win *win) {
 		if (l->lineno != lineno) {
 			line_cols = 0;
 			line_cc_set = false;
-			lineno = l->lineno;
+			if (!(lineno = l->lineno))
+				break;
 		}
-
 		if (line_cc_set)
 			continue;
-		line_cols += width;
 
 		/* This screen line contains the cell we want to highlight */
-		if (line_cols >= cc) {
-			l->cells[(cc - 1) % width].style = style;
+		if (cc <= line_cols + width) {
+			l->cells[(cc - 1) - line_cols].style = style;
 			line_cc_set = true;
+		} else {
+			line_cols += width;
 		}
 	}
 }