From 1c9286ac0fd38f14787334c9de0ccb357568dcf8 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Wed, 8 Dec 2010 00:10:57 +0100
Subject: [PATCH] browser: restrict to browsers in column search

Retain non-browser columns for =* queries.
---
 searchlocal.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/searchlocal.js b/searchlocal.js
index 752a3ee..8ac328d 100644
--- a/searchlocal.js
+++ b/searchlocal.js
@@ -1,6 +1,7 @@
 var filterupdate;
 
 function filtercell(el, set, action) {
+	if (set === undefined) return;
 	switch (action) {
 		case 'focus':
 			el.classList[set ? 'add' : 'remove'](action);
@@ -34,9 +35,10 @@ function filtercols(table, match, action) {
 		var loc = 0;
 		for (var x = 0; x < table.rows[y].cells.length; x++) {
 			var cell = table.rows[y].cells[x];
-			if (y == 0 && match(cell)) {
-				for (var i = loc; i < loc + cell.colSpan; i++) matchloc[i] = true;
-				filtercell(table.children.item(x), true, action); // colgroup
+			if (y == 0) {
+				var res = match(cell);
+				for (var i = loc; i < loc + cell.colSpan; i++) matchloc[i] = res;
+				filtercell(table.children.item(x), res, action); // colgroup
 			}
 			filtercell(cell, matchloc[loc], action);
 			loc += cell.colSpan;
@@ -75,6 +77,7 @@ function filtertable(query, action) {
 	if (/^[a-z_]+$/.test(query) && document.querySelector('.b-a-'+query)) {
 		// column if class b-a-* exists
 		var match = function(th) {
+			if (!/\bb-a-/.test(th.className)) return;
 			return new RegExp('-'+query+'\\b').test(th.className);
 		}
 		return filtercols(table, match, action || 'toggle');
-- 
2.30.0