# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1680868456 -7200
# Node ID 164c2787901a2308ac4e13f186b1ea174bffdd22
# Parent  4ae759490e31ce4e1128b41f2ef1ee8c5dea08a7
util.human.io: Coerce $COLUMNS to number

os.getenv() returns a string but term_width() should return a number

diff -r 4ae759490e31 -r 164c2787901a util/human/io.lua
--- a/util/human/io.lua	Fri Apr 07 13:53:40 2023 +0200
+++ b/util/human/io.lua	Fri Apr 07 13:54:16 2023 +0200
@@ -109,7 +109,7 @@
 end
 
 local function term_width(default)
-	local env_cols = os.getenv "COLUMNS";
+	local env_cols = tonumber(os.getenv "COLUMNS");
 	if env_cols then return env_cols; end
 	local stty = io.popen("stty -a");
 	if not stty then return default; end