math.fish: exit if no output (e.g. from syntax error)

Closes #1175
2025-01-13 05:28:49 +00:00 · 2014-02-05 17:26:34 +08:00 · 2014-02-05 17:26:34 +08:00 · b475325b5e
commit b475325b5e
parent 7e769252e7
1 changed files with 1 additions and 0 deletions
--- a/share/functions/math.fish
+++ b/share/functions/math.fish
@ -8,6 +8,7 @@ function math --description "Perform math calculations in bc"
 		end

 		set -l out (echo $argv|env BC_LINE_LENGTH=0 bc)
+                test -z "$out"; and return 1
 		echo $out
 		switch $out
 			case 0