Clarify the LESS_CHARSET a little better

scottchiefbaker · scottchiefbaker · commit edcfd043a01b · 2021-03-31T10:12:08.000-07:00
diff --git a/diff-so-fancy b/diff-so-fancy
@@ -526,7 +526,7 @@ sub should_print_unicode {
 
 	# Otherwise, assume we're piping to less(1)
 	my ($less_env_var, $less_charset) = get_less_charset();
-	if ($less_charset =~ /utf-?8/i) {
+	if ($less_charset && $less_charset =~ /utf-?8/i) {
 		return 1;
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -526,7 +526,7 @@ sub should_print_unicode {`
`526`	`526`
`527`	`527`	`# Otherwise, assume we're piping to less(1)`
`528`	`528`	`my ($less_env_var, $less_charset) = get_less_charset();`
`529`		`- if ($less_charset =~ /utf-?8/i) {`
	`529`	`+ if ($less_charset && $less_charset =~ /utf-?8/i) {`
`530`	`530`	`return 1;`
`531`	`531`	`}`
`532`	`532`