a better usage function

zpac

@@ -13,7 +13,7 @@ echo() { printf '%s\n' "$*"; }
 err() { echo "$*" >&2; }
 
 usage() {
-	while read; do echo "$REPLY"; done <<- EOF
+	while read; do usage_block+=( "$REPLY" ); done <<- EOF
 		Usage: $_self [flags] <package>
 		Flags:
 		        -h        Show this message.
@@ -24,6 +24,8 @@ usage() {
 		          -f        Force downloading package sources even if they are already present in the working directory.
 		        -w <dir>  Set the working directory.
 	EOF
+
+	printf '%s\n' "${usage_block[@]}"
 }
 
 aur.search() {