feat(aa-log): minor improvment in rule generation & formatting.

pkg/aa/parse.go

@@ -495,9 +495,15 @@ func (r rule) String() string {
 }
 
 func isAARE(str string) bool {
-	return strings.HasPrefix(str, "@") ||
-		strings.HasPrefix(str, "/") ||
-		strings.HasPrefix(str, "\"")
+	if len(str) < 1 {
+		return false
+	}
+	switch str[0] {
+	case '@', '/', '"':
+		return true
+	default:
+		return false
+	}
 }
 
 // Convert a slice of internal rules to a slice of ApparmorRule.
@@ -652,8 +658,8 @@ done:
 }
 
 // Parse apparmor profile rules by paragraphs
-func ParseRules(input string) ([]Rules, []string, error) {
-	paragraphRules := []Rules{}
+func ParseRules(input string) (ParaRules, []string, error) {
+	paragraphRules := ParaRules{}
 	paragraphs := []string{}
 
 	for _, match := range regParagraph.FindAllStringSubmatch(input, -1) {