dot is magic

source/regex.c

@@ -24,7 +24,7 @@ bool is_magic(const char c) {
 	if (is_quantifier(c)) {
 		return true;
 	}
-	for (const char * s = "\\[]"; *s != '\00'; s++) {
+	for (const char * s = "\\[]."; *s != '\00'; s++) {
 		if (*s == c) {
 			return true;
 		}