diff --git a/object/include/blue/object/string.h b/object/include/blue/object/string.h
index 8100fff..1e5aa62 100644
--- a/object/include/blue/object/string.h
+++ b/object/include/blue/object/string.h
@@ -15,6 +15,7 @@ typedef struct b_string b_string;
 typedef enum b_strlen_flags {
 	B_STRLEN_NORMAL = 0,
 	B_STRLEN_IGNORE_ESC = 0x01u,
+	B_STRLEN_IGNORE_MOD = 0x02u,
 } b_strlen_flags;
 
 typedef struct b_strv_builder {
diff --git a/object/string.c b/object/string.c
index f85a1cb..7a4a75c 100644
--- a/object/string.c
+++ b/object/string.c
@@ -468,24 +468,35 @@ char *b_strdup(const char *s)
 
 size_t b_strlen(const char *s, b_strlen_flags flags)
 {
-	if (!(flags & B_STRLEN_IGNORE_ESC)) {
+	if (!(flags & (B_STRLEN_IGNORE_ESC | B_STRLEN_IGNORE_MOD))) {
 		return strlen(s);
 	}
 
 	size_t out = 0;
-	bool esc = false;
 	for (size_t i = 0; s[i]; i++) {
-		if (s[i] == '\033') {
-			esc = true;
+		if (s[i] == '\033' && (flags & B_STRLEN_IGNORE_ESC)) {
+			while (!isalpha(s[i]) && s[i]) {
+				i++;
+			}
+
+			continue;
 		}
 
-		if (!esc) {
-			out++;
+		if (s[i] == '[' && (flags & B_STRLEN_IGNORE_MOD)) {
+			i++;
+			if (s[i] == '[') {
+				out++;
+				continue;
+			}
+
+			while (s[i] != ']' && s[i]) {
+				i++;
+			}
+
+			continue;
 		}
 
-		if (isalpha(s[i])) {
-			esc = false;
-		}
+		out++;
 	}
 
 	return out;