object: b_strlen and b_string_get_size can now ignore term's formatting codes

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 {

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++;
 			}
 
-		if (!esc) {
+			continue;
+		}
+
+		if (s[i] == '[' && (flags & B_STRLEN_IGNORE_MOD)) {
+			i++;
+			if (s[i] == '[') {
 				out++;
+				continue;
 			}
 
-		if (isalpha(s[i])) {
-			esc = false;
+			while (s[i] != ']' && s[i]) {
+				i++;
 			}
+
+			continue;
+		}
+
+		out++;
 	}
 
 	return out;