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

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max 🍓
2024-11-14 22:03:09 +00:00
parent 9ac204e84e
commit b2c9c7cab9
2 changed files with 21 additions and 9 deletions
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1
object/include/blue/object/string.h
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@@ -15,6 +15,7 @@ typedef struct b_string b_string;
typedef enum b_strlen_flags { typedef enum b_strlen_flags {
B_STRLEN_NORMAL = 0, B_STRLEN_NORMAL = 0,
B_STRLEN_IGNORE_ESC = 0x01u, B_STRLEN_IGNORE_ESC = 0x01u,
B_STRLEN_IGNORE_MOD = 0x02u,
} b_strlen_flags; } b_strlen_flags;
typedef struct b_strv_builder { typedef struct b_strv_builder {

25
object/string.c
View File

@@ -468,24 +468,35 @@ char *b_strdup(const char *s)
size_t b_strlen(const char *s, b_strlen_flags flags) 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); return strlen(s);
} }
size_t out = 0; size_t out = 0;
bool esc = false;
for (size_t i = 0; s[i]; i++) { for (size_t i = 0; s[i]; i++) {
if (s[i] == '\033') { if (s[i] == '\033' && (flags & B_STRLEN_IGNORE_ESC)) {
esc = true; while (!isalpha(s[i]) && s[i]) {
i++;
} }
if (!esc) { continue;
}
if (s[i] == '[' && (flags & B_STRLEN_IGNORE_MOD)) {
i++;
if (s[i] == '[') {
out++; out++;
continue;
} }
if (isalpha(s[i])) { while (s[i] != ']' && s[i]) {
esc = false; i++;
} }
continue;
}
out++;
} }
return out; return out;