From 184bd50e2ea12b4bf40f4ae1b0d685f0bfa1c995 Mon Sep 17 00:00:00 2001
From: dacctal <donotcontactmevia@email.invalid>
Date: Tue, 21 Jul 2026 21:32:27 +0000
Subject: started 2.0 refactor. Co-authored-by: ezntek <eason@ezntek.com>

---
 src/str.c | 34 +++++++++++++++++++++++++++++++---
 1 file changed, 31 insertions(+), 3 deletions(-)

(limited to 'src/str.c')

diff --git a/src/str.c b/src/str.c
index e12719c..1a9e677 100644
--- a/src/str.c
+++ b/src/str.c
@@ -27,7 +27,7 @@ along with this program.If not, see <https://www.gnu.org/licenses/>.
 #include <stdlib.h>
 #include <string.h>
 
-#include "globs.h"
+#include "common.h"
 #include "str.h"
 
 // NOTE: only use this assertion in functions where you don't depend
@@ -76,6 +76,15 @@ str mstr(const char *s) {
 	return str_from_str_slc(_cstrslc(s));
 }
 
+str str_adopt(char *s) {
+	str adopted = {
+		.data = s,
+		.len = strlen(s),
+	};
+	adopted.cap = adopted.len;
+	return adopted;
+}
+
 str str_from_str_slc(const str_slc s) {
 	str res = str_new_with_capacity(s.len + 1);
 	str_copy_str_slc_into(&res, s);
@@ -207,13 +216,32 @@ void str_append_str_slc(str *src, const str_slc new) {
 	size_t len_after_append = src->len + new.len;
 	if (len_after_append + 1 > src->cap) {
 		src->cap = len_after_append + 1;
-		str_reserve(src, src->cap);
+		str_reserve_exact(src, src->cap);
 	}
 	memcpy(src->data + src->len, new.data, new.len + 1);
 	src->len = len_after_append;
 	src->data[len_after_append] = 0;
 }
 
+void str_append_format(str *src, const char *format, ...) {
+	assert_str_is_valid(dest);
+
+	va_list args, args_copy;
+	va_start(args, format);
+	va_copy(args_copy, args);
+
+	size_t len = vsnprintf(NULL, 0, format, args_copy);
+	if (src->len + len + 1 > src->cap) {
+		src->cap = 1 + src->len + len;
+		str_reserve_exact(src, src->cap);
+	}
+
+	vsnprintf(src->data + src->len, len + 1, format, args);
+	src->len += len;
+
+	va_end(args);
+}
+
 char str_pop_last(str *src) {
 	char c = str_last(src);
 	src->len--;
@@ -502,7 +530,7 @@ str_slc str_slc_from_cstr(const char *s) {
 	return _cstrslc(s);
 }
 
-str_slc mstrslc(const char *s) {
+str_slc mslc(const char *s) {
 	return (str_slc){s, strlen(s)};
 }
 
-- 
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