strings: preserve UTF-8 and boundary invariants

2026-08-09 17:46:22 +09:00
parent 2d947c469e
commit 8e2e6ae162
7 changed files with 124 additions and 61 deletions
--- a/lib/strings/utf8_test.ww
+++ b/lib/strings/utf8_test.ww
@@ -19,5 +19,5 @@ import encoding.utf8;
 	let r: str = strings.frombytes(b);
 	assert(!(!streq(r, "hello")));
 	assert(!(r.ptr != s.ptr));	// borrowed, not copied
+	assert(!(r.cap != r.len));
 };
-