From 4c5442ccd9428c4bb4e73939d3eff50911b574c0 Mon Sep 17 00:00:00 2001
From: WormHeamer
Date: Mon, 29 Dec 2025 02:29:53 -0500
Subject: various asserts

---
 txt.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'txt.h')

diff --git a/txt.h b/txt.h
index f1cf538..a7dd908 100644
--- a/txt.h
+++ b/txt.h
@@ -39,6 +39,8 @@ int txt_load(Txt *b, const char *path);
 int txt_save(Txt *b, const char *path);
 void txt_free(Txt *b);
 
+void txt_write_range(int fd, TxtLoc lo, TxtLoc hi);
+
 /* insertion & deletion */
 
 TxtLoc txt_insert(TxtLoc l, const char *s, u32 n);
@@ -46,13 +48,17 @@ TxtLoc txt_delete(TxtLoc l, u32 n);
 TxtLoc txt_delete_range(TxtLoc lo, TxtLoc hi);
 TxtLoc txt_insert_c(TxtLoc l, u32 ch);
 TxtLoc txt_delete_c(TxtLoc l);
+u32 txt_range_len(TxtLoc lo, TxtLoc hi);
 
 /* navigation */
 
+int txt_valid_loc(TxtLoc l);
 TxtLoc txt_at(Txt *b, u32 ofs);
 u32 txt_ofs(TxtLoc l);
 int txt_before(TxtLoc a, TxtLoc b);
 int txt_after(TxtLoc a, TxtLoc b);
+TxtLoc txt_start(Txt *t);
+TxtLoc txt_end(Txt *t);
 
 TxtLoc bnext(TxtLoc l);
 TxtLoc bprev(TxtLoc l);
-- 
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