From a8d907cac5af7d85d9231d70ec2486c56da80bd0 Mon Sep 17 00:00:00 2001
From: grunfink
Date: Mon, 23 Feb 2026 08:10:53 +0100
Subject: More JSON parser tweaks.

---
 xs_json.h | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'xs_json.h')

diff --git a/xs_json.h b/xs_json.h
index 4ca8f6f..e1c05f4 100644
--- a/xs_json.h
+++ b/xs_json.h
@@ -294,8 +294,13 @@ static xs_val *_xs_json_load_lexer(FILE *f, js_type *t)
                 v = xs_utf8_insert(v, cp, &offset);
             }
             else {
-                char cc = c;
-                v = xs_insert_m(v, offset, &cc, 1);
+                if (c >= 0 && c < ' ') {
+                    v = xs_utf8_insert(v, c + 0x2400, &offset);
+                }
+                else {
+                    char cc = c;
+                    v = xs_insert_m(v, offset, &cc, 1);
+                }
 
                 if (!xs_is_string(v)) {
                     *t = JS_ERROR;
-- 
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