From fddc73286999df7f0e04f00ea36d404687a82ec4 Mon Sep 17 00:00:00 2001
From: gingerBill <gingerBill@users.noreply.github.com>
Date: Mon, 19 Jan 2026 18:17:13 +0000
Subject: [PATCH] Escape non-breaking space (0xa0) to `&nbsp;`

---
 core/encoding/entity/entity.odin | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/encoding/entity/entity.odin b/core/encoding/entity/entity.odin
index 95a404a81..89155b3a7 100644
--- a/core/encoding/entity/entity.odin
+++ b/core/encoding/entity/entity.odin
@@ -263,7 +263,7 @@ xml_decode_entity :: proc(entity: string) -> (decoded: [2]rune, rune_count: int,
 
 
 // escape_html escapes special characters like '&' to become '&amp;'.
-// It escapes only 5 different characters: & ' < > and ".
+// It escapes only 6 different characters: & ' < > " and non-breaking space.
 @(require_results)
 escape_html :: proc(s: string, allocator := context.allocator, loc := #caller_location) -> (output: string, was_allocation: bool) {
 	/*
@@ -272,6 +272,7 @@ escape_html :: proc(s: string, allocator := context.allocator, loc := #caller_lo
 		< -> &lt;
 		> -> &gt;
 		" -> &#34; // &#34; is shorter than &quot;
+		0x6a -> &nbsp;
 	*/
 
 	b := transmute([]byte)s
@@ -285,6 +286,7 @@ escape_html :: proc(s: string, allocator := context.allocator, loc := #caller_lo
 		case '<':  extra_bytes_needed += 3
 		case '>':  extra_bytes_needed += 3
 		case '"':  extra_bytes_needed += 4
+		case 0xa0: extra_bytes_needed += 5
 		}
 	}
 
@@ -307,6 +309,7 @@ escape_html :: proc(s: string, allocator := context.allocator, loc := #caller_lo
 		case '<':  x = "&lt;"
 		case '>':  x = "&gt;"
 		case '"':  x = "&#34;"
+		case 0xa0: x = "&nbsp;"
 		}
 		if x != "" {
 			copy(t[w:], x)