From 6c1e333c1992049b685369a5bac20fd9fca69959 Mon Sep 17 00:00:00 2001
From: Aditya <aditya@bncw.in>
Date: Thu, 10 Sep 2026 09:31:11 +0530
Subject: [PATCH] Fix XML empty-tag highlighting

---
 runtime/syntax/xml.yaml |  2 +-
 runtime/syntax_test.go  | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 runtime/syntax_test.go

diff --git a/runtime/syntax/xml.yaml b/runtime/syntax/xml.yaml
index df4cde8118..ca37a37342 100644
--- a/runtime/syntax/xml.yaml
+++ b/runtime/syntax/xml.yaml
@@ -20,7 +20,7 @@ rules:
         end: "\\??>"
         rules:
             - identifier:
-                start: " "
+                start: '[ \t][:A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}]'
                 end: "="
                 rules: []
             - constant.string:
diff --git a/runtime/syntax_test.go b/runtime/syntax_test.go
new file mode 100644
index 0000000000..b6a34f3ade
--- /dev/null
+++ b/runtime/syntax_test.go
@@ -0,0 +1,27 @@
+package config
+
+import (
+	"testing"
+
+	"github.com/micro-editor/micro/v2/pkg/highlight"
+)
+
+func TestXMLEmptyTagWithSpace(t *testing.T) {
+	data, err := Asset("syntax/xml.yaml")
+	if err != nil {
+		t.Fatal(err)
+	}
+	file, err := highlight.ParseFile(data)
+	if err != nil {
+		t.Fatal(err)
+	}
+	def, err := highlight.ParseDef(file, nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	matches := highlight.NewHighlighter(def).HighlightString("<tag attr=\"text\" />\nplain")
+	if group := matches[1][0]; group != 0 {
+		t.Fatalf("text after empty tag highlighted as %q", group)
+	}
+}