From aa759f44fc02cccc34f275fe2afb19f68e4cf945 Mon Sep 17 00:00:00 2001
From: Andreas Ehrencrona <andreas.ehrencrona@velik.it>
Date: Fri, 2 Oct 2020 15:30:17 +0200
Subject: [PATCH] add missing end AST property to non-top-level <style> tags
 (#5487)

---
 src/compiler/parse/state/tag.ts               | 13 ++------
 .../samples/style-inside-head/input.svelte    |  1 +
 .../samples/style-inside-head/output.json     | 33 +++++++++++++++++++
 3 files changed, 37 insertions(+), 10 deletions(-)
 create mode 100644 test/parser/samples/style-inside-head/input.svelte
 create mode 100644 test/parser/samples/style-inside-head/output.json

diff --git a/src/compiler/parse/state/tag.ts b/src/compiler/parse/state/tag.ts
index 7d7a3384be..efeb9433bc 100644
--- a/src/compiler/parse/state/tag.ts
+++ b/src/compiler/parse/state/tag.ts
@@ -223,21 +223,14 @@ export default function tag(parser: Parser) {
 		);
 		parser.read(/<\/textarea>/);
 		element.end = parser.index;
-	} else if (name === 'script') {
+	} else if (name === 'script' || name === 'style') {
 		// special case
 		const start = parser.index;
-		const data = parser.read_until(/<\/script>/);
+		const data = parser.read_until(new RegExp(`</${name}>`));
 		const end = parser.index;
 		element.children.push({ start, end, type: 'Text', data });
-		parser.eat('</script>', true);
+		parser.eat(`</${name}>`, true);
 		element.end = parser.index;
-	} else if (name === 'style') {
-		// special case
-		const start = parser.index;
-		const data = parser.read_until(/<\/style>/);
-		const end = parser.index;
-		element.children.push({ start, end, type: 'Text', data });
-		parser.eat('</style>', true);
 	} else {
 		parser.stack.push(element);
 	}
diff --git a/test/parser/samples/style-inside-head/input.svelte b/test/parser/samples/style-inside-head/input.svelte
new file mode 100644
index 0000000000..512e5b2fb4
--- /dev/null
+++ b/test/parser/samples/style-inside-head/input.svelte
@@ -0,0 +1 @@
+<svelte:head><style></style></svelte:head>
\ No newline at end of file
diff --git a/test/parser/samples/style-inside-head/output.json b/test/parser/samples/style-inside-head/output.json
new file mode 100644
index 0000000000..ae972c5fa8
--- /dev/null
+++ b/test/parser/samples/style-inside-head/output.json
@@ -0,0 +1,33 @@
+{
+	"html": {
+		"start": 0,
+		"end": 42,
+		"type": "Fragment",
+		"children": [
+			{
+				"start": 0,
+				"end": 42,
+				"type": "Head",
+				"name": "svelte:head",
+				"attributes": [],
+				"children": [
+					{
+						"start": 13,
+						"end": 28,
+						"type": "Element",
+						"name": "style",
+						"attributes": [],
+						"children": [
+							{
+								"start": 20,
+								"end": 20,
+								"type": "Text",
+								"data": ""
+							}
+						]
+					}
+				]
+			}
+		]
+	}
+}
\ No newline at end of file