chore: update vitest to v3.2.4 and fix test assertions

- Updated vitest from v0.34.6 to v3.2.4
- Fixed failing tests by replacing .toMatch() with .toThrowError() for rejected promise assertions
- All tests now pass with the updated vitest version

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: jaggederest

package.json

@@ -321,7 +321,7 @@
 		"tsc-watch": "^6.2.1",
 		"typescript": "^5.4.5",
 		"utf-8-validate": "^6.0.5",
-		"vitest": "^0.34.6",
+		"vitest": "^3.2.4",
 		"vscode-test": "^1.5.0",
 		"webpack": "^5.99.6",
 		"webpack-cli": "^5.1.4"

src/error.test.ts

@@ -246,7 +246,7 @@ it("falls back with different error", async () => {
 			servername: "localhost",
 		}),
 	});
-	await expect(request).rejects.toMatch(/failed with status code 500/);
+	await expect(request).rejects.toThrowError(/failed with status code 500/);
 	try {
 		await request;
 	} catch (error) {

src/headers.test.ts

@@ -71,25 +71,25 @@ it("should return headers", async () => {
 it("should error on malformed or empty lines", async () => {
 	await expect(
 		getHeaders("localhost", "printf 'foo=bar\\r\\n\\r\\n'"),
-	).rejects.toMatch(/Malformed/);
+	).rejects.toThrowError(/Malformed/);
 	await expect(
 		getHeaders("localhost", "printf '\\r\\nfoo=bar'"),
-	).rejects.toMatch(/Malformed/);
-	await expect(getHeaders("localhost", "printf '=foo'")).rejects.toMatch(
+	).rejects.toThrowError(/Malformed/);
+	await expect(getHeaders("localhost", "printf '=foo'")).rejects.toThrowError(
 		/Malformed/,
 	);
-	await expect(getHeaders("localhost", "printf 'foo'")).rejects.toMatch(
+	await expect(getHeaders("localhost", "printf 'foo'")).rejects.toThrowError(
 		/Malformed/,
 	);
-	await expect(getHeaders("localhost", "printf '  =foo'")).rejects.toMatch(
-		/Malformed/,
-	);
-	await expect(getHeaders("localhost", "printf 'foo  =bar'")).rejects.toMatch(
+	await expect(getHeaders("localhost", "printf '  =foo'")).rejects.toThrowError(
 		/Malformed/,
 	);
+	await expect(
+		getHeaders("localhost", "printf 'foo  =bar'"),
+	).rejects.toThrowError(/Malformed/);
 	await expect(
 		getHeaders("localhost", "printf 'foo  foo=bar'"),
-	).rejects.toMatch(/Malformed/);
+	).rejects.toThrowError(/Malformed/);
 });
 
 it("should have access to environment variables", async () => {
@@ -105,7 +105,7 @@ it("should have access to environment variables", async () => {
 });
 
 it("should error on non-zero exit", async () => {
-	await expect(getHeaders("localhost", "exit 10")).rejects.toMatch(
+	await expect(getHeaders("localhost", "exit 10")).rejects.toThrowError(
 		/exited unexpectedly with code 10/,
 	);
 });