Fix Xdebug coverage

src/coverage.ts

@@ -14,30 +14,25 @@ export async function addCoverageXdebug(
   os_version: string,
   pipe: string
 ): Promise<string> {
-  switch (version) {
-    case '8.0':
-      return (
-        '\n' +
-        (await utils.addLog(
-          '$cross',
-          'xdebug',
-          'Xdebug currently only supports PHP 7.4 or lower',
-          os_version
-        ))
-      );
-    case '7.4':
+  const xdebug =
+    (await extensions.addExtension('xdebug', version, os_version, true)) + pipe;
+  const ini = await config.addINIValues(
+    'xdebug.mode=coverage',
+    os_version,
+    true
+  );
+  const log = await utils.addLog(
+    '$tick',
+    'xdebug',
+    'Xdebug enabled as coverage driver',
+    os_version
+  );
+  switch (true) {
+    case /8.[0-9]/.test(version):
+      return xdebug + '\n' + ini + '\n' + log;
+    case /5\.[3-6]|7.[0-4]/.test(version):
     default:
-      return (
-        (await extensions.addExtension('xdebug', version, os_version, true)) +
-        pipe +
-        '\n' +
-        (await utils.addLog(
-          '$tick',
-          'xdebug',
-          'Xdebug enabled as coverage driver',
-          os_version
-        ))
-      );
+      return xdebug + '\n' + log;
   }
 }