fix(coverage): expensive regexp hangs v8 report generation

vitest-dev · Feb 22, 2024 · 50a3392 · 50a3392
1 parent 28ed3c7
commit 50a3392
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/coverage-v8/src/provider.ts b/packages/coverage-v8/src/provider.ts
@@ -51,7 +51,7 @@ const WRAPPER_LENGTH = 185
 
 // Note that this needs to match the line ending as well
 const VITE_EXPORTS_LINE_PATTERN = /Object\.defineProperty\(__vite_ssr_exports__.*\n/g
-const DECORATOR_METADATA_PATTERN = /_ts_metadata\("design:paramtypes"(\s|.)+?]\),/g
+const DECORATOR_METADATA_PATTERN = /_ts_metadata\("design:paramtypes", \[[^]*?\]\),*/g
 const DEFAULT_PROJECT = Symbol.for('default-project')
 
 const debug = createDebug('vitest:coverage')