diff --git a/src/utils.ts b/src/utils.ts
index 18df81511..9a7f434c4 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -173,13 +173,11 @@ export function tempfile(extension = ''): string {
 }
 
 export function escapeStringRegexp(value: string): string {
-	if (typeof value !== 'string') {
-		throw new TypeError(`Expected a string instead got: ${typeof value}`);
-	}
-
-	// Escape characters with special meaning either inside or outside character sets.
-	// Use a simple backslash escape when it’s always valid, and a `\xnn` escape when the simpler form would be disallowed by Unicode patterns’ stricter grammar.
-	return value
-		.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&')
-		.replace(/-/g, '\\x2d');
+  if (typeof value !== 'string') {
+    throw new TypeError(`Expected a string instead got: ${typeof value}`)
+  }
+
+  // Escape characters with special meaning either inside or outside character sets.
+  // Use a simple backslash escape when it’s always valid, and a `\xnn` escape when the simpler form would be disallowed by Unicode patterns’ stricter grammar.
+  return value.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&').replace(/-/g, '\\x2d')
 }