Add target filename to format

2 files changed, 4 insertions, 2 deletions

diff --git a/src/formats.ts b/src/formats.ts
index ab118ab..63d5f60 100644
--- a/src/formats.ts
+++ b/src/formats.ts
@@ -6,6 +6,7 @@ export interface Format {
   // returns the coverage value as %: Number(90.0), Number(100.0), Number(89.5)
   parseCoverage: (file: Document) => CoverageResult;
   matchColor: (coverage: number, style: GradientStyle) => string;
+  fileName: string;
 }
 
 interface FormatList {
@@ -70,7 +71,8 @@ const FormatsObj: FormatObj = {
         }
         return (100 * covered) / coverable;
       },
-      matchColor: defaultColorMatches
+      matchColor: defaultColorMatches,
+      fileName: "index.html"
     }
   },
 
diff --git a/src/routes.ts b/src/routes.ts
index be4380a..31bce07 100644
--- a/src/routes.ts
+++ b/src/routes.ts
@@ -102,7 +102,7 @@ export default (metadata: Metadata): Router => {
         // Write report and badge to directory
         await fs.promises.writeFile(path.join(reportPath, "badge.svg"), badge);
         await fs.promises.writeFile(
-          path.join(reportPath, "index.html"),
+          path.join(reportPath, formatter.fileName),
           contents
         );