fix: remove excluded files from coverage before writing (#649)

istanbuljs · Sep 5, 2017 · 658dba4 · 658dba4
1 parent dd40dc5
commit 658dba4
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/index.js b/index.js
@@ -367,6 +367,13 @@ NYC.prototype.writeCoverageFile = function () {
   var coverage = coverageFinder()
   if (!coverage) return
 
+  // Remove any files that should be excluded but snuck into the coverage
+  Object.keys(coverage).forEach(function (absFile) {
+    if (!this.exclude.shouldInstrument(absFile)) {
+      delete coverage[absFile]
+    }
+  }, this)
+
   if (this.cache) {
     Object.keys(coverage).forEach(function (absFile) {
       if (this.hashCache[absFile] && coverage[absFile]) {