stopped doing something silly I was doing with environment variables,…

… updated README to explain how exlude works
istanbuljs · May 20, 2015 · 2f1fe87 · 2f1fe87
1 parent 57f1c34
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diff --git a/README.md b/README.md
@@ -58,6 +58,22 @@ you can use any reporters that are supported by istanbul:
 nyc report --reporter=lcov
 ```
 
+## Excluding Files
+
+By default nyc does not instrument files in `node_modules`, or `test`
+for coverage. You can override this setting in your package.json, by
+adding the following configuration:
+
+```js
+{"config": {
+  "nyc": {
+    "exclude": [
+      "node_modules/"
+    ]
+  }
+}}
+```
+
 ## Integrating With Coveralls
 
 [coveralls.io](https://coveralls.io) is a great tool for adding

diff --git a/index.js b/index.js
@@ -77,8 +77,8 @@ NYC.prototype._wrapExit = function () {
     }
 
     var opts = {alwaysLast: true}
-    // we're running as a unit test.
-    if (process.env.TAP) opts.maxListeners = 2
+    // allow more signal handlers in unit tests.
+    if (process.env.NYC_TEST) opts.maxListeners = 2
     onExit(function () {
       outputCoverage()
     }, opts)