limit coveralls from styleguide dir (#1019)

* attempting to limit coveralls from styleguide dir

* try more things for coveragerc

* work on format of coveragerc

* more work on format of coveragerc

* try editing the karma.conf.js file for limiting coverage

* more karma edits

* more karma edits

* trying travis.yml instead

* trying lcov-filter

* try to write my own parser

* remove lcov-filter

* rename script to be more descriptive

.travis.yml

@@ -9,5 +9,5 @@ script:
         export const LISH_ROOT = 'wss://lish.alpha.linode.com';
         EOF
     - npm test
-    - cat ./coverage/lcov.info | ./node_modules/.bin/coveralls
+    - cat ./coverage/lcov.info | node ./bin/styleguideTestFilter.js | ./node_modules/.bin/coveralls
     - npm run lint

bin/styleguideTestFilter.js

@@ -0,0 +1,9 @@
+process.stdin.resume();
+process.stdin.setEncoding('utf8');
+process.stdin.on('data', function(data) {
+  var changed = data.replace(/^TN:\n^.*styleguide[\s\S]*?^end_of_record$/gm, "");
+  changed = changed.replace(/\n\n/gm,"");
+  changed = changed.replace(/end_of_recordTN:/, "end_of_record\nTN:");
+  process.stdout.write(changed);
+});
+