diff --git a/.gitignore b/.gitignore
index 3b4e8dcf..f3a9bb86 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,6 @@
 lib/
 node_modules/
+
+.nyc_output/
+coverage/
+yarn.lock
\ No newline at end of file
diff --git a/package.json b/package.json
index 5a5aaf34..eeccb660 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
     "@types/mocha": "^7.0.1",
     "@types/node": "^10.12.21",
     "mocha": "^7.0.1",
+    "nyc": "^15.0.1",
     "rimraf": "^3.0.2",
     "tslint": "^6.0.0",
     "typescript": "^3.8.2"
@@ -37,10 +38,13 @@
     "clean": "rimraf lib",
     "remove-sourcemap-refs": "node ./build/remove-sourcemap-refs.js",
     "watch": "tsc -w -p ./src",
-    "test": "npm run compile && mocha && npm run lint",
+    "pretest": "npm run compile",
+    "test": "mocha",
+    "posttest": "npm run lint",
+    "coverage": "nyc -r lcov npm run test",
     "lint": "tslint src/**/*.ts",
     "install-types-next": "npm install vscode-languageserver-types@next -f -S && npm install vscode-languageserver-textdocument@next -f -S",
     "preversion": "npm test",
     "postversion": "git push && git push --tags"
   }
-}
+}
\ No newline at end of file