diff --git a/.eslintignore b/.eslintignore
index 1521c8b7..582fb92c 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -1 +1,3 @@
 dist
+coverage
+.nyc_output
diff --git a/.gitignore b/.gitignore
index 75352116..2931c5be 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@ node_modules
 dist
 *.log
 .DS_Store
+coverage
+.nyc_output
diff --git a/.prettierignore b/.prettierignore
index 1521c8b7..582fb92c 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1 +1,3 @@
 dist
+coverage
+.nyc_output