Configure Prettier with config files

Nicolas Carlo · nicoespeon · commit 0ecbb070c301 · 2018-07-07T14:37:09.000-04:00
diff --git a/packages/gitgraph-core/.prettierignore b/packages/gitgraph-core/.prettierignore
@@ -0,0 +1 @@
+*.json
diff --git a/packages/gitgraph-core/.prettierrc b/packages/gitgraph-core/.prettierrc
@@ -0,0 +1,4 @@
+{
+  "trailingComma": "all",
+  "arrowParens": "always"
+}
