chore(lint): update eslint/prettier config

Author: mattbretl

server/.eslintrc.js

@@ -0,0 +1,10 @@
+module.exports = {
+  env: {
+    node: true,
+    es6: true,
+  },
+  parserOptions: {
+    ecmaVersion: 9,
+  },
+  extends: ["eslint:recommended", "plugin:prettier/recommended"],
+};

server/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "trailingComma": "es5"
+}

server/.prettierrc.json

@@ -16,9 +16,9 @@
     "postgraphile-plugin-upload-field": "^1.0.0-alpha.8"
   },
   "devDependencies": {
-    "eslint": "^5.4.0",
-    "eslint-config-prettier": "^3.0.1",
-    "eslint-plugin-prettier": "^2.6.2",
-    "prettier": "^1.14.2"
+    "eslint": "^5.12.0",
+    "eslint-config-prettier": "^3.3.0",
+    "eslint-plugin-prettier": "^3.0.1",
+    "prettier": "1.15.3"
   }
 }

server/package.json

@@ -23,24 +23,24 @@ app.use(
     graphileBuildOptions: {
       uploadFieldDefinitions: [
         {
-          match: ({ schema, table, column, tags }) =>
-            column === "header_image_file",
-          resolve: resolveUpload
-        }
-      ]
-    }
+          match: ({ column }) => column === "header_image_file",
+          resolve: resolveUpload,
+        },
+      ],
+    },
   })
 );
 
 app.listen(5000, () => {
+  // eslint-disable-next-line
   console.log("Server listening on port 5000");
 });
 
 async function resolveUpload(upload) {
-  const { filename, mimetype, encoding, createReadStream } = upload;
+  const { filename, createReadStream } = upload;
   const stream = createReadStream();
   // Save file to the local filesystem
-  const { id, filepath } = await saveLocal({ stream, filename });
+  const { filepath } = await saveLocal({ stream, filename });
   // Return metadata to save it to Postgres
   return filepath;
 }