Updated the files.

my-app/node_modules/@ljharb/through/.eslintrc

@@ -0,0 +1,24 @@
+{
+	"root": true,
+
+	"extends": "@ljharb/eslint-config/node/0.4",
+
+	"rules": {
+		"consistent-return": "warn",
+		"func-style": "warn",
+		"max-lines-per-function": "off",
+		"max-statements-per-line": "warn",
+		"no-invalid-this": "warn",
+		"no-param-reassign": "warn",
+		"no-underscore-dangle": "warn",
+	},
+
+	"overrides": [
+		{
+			"files": "test/**",
+			"rules": {
+				"no-plusplus": "warn",
+			},
+		},
+	],
+}