Add react's package.json instruction to append --ext js,jsx,ts,tsx …

…option to eslint

See #4 (#4)

Also updated this project's package.json - the change is not needed for
eslint v5, but it's compatible with both v5 & v6, so it won't hurt.

Signed-off-by: Kipras Melnikovas <kipras@kipras.org>

README.md

@@ -176,6 +176,7 @@ See also [the README of vscode-eslint](https://github.com/microsoft/vscode-eslin
 1. Crack open your `package.json` and
    1.  replace `"extends": "react-app"` with `"extends": "sarpik"`
    2.  replace `"eslint": "5.x" with `"eslint": "6.x"`
+   3.  update `lint` and `lint:fix` scripts - append the `--ext js,jsx,ts,tsx` option  (required for eslint `6.x`, see https://github.com/sarpik/eslint-config-sarpik/issues/4)
 
 ## 🤬🤬🤬🤬 IT'S NOT WORKING
 

package.json

@@ -8,8 +8,8 @@
 	"license": "MIT",
 	"private": false,
 	"scripts": {
-		"lint": "    eslint . --ignore-pattern '!.eslintrc.js'",
-		"lint:fix": "eslint . --ignore-pattern '!.eslintrc.js' --fix",
+		"lint": "    eslint . --ext js,jsx,ts,tsx --ignore-pattern '!.eslintrc.js'",
+		"lint:fix": "eslint . --ext js,jsx,ts,tsx --ignore-pattern '!.eslintrc.js' --fix",
 		"prepublishOnly": "yarn lint:fix",
 		"postpublish": "npx install-peerdeps --global --yarn eslint-config-sarpik@latest"
 	},