[add] eslint configuration

Author: Sergio Daniel Xalambrí

.eslintrc

@@ -0,0 +1,52 @@
+{
+ "extends": "airbnb",
+ "parser": "babel-eslint",
+ "plugins": [
+ "import",
+ "jsx-a11y",
+ "react",
+ "flowtype",
+ ],
+ "env": {
+ "browser": true,
+ "node": true,
+ },
+ "parserOptions": {
+ "ecmaFeatures": {
+ "jsx": true,
+ "es6": true,
+ "classes": true,
+ },
+ },
+ "settings": {
+ "react": {
+ "pragma": "React",
+ "version": "15.3",
+ },
+ "flowtype": {
+ "onlyFilesWithFlowAnnotation": false,
+ },
+ },
+ "rules": {
+ "flowtype/require-parameter-type": 1,
+ "flowtype/require-return-type": [
+ 1,
+ "always",
+ {
+ "annotateUndefined": "never"
+ },
+ ],
+ "flowtype/space-after-type-colon": [
+ 1,
+ "always",
+ ],
+ "flowtype/space-before-type-colon": [
+ 1,
+ "never",
+ ],
+ "flowtype/type-id-match": [
+ 1,
+ "^([A-Z][a-z0-9]+)+Type$",
+ ],
+ },
+}