feat: adds first custom rule and basic config overwrite pattern

Author: andrialexandrou

accessibility-rules.js

@@ -0,0 +1,22 @@
+const _ = require('lodash')
+
+const noDefaultAltText = require('./no-default-alt-text')
+
+const customRules = [noDefaultAltText]
+
+const base = {
+    config: {},
+    customRules
+}
+
+customRules.forEach(rule => {
+    base.config[rule.names[1]] = true
+})
+
+module.exports.overwriteWith = function overwriteWith(consumerConfig) {
+    // defaults are right-most
+    return _.defaultsDeep(consumerConfig, base)
+}
+
+
+module.exports = [...customRules]