Added support for include relationship alias (as) and nested includes, fixed wrong joi json validation implementation inside parseInclude() function, fixed some associated routes resulted 404 because of prefix option

test/fixtures/models/master.js

@@ -0,0 +1,18 @@
+export default (sequelize, DataTypes) => {
+  return sequelize.define('Master', {
+    id: {
+      type: DataTypes.INTEGER,
+      primaryKey: true,
+      autoIncrement: true,
+    },
+    name: DataTypes.STRING,
+  }, {
+    classMethods: {
+      associate: (models) => {
+        models.Master.hasMany(models.Player, {
+          foreignKey: 'coachId'
+        });
+      },
+    },
+  });
+};

test/fixtures/models/player.js

@@ -14,6 +14,10 @@ export default (sequelize, DataTypes) => {
         models.Player.belongsTo(models.Team, {
           foreignKey: { name: 'teamId' },
         });
+        models.Player.belongsTo(models.Master, {
+          foreignKey: 'coachId',
+          as: 'Coach',
+        });
       },
     },
     scopes: {