do foreignKey check on paired after model has been defined for through: string on BTM

lib/associations/belongs-to-many.js

@@ -146,17 +146,6 @@ module.exports = (function() {
       }
       }
     }, this);
     }, this);
 
 
-    if (this.paired) {
-      if (this.otherKeyDefault) {
-        this.otherKey = this.paired.foreignKey;
-      }
-      if (this.paired.otherKeyDefault) {
-        // If paired otherKey was inferred we should make sure to clean it up before adding a new one that matches the foreignKey
-        delete this.through.model.rawAttributes[this.paired.otherKey];
-        this.paired.otherKey = this.foreignKey;
-      }
-    }
-
     if (typeof this.through.model === 'string') {
     if (typeof this.through.model === 'string') {
       if (!this.sequelize.isDefined(this.through.model)) {
       if (!this.sequelize.isDefined(this.through.model)) {
         this.through.model = this.sequelize.define(this.through.model, {}, _.extend(this.options, {
         this.through.model = this.sequelize.define(this.through.model, {}, _.extend(this.options, {
@@ -173,6 +162,17 @@ module.exports = (function() {
       this.throughModel = this.through.model;
       this.throughModel = this.through.model;
     }
     }
 
 
+    if (this.paired) {
+      if (this.otherKeyDefault) {
+        this.otherKey = this.paired.foreignKey;
+      }
+      if (this.paired.otherKeyDefault) {
+        // If paired otherKey was inferred we should make sure to clean it up before adding a new one that matches the foreignKey
+        delete this.through.model.rawAttributes[this.paired.otherKey];
+        this.paired.otherKey = this.foreignKey;
+      }
+    }
+
     this.options.tableName = this.combinedName = (this.through.model === Object(this.through.model) ? this.through.model.tableName : this.through.model);
     this.options.tableName = this.combinedName = (this.through.model === Object(this.through.model) ? this.through.model.tableName : this.through.model);
 
 
     if (this.as) {
     if (this.as) {