minor refactoring

lib/sequelize.js

@@ -38,6 +38,15 @@ module.exports = (function() {
     return this.queryInterface
     return this.queryInterface
   }
   }
 
 
+  Sequelize.prototype.getMigrator = function(options, force) {
+    if(force)
+      this.migrator = new Migrator(this, options)
+    else
+      this.migrator = this.migrator || new Migrator(this, options)
+
+    return this.migrator
+  }
+
   Sequelize.prototype.define = function(modelName, attributes, options) {
   Sequelize.prototype.define = function(modelName, attributes, options) {
     options = options || {}
     options = options || {}
 
 
@@ -57,7 +66,7 @@ module.exports = (function() {
   }
   }
 
 
   Sequelize.prototype.migrate = function(options) {
   Sequelize.prototype.migrate = function(options) {
-    new Migrator(this, options).migrate()
+    this.getMigrator().migrate(options)
   }
   }
 
 
   Sequelize.prototype.query = function(sql, callee, options) {
   Sequelize.prototype.query = function(sql, callee, options) {