Adds support for REGEXP in WHERE statements.

lib/model.js

@@ -134,7 +134,11 @@ Model.find = function (query, fields, options, callback) {
     Object.keys(query).forEach(function (key) {
       if(_.isArray(query[key])) {
         q.where(key).in(query[key]);
-      } else {
+      }
+      else if ((_.isObject(query[key])) && query[key]['$regex']) {
+          q.where(key).regex(query[key]['$regex']);
+      }
+      else {
         q.where(key).equals(query[key]);
       }
     });

lib/query.js

@@ -444,6 +444,14 @@ Query.prototype.in = function () {
   return this;
 };
 
+Query.prototype.regex = function (regex) {
+    this.data.stmt.op = 'REGEXP';
+    // Strip the forward slashes from the JS RegExp object
+    regex = regex.source;
+    this.data.stmt.value = regex;
+    return this;
+}
+
 Query.prototype.like = function (value) {
   this.data.stmt.op = 'LIKE';
   this.data.stmt.value = value;
@@ -493,6 +501,10 @@ var opPatterns = {
     return '('+values.map(function() { return '?'; }).join(',')+')';
   },
 
+  'REGEXP': function (regex) {
+      return '?';
+  },
+
   'IS': function () {
     return 'NULL'; 
   }

test/query-select-regexp.js

@@ -0,0 +1,31 @@
+var Query = require('../lib/query');
+var assert = require('assert');
+var seed = require('./fixtures/seed');
+var db = seed.db;
+require('mocha');
+
+describe('Select Query', function () {
+  describe('regexp', function () {
+    var expectedSQL = 
+      "SELECT "+
+      "`users`.`id` AS users_id, "+
+      "`users`.`name` AS users_name "+
+      "FROM `users` "+
+      "WHERE `users`.`name` REGEXP ?";
+    var expectedValues= ['.*[Ss]mith.*'];
+
+    it('should generate the proper SQL', function () {
+      var query = new Query(db.model('User'));
+      var regex = new RegExp('.*[Ss]mith.*');
+      query
+        .select('name')
+        .where('name')
+        .regex(regex);
+      var sql = query.toString();
+      assert.equal(expectedSQL, sql);
+      assert.deepEqual(expectedValues, query.values());
+    });
+
+  });
+});
+