#1936 Add date function to get current date without time component

- Add CURDATE method to AlaSQL
- Add test

src/61date.js

@@ -73,6 +73,16 @@ stdfn.NOW = function () {
 stdfn.GETDATE = stdfn.NOW;
 stdfn.CURRENT_TIMESTAMP = stdfn.NOW;
 
+/**
+ * Returns the current date, without time component.
+ * @returns date object without time component
+ */
+alasql.stdfn.CURDATE = function () {
+    var date = new Date();
+    date.setHours(0, 0, 0, 0);
+    return date;
+};
+
 // 	stdfn.GETDATE = function(){
 // 		var d = new Date();
 // 		var s = d.getFullYear()+"."+("0"+(d.getMonth()+1)).substr(-2)+"."+("0"+d.getDate()).substr(-2);

test/test1936.js

@@ -0,0 +1,13 @@
+if (typeof exports === 'object') {
+	var assert = require('assert');
+	var alasql = require('..');
+}
+
+describe('Test 1936 - Check CURDATE', function () {
+	it('CURDATE in SELECT', function () {
+		let result = alasql("SELECT CURDATE()");
+
+		assert.equal(true, result[0]["CURDATE()"] instanceof Date);
+		assert.equal(true, result[0]["CURDATE()"].toISOString().includes("00:00"));
+	});
+});