alasql/src/30statements.js

AlaSQL.js - JavaScript SQL database library for relational and graph data manipulation with support of localStorage, IndexedDB, and Excel

/*
//
// Statements class for Alasql.js
// Date: 03.11.2014
// (c) 2014, Andrey Gershun
//
*/

// Statements container
yy.Statements = function(params) { return yy.extend(this, params); };

yy.Statements.prototype.toString = function () {
	return this.statements.map(function(st){return st.toString()}).join(';'+NL());
};

// Compile array of statements into single statement
yy.Statements.prototype.compile = function(db) {
	var statements = this.statements.map(function(st){
		return st.compile(db)
	});
	if(statements.length == 1) {
		return statements[0];	
	} else {
		return function(params, cb){
			var res = statements.map(function(st){ return st(params); });
			if(cb) cb(res);
			return res;
		}
	}
};