/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
/**
 * Extension to String.
 * 
 * Finds out if string object starts with given string.
 * 
 * @return true if underlying string objects starts with given string; otherwise
 *         returns false
 */
String.prototype.startsWith = function(str) {
	return (this.match("^" + str) == str);
}

/**
 * Extension to String.
 * 
 * Finds out if string object ends with given string.
 * 
 * @return true if underlying string objects ends with given string; otherwise
 *         returns false
 */
String.prototype.endsWith = function(str) {
	return (this.match(str + "$") == str)
}

/**
 * Extensions to JQuery Expressions
 * 
 * Adds filter expression :textEquals(text) to JQuery selectors.
 * 
 * Usage: span:textEquals('some text')
 * 
 * Text of the element is trimmed before comparison to equality.
 */
jQuery.expr.filters['textEquals'] = function(elem, i, match, array) {
	return jQuery.trim(elem.textContent || elem.innerText || "") === match[3];
}

/**
 * Extensions to JQuery Expressions
 * 
 * Adds filter expression :textStartsWith(text) to JQuery selectors.
 * 
 * Usage: span:textStartsWith('abc')
 * 
 * Text of the element is trimmed before matching if the text starts with given
 * string.
 */
jQuery.expr.filters['textStartsWith'] = function(elem, i, match, array) {
	return jQuery.trim(elem.textContent || elem.innerText || "").startsWith(
			match[3]);
}

/**
 * Extensions to JQuery Expressions
 * 
 * Adds filter expression :textEndsWith(text) to JQuery selectors.
 * 
 * Usage: span:textEndsWith('abc')
 * 
 * Text of the element is trimmed before matching if the text ends with given
 * string.
 */
jQuery.expr.filters['textEndsWith'] = function(elem, i, match, array) {
	return jQuery.trim(elem.textContent || elem.innerText || "").endsWith(
			match[3]);
}