Parse logical expressions (AND/OR)
function () {
			var leftNode = this.parseConditionExpression();

			while (this.currentToken.type == 'logic') {
				var logic = this.currentToken.value;
				this.readNextToken();

				var rightNode = this.parseConditionExpression();

				// If we are chaining the same logical operator, add nodes to existing object instead of creating another one
				if (typeof leftNode.logic != 'undefined' && leftNode.logic == logic && typeof leftNode.terms != 'undefined') leftNode.terms.push(rightNode);
				else {
					var terms = [leftNode, rightNode];
					leftNode = {'logic': logic, 'terms': terms.slice(0)};
				}
			}

			return leftNode;
		}