1// Copyright (c) 2012 - Cloud Instruments Co., Ltd. 2// 3// All rights reserved. 4// 5// Redistribution and use in source and binary forms, with or without 6// modification, are permitted provided that the following conditions are met: 7// 8// 1. Redistributions of source code must retain the above copyright notice, this 9// list of conditions and the following disclaimer. 10// 2. Redistributions in binary form must reproduce the above copyright notice, 11// this list of conditions and the following disclaimer in the documentation 12// and/or other materials provided with the distribution. 13// 14// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 15// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 18// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 23// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 25package seelog 26 27import ( 28 "errors" 29) 30 31var ( 32 errNodeMustHaveChildren = errors.New("node must have children") 33 errNodeCannotHaveChildren = errors.New("node cannot have children") 34) 35 36type unexpectedChildElementError struct { 37 baseError 38} 39 40func newUnexpectedChildElementError(msg string) *unexpectedChildElementError { 41 custmsg := "Unexpected child element: " + msg 42 return &unexpectedChildElementError{baseError{message: custmsg}} 43} 44 45type missingArgumentError struct { 46 baseError 47} 48 49func newMissingArgumentError(nodeName, attrName string) *missingArgumentError { 50 custmsg := "Output '" + nodeName + "' has no '" + attrName + "' attribute" 51 return &missingArgumentError{baseError{message: custmsg}} 52} 53 54type unexpectedAttributeError struct { 55 baseError 56} 57 58func newUnexpectedAttributeError(nodeName, attr string) *unexpectedAttributeError { 59 custmsg := nodeName + " has unexpected attribute: " + attr 60 return &unexpectedAttributeError{baseError{message: custmsg}} 61} 62