utf8.go (1195B)
1 // Copyright 2015 Garrett D'Amore 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use file except in compliance with the License. 5 // You may obtain a copy of the license at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package encoding 16 17 import ( 18 "golang.org/x/text/encoding" 19 ) 20 21 type validUtf8 struct{} 22 23 // UTF8 is an encoding for UTF-8. All it does is verify that the UTF-8 24 // in is valid. The main reason for its existence is that it will detect 25 // and report ErrSrcShort or ErrDstShort, whereas the Nop encoding just 26 // passes every byte, blithely. 27 var UTF8 encoding.Encoding = validUtf8{} 28 29 func (validUtf8) NewDecoder() *encoding.Decoder { 30 return &encoding.Decoder{Transformer: encoding.UTF8Validator} 31 } 32 33 func (validUtf8) NewEncoder() *encoding.Encoder { 34 return &encoding.Encoder{Transformer: encoding.UTF8Validator} 35 }