github.com/ianlewis/go-gitignore@v0.1.1-0.20231110021210-4a0f15cbd56f/position.go (about) 1 // Copyright 2016 Denormal Limited 2 // Copyright 2023 Google LLC 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 16 package gitignore 17 18 import ( 19 "fmt" 20 ) 21 22 // Position represents the position of the .gitignore parser, and the position 23 // of a .gitignore pattern within the parsed stream. 24 type Position struct { 25 File string 26 Line int 27 Column int 28 Offset int 29 } 30 31 // String returns a string representation of the current position. 32 func (p Position) String() string { 33 _prefix := "" 34 if p.File != "" { 35 _prefix = p.File + ": " 36 } 37 38 if p.Line == 0 { 39 return fmt.Sprintf("%s+%d", _prefix, p.Offset) 40 } else if p.Column == 0 { 41 return fmt.Sprintf("%s%d", _prefix, p.Line) 42 } else { 43 return fmt.Sprintf("%s%d:%d", _prefix, p.Line, p.Column) 44 } 45 } // String() 46 47 // Zero returns true if the Position represents the zero Position 48 func (p Position) Zero() bool { 49 return p.Line+p.Column+p.Offset == 0 50 } // Zero()