mirror of
https://github.com/42wim/matterbridge.git
synced 2024-12-11 03:32:01 -08:00
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
|
package source
|
||
|
|
||
|
import "fmt"
|
||
|
|
||
|
// FilePos represents a position information in the file.
|
||
|
type FilePos struct {
|
||
|
Filename string // filename, if any
|
||
|
Offset int // offset, starting at 0
|
||
|
Line int // line number, starting at 1
|
||
|
Column int // column number, starting at 1 (byte count)
|
||
|
}
|
||
|
|
||
|
// IsValid returns true if the position is valid.
|
||
|
func (p FilePos) IsValid() bool {
|
||
|
return p.Line > 0
|
||
|
}
|
||
|
|
||
|
// String returns a string in one of several forms:
|
||
|
//
|
||
|
// file:line:column valid position with file name
|
||
|
// file:line valid position with file name but no column (column == 0)
|
||
|
// line:column valid position without file name
|
||
|
// line valid position without file name and no column (column == 0)
|
||
|
// file invalid position with file name
|
||
|
// - invalid position without file name
|
||
|
//
|
||
|
func (p FilePos) String() string {
|
||
|
s := p.Filename
|
||
|
|
||
|
if p.IsValid() {
|
||
|
if s != "" {
|
||
|
s += ":"
|
||
|
}
|
||
|
|
||
|
s += fmt.Sprintf("%d", p.Line)
|
||
|
|
||
|
if p.Column != 0 {
|
||
|
s += fmt.Sprintf(":%d", p.Column)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if s == "" {
|
||
|
s = "-"
|
||
|
}
|
||
|
|
||
|
return s
|
||
|
}
|