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error.go
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error.go
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package encoding
import (
"fmt"
"reflect"
"strings"
)
type ErrorPath []PathSeg
func (e ErrorPath) String() string {
var out strings.Builder
for _, x := range e {
out.WriteString(x.String())
}
return out.String()
}
type PathSeg interface {
SegSelector()
fmt.Stringer
}
type IndexSelector int
func (IndexSelector) SegSelector() {}
func (i IndexSelector) String() string {
return fmt.Sprintf("[%d]", i)
}
type FieldSelector reflect.StructField
func (FieldSelector) SegSelector() {}
func (f *FieldSelector) String() string {
return fmt.Sprintf(".%s", f.Name)
}
type TypeSelector struct {
reflect.Type
}
func (TypeSelector) SegSelector() {}
func (t TypeSelector) String() string {
return fmt.Sprintf("<%v>", t.Type)
}
type Error struct {
Path ErrorPath
Err error
}
func (e *Error) Error() string {
return fmt.Sprintf("gotez: %v", e.Err)
}
func (e *Error) Unwrap() error {
return e.Err
}
func wrapError(err error, path ErrorPath) error {
if err != nil {
return &Error{Path: path, Err: err}
}
return nil
}