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package bencode
import (
"reflect"
"strings"
)
func findKey(key string, v reflect.Value) reflect.Value {
if v.CanSet() {
t := v.Type()
for i := 0; i < t.NumField(); i++ {
f := t.Field(i)
tag := f.Tag.Get("bencode")
name, _ := parseTag(tag)
if key == name || key == f.Name || key == strings.ToLower(f.Name) {
return v.Field(i)
}
}
}
return reflect.Value{}
}
func parseTag(tag string) (string, string) {
if i := strings.Index(tag, ","); i != -1 {
return tag[:i], tag[i+1:]
}
return tag, ""
}
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