func formatFloat(i interface{}, prec int) string {
f, err := numcon.Float64(i)
if err != nil {
return err.Error()
}
return strconv.FormatFloat(f, 'f', prec, 64)
}
func (n *NestedData) GetF(s ...string) (float64, bool) {
r, ok := n.Get(s...)
if !ok {
return 0, false
}
val, err := numcon.Float64(r)
if err != nil {
return 0, false
}
return val, true
}
func floater(dat interface{}, s Scheme) (interface{}, error) {
var val float64
var err error
switch v := dat.(type) {
case string:
val, err = strconv.ParseFloat(v, 64)
if err != nil {
return nil, err
}
default:
val, err = numcon.Float64(v)
if err != nil {
return nil, err
}
}
if s.Min > int64(val) {
return nil, fmt.Errorf("Float value is too small.")
}
if s.Max != 0 && s.Max < int64(val) {
return nil, fmt.Errorf("Float value is too large.")
}
return val, nil
}