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package util
import (
"errors"
"strconv"
"github.com/julienschmidt/httprouter"
)
func ParseNumberFromParams(name string, p httprouter.Params, unsigned bool) (int, error) {
snum := p.ByName(name)
num, err := strconv.Atoi(snum)
if err != nil {
return 0, err
}
if unsigned && num < 0 {
return 0, errors.New("number is negative")
}
return num, err
}
func ParseIDFromParams(p httprouter.Params) (int, error) {
return ParseNumberFromParams("id", p, true)
}
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