package server

import (
	"fmt"
	"math"
	"strconv"
)

// pass converts a simple api without return value to api with nil error return value
func pass[T any](f func(T)) func(T) error {
	return func(v T) error {
		f(v)
		return nil
	}
}

// parseFloat rejects NaN and Inf values
func parseFloat(payload string) (float64, error) {
	f, err := strconv.ParseFloat(payload, 64)
	if err == nil && (math.IsNaN(f) || math.IsInf(f, 0)) {
		err = fmt.Errorf("invalid float value: %s", payload)
	}
	return f, err
}