grokify/mogo

package strconvutil

import (
    "fmt"
    "strconv"
    "strings"

    "golang.org/x/exp/constraints"
)

func Atof(s string, bitSizeIs32 bool) (float64, error) {
    if bitSizeIs32 {
        return strconv.ParseFloat(s, 32)
    } else {
        return strconv.ParseFloat(s, 64)
    }
}

func AtofMore(s string, bitSizeIs32 bool, comma string) (float64, error) {
    if len(comma) > 0 {
        s = strings.Replace(s, comma, "", -1)
    }
    if bitSizeIs32 {
        return strconv.ParseFloat(s, 32)
    } else {
        return strconv.ParseFloat(s, 64)
    }
}

func AtofFunc(funcStringToFloat func(s string) (float64, error), s string) (float64, error) {
    if funcStringToFloat != nil {
        return funcStringToFloat(s)
    } else {
        return Atof(s, false)
    }
}

func Ftoa[F constraints.Float](f F, prec int) string {
    return strconv.FormatFloat(float64(f), 'f', prec, 64)
}

func FormatFloat64ToIntStringFunnel[F constraints.Float](f F) string {
    return FormatFloat64ToAnyStringFunnel(float64(f), `%0.0f%%`)
}

// FormatFloat64ToAnyStringFunnel is used for funnels.
func FormatFloat64ToAnyStringFunnel(f float64, pattern string) string {
    return fmt.Sprintf(pattern, ChangeToFunnelPct(f))
}

func FormatFloat64ToIntString(f float64) string {
    return FormatFloat64ToAnyString(f, `%0.0f%%`)
}

// FormatFloat64ToAnyString is used for XoX growth.
func FormatFloat64ToAnyString(f float64, pattern string) string {
    return fmt.Sprintf(pattern, ChangeToXoXPct(f))
}