cubefs

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package humanize
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import (
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	"strconv"
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	"strings"
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)
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func stripTrailingZeros(s string) string {
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	if !strings.ContainsRune(s, '.') {
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		return s
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	}
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	offset := len(s) - 1
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	for offset > 0 {
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		if s[offset] == '.' {
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			offset--
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			break
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		}
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		if s[offset] != '0' {
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			break
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		}
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		offset--
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	}
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	return s[:offset+1]
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}
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func stripTrailingDigits(s string, digits int) string {
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	if i := strings.Index(s, "."); i >= 0 {
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		if digits <= 0 {
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			return s[:i]
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		}
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		i++
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		if i+digits >= len(s) {
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			return s
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		}
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		return s[:i+digits]
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	}
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	return s
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}
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// Ftoa converts a float to a string with no trailing zeros.
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func Ftoa(num float64) string {
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	return stripTrailingZeros(strconv.FormatFloat(num, 'f', 6, 64))
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}
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// FtoaWithDigits converts a float to a string but limits the resulting string
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// to the given number of decimal places, and no trailing zeros.
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func FtoaWithDigits(num float64, digits int) string {
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	return stripTrailingZeros(stripTrailingDigits(strconv.FormatFloat(num, 'f', 6, 64), digits))
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}
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