float64.go

package goptionals

// Float64 returns a pointer to the float64 value passed in.
func Float64(v float64) *float64 {
	return &v
}

// Float64Value returns the value of the float64 pointer passed in or
// 0 if the pointer is nil.
func Float64Value(v *float64) float64 {
	if v != nil {
		return *v
	}
	return 0
}

// Float64Slice converts a slice of float64 values into a slice of float64 pointers
func Float64Slice(src []float64) []*float64 {
	dst := make([]*float64, len(src))
	for i := 0; i < len(src); i++ {
		dst[i] = &(src[i])
	}
	return dst
}

// Float64ValueSlice converts a slice of float64 pointers into a slice of float64 values
func Float64ValueSlice(src []*float64) []float64 {
	dst := make([]float64, len(src))
	for i := 0; i < len(src); i++ {
		if src[i] != nil {
			dst[i] = *(src[i])
		}
	}
	return dst
}

// Float64Map converts a string map of float64 values into a string map of float64 pointers
func Float64Map(src map[string]float64) map[string]*float64 {
	dst := make(map[string]*float64, len(src))
	for k, val := range src {
		v := val
		dst[k] = &v
	}
	return dst
}

// Float64ValueMap converts a string map of float64 pointers into a string map of float64 values
func Float64ValueMap(src map[string]*float64) map[string]float64 {
	dst := make(map[string]float64, len(src))
	for k, val := range src {
		if val != nil {
			dst[k] = *val
		}
	}
	return dst
}