33 lines
698 B
Go
33 lines
698 B
Go
package formatter
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import "fmt"
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type percentFormatter struct{}
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func NewPercentFormatter() Formatter {
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return &percentFormatter{}
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}
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func (*percentFormatter) Name() string {
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return "percent"
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}
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func toPercent(value float64, decimals DecimalCount) string {
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return toFixed(value, decimals) + "%"
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}
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func toPercentUnit(value float64, decimals DecimalCount) string {
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return toFixed(value*100, decimals) + "%"
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}
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func (f *percentFormatter) Format(value float64, unit string) string {
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switch unit {
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case "percent":
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return toPercent(value, nil)
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case "percentunit":
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return toPercentUnit(value, nil)
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}
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// When unit is not matched, return the value as it is.
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return fmt.Sprintf("%v", value)
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}
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