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31 lines
759 B
31 lines
759 B
package variable
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import (
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"fmt"
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"strconv"
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"gitoa.ru/go-4devs/console/input/flag"
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"gitoa.ru/go-4devs/console/input/value"
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)
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func Float64(name, description string, opts ...Option) Variable {
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return String(name, description, append(opts, WithParse(CreateFloat64, AppendFloat64), Value(flag.Float64))...)
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}
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func CreateFloat64(in string) (value.Value, error) {
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out, err := strconv.ParseFloat(in, 10)
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if err != nil {
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return nil, fmt.Errorf("create float64:%w", err)
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}
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return value.NewFloat64(out), nil
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}
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func AppendFloat64(old value.Value, in string) (value.Value, error) {
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out, err := strconv.ParseFloat(in, 10)
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if err != nil {
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return nil, fmt.Errorf("append float64:%w", err)
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}
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return value.NewFloat64s(append(old.Float64s(), out)), nil
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}
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