refactor: urfave v3

vendor/github.com/urfave/cli/v3/flag_float.go

@@ -0,0 +1,48 @@
+package cli
+
+import (
+	"strconv"
+)
+
+type FloatFlag = FlagBase[float64, NoConfig, floatValue]
+
+// -- float64 Value
+type floatValue float64
+
+// Below functions are to satisfy the ValueCreator interface
+
+func (f floatValue) Create(val float64, p *float64, c NoConfig) Value {
+	*p = val
+	return (*floatValue)(p)
+}
+
+func (f floatValue) ToString(b float64) string {
+	return strconv.FormatFloat(b, 'g', -1, 64)
+}
+
+// Below functions are to satisfy the flag.Value interface
+
+func (f *floatValue) Set(s string) error {
+	v, err := strconv.ParseFloat(s, 64)
+	if err != nil {
+		return err
+	}
+	*f = floatValue(v)
+	return err
+}
+
+func (f *floatValue) Get() any { return float64(*f) }
+
+func (f *floatValue) String() string { return strconv.FormatFloat(float64(*f), 'g', -1, 64) }
+
+// Float looks up the value of a local FloatFlag, returns
+// 0 if not found
+func (cmd *Command) Float(name string) float64 {
+	if v, ok := cmd.Value(name).(float64); ok {
+		tracef("float available for flag name %[1]q with value=%[2]v (cmd=%[3]q)", name, v, cmd.Name)
+		return v
+	}
+
+	tracef("float NOT available for flag name %[1]q (cmd=%[2]q)", name, cmd.Name)
+	return 0
+}