Function flagUsage

cli/usage.go:183–205

flagUsage adds the flag usage info for the given fields to the given [strings.Builder].

(fields *fields, b *strings.Builder)

// flagUsage adds the flag usage info for the given fields
// to the given [strings.Builder].
func flagUsage(fields *fields, b *strings.Builder) {
	for _, kv := range fields.Order {
		f := kv.Value
		b.WriteString(indent)
		for i, name := range f.Names {
			b.WriteString(logx.CmdColor("-" + strcase.ToKebab(name)))
			if i != len(f.Names)-1 {
				b.WriteString(", ")
			}
		}
		b.WriteString(" " + logx.SuccessColor(f.Field.Type.String()))
		b.WriteString("\n")
		field := types.GetField(f.Struct, f.Field.Name)
		if field != nil {
			b.WriteString(indent + indent + strings.ReplaceAll(field.Doc, "\n", "\n"+indent+indent)) // need to put two indents on every newline for formatting
		}
		def, ok := f.Field.Tag.Lookup("default")
		if ok && def != "" {
			b.WriteString(fmt.Sprintf(" (default: %s)", def))
		}
		b.WriteString("\n")
	}
}