72 lines
938 B
Go
72 lines
938 B
Go
package common
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import (
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"github.com/spf13/cobra"
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)
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const (
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AppName = "stillbox"
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EnvPrefix = "STILLBOX_"
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)
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const (
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TimeFormat = "Jan 2 15:04:05"
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)
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type cmdOptions interface {
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Options(*cobra.Command, []string) error
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Execute() error
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}
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func RunE(c cmdOptions) func(cmd *cobra.Command, args []string) error {
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return func(cmd *cobra.Command, args []string) error {
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err := c.Options(cmd, args)
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if err != nil {
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cmd.SilenceUsage = true
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return err
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}
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err = c.Execute()
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if err != nil {
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cmd.SilenceUsage = true
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}
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return err
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}
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}
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func PtrTo[T any](t T) *T {
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return &t
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}
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func NilIfZero[T comparable](val T) *T {
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var zero T
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if val == zero {
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return nil
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}
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return &val
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}
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func ZeroIfNil[T any](v *T) T {
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var zero T
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if v == nil {
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return zero
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}
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return *v
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}
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func DefaultIfNilOrZero[T comparable](v *T, def T) T {
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if v == nil {
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return def
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}
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var zero T
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if *v == zero {
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return def
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}
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return *v
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}
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