82427d1a07
Older versions of Go do not format these comments, so we can already
reformat them ahead of time to prevent gofmt linting failing once
we update to Go 1.19 or up.
Result of:
gofmt -s -w $(find . -type f -name '*.go' | grep -v "/vendor/")
With some manual adjusting.
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
109 lines
2.4 KiB
Go
109 lines
2.4 KiB
Go
package cli
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import (
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"strings"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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// NoArgs validates args and returns an error if there are any args
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func NoArgs(cmd *cobra.Command, args []string) error {
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if len(args) == 0 {
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return nil
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}
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if cmd.HasSubCommands() {
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return errors.Errorf("\n" + strings.TrimRight(cmd.UsageString(), "\n"))
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}
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return errors.Errorf(
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"%q accepts no arguments.\nSee '%s --help'.\n\nUsage: %s\n\n%s",
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cmd.CommandPath(),
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cmd.CommandPath(),
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cmd.UseLine(),
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cmd.Short,
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)
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}
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// RequiresMinArgs returns an error if there is not at least min args
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func RequiresMinArgs(min int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if len(args) >= min {
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return nil
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}
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return errors.Errorf(
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"%q requires at least %d %s.\nSee '%s --help'.\n\nUsage: %s\n\n%s",
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cmd.CommandPath(),
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min,
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pluralize("argument", min),
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cmd.CommandPath(),
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cmd.UseLine(),
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cmd.Short,
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)
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}
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}
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// RequiresMaxArgs returns an error if there is not at most max args
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func RequiresMaxArgs(max int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if len(args) <= max {
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return nil
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}
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return errors.Errorf(
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"%q requires at most %d %s.\nSee '%s --help'.\n\nUsage: %s\n\n%s",
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cmd.CommandPath(),
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max,
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pluralize("argument", max),
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cmd.CommandPath(),
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cmd.UseLine(),
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cmd.Short,
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)
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}
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}
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// RequiresRangeArgs returns an error if there is not at least min args and at most max args
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func RequiresRangeArgs(min int, max int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if len(args) >= min && len(args) <= max {
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return nil
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}
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return errors.Errorf(
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"%q requires at least %d and at most %d %s.\nSee '%s --help'.\n\nUsage: %s\n\n%s",
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cmd.CommandPath(),
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min,
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max,
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pluralize("argument", max),
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cmd.CommandPath(),
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cmd.UseLine(),
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cmd.Short,
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)
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}
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}
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// ExactArgs returns an error if there is not the exact number of args
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func ExactArgs(number int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if len(args) == number {
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return nil
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}
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return errors.Errorf(
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"%q requires exactly %d %s.\nSee '%s --help'.\n\nUsage: %s\n\n%s",
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cmd.CommandPath(),
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number,
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pluralize("argument", number),
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cmd.CommandPath(),
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cmd.UseLine(),
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cmd.Short,
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)
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}
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}
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//nolint:unparam
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func pluralize(word string, number int) string {
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if number == 1 {
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return word
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}
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return word + "s"
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}
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