7a2edd35d5
* cleanup dead code * add tests and rewrite publish grafanacom steps to reuse * add pkg/build tests; don't upload CDN assets on grafana releases
18 lines
432 B
Go
18 lines
432 B
Go
package main
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import "github.com/urfave/cli/v2"
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// ArgCountWrapper will cause the action to fail if there were more than `num` args provided.
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func MaxArgCountWrapper(max int, action cli.ActionFunc) cli.ActionFunc {
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return func(ctx *cli.Context) error {
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if ctx.NArg() > max {
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if err := cli.ShowSubcommandHelp(ctx); err != nil {
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return cli.Exit(err.Error(), 1)
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}
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return cli.Exit("", 1)
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}
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return action(ctx)
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}
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}
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