url-parser/command/port.go

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package command
import (
"fmt"
"github.com/thegeeklab/url-parser/config"
"github.com/urfave/cli/v2"
)
// Port prints out the port from the url.
func Port(cfg *config.Config) cli.ActionFunc {
return func(ctx *cli.Context) error {
parts := parseURL(cfg.URL)
if len(parts.Scheme) > 0 {
fmt.Println(parts.Port())
}
return nil
}
}