54 lines
986 B
Go
54 lines
986 B
Go
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package cmd
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import (
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"fmt"
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)
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func (c *Command) ShowHelp() {
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cmdPath := c.CommandPath()
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fmt.Println(c.LongDescription)
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fmt.Println()
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fmt.Println("Usage: ")
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fmt.Printf(" %s ", cmdPath)
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if len(c.subcommands) > 0 {
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if c.CanRun() {
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fmt.Print("[command] ")
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} else {
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fmt.Print("<command> ")
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}
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}
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fmt.Println("[flags]")
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if len(c.subcommands) > 0 {
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fmt.Println()
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if c.isRoot {
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fmt.Println("Available commands:")
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} else {
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fmt.Println("Available subcommands:")
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}
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for _, s := range c.subcommands {
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fmt.Println(" " + s.Name + " " + s.ShortDescription)
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}
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}
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fmt.Println()
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fmt.Println("Available flags:")
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for _, s := range c.flags {
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fmt.Println(" " + s.Name() + " " + s.Description())
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}
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fmt.Println(" -h, --help Show the help menu")
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fmt.Println(" -v, --version Show the app version")
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if len(c.subcommands) > 0 {
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fmt.Println()
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fmt.Println("Run 'go-cli <command> --help' for more information about a command.")
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}
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}
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