57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
/*
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Copyright (c) 2018 Rasmus Moorats (nns)
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This file is part of iopshell.
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iopshell is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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iopshell is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with iopshell. If not, see <https://www.gnu.org/licenses/>.
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*/
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package commands
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import (
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"fmt"
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"github.com/nnsee/iopshell/internal/cmd"
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)
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var help = cmd.Command{
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Name: "help",
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UsageText: "help [command]",
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Description: "Prints some help info. If [command] is specified, prints info on that",
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Action: helpRun,
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MaxArg: 2,
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}
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func helpRun(param []string) {
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if len(param) == 0 {
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fmt.Println("Available commands:")
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for cmd := range cmd.CommandList {
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fmt.Printf("%s\t\t", cmd)
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}
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fmt.Println("\n\nSee 'help [command]' for more info")
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} else {
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if cmd, ok := cmd.CommandList[param[0]]; ok {
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fmt.Printf("Name:\t\t%s\n", cmd.Name)
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fmt.Printf("Usage:\t\t%s\n", cmd.UsageText)
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fmt.Printf("Description:\t%s\n", cmd.Description)
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} else {
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fmt.Printf("Unknown command '%s'\n", param[0])
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}
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}
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}
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func init() {
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help.Register()
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}
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