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43 lines
570 B
Go
43 lines
570 B
Go
package command
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import (
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"fmt"
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"os"
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)
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type cmdfunc func() error
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type Commands struct {
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cmds map[string]cmdfunc
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}
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func DebugCommands() *Commands {
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cmds := map[string]cmdfunc{
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"exit": exitFunc,
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}
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return &Commands{cmds}
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}
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func (c *Commands) Register(cmdstr string, cf cmdfunc) {
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c.cmds[cmdstr] = cf
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}
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func (c *Commands) Find(cmdstr string) cmdfunc {
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cmd, ok := c.cmds[cmdstr]
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if !ok {
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return noCmdAvailable
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}
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return cmd
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}
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func noCmdAvailable() error {
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return fmt.Errorf("command not available")
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}
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func exitFunc() error {
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os.Exit(0)
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return nil
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}
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