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Detect and panic if command is setup as it's own child.

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spf13 2013-09-10 18:28:58 -04:00
parent 90b975fd8e
commit 7ba2df2eff
1 changed files with 3 additions and 0 deletions
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3
cobra.go
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@ -158,6 +158,9 @@ func (c *Command) ResetCommands() {
// Add one or many commands as children of this // Add one or many commands as children of this
func (c *Command) AddCommand(cmds ...*Command) { func (c *Command) AddCommand(cmds ...*Command) {
for i, x := range cmds { for i, x := range cmds {
if cmds[i] == c {
panic("Command can't be a child of itself")
}
cmds[i].parent = c cmds[i].parent = c
c.commands = append(c.commands, x) c.commands = append(c.commands, x)
} }