fortify/command/node.go

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package command
import (
"flag"
"io"
)
type node struct {
child, next *node
name, usage string
out io.Writer
logf LogFunc
f HandlerFunc
set *flag.FlagSet
}
func (n *node) adopt(v *node) bool {
if n.child != nil {
return n.child.append(v)
}
n.child = v
return true
}
func (n *node) append(v *node) bool {
if n.name == v.name {
return false
}
if n.next != nil {
return n.next.append(v)
}
n.next = v
return true
}