mirror of https://github.com/ethereum/go-ethereum
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
786 B
48 lines
786 B
10 years ago
|
/*
|
||
|
|
Package registry is an expirmental package to facillitate altering the otto runtime via import.
|
||
|
|
|
||
|
|
This interface can change at any time.
|
||
|
|
*/
|
||
|
|
package registry
|
||
|
|
|
||
|
|
var registry []*Entry = make([]*Entry, 0)
|
||
|
|
|
||
|
|
type Entry struct {
|
||
|
|
active bool
|
||
|
|
source func() string
|
||
|
|
}
|
||
|
|
|
||
|
|
func newEntry(source func() string) *Entry {
|
||
|
|
return &Entry{
|
||
|
|
active: true,
|
||
|
|
source: source,
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (self *Entry) Enable() {
|
||
|
|
self.active = true
|
||
|
|
}
|
||
|
|
|
||
|
|
func (self *Entry) Disable() {
|
||
|
|
self.active = false
|
||
|
|
}
|
||
|
|
|
||
|
|
func (self Entry) Source() string {
|
||
|
|
return self.source()
|
||
|
|
}
|
||
|
|
|
||
|
|
func Apply(callback func(Entry)) {
|
||
|
|
for _, entry := range registry {
|
||
|
|
if !entry.active {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
callback(*entry)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func Register(source func() string) *Entry {
|
||
|
|
entry := newEntry(source)
|
||
|
|
registry = append(registry, entry)
|
||
|
|
return entry
|
||
|
|
}
|