53 lines
1 KiB
Go
53 lines
1 KiB
Go
// Package registry is an experimental package to facilitate altering the otto runtime via import.
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//
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// This interface can change at any time.
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package registry
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var registry []*Entry = make([]*Entry, 0)
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// Entry represents a registry entry.
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type Entry struct {
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active bool
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source func() string
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}
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// newEntry returns a new Entry for source.
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func newEntry(source func() string) *Entry {
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return &Entry{
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active: true,
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source: source,
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}
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}
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// Enable enables the entry.
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func (e *Entry) Enable() {
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e.active = true
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}
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// Disable disables the entry.
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func (e *Entry) Disable() {
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e.active = false
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}
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// Source returns the source of the entry.
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func (e Entry) Source() string {
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return e.source()
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}
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// Apply applies callback to all registry entries.
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func Apply(callback func(Entry)) {
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for _, entry := range registry {
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if !entry.active {
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continue
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}
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callback(*entry)
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}
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}
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// Register registers a new Entry for source.
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func Register(source func() string) *Entry {
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entry := newEntry(source)
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registry = append(registry, entry)
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return entry
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}
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