Method ContainsSingleton

component/container.go:217–223

ContainsSingleton checks whether a singleton with the specified name exists.

(name string)

// ContainsSingleton checks whether a singleton with the specified name exists.
func (d *DefaultContainer) ContainsSingleton(name string) bool {
	d.muSingletons.Lock()
	defer d.muSingletons.Unlock()

	_, exists := d.singletons[name]
	return exists
}

// Singleton retrieves the singleton instance associated with the given name.
// Returns the instance and a boolean indicating its existence.