const Capsulable = require('./capsulable')

/**

* @returns {Packages} instance

*/

module.exports = (Field)=>{

class Packages {

/**

* @param {function} Origin

* @returns {Capsulable} instance

*/

_load(Origin){

if(typeof this[Origin.prototype.constructor.name] != 'undefined')

throw new Error('Class with the same name cannot exist within the same package.')

let capsulated = Capsulable(Origin, Field)

this[Origin.prototype.constructor.name] = capsulated

return capsulated

}

/**

* @param {function} Origin

*/

_unload(Origin){

if(typeof this[Origin.prototype.constructor.name] == 'undefined')

throw new Error('Package does not have a matching class.')

delete(this[Origin.prototype.constructor.name])

}

}

return new Packages()

}