DynamicProviderSource constructor
      
      DynamicProviderSource(
    
    
- CompileTokenMetadata? token,
- CompileElement _element,
- ProviderResolver? _resolver,
- ProviderSource? _source, {
- required bool isOptional,
Implementation
DynamicProviderSource(
  super.token,
  this._element,
  this._resolver,
  this._source, {
  required bool isOptional,
}) : _isOptional = isOptional;