DirectiveAst constructor
      
      DirectiveAst(
    
    
- CompileDirectiveMetadata directive, {
- required List<BoundDirectivePropertyAst> inputs,
- required List<BoundDirectiveEventAst> outputs,
- required SourceSpan sourceSpan,
Implementation
DirectiveAst(this.directive,
    {required this.inputs, required this.outputs, required this.sourceSpan});