C# ITreeNode.GetTokenType方法代码示例

		public DeclaredElementInstance FindDeclaredElement(ITreeNode node, IFile file, out TextRange sourceRange) {
			TokenNodeType tokenType = node.GetTokenType();

			if (tokenType == CSharpTokenType.VAR_KEYWORD)
				return FindElementFromVarKeyword(node, file, out sourceRange);

			if (tokenType == CSharpTokenType.NEW_KEYWORD)
				return FindElementFromNewKeyword(node, file, out sourceRange);

			sourceRange = TextRange.InvalidRange;
			return null;
		}

		/// <summary>
		/// Processes a node, before its descendants are processed.
		/// </summary>
		/// <param name="element">The node to process.</param>
		public override void ProcessBeforeInterior(ITreeNode element) {
			var errorElement = element as MissingTokenErrorElement;
			if (errorElement != null) {
				AddHighlighting(new HighlightingInfo(GetMissingTokenRange(errorElement), new MissingTokenHighlighting(errorElement)));
				return;
			}

			// can't have a statement block (<# #>) after a feature block (<#+ #>)
			var statementBlock = element as T4StatementBlock;
			if (statementBlock != null && _gotFeature) {
				AddHighlighting(new HighlightingInfo(element.GetHighlightingRange(), new StatementAfterFeatureHighlighting(statementBlock)));
				return;
			}

			// verify that a directive attribute value is valid
			if (element.GetTokenType() == T4TokenNodeTypes.Value) {
				ProcessAttributeValue((T4Token) element);
				return;
			}

			var directive = element as IT4Directive;
			if (directive != null)
				ProcessDirective(directive);

			else if (element is T4FeatureBlock) {
				_gotFeature = true;
				if (element == _lastFeature) {
					_gotLastFeature = true;
					_inLastFeature = true;
					return;
				}
			}

			// can't have anything after the last feature block
			if (!_gotLastFeature || _inLastFeature || _afterLastFeatureErrorAdded)
				return;

			TokenNodeType tokenType = element.GetTokenType();
			if (tokenType != null && tokenType.IsWhitespace)
				return;

			// highlight from just after the last feature to the end of the document
			DocumentRange range = element.GetHighlightingRange().SetEndTo(File.GetDocumentRange().TextRange.EndOffset);
			AddHighlighting(new HighlightingInfo(range, new AfterLastFeatureHighlighting(element)));
			_afterLastFeatureErrorAdded = true;
		}

 /// <summary>
 /// Determines whether a given node is filtered.
 /// </summary>
 /// <param name="node">The node to check.</param>
 /// <returns><c>true</c> if <paramref name="node"/> is a whitespace; otherwise, <c>false</c>.</returns>
 public override bool IsFilteredNode(ITreeNode node)
 {
     TokenNodeType nodeType = node.GetTokenType();
     return nodeType != null && nodeType.IsWhitespace;
 }