Microsoft.R.Editor.Tree.TextChangeContext.TextChangeContext C# (CSharp) Method

        public TextChangeContext(EditorTree editorTree, TextChangeEventArgs change, TextChange pendingChanges)
        {
            EditorTree = editorTree;
            NewStart = change.Start;
            OldStart = change.OldStart;
            OldLength = change.OldLength;
            NewLength = change.NewLength;

            OldTextProvider = change.OldText != null ? change.OldText : editorTree.AstRoot.TextProvider;
            NewTextProvider = change.NewText != null ? change.NewText : new TextProvider(editorTree.TextBuffer.CurrentSnapshot, partial: true);

            PendingChanges = pendingChanges;

            TextChange textChange = new TextChange();

            textChange.OldRange = this.OldRange;
            textChange.OldTextProvider = this.OldTextProvider;

            textChange.NewRange = this.NewRange;
            textChange.NewTextProvider = this.NewTextProvider;

            textChange.Version = this.NewTextProvider.Version;

            PendingChanges.Combine(textChange);
        }