Renaming IsPureBlock to IsScopeBlock

src/Features/Core/Portable/SplitOrMergeIfStatements/AbstractMergeIfStatementsCodeRefactoringProvider.cs

@@ -62,7 +62,7 @@ private async Task<Document> RefactorAsync(Document document, TextSpan span, Can
             // If our statements only contain a single block, walk down the block and any subsequent nested blocks
             // to get the real statements inside.
 
-            while (statements.Count == 1 && syntaxFacts.IsPureBlock(statements[0]))
+            while (statements.Count == 1 && syntaxFacts.IsScopeBlock(statements[0]))
             {
                 statements = syntaxFacts.GetExecutableBlockStatements(statements[0]);
             }
@@ -84,7 +84,7 @@ private async Task<Document> RefactorAsync(Document document, TextSpan span, Can
             // }
 
             while (statements.Count > 0 && statements[0].Parent is var parent &&
-                   syntaxFacts.IsPureBlock(parent) &&
+                   syntaxFacts.IsScopeBlock(parent) &&
                    syntaxFacts.GetExecutableBlockStatements(parent).Count == statements.Count)
             {
                 statements = ImmutableArray.Create(parent);

src/Workspaces/CSharp/Portable/LanguageServices/CSharpSyntaxFactsService.cs

@@ -1880,7 +1880,7 @@ public SyntaxNode GetTypeOfVariableDeclarator(SyntaxNode node)
         public SyntaxNode GetValueOfEqualsValueClause(SyntaxNode node)
             => ((EqualsValueClauseSyntax)node)?.Value;
 
-        public bool IsPureBlock(SyntaxNode node)
+        public bool IsScopeBlock(SyntaxNode node)
             => node.IsKind(SyntaxKind.Block);
 
         public bool IsExecutableBlock(SyntaxNode node)

src/Workspaces/Core/Portable/LanguageServices/SyntaxFactsService/ISyntaxFactsService.cs

@@ -326,7 +326,7 @@ internal interface ISyntaxFactsService : ILanguageService
         /// <summary>
         /// A block that has no semantics other than introducing a new scope. That is only C# BlockSyntax.
         /// </summary>
-        bool IsPureBlock(SyntaxNode node);
+        bool IsScopeBlock(SyntaxNode node);
 
         /// <summary>
         /// A node that contains a list of statements. In C#, this is BlockSyntax and SwitchSectionSyntax.

src/Workspaces/VisualBasic/Portable/LanguageServices/VisualBasicSyntaxFactsService.vb

@@ -1812,7 +1812,7 @@ Namespace Microsoft.CodeAnalysis.VisualBasic
             Return DirectCast(node, EqualsValueSyntax).Value
         End Function
 
-        Public Function IsPureBlock(node As SyntaxNode) As Boolean Implements ISyntaxFactsService.IsPureBlock
+        Public Function IsScopeBlock(node As SyntaxNode) As Boolean Implements ISyntaxFactsService.IsScopeBlock
             ' VB has no equivalent of curly braces.
             Return False
         End Function