Minor code clean up

2 files changed, 6 insertions, 10 deletions

diff --git a/src/wix/WixToolset.Core/Compiler.cs b/src/wix/WixToolset.Core/Compiler.cs
index bd10fc55..60d4f10c 100644
--- a/src/wix/WixToolset.Core/Compiler.cs
+++ b/src/wix/WixToolset.Core/Compiler.cs
@@ -3981,7 +3981,6 @@ namespace WixToolset.Core
             var depth = CompilerConstants.IntegerNotSet;
             string path = null;
             var assignToProperty = false;
-            string signature = null;
 
             foreach (var attrib in node.Attributes())
             {
@@ -4017,7 +4016,7 @@ namespace WixToolset.Core
                 id = this.Core.CreateIdentifier("dir", path, depth.ToString());
             }
 
-            signature = id.Id;
+            var signature = id.Id;
 
             var oneChild = false;
             var hasFileSearch = false;
@@ -4132,7 +4131,6 @@ namespace WixToolset.Core
             Identifier id = null;
             Identifier parent = null;
             string path = null;
-            string signature = null;
 
             foreach (var attrib in node.Attributes())
             {
@@ -4177,7 +4175,7 @@ namespace WixToolset.Core
                 id = this.Core.CreateIdentifier("dsr", parentSignature, path);
             }
 
-            signature = id.Id;
+            var signature = id.Id;
 
             var oneChild = false;
             foreach (var child in node.Elements())
@@ -4258,7 +4256,6 @@ namespace WixToolset.Core
             var typicalDefault = FeatureTypicalDefault.Install;
             var disallowAbsent = false;
             var disallowAdvertise = false;
-            var display = 0;
 
             foreach (var attrib in node.Attributes())
             {
@@ -4410,6 +4407,7 @@ namespace WixToolset.Core
                 }
             }
 
+            int display;
             switch (displayValue)
             {
             case "collapse":
@@ -6067,7 +6065,6 @@ namespace WixToolset.Core
             string name = null;
             string section = null;
             string shortName = null;
-            string signature = null;
             var type = 1; // default is file
 
             foreach (var attrib in node.Attributes())
@@ -6145,7 +6142,7 @@ namespace WixToolset.Core
                 id = this.Core.CreateIdentifier("ini", name, section, key, field.ToString(), type.ToString());
             }
 
-            signature = id.Id;
+            var signature = id.Id;
 
             var oneChild = false;
             foreach (var child in node.Elements())
diff --git a/src/wix/WixToolset.Core/Compiler_Package.cs b/src/wix/WixToolset.Core/Compiler_Package.cs
index e1bfb595..3c9e6d6a 100644
--- a/src/wix/WixToolset.Core/Compiler_Package.cs
+++ b/src/wix/WixToolset.Core/Compiler_Package.cs
@@ -539,8 +539,7 @@ namespace WixToolset.Core
                         switch (child.Name.LocalName)
                         {
                         case "ODBCDataSource":
-                            string ignoredKeyPath = null;
-                            this.ParseODBCDataSource(child, componentId, name, out ignoredKeyPath);
+                            this.ParseODBCDataSource(child, componentId, name, out _);
                             break;
                         case "Property":
                             this.ParseODBCProperty(child, id.Id, SymbolDefinitionType.ODBCAttribute);
@@ -1009,7 +1008,7 @@ namespace WixToolset.Core
             var sourceLineNumbers = Preprocessor.GetSourceLineNumbers(node);
             var bits = new BitArray(32);
             string domain = null;
-            string[] specialPermissions = null;
+            string[] specialPermissions;
             string user = null;
 
             switch (tableName)