spelling: comments in src/System.Management.Automation/engine/interpreter

src/System.Management.Automation/engine/interpreter/BranchLabel.cs

@@ -48,7 +48,7 @@ namespace System.Management.Automation.Interpreter
         internal int _stackDepth = UnknownDepth;
         internal int _continuationStackDepth = UnknownDepth;
 
-        // Offsets of forward branching instructions targetting this label 
+        // Offsets of forward branching instructions targeting this label 
         // that need to be updated after we emit the label.
         private List<int> _forwardBranchFixups;
 

src/System.Management.Automation/engine/interpreter/CallInstruction.Generated.cs

@@ -80,7 +80,7 @@ namespace System.Management.Automation.Interpreter {
 
         /// <summary>
         /// Fast creation works if we have a known primitive types for the entire
-        /// method siganture.  If we have any non-primitive types then FastCreate
+        /// method signature.  If we have any non-primitive types then FastCreate
         /// falls back to SlowCreate which works for all types.
         /// 
         /// Fast creation is fast because it avoids using reflection (MakeGenericType

src/System.Management.Automation/engine/interpreter/ControlFlowInstructions.cs

@@ -376,7 +376,7 @@ namespace System.Management.Automation.Interpreter
                 // rethrow if there is no catch blocks defined for this try block
                 if (!_tryHandler.IsCatchBlockExist) { throw; }
 
-                // Search for the best handler in the TryCatchFianlly block. If no suitable handler is found, rethrow
+                // Search for the best handler in the TryCatchFinally block. If no suitable handler is found, rethrow
                 ExceptionHandler exHandler;
                 frame.InstructionIndex += _tryHandler.GotoHandler(frame, exception, out exHandler);
                 if (exHandler == null) { throw; }
@@ -484,7 +484,7 @@ namespace System.Management.Automation.Interpreter
         {
             // If _pendingContinuation == -1 then we were getting into the finally block because an exception was thrown
             //      in this case we need to set the stack depth
-            // Else we were getting into this finnaly block from a 'Goto' jump, and the stack depth is alreayd set properly
+            // Else we were getting into this finally block from a 'Goto' jump, and the stack depth is already set properly
             if (!frame.IsJumpHappened())
             {
                 frame.SetStackDepth(GetLabel(frame).StackDepth);

src/System.Management.Automation/engine/interpreter/InstructionFactory.cs

@@ -18,7 +18,7 @@ using BigInt = System.Numerics.BigInteger;
 #endif
 
 #if CORECLR
-// Used for 'GetField' which is not available under 'Type' in CoreClR but provided as an extenstion method in 'System.Reflection.TypeExtensions'
+// Used for 'GetField' which is not available under 'Type' in CoreClR but provided as an extension method in 'System.Reflection.TypeExtensions'
 using System.Reflection;
 #endif
 

src/System.Management.Automation/engine/interpreter/LabelInfo.cs

@@ -147,7 +147,7 @@ namespace System.Management.Automation.Interpreter
                 }
             }
 
-            // Valdiate that we aren't jumping into a catch or an expression
+            // Validate that we aren't jumping into a catch or an expression
             for (LabelScopeInfo j = def; j != common; j = j.Parent)
             {
                 if (!j.CanJumpInto)

src/System.Management.Automation/engine/interpreter/LightCompiler.cs

@@ -177,7 +177,7 @@ namespace System.Management.Automation.Interpreter
     }
 
     /// <summary>
-    /// The re-throw instrcution will throw this exception
+    /// The re-throw instruction will throw this exception
     /// </summary>
     internal sealed class RethrowException : SystemException
     {
@@ -282,7 +282,7 @@ namespace System.Management.Automation.Interpreter
 
         private readonly Stack<ParameterExpression> _exceptionForRethrowStack = new Stack<ParameterExpression>();
 
-        // Set to true to force compiliation of this lambda.
+        // Set to true to force compilation of this lambda.
         // This disables the interpreter for this lambda. We still need to
         // walk it, however, to resolve variables closed over from the parent
         // lambdas (because they may be interpreted).
@@ -1249,7 +1249,7 @@ namespace System.Management.Automation.Interpreter
                     return true;
                 case ExpressionType.Switch:
                     PushLabelBlock(LabelScopeKind.Switch);
-                    // Define labels inside of the switch cases so theyare in
+                    // Define labels inside of the switch cases so they are in
                     // scope for the whole switch. This allows "goto case" and
                     // "goto default" to be considered as local jumps.
                     var @switch = (SwitchExpression)node;

src/System.Management.Automation/engine/interpreter/LightLambdaClosureVisitor.cs

@@ -245,7 +245,7 @@ namespace System.Management.Automation.Interpreter
         #region MergedRuntimeVariables
 
         /// <summary>
-        /// Provides a list of variables, supporing read/write of the values
+        /// Provides a list of variables, supporting read/write of the values
         /// </summary>
         private sealed class MergedRuntimeVariables : IRuntimeVariables
         {