Initial work to support breakpoint hit count.

Author: rkeithhill

src/PowerShellEditorServices.Protocol/DebugAdapter/InitializeRequest.cs

@@ -47,6 +47,12 @@ public class InitializeResponseBody
         /// </summary>
         public bool SupportsConditionalBreakpoints { get; set; }
 
+        /// <summary>
+        /// Gets or sets a boolean value that determines whether the debug adapter 
+        /// supports breakpoints that break execution after a specified number of hits.
+        /// </summary>
+        public bool SupportsHitConditionalBreakpoints { get; set; }
+
         /// <summary>
         /// Gets or sets a boolean value that determines whether the debug adapter 
         /// supports a (side effect free) evaluate request for data hovers.

src/PowerShellEditorServices.Protocol/DebugAdapter/SetBreakpointsRequest.cs

@@ -34,6 +34,8 @@ public class SourceBreakpoint
         public int? Column { get; set; }
 
         public string Condition { get; set; }
+
+        public string HitCondition { get; set; }
     }
 
     public class SetBreakpointsResponseBody

src/PowerShellEditorServices.Protocol/DebugAdapter/SetFunctionBreakpointsRequest.cs

@@ -27,5 +27,7 @@ public class FunctionBreakpoint
         public string Name { get; set; }
 
         public string Condition { get; set; }
+
+        public string HitCondition { get; set; }
     }
 }

src/PowerShellEditorServices.Protocol/Server/DebugAdapter.cs

@@ -262,7 +262,8 @@ await requestContext.SendResult(
                     scriptFile.FilePath, 
                     srcBreakpoint.Line, 
                     srcBreakpoint.Column, 
-                    srcBreakpoint.Condition);
+                    srcBreakpoint.Condition,
+                    srcBreakpoint.HitCondition);
             }
 
             // If this is a "run without debugging (Ctrl+F5)" session ignore requests to set breakpoints.
@@ -294,7 +295,8 @@ protected async Task HandleSetFunctionBreakpointsRequest(
                 FunctionBreakpoint funcBreakpoint = setBreakpointsParams.Breakpoints[i];
                 breakpointDetails[i] = CommandBreakpointDetails.Create(
                     funcBreakpoint.Name,
-                    funcBreakpoint.Condition);
+                    funcBreakpoint.Condition,
+                    funcBreakpoint.HitCondition);
             }
 
             // If this is a "run without debugging (Ctrl+F5)" session ignore requests to set breakpoints.

src/PowerShellEditorServices.Protocol/Server/DebugAdapterBase.cs

@@ -58,8 +58,9 @@ private async Task HandleInitializeRequest(
             await requestContext.SendResult(
                 new InitializeResponseBody {
                     SupportsConfigurationDoneRequest = true,
-                    SupportsConditionalBreakpoints = true,
                     SupportsFunctionBreakpoints = true,
+                    SupportsConditionalBreakpoints = true,
+                    SupportsHitConditionalBreakpoints = true,
                     SupportsSetVariable = true
                 });
 

src/PowerShellEditorServices/Debugging/BreakpointDetails.cs

@@ -42,12 +42,14 @@ private BreakpointDetails()
         /// <param name="line"></param>
         /// <param name="column"></param>
         /// <param name="condition"></param>
+        /// <param name="hitCondition"></param>
         /// <returns></returns>
         public static BreakpointDetails Create(
             string source, 
             int line, 
             int? column = null, 
-            string condition = null)
+            string condition = null,
+            string hitCondition = null)
         {
             Validate.IsNotNull("source", source);
 
@@ -57,7 +59,8 @@ public static BreakpointDetails Create(
                 Source = source,
                 LineNumber = line,
                 ColumnNumber = column,
-                Condition = condition
+                Condition = condition,
+                HitCondition = hitCondition
             };
         }
 

src/PowerShellEditorServices/Debugging/BreakpointDetailsBase.cs

@@ -27,5 +27,10 @@ public abstract class BreakpointDetailsBase
         /// Gets the breakpoint condition string.
         /// </summary>
         public string Condition { get; protected set; }
+
+        /// <summary>
+        /// Gets the breakpoint hit condition string.
+        /// </summary>
+        public string HitCondition { get; protected set; }
     }
 }

src/PowerShellEditorServices/Debugging/CommandBreakpointDetails.cs

@@ -29,10 +29,12 @@ private CommandBreakpointDetails()
         /// </summary>
         /// <param name="name">The name of the command to break on.</param>
         /// <param name="condition">Condition string that would be applied to the breakpoint Action parameter.</param>
+        /// <param name="hitCondition">Hit condition string that would be applied to the breakpoint Action parameter.</param>
         /// <returns></returns>
         public static CommandBreakpointDetails Create(
             string name,
-            string condition = null)
+            string condition = null,
+            string hitCondition = null)
         {
             Validate.IsNotNull(nameof(name), name);