Merge pull request sbt#7100 from ckipp01/debugProvider

fix: ensure sbt server says it's a debugProvider

main/src/main/scala/sbt/internal/server/BuildServerProtocol.scala

@@ -50,6 +50,7 @@ object BuildServerProtocol {
     CompileProvider(BuildServerConnection.languages),
     TestProvider(BuildServerConnection.languages),
     RunProvider(BuildServerConnection.languages),
+    DebugProvider(Vector.empty),
     dependencySourcesProvider = true,
     resourcesProvider = true,
     outputPathsProvider = true,
@@ -609,7 +610,8 @@ object BuildServerProtocol {
       config <- configs
       if dep != thisProjectRef || config.name != thisConfig.name
     } yield (dep / config / Keys.bspTargetIdentifier)
-    val capabilities = BuildTargetCapabilities(canCompile = true, canTest = true, canRun = true)
+    val capabilities =
+      BuildTargetCapabilities(canCompile = true, canTest = true, canRun = true, canDebug = false)
     val tags = BuildTargetTag.fromConfig(configuration.name)
     Def.task {
       BuildTarget(
@@ -655,7 +657,12 @@ object BuildServerProtocol {
       toSbtTargetIdName(loadedUnit),
       projectStandard(loadedUnit.unit.localBase).toURI,
       Vector(),
-      BuildTargetCapabilities(canCompile = false, canTest = false, canRun = false),
+      BuildTargetCapabilities(
+        canCompile = false,
+        canTest = false,
+        canRun = false,
+        canDebug = false
+      ),
       BuildServerConnection.languages,
       Vector(),
       "sbt",

protocol/src/main/contraband/bsp.contra

@@ -61,6 +61,9 @@ type BuildTargetCapabilities {
 
   ## This target can be run by the BSP server.
   canRun: Boolean!
+
+  ## This target can be debugged by the BSP server.
+  canDebug: Boolean!
 }
 
 type DebugSessionAddress {
@@ -190,6 +193,9 @@ type BuildServerCapabilities {
   # The languages the server supports run via method buildTarget/run
   runProvider: sbt.internal.bsp.RunProvider
 
+  # The languages the server supports debugging via method debugSession/start
+  debugProvider: sbt.internal.bsp.DebugProvider
+
   # The server can provide a list of targets that contain a
   # single text document via the method buildTarget/inverseSources
   # inverseSourcesProvider: Boolean
@@ -235,6 +241,10 @@ type RunProvider {
   languageIds: [String]
 }
 
+type DebugProvider {
+  languageIds: [String]
+}
+
 ## Publish Diagnostics
 type PublishDiagnosticsParams {
   ## The document where the diagnostics are published.
@@ -759,4 +769,4 @@ type JvmRunEnvironmentParams {
 type JvmRunEnvironmentResult{
   items: [sbt.internal.bsp.JvmEnvironmentItem]!
   originId: String
-}
+}