[Lldb-commits] [lldb] [lldb-dap] assembly breakpoints (PR #139969)

[John Harrison via lldb-commits]

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@@ -35,29 +36,34 @@ SourceBreakpoint::SourceBreakpoint(DAP &dap,
       m_line(breakpoint.line),
       m_column(breakpoint.column.value_or(LLDB_INVALID_COLUMN_NUMBER)) {}
 
-void SourceBreakpoint::SetBreakpoint(const protocol::Source &source) {
+llvm::Error SourceBreakpoint::SetBreakpoint(const protocol::Source &source) {
   lldb::SBMutex lock = m_dap.GetAPIMutex();
   std::lock_guard<lldb::SBMutex> guard(lock);
 
   if (m_line == 0)
-    return;
+    return llvm::createStringError(llvm::inconvertibleErrorCode(),
+                                   "Invalid line number.");
 
   if (source.sourceReference) {
     // breakpoint set by assembly source.
     lldb::SBAddress source_address(*source.sourceReference, m_dap.target);
     if (!source_address.IsValid())
-      return;
+      return llvm::createStringError(llvm::inconvertibleErrorCode(),
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ashgti wrote:

nit: This will be converted into an error when if it makes it to the `RequestHandler<>` but you could also use `DAPError` if we wanted to use any of the error message features (like a URL to or something) in the future. Like: `llvm::make_error<DAPError>("...");`

https://github.com/llvm/llvm-project/pull/139969