[Lldb-commits] [lldb] [lldb-dap] Add feature to remember last non-empty expression. (PR #107485)

[via lldb-commits]

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@@ -1364,8 +1364,14 @@ void request_evaluate(const llvm::json::Object &request) {
   std::string expression = GetString(arguments, "expression").str();
   llvm::StringRef context = GetString(arguments, "context");
 
-  if (context == "repl" && g_dap.DetectExpressionContext(frame, expression) ==
-                               ExpressionContext::Command) {
+  if (context == "repl" &&
+      (expression.empty() ?
+       g_dap.last_nonempty_var_expression.empty() :
+       g_dap.DetectExpressionContext(frame, expression) ==
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cmtice wrote:

I've done the best compromise I can -- I've created a new variable, 'repeat_last_command' to use in the if-condition, and tried to set up the if-condition to avoid unnecessary calls to DetectExpressionContext.

https://github.com/llvm/llvm-project/pull/107485