[lldb] Tab completion for process plugin name

Summary:

1. Added tab completion to `process launch -p`, `process attach -P`, `process
connect -p`;

2. Bound the plugin name common completion as the default completion for
`eArgTypePlugin` arguments.

Reviewers: teemperor, JDevlieghere

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D79929

1 files changed, 8 insertions, 0 deletions

diff --git a/lldb/source/Commands/CommandCompletions.cpp b/lldb/source/Commands/CommandCompletions.cpp
index d4e4f6a..11198f6 100644
--- a/lldb/source/Commands/CommandCompletions.cpp
+++ b/lldb/source/Commands/CommandCompletions.cpp
@@ -58,6 +58,7 @@ bool CommandCompletions::InvokeCommonCompletionCallbacks(
       {eVariablePathCompletion, CommandCompletions::VariablePath},
       {eRegisterCompletion, CommandCompletions::Registers},
       {eBreakpointCompletion, CommandCompletions::Breakpoints},
+      {eProcessPluginCompletion, CommandCompletions::ProcessPluginNames},
       {eNoCompletion, nullptr} // This one has to be last in the list.
   };
 
@@ -582,3 +583,10 @@ void CommandCompletions::Breakpoints(CommandInterpreter &interpreter,
     request.TryCompleteCurrentArg(std::to_string(bp->GetID()), bp_info);
   }
 }
+
+void CommandCompletions::ProcessPluginNames(CommandInterpreter &interpreter,
+                                            CompletionRequest &request,
+                                            SearchFilter *searcher) {
+  PluginManager::AutoCompleteProcessName(request.GetCursorArgumentPrefix(),
+                                         request);
+}
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