private void HandleScopesRequest(DAPRequest request, DAPScopesRequest msg)
{
var threadId = msg.frameId >> 16;
var frameIndex = msg.frameId & 0xffff;
var state = GetThread(threadId);
if (!state.Stopped)
{
throw new RequestFailedException("Cannot get scopes when thread is not stopped");
}
if (frameIndex < 0 || frameIndex >= state.Stack.Count)
{
throw new RequestFailedException("Requested scopes for unknown frame");
}
var frame = state.Stack[frameIndex];
var stackScope = new DAPScope
{
name = "Locals",
variablesReference = Evaluator.MakeStackRef(threadId, frameIndex, 0),
namedVariables = 0, // TODO - get hinted named/indexed variable count,
indexedVariables = 0,
expensive = false
};
SetScopeRange(stackScope, frame);
var upvalueScope = new DAPScope
{
name = "Upvalues",
variablesReference = Evaluator.MakeStackRef(threadId, frameIndex, 1),
namedVariables = 0,
indexedVariables = 0,
expensive = false
};
SetScopeRange(upvalueScope, frame);
var scopes = new List <DAPScope> {
stackScope, upvalueScope
};
var reply = new DAPScopesResponse
{
scopes = scopes
};
Stream.SendReply(request, reply);
}
private void SetScopeRange(DAPScope scope, StackFrame frame)
{
// Send location information for rule-local scopes.
// If the scope location is missing, the value of local variables will be displayed in
// every rule that has variables with the same name.
// This restricts them so they're only displayed in the rule that the stack frame belongs to.
if (frame.ScopeFirstLine != 0)
{
scope.source = new DAPSource
{
name = frame.Source,
path = (frame.Path ?? frame.Source).Replace("/", "\\")
};
scope.line = frame.ScopeFirstLine;
scope.column = 1;
scope.endLine = frame.ScopeLastLine;
scope.endColumn = 1;
}
}