internal async Task <JToken> TryGetVariableValue(MessageId msg_id, int scope_id, string expression, bool only_search_on_this, CancellationToken token)
{
JToken thisValue = null;
var context = GetContext(msg_id);
if (context.CallStack == null)
{
return(null);
}
if (TryFindVariableValueInCache(context, expression, only_search_on_this, out JToken obj))
{
return(obj);
}
var scope = context.CallStack.FirstOrDefault(s => s.Id == scope_id);
var live_vars = scope.Method.GetLiveVarsAt(scope.Location.CliLocation.Offset);
//get_this
var res = await SendMonoCommand(msg_id, MonoCommands.GetScopeVariables(scope.Id, live_vars.Select(lv => lv.Index).ToArray()), token);
var scope_values = res.Value? ["result"]? ["value"]?.Values <JObject> ()?.ToArray();
thisValue = scope_values?.FirstOrDefault(v => v ["name"]?.Value <string> () == "this");
if (!only_search_on_this)
{
if (thisValue != null && expression == "this")
{
return(thisValue);
}
var value = scope_values.SingleOrDefault(sv => sv ["name"]?.Value <string> () == expression);
if (value != null)
{
return(value);
}
}
//search in scope
if (thisValue != null)
{
if (!DotnetObjectId.TryParse(thisValue ["value"] ["objectId"], out var objectId))
{
return(null);
}
res = await SendMonoCommand(msg_id, MonoCommands.GetDetails(objectId), token);
scope_values = res.Value? ["result"]? ["value"]?.Values <JObject> ().ToArray();
var foundValue = scope_values.FirstOrDefault(v => v ["name"].Value <string> () == expression);
if (foundValue != null)
{
foundValue["fromThis"] = true;
context.LocalsCache[foundValue ["name"].Value <string> ()] = foundValue;
return(foundValue);
}
}
return(null);
}
async Task <Result> RuntimeGetProperties(MessageId id, DotnetObjectId objectId, JToken args, CancellationToken token)
{
if (objectId.Scheme == "scope")
{
return(await GetScopeProperties(id, int.Parse(objectId.Value), token));
}
var res = await SendMonoCommand(id, MonoCommands.GetDetails(objectId, args), token);
if (res.IsErr)
{
return(res);
}
if (objectId.Scheme == "cfo_res")
{
// Runtime.callFunctionOn result object
var value_json_str = res.Value ["result"]?["value"]?["__value_as_json_string__"]?.Value <string> ();
if (value_json_str != null)
{
res = Result.OkFromObject(new {
result = JArray.Parse(value_json_str.Replace(@"\""", "\""))
});
}
else
{
res = Result.OkFromObject(new { result = new {} });
}
}
else
{
res = Result.Ok(JObject.FromObject(new { result = res.Value ["result"] ["value"] }));
}
return(res);
}
public static bool TryParse(string id, out DotnetObjectId objectId)
{
objectId = null;
if (id == null)
{
return(false);
}
if (!id.StartsWith("dotnet:"))
{
return(false);
}
var parts = id.Split(":", 3);
if (parts.Length < 3)
{
return(false);
}
objectId = new DotnetObjectId(parts[1], parts[2]);
return(true);
}
protected override async Task <bool> AcceptCommand(MessageId id, string method, JObject args, CancellationToken token)
{
// Inspector doesn't use the Target domain or sessions
// so we try to init immediately
if (hideWebDriver && id == SessionId.Null)
{
await DeleteWebDriver(id, token);
}
if (!contexts.TryGetValue(id, out var context))
{
return(false);
}
switch (method)
{
case "Target.attachToTarget": {
var resp = await SendCommand(id, method, args, token);
await DeleteWebDriver(new SessionId (resp.Value ["sessionId"]?.ToString()), token);
break;
}
case "Debugger.enable": {
var resp = await SendCommand(id, method, args, token);
context.DebuggerId = resp.Value ["debuggerId"]?.ToString();
if (await IsRuntimeAlreadyReadyAlready(id, token))
{
await RuntimeReady(id, token);
}
SendResponse(id, resp, token);
return(true);
}
case "Debugger.getScriptSource": {
var script = args? ["scriptId"]?.Value <string> ();
return(await OnGetScriptSource(id, script, token));
}
case "Runtime.compileScript": {
var exp = args? ["expression"]?.Value <string> ();
if (exp.StartsWith("//dotnet:", StringComparison.Ordinal))
{
OnCompileDotnetScript(id, token);
return(true);
}
break;
}
case "Debugger.getPossibleBreakpoints": {
var resp = await SendCommand(id, method, args, token);
if (resp.IsOk && resp.Value["locations"].HasValues)
{
SendResponse(id, resp, token);
return(true);
}
var start = SourceLocation.Parse(args? ["start"] as JObject);
//FIXME support variant where restrictToFunction=true and end is omitted
var end = SourceLocation.Parse(args? ["end"] as JObject);
if (start != null && end != null && await GetPossibleBreakpoints(id, start, end, token))
{
return(true);
}
SendResponse(id, resp, token);
return(true);
}
case "Debugger.setBreakpoint": {
break;
}
case "Debugger.setBreakpointByUrl": {
var resp = await SendCommand(id, method, args, token);
if (!resp.IsOk)
{
SendResponse(id, resp, token);
return(true);
}
var bpid = resp.Value["breakpointId"]?.ToString();
var locations = resp.Value["locations"]?.Values <object>();
var request = BreakpointRequest.Parse(bpid, args);
// is the store done loading?
var loaded = context.Source.Task.IsCompleted;
if (!loaded)
{
// Send and empty response immediately if not
// and register the breakpoint for resolution
context.BreakpointRequests [bpid] = request;
SendResponse(id, resp, token);
}
if (await IsRuntimeAlreadyReadyAlready(id, token))
{
var store = await RuntimeReady(id, token);
Log("verbose", $"BP req {args}");
await SetBreakpoint(id, store, request, !loaded, token);
}
if (loaded)
{
// we were already loaded so we should send a response
// with the locations included and register the request
context.BreakpointRequests [bpid] = request;
var result = Result.OkFromObject(request.AsSetBreakpointByUrlResponse(locations));
SendResponse(id, result, token);
}
return(true);
}
case "Debugger.removeBreakpoint": {
await RemoveBreakpoint(id, args, token);
break;
}
case "Debugger.resume": {
await OnResume(id, token);
break;
}
case "Debugger.stepInto": {
return(await Step(id, StepKind.Into, token));
}
case "Debugger.stepOut": {
return(await Step(id, StepKind.Out, token));
}
case "Debugger.stepOver": {
return(await Step(id, StepKind.Over, token));
}
case "Debugger.evaluateOnCallFrame": {
if (!DotnetObjectId.TryParse(args? ["callFrameId"], out var objectId))
{
return(false);
}
switch (objectId.Scheme)
{
case "scope":
return(await OnEvaluateOnCallFrame(id,
int.Parse(objectId.Value),
args? ["expression"]?.Value <string> (), token));
default:
return(false);
}
}
case "Runtime.getProperties": {
if (!DotnetObjectId.TryParse(args? ["objectId"], out var objectId))
{
break;
}
var result = await RuntimeGetProperties(id, objectId, args, token);
SendResponse(id, result, token);
return(true);
}
case "Runtime.releaseObject": {
if (!(DotnetObjectId.TryParse(args ["objectId"], out var objectId) && objectId.Scheme == "cfo_res"))
{
break;
}
await SendMonoCommand(id, MonoCommands.ReleaseObject(objectId), token);
SendResponse(id, Result.OkFromObject(new{}), token);
return(true);
}
// Protocol extensions
case "Dotnet-test.setBreakpointByMethod": {
Console.WriteLine("set-breakpoint-by-method: " + id + " " + args);
var store = await RuntimeReady(id, token);
string aname = args ["assemblyName"]?.Value <string> ();
string typeName = args ["typeName"]?.Value <string> ();
string methodName = args ["methodName"]?.Value <string> ();
if (aname == null || typeName == null || methodName == null)
{
SendResponse(id, Result.Err("Invalid protocol message '" + args + "'."), token);
return(true);
}
// GetAssemblyByName seems to work on file names
var assembly = store.GetAssemblyByName(aname);
if (assembly == null)
{
assembly = store.GetAssemblyByName(aname + ".exe");
}
if (assembly == null)
{
assembly = store.GetAssemblyByName(aname + ".dll");
}
if (assembly == null)
{
SendResponse(id, Result.Err("Assembly '" + aname + "' not found."), token);
return(true);
}
var type = assembly.GetTypeByName(typeName);
if (type == null)
{
SendResponse(id, Result.Err($"Type '{typeName}' not found."), token);
return(true);
}
var methodInfo = type.Methods.FirstOrDefault(m => m.Name == methodName);
if (methodInfo == null)
{
SendResponse(id, Result.Err($"Method '{typeName}:{methodName}' not found."), token);
return(true);
}
bpIdGenerator++;
string bpid = "by-method-" + bpIdGenerator.ToString();
var request = new BreakpointRequest(bpid, methodInfo);
context.BreakpointRequests[bpid] = request;
var loc = methodInfo.StartLocation;
var bp = await SetMonoBreakpoint(id, bpid, loc, token);
if (bp.State != BreakpointState.Active)
{
// FIXME:
throw new NotImplementedException();
}
var resolvedLocation = new {
breakpointId = bpid,
location = loc.AsLocation()
};
SendEvent(id, "Debugger.breakpointResolved", JObject.FromObject(resolvedLocation), token);
SendResponse(id, Result.OkFromObject(new {
result = new { breakpointId = bpid, locations = new object [] { loc.AsLocation() } }
}), token);
return(true);
}
case "Runtime.callFunctionOn": {
if (!DotnetObjectId.TryParse(args ["objectId"], out var objectId))
{
return(false);
}
var silent = args ["silent"]?.Value <bool> () ?? false;
if (objectId.Scheme == "scope")
{
var fail = silent ? Result.OkFromObject(new { result = new { } }) : Result.Exception(new ArgumentException($"Runtime.callFunctionOn not supported with scope ({objectId})."));
SendResponse(id, fail, token);
return(true);
}
var returnByValue = args ["returnByValue"]?.Value <bool> () ?? false;
var res = await SendMonoCommand(id, MonoCommands.CallFunctionOn(args), token);
if (!returnByValue &&
DotnetObjectId.TryParse(res.Value?["result"]?["value"]?["objectId"], out var resultObjectId) &&
resultObjectId.Scheme == "cfo_res")
{
res = Result.OkFromObject(new { result = res.Value ["result"]["value"] });
}
if (res.IsErr && silent)
{
res = Result.OkFromObject(new { result = new { } });
}
SendResponse(id, res, token);
return(true);
}
}
return(false);
}
public static bool TryParse(JToken jToken, out DotnetObjectId objectId) => TryParse(jToken?.Value <string>(), out objectId);
