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502 lines (402 loc) · 11.9 KB
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using VSCode.DebugAdapter;
namespace VSCodeDebug
{
// ---- Types -------------------------------------------------------------------------
public class Message {
public int id { get; }
public string format { get; }
public dynamic variables { get; }
public dynamic showUser { get; }
public dynamic sendTelemetry { get; }
public Message(int id, string format, dynamic variables = null, bool user = true, bool telemetry = false) {
this.id = id;
this.format = format;
this.variables = variables;
this.showUser = user;
this.sendTelemetry = telemetry;
}
}
public class StackFrame
{
public int id { get; }
public Source source { get; }
public int line { get; }
public int column { get; }
public string name { get; }
public StackFrame(int id, string name, Source source, int line, int column) {
this.id = id;
this.name = name;
this.source = source;
this.line = line;
this.column = column;
}
}
public class Scope
{
public string name { get; }
public int variablesReference { get; }
public bool expensive { get; }
public Scope(string name, int variablesReference, bool expensive = false) {
this.name = name;
this.variablesReference = variablesReference;
this.expensive = expensive;
}
}
public class Variable
{
public string name { get; }
public string value { get; }
public string type { get; }
public int variablesReference { get; }
public Variable(string name, string value, string type, int variablesReference = 0) {
this.name = name;
this.value = value;
this.type = type;
this.variablesReference = variablesReference;
}
}
public class Thread
{
public int id { get; }
public string name { get; }
public Thread(int id, string name) {
this.id = id;
if (name == null || name.Length == 0) {
this.name = string.Format("Thread #{0}", id);
}
else {
this.name = name;
}
}
}
public class Source
{
public string name { get; }
public string path { get; }
public int sourceReference { get; }
public string origin { get; set; }
public string presentationHint { get; set; }
public Source(string name, string path, int sourceReference = 0) {
this.name = name;
this.path = path;
this.sourceReference = sourceReference;
}
public Source(string path, int sourceReference = 0) {
this.name = Path.GetFileName(path);
this.path = path;
this.sourceReference = sourceReference;
}
}
public class Breakpoint
{
public bool verified { get; }
public int line { get; }
public Breakpoint(bool verified)
{
this.verified = verified;
line = 0;
}
public Breakpoint(bool verified, int line) {
this.verified = verified;
this.line = line;
}
}
// ---- Events -------------------------------------------------------------------------
public class InitializedEvent : Event
{
public InitializedEvent()
: base("initialized") { }
}
public class StoppedEvent : Event
{
public StoppedEvent(int tid, string reasn, string txt = null)
: base("stopped", new {
threadId = tid,
reason = reasn,
text = txt
}) { }
}
public class ExitedEvent : Event
{
public ExitedEvent(int exCode)
: base("exited", new { exitCode = exCode } ) { }
}
public class TerminatedEvent : Event
{
public TerminatedEvent()
: base("terminated") { }
}
public class ThreadEvent : Event
{
public ThreadEvent(string reasn, int tid)
: base("thread", new {
reason = reasn,
threadId = tid
}) { }
}
public class OutputEvent : Event
{
public OutputEvent(string cat, string outpt)
: base("output", new {
category = cat,
output = outpt
}) { }
}
// ---- Response -------------------------------------------------------------------------
public class Capabilities : ResponseBody {
public bool supportsConfigurationDoneRequest;
public bool supportsFunctionBreakpoints;
public bool supportsConditionalBreakpoints;
public bool supportsEvaluateForHovers;
public bool supportsExceptionFilterOptions;
public dynamic[] exceptionBreakpointFilters;
public bool supportTerminateDebuggee;
}
public class ErrorResponseBody : ResponseBody {
public Message error { get; }
public ErrorResponseBody(Message error) {
this.error = error;
}
}
public class StackTraceResponseBody : ResponseBody
{
public StackFrame[] stackFrames { get; }
public StackTraceResponseBody(IEnumerable<StackFrame> frames = null) {
if (frames == null)
stackFrames = new StackFrame[0];
else
stackFrames = frames.ToArray<StackFrame>();
}
}
public class ScopesResponseBody : ResponseBody
{
public Scope[] scopes { get; }
public ScopesResponseBody(IList<Scope> scps = null) {
if (scps == null)
scopes = new Scope[0];
else
scopes = scps.ToArray<Scope>();
}
}
public class VariablesResponseBody : ResponseBody
{
public Variable[] variables { get; }
public VariablesResponseBody(IList<Variable> vars = null) {
if (vars == null)
variables = new Variable[0];
else
variables = vars.ToArray<Variable>();
}
}
public class ThreadsResponseBody : ResponseBody
{
public Thread[] threads { get; }
public ThreadsResponseBody(List<Thread> vars = null) {
if (vars == null)
threads = new Thread[0];
else
threads = vars.ToArray<Thread>();
}
}
public class EvaluateResponseBody : ResponseBody
{
public string result { get; }
public string type { get; set; }
public int variablesReference { get; }
public EvaluateResponseBody(string value, int reff = 0) {
result = value;
variablesReference = reff;
}
}
public class SetBreakpointsResponseBody : ResponseBody
{
public Breakpoint[] breakpoints { get; }
public SetBreakpointsResponseBody(List<Breakpoint> bpts = null) {
if (bpts == null)
breakpoints = Array.Empty<Breakpoint>();
else
breakpoints = bpts.ToArray<Breakpoint>();
}
}
public class SetExceptionBreakpointsResponseBody : ResponseBody
{
public Breakpoint[] breakpoints { get; }
public SetExceptionBreakpointsResponseBody(List<Breakpoint> bpts = null)
{
if (bpts == null)
breakpoints = Array.Empty<Breakpoint>();
else
breakpoints = bpts.ToArray<Breakpoint>();
}
}
// ---- The Session --------------------------------------------------------
public abstract class DebugSession : ProtocolServer
{
private bool _clientLinesStartAt1 = true;
private bool _clientPathsAreUri = true;
public PathHandlingStrategy PathStrategy { get; }
public DebugSession(bool debuggerLinesStartAt1, bool debuggerPathsAreURI = false)
{
PathStrategy = new PathHandlingStrategy
{
DebuggerLinesStartAt1 = debuggerLinesStartAt1,
DebuggerPathsAreUri = debuggerPathsAreURI
};
}
public void SendResponse(Response response, dynamic body = null)
{
if (body != null) {
response.SetBody(body);
}
SendMessage(response);
}
public void SendErrorResponse(Response response, int id, string format, dynamic arguments = null, bool user = true, bool telemetry = false)
{
var msg = new Message(id, format, arguments, user, telemetry);
var message = Utilities.ExpandVariables(msg.format, msg.variables);
response.SetErrorBody(message, new ErrorResponseBody(msg));
SendMessage(response);
}
protected override void DispatchRequest(string command, dynamic args, Response response)
{
if (args == null) {
args = new { };
}
try {
switch (command) {
case "initialize":
if (args.linesStartAt1 != null) {
_clientLinesStartAt1 = (bool)args.linesStartAt1;
}
var pathFormat = (string)args.pathFormat;
if (pathFormat != null) {
switch (pathFormat) {
case "uri":
_clientPathsAreUri = true;
break;
case "path":
_clientPathsAreUri = false;
break;
default:
SendErrorResponse(response, 1015, "initialize: bad value '{_format}' for pathFormat", new { _format = pathFormat });
return;
}
}
SetPathStrategy();
Initialize(response, args);
break;
case "launch":
Launch(response, args);
break;
case "attach":
Attach(response, args);
break;
case "disconnect":
Disconnect(response, args);
break;
case "next":
Next(response, args);
break;
case "continue":
Continue(response, args);
break;
case "stepIn":
StepIn(response, args);
break;
case "stepOut":
StepOut(response, args);
break;
case "pause":
Pause(response, args);
break;
case "stackTrace":
StackTrace(response, args);
break;
case "scopes":
Scopes(response, args);
break;
case "variables":
Variables(response, args);
break;
case "source":
Source(response, args);
break;
case "threads":
Threads(response, args);
break;
case "setBreakpoints":
SetBreakpoints(response, args);
break;
case "setFunctionBreakpoints":
SetFunctionBreakpoints(response, args);
break;
case "setExceptionBreakpoints":
SetExceptionBreakpoints(response, args);
break;
case "evaluate":
Evaluate(response, args);
break;
case "configurationDone":
ConfigurationDone(response, args);
break;
default:
SendErrorResponse(response, 1014, "unrecognized request: {_request}", new { _request = command });
break;
}
}
catch (Exception e) {
OnRequestError(e);
SendErrorResponse(response, 1104, "error while processing request '{_request}' (exception: {_exception})", new { _request = command, _exception = e.Message });
}
if (command == "disconnect") {
Stop();
}
}
private void SetPathStrategy()
{
PathStrategy.ClientLinesStartAt1 = _clientLinesStartAt1;
PathStrategy.ClientPathsAreUri = _clientPathsAreUri;
}
protected string ConvertClientPathToDebugger(string path)
{
return PathStrategy.ConvertClientPathToDebugger(path);
}
public abstract void ConfigurationDone(Response response, dynamic args);
public abstract void Initialize(Response response, dynamic args);
public abstract void Launch(Response response, dynamic arguments);
public abstract void Attach(Response response, dynamic arguments);
public abstract void Disconnect(Response response, dynamic arguments);
public virtual void SetFunctionBreakpoints(Response response, dynamic arguments)
{
}
public virtual void SetExceptionBreakpoints(Response response, dynamic arguments)
{
}
protected virtual void OnRequestError(Exception e)
{
}
public abstract void SetBreakpoints(Response response, dynamic arguments);
public abstract void Continue(Response response, dynamic arguments);
public abstract void Next(Response response, dynamic arguments);
public abstract void StepIn(Response response, dynamic arguments);
public abstract void StepOut(Response response, dynamic arguments);
public abstract void Pause(Response response, dynamic arguments);
public abstract void StackTrace(Response response, dynamic arguments);
public abstract void Scopes(Response response, dynamic arguments);
public abstract void Variables(Response response, dynamic arguments);
public virtual void Source(Response response, dynamic arguments)
{
SendErrorResponse(response, 1020, "Source not supported");
}
public abstract void Threads(Response response, dynamic arguments);
public abstract void Evaluate(Response response, dynamic arguments);
}
}
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