private void MkCreateSpecMachineMethod(string machineName)
{
var fields = new List <SyntaxNode>();
//create machine
fields.Add(
generator.LocalDeclarationStatement(
generator.IdentifierName("var"),
"machine",
generator.ObjectCreationExpression(
generator.IdentifierName(machineName),
new List <SyntaxNode> {
generator.IdentifierName("application")
})));
//log
fields.Add(CSharpHelper.MkCSharpTrace($"<CreateLog> Created spec Machine {machineName}"));
fields.AddRange(allMachines[machineName].observesEvents.Select(x => CSharpHelper.MkCSharpInvocationExpression(CSharpHelper.MkCSharpDot("machine", "observes", "Add"), GetEventVar(x))));
var prtvalueNull =
(ExpressionSyntax)generator.MemberAccessExpression(IdentifierName("PrtEventValue"), IdentifierName("@null"));
//execute the entry function of the machine
fields.Add(
CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("machine", "PrtEnqueueEvent"),
prtvalueNull,
prtvalueNull,
LiteralExpression(SyntaxKind.NullLiteralExpression)));
//return machine;
fields.Add(generator.ReturnStatement(generator.IdentifierName("machine")));
var methodPars = new[] { generator.ParameterDeclaration("application", generator.IdentifierName("StateImpl")) };
SyntaxNode makeCreateSpecDecl = generator.MethodDeclaration(
$"CreateSpecMachine_{machineName}",
methodPars,
null,
IdentifierName("PrtSpecMachine"),
Accessibility.Public,
DeclarationModifiers.Static,
fields);
members.Add(makeCreateSpecDecl);
}
private void MkCreateRealMachineMethod(string machineName)
{
var fields = new List <SyntaxNode>();
//create machine
MachineInfo machineInfo = allMachines[machineName];
//There are three cases:
//- default (no constraint on queue size): maxQueueSizeAssumed == false; maxQueueSize = default (10?)
//- assume <maxQueueSize>: maxQueueSize > 0, maxQueueSizeAssumed == true;
//- assert <maxQueueSize>: maxQueueSize > 0, maxQueueSizeAssumed == false;
if (machineInfo.maxQueueSize > 0)
{
fields.Add(
generator.LocalDeclarationStatement(
generator.IdentifierName("var"),
"machine",
generator.ObjectCreationExpression(
generator.IdentifierName(machineName),
new List <SyntaxNode>
{
generator.IdentifierName("application"),
generator.LiteralExpression(machineInfo.maxQueueSize),
generator.LiteralExpression(machineInfo.maxQueueSizeAssumed)
})));
}
else
{
fields.Add(
generator.LocalDeclarationStatement(
generator.IdentifierName("var"),
"machine",
generator.ObjectCreationExpression(
generator.IdentifierName(machineName),
new List <SyntaxNode>
{
generator.IdentifierName("application"),
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("PrtImplMachine"),
IdentifierName("DefaultMaxBufferSize")),
generator.LiteralExpression(machineInfo.maxQueueSizeAssumed)
})));
}
// log
fields.Add(
CSharpHelper.MkCSharpTrace(
$"<CreateLog> Created Machine {machineName}-{{0}}",
CSharpHelper.MkCSharpDot("machine", "instanceNumber")));
//initialize the permission set for self
if (allMachines[machineName].receiveSet == null)
{
fields.Add(
CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
CSharpHelper.MkCSharpDot(IdentifierName("machine"), "self", "permissions"),
LiteralExpression(SyntaxKind.NullLiteralExpression)));
}
else
{
fields.AddRange(
allMachines[machineName].receiveSet.Select(
ev => CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot(IdentifierName("machine"), "self", "permissions", "Add"),
GetEventVar(ev))));
}
//initialize the send set
if (allMachines[machineName].sendsSet == null)
{
fields.Add(
CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
CSharpHelper.MkCSharpDot(IdentifierName("machine"), "sends"),
LiteralExpression(SyntaxKind.NullLiteralExpression)));
}
else
{
fields.AddRange(
allMachines[machineName].sendsSet.Select(
ev => CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot(IdentifierName("machine"), "sends", "Add"),
GetEventVar(ev))));
}
//machine.currentPayload = payload;
fields.Add(
CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
CSharpHelper.MkCSharpDot("machine", "currentPayload"),
IdentifierName("payload")));
//return machine;
fields.Add(generator.ReturnStatement(generator.IdentifierName("machine")));
var methodPars = new[]
{
generator.ParameterDeclaration("application", generator.IdentifierName("StateImpl")),
generator.ParameterDeclaration("payload", generator.IdentifierName("PrtValue"))
};
SyntaxNode makeCreateMachineDecl = generator.MethodDeclaration(
$"CreateMachine_{machineName}",
methodPars,
null, // type parameters
generator.IdentifierName("PrtImplMachine"),
Accessibility.Public,
DeclarationModifiers.Static,
fields);
members.Add(makeCreateMachineDecl);
}
public static ExpressionSyntax MkCSharpDot(string first, params string[] names)
{
return(CSharpHelper.MkCSharpDot(SyntaxFactory.IdentifierName(first), names));
}
private SyntaxNode MkStaticAppConstructor(string testName)
{
var stmtList = new List <StatementSyntax>();
//Initialize types and events
var nodes = dependsOn.Keys.Select(s => s.ToLower()).ToList();
foreach (var files in dependsOn.Values)
{
foreach (var f in files)
{
if (!nodes.Contains(f))
{
nodes.Add(f);
}
}
}
var edges = new List <Tuple <string, string> >();
foreach (var file in dependsOn)
{
foreach (var dep in file.Value)
{
if (file.Key != dep)
{
edges.Add(new Tuple <string, string>(dep.ToLower(), file.Key.ToLower()));
}
}
}
List <string> topoOrder = TopologicalSortFiles <string>(nodes, edges);
//make invocations to the initialization of all types
foreach (var fName in topoOrder)
{
stmtList.Add(
SyntaxFactory.ExpressionStatement(CSharpHelper.MkCSharpInvocationExpression(
SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.IdentifierName("Types"), SyntaxFactory.IdentifierName("Types_" + fName))
)));
}
//make invocation to the initialization of all events
foreach (var fName in topoOrder)
{
stmtList.Add(
SyntaxFactory.ExpressionStatement(CSharpHelper.MkCSharpInvocationExpression(
SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.IdentifierName("Events"), SyntaxFactory.IdentifierName("Events_" + fName))
)));
}
//Initialize all the maps
//safe map
foreach (var sm in allTests[testName].isSafeMap)
{
var safeadd = CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("isSafeMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(sm.Key),
sm.Value ? CSharpHelper.MkCSharpTrueLiteralExpression() : CSharpHelper.MkCSharpFalseLiteralExpression()
);
stmtList.Add(SyntaxFactory.ExpressionStatement(safeadd));
}
//rename map
foreach (var rename in allTests[testName].renameMap)
{
var renameadd = CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("renameMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(rename.Key),
CSharpHelper.MkCSharpStringLiteralExpression(rename.Value)
);
stmtList.Add(SyntaxFactory.ExpressionStatement(renameadd));
}
//create map
var listOfSpecMachineNames = allTests[testName].renameMap.Where(item => allTests[testName].specMachineMap.ContainsKey(item.Key)).Select(item => item.Value).Distinct();
var listOfMachineNames = allTests[testName].renameMap.Where(item => !allTests[testName].specMachineMap.ContainsKey(item.Key)).Select(item => item.Value).Distinct();
foreach (var specMachine in listOfSpecMachineNames)
{
var createadd = CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("createSpecMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(specMachine),
SyntaxFactory.IdentifierName(string.Format("CreateSpecMachine_{0}", specMachine)));
stmtList.Add(SyntaxFactory.ExpressionStatement(createadd));
}
foreach (var machine in listOfMachineNames)
{
//its a machine
var createadd = CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("createMachineMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(machine),
SyntaxFactory.IdentifierName(string.Format("CreateMachine_{0}", machine))
);
stmtList.Add(SyntaxFactory.ExpressionStatement(createadd));
}
//interface map
foreach (var it in allTests[testName].interfaceMap)
{
var eventsParams = new SeparatedSyntaxList <ExpressionSyntax>();
foreach (var ev in it.Value)
{
eventsParams = eventsParams.Add(GetEventVar(ev));
}
var initStmt = CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
SyntaxFactory.ElementAccessExpression(
SyntaxFactory.IdentifierName("interfaceMap"),
SyntaxFactory.BracketedArgumentList(SyntaxFactory.SingletonSeparatedList <ArgumentSyntax>(SyntaxFactory.Argument(CSharpHelper.MkCSharpStringLiteralExpression(it.Key))))
),
SyntaxFactory.ObjectCreationExpression(
SyntaxFactory.GenericName(SyntaxFactory.Identifier("List"), SyntaxFactory.TypeArgumentList(SyntaxFactory.SingletonSeparatedList <TypeSyntax>(SyntaxFactory.IdentifierName("PrtEventValue")))),
SyntaxFactory.ArgumentList(),
SyntaxFactory.InitializerExpression(SyntaxKind.CollectionInitializerExpression, eventsParams))
);
stmtList.Add(initStmt);
}
//send actions
{
var eventsParams = new SeparatedSyntaxList <ExpressionSyntax>();
foreach (var ev in allTests[testName].sendActions)
{
eventsParams = eventsParams.Add(CSharpHelper.MkCSharpStringLiteralExpression(ev));
}
var initStmt = CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
SyntaxFactory.IdentifierName("visibleEvents"),
SyntaxFactory.ObjectCreationExpression(
SyntaxFactory.GenericName(SyntaxFactory.Identifier("List"), SyntaxFactory.TypeArgumentList(SyntaxFactory.SingletonSeparatedList <TypeSyntax>(SyntaxFactory.IdentifierName("string")))),
SyntaxFactory.ArgumentList(),
SyntaxFactory.InitializerExpression(SyntaxKind.CollectionInitializerExpression, eventsParams))
);
stmtList.Add(initStmt);
}
//interface actions
{
var interfaceParams = new SeparatedSyntaxList <ExpressionSyntax>();
foreach (var it in allTests[testName].createActions)
{
interfaceParams = interfaceParams.Add(CSharpHelper.MkCSharpStringLiteralExpression(it));
}
var initStmt = CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
SyntaxFactory.IdentifierName("visibleInterfaces"),
SyntaxFactory.ObjectCreationExpression(
SyntaxFactory.GenericName(SyntaxFactory.Identifier("List"), SyntaxFactory.TypeArgumentList(SyntaxFactory.SingletonSeparatedList <TypeSyntax>(SyntaxFactory.IdentifierName("string")))),
SyntaxFactory.ArgumentList(),
SyntaxFactory.InitializerExpression(SyntaxKind.CollectionInitializerExpression, interfaceParams))
);
stmtList.Add(initStmt);
}
//initialize the interface types
foreach (var it in allTests[testName].interfaceMap)
{
var initStmt = CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.ParenthesizedExpression(
CSharpHelper.MkCSharpCastExpression("PrtInterfaceType",
SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.IdentifierName("Types"), SyntaxFactory.IdentifierName(String.Format("type_{0}", it.Key))))),
SyntaxFactory.IdentifierName("permissions")),
SyntaxFactory.ElementAccessExpression(
SyntaxFactory.IdentifierName("interfaceMap"),
SyntaxFactory.BracketedArgumentList(SyntaxFactory.SingletonSeparatedList <ArgumentSyntax>(SyntaxFactory.Argument(CSharpHelper.MkCSharpStringLiteralExpression(it.Key))))
)
);
stmtList.Add(initStmt);
}
//spec machine map
foreach (var specMachine in allTests[testName].specMachineMap)
{
SeparatedSyntaxList <ExpressionSyntax> machines = new SeparatedSyntaxList <ExpressionSyntax>();
machines = machines.AddRange(specMachine.Value.Select(x => CSharpHelper.MkCSharpStringLiteralExpression(x)));
var addstmt =
CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("specMachineMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(specMachine.Key),
SyntaxFactory.ObjectCreationExpression(
CSharpHelper.MkCSharpGenericListType(SyntaxFactory.IdentifierName("string")),
SyntaxFactory.ArgumentList(),
SyntaxFactory.InitializerExpression(SyntaxKind.CollectionInitializerExpression, machines))
);
stmtList.Add(SyntaxFactory.ExpressionStatement(addstmt));
}
//link map
//declare temp variable
var dictStringString =
SyntaxFactory.GenericName(
SyntaxFactory.Identifier("Dictionary"),
SyntaxFactory.TypeArgumentList(SyntaxFactory.SeparatedList <TypeSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.PredefinedType(
SyntaxFactory.Token(SyntaxKind.StringKeyword)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.PredefinedType(
SyntaxFactory.Token(SyntaxKind.StringKeyword))
}))
);
stmtList.Add(
SyntaxFactory.LocalDeclarationStatement(
SyntaxFactory.VariableDeclaration(
dictStringString,
SyntaxFactory.SingletonSeparatedList <VariableDeclaratorSyntax>(
SyntaxFactory.VariableDeclarator(
SyntaxFactory.Identifier("_temp"))
)
)
)
);
foreach (var creatorM in allTests[testName].linkMap)
{
var tempInit =
CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
SyntaxFactory.IdentifierName("_temp"),
CSharpHelper.MkCSharpObjectCreationExpression(dictStringString)
);
stmtList.Add(tempInit);
foreach (var linkmapitem in creatorM.Value)
{
stmtList.Add(
SyntaxFactory.ExpressionStatement(
CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("_temp", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(linkmapitem.Key),
CSharpHelper.MkCSharpStringLiteralExpression(linkmapitem.Value)
))
);
}
var addLinkItem = SyntaxFactory.ExpressionStatement(
CSharpHelper.MkCSharpInvocationExpression(
CSharpHelper.MkCSharpDot("linkMap", "Add"),
CSharpHelper.MkCSharpStringLiteralExpression(creatorM.Key),
SyntaxFactory.IdentifierName("_temp"))
);
stmtList.Add(addLinkItem);
}
var staticConstrutor = SyntaxFactory.ConstructorDeclaration(
SyntaxFactory.Identifier("Application"))
.WithModifiers(
SyntaxFactory.TokenList(
SyntaxFactory.Token(SyntaxKind.StaticKeyword)))
.WithBody(SyntaxFactory.Block(stmtList))
.NormalizeWhitespace();
return(staticConstrutor);
}
public SyntaxNode MkClass()
{
var generator = translator.generator;
//StartState property (getter only, since there's no setter in the base class):
string startState = machineInfo.initStateName;
var startStateProperty =
SyntaxFactory.PropertyDeclaration(
SyntaxFactory.IdentifierName("PrtState"),
SyntaxFactory.Identifier("StartState"))
.WithModifiers(
SyntaxFactory.TokenList(
new[] {
SyntaxFactory.Token(SyntaxKind.PublicKeyword),
SyntaxFactory.Token(SyntaxKind.OverrideKeyword)
}))
.WithAccessorList(
SyntaxFactory.AccessorList(
SyntaxFactory.SingletonList <AccessorDeclarationSyntax>(
SyntaxFactory.AccessorDeclaration(
SyntaxKind.GetAccessorDeclaration,
SyntaxFactory.Block(
SyntaxFactory.SingletonList <StatementSyntax>(
SyntaxFactory.ReturnStatement(
SyntaxFactory.IdentifierName(startState))))))))
.NormalizeWhitespace();
machineMembers.Add(startStateProperty);
//Add getters/setters for machine variables:
int ind = 0;
foreach (var pair in machineInfo.localVariableToVarInfo)
{
SyntaxTokenList modifiers = new SyntaxTokenList();
modifiers = modifiers.Add(SyntaxFactory.Token(SyntaxKind.PublicKeyword));
var getBody = SyntaxFactory.SingletonList <StatementSyntax>(SyntaxFactory.ReturnStatement(
(ExpressionSyntax)CSharpHelper.MkCSharpElementAccessExpression(
SyntaxFactory.IdentifierName("fields"), ind)));
var setBody = SyntaxFactory.SingletonList <StatementSyntax>((StatementSyntax)CSharpHelper.MkCSharpSimpleAssignmentExpressionStatement(
(ExpressionSyntax)CSharpHelper.MkCSharpElementAccessExpression(
SyntaxFactory.IdentifierName("fields"), ind),
SyntaxFactory.IdentifierName("value")));
AccessorDeclarationSyntax[] accessorList = new AccessorDeclarationSyntax[]
{ CSharpHelper.MkCSharpAccessor("get", getBody), CSharpHelper.MkCSharpAccessor("set", setBody) };
machineMembers.Add(CSharpHelper.MkCSharpPropertyDecl("PrtValue", VarName(pair.Key), modifiers, accessorList));
ind += 1;
}
var skeletonMethodBody = generator.ReturnStatement(generator.ObjectCreationExpression(generator.IdentifierName(machineName)));
var skeletonMethodDecl = generator.MethodDeclaration("MakeSkeleton", null,
null, generator.IdentifierName(machineInfo.IsReal ? "PrtImplMachine" : "PrtSpecMachine"),
Accessibility.Public,
DeclarationModifiers.Override,
new SyntaxNode[] { skeletonMethodBody });
machineMembers.Add(skeletonMethodDecl);
//(this.GetType())
var returnMethodPars = new SyntaxNode[]
{
generator.InvocationExpression(generator.MemberAccessExpression(generator.ThisExpression(), generator.IdentifierName("GetType")))
};
//return app.NextMachineInstanceNumber(this.GetType());
var nextInstanceNumberMethodBody = generator.ReturnStatement(generator.InvocationExpression(generator.MemberAccessExpression(
generator.IdentifierName("app"), generator.IdentifierName("NextMachineInstanceNumber")), returnMethodPars));
//(StateImpl app)
if (machineInfo.IsReal)
{
var methodPars = new SyntaxNode[] { generator.ParameterDeclaration("app", generator.IdentifierName("StateImpl")) };
var nextInstanceNumberMethodDecl = generator.MethodDeclaration("NextInstanceNumber", methodPars,
//null, generator.IdentifierName("int"),
null, generator.TypeExpression(SpecialType.System_Int32),
Accessibility.Public,
DeclarationModifiers.Override,
new SyntaxNode[] { nextInstanceNumberMethodBody });
machineMembers.Add(nextInstanceNumberMethodDecl);
}
//Name property (getter only):
var nameProperty =
SyntaxFactory.PropertyDeclaration(
SyntaxFactory.PredefinedType(
SyntaxFactory.Token(SyntaxKind.StringKeyword)),
SyntaxFactory.Identifier("Name"))
.WithModifiers(
SyntaxFactory.TokenList(
new[] {
SyntaxFactory.Token(SyntaxKind.PublicKeyword),
SyntaxFactory.Token(SyntaxKind.OverrideKeyword)
}))
.WithAccessorList(
SyntaxFactory.AccessorList(
SyntaxFactory.SingletonList <AccessorDeclarationSyntax>(
SyntaxFactory.AccessorDeclaration(
SyntaxKind.GetAccessorDeclaration,
SyntaxFactory.Block(
SyntaxFactory.SingletonList <StatementSyntax>(
SyntaxFactory.ReturnStatement(
SyntaxFactory.IdentifierName("\"" + machineName + "\""))))))))
.NormalizeWhitespace();
machineMembers.Add(nameProperty);
//constructor for cloning
var constructor_1 = generator.ConstructorDeclaration(machineName, null, Accessibility.Public, baseConstructorArguments: new SyntaxNode[0]);
machineMembers.Add(constructor_1);
//Machine class constructor
//public PONG(StateImpl app, int maxB, bool assume): base (app, maxB, assume)
List <SyntaxNode> constructorStmtList = new List <SyntaxNode>();
foreach (var varInfo in machineInfo.localVariableToVarInfo.Values)
{
var defaultValue = CSharpHelper.MkCSharpInvocationExpression(SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName("PrtValue"),
SyntaxFactory.IdentifierName("PrtMkDefaultValue")), translator.typeContext.PTypeToCSharpExpr(varInfo.type));
constructorStmtList.Add(SyntaxFactory.ExpressionStatement(CSharpHelper.MkCSharpInvocationExpression(CSharpHelper.MkCSharpDot("fields", "Add"), defaultValue)));
}
if (machineInfo.IsReal)
{
var constructorPars = new SyntaxNode[]
{
generator.ParameterDeclaration("app", generator.IdentifierName("StateImpl")),
generator.ParameterDeclaration("maxB", generator.TypeExpression(SpecialType.System_Int32)),
generator.ParameterDeclaration("assume", generator.TypeExpression(SpecialType.System_Boolean))
};
var baseConstructorArgs = new SyntaxNode[] { generator.IdentifierName("app"), generator.IdentifierName("maxB"), generator.IdentifierName("assume") };
var constructor_2 = generator.ConstructorDeclaration(machineName, constructorPars, Accessibility.Public,
baseConstructorArguments: baseConstructorArgs,
statements: constructorStmtList);
machineMembers.Add(constructor_2);
}
else
{
var constructorPars = new SyntaxNode[]
{
generator.ParameterDeclaration("app", generator.IdentifierName("StateImpl"))
};
var baseConstructorArgs = new SyntaxNode[] { generator.IdentifierName("app") };
var constructor_2 = generator.ConstructorDeclaration(machineName, constructorPars, Accessibility.Public,
baseConstructorArguments: baseConstructorArgs,
statements: constructorStmtList);
machineMembers.Add(constructor_2);
}
// Fun classes for all functions of the machine:
foreach (var pair in machineInfo.funNameToFunInfo)
{
MkFunctionDecl funDecl = new MkFunctionDecl(pair.Key, pair.Value, this, translator);
funDecl.AddFunClass();
}
foreach (var pair in machineInfo.stateNameToStateInfo)
{
string stateName = pair.Key;
string stateType = stateName + "_Class";
//state instantiation for the machine class constructor:
//Example:
//PONG_Pong_WaitPing = new PONG_Pong_WaitPing_Class("PONG_Pong_WaitPing", AnonFun1, AnonFun0, false, StateTemperature.Warm);
//Consider 6 cases (write a mmethod): for each bool value of hasNullTransition, there are 3 possible "temperatures"
mainConstructorFields.Add(MkStateInstantiation(stateName, stateType, pair.Value.entryActionName, pair.Value.exitFunName,
pair.Value.hasNullTransition, pair.Value.temperature));
}
//State classes for all states of the machine:
foreach (var pair in machineInfo.stateNameToStateInfo)
{
string stateName = pair.Key;
string stateType = stateName + "_Class";
//state class declaration:
var stateClassDecl =
SyntaxFactory.ClassDeclaration(stateType)
.WithModifiers(
SyntaxFactory.TokenList(
SyntaxFactory.Token(SyntaxKind.PublicKeyword)))
.WithBaseList(
SyntaxFactory.BaseList(
SyntaxFactory.SingletonSeparatedList <BaseTypeSyntax>(
SyntaxFactory.SimpleBaseType(
SyntaxFactory.IdentifierName("PrtState")))))
.WithMembers(
SyntaxFactory.SingletonList <MemberDeclarationSyntax>(
SyntaxFactory.ConstructorDeclaration(
SyntaxFactory.Identifier(stateType))
.WithModifiers(
SyntaxFactory.TokenList(
SyntaxFactory.Token(SyntaxKind.PublicKeyword)))
.WithParameterList(
SyntaxFactory.ParameterList(
SyntaxFactory.SeparatedList <ParameterSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Parameter(
SyntaxFactory.Identifier("name"))
.WithType(
SyntaxFactory.PredefinedType(
SyntaxFactory.Token(SyntaxKind.StringKeyword))),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Parameter(
SyntaxFactory.Identifier("entryFun"))
.WithType(
SyntaxFactory.IdentifierName("PrtFun")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Parameter(
SyntaxFactory.Identifier("exitFun"))
.WithType(
SyntaxFactory.IdentifierName("PrtFun")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Parameter(
SyntaxFactory.Identifier("hasNullTransition"))
.WithType(
SyntaxFactory.PredefinedType(
SyntaxFactory.Token(SyntaxKind.BoolKeyword))),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Parameter(
SyntaxFactory.Identifier("temperature"))
.WithType(
SyntaxFactory.IdentifierName("StateTemperature"))
})))
.WithInitializer(
SyntaxFactory.ConstructorInitializer(
SyntaxKind.BaseConstructorInitializer,
SyntaxFactory.ArgumentList(
SyntaxFactory.SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName("name")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName("entryFun")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName("exitFun")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName("hasNullTransition")),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName("temperature"))
}))))
.WithBody(
SyntaxFactory.Block())))
.NormalizeWhitespace();
machineMembers.Add(stateClassDecl);
//state declaration:
//Example: public static Init Init_State;
var stateDeclaration =
SyntaxFactory.FieldDeclaration(
SyntaxFactory.VariableDeclaration(
SyntaxFactory.IdentifierName(stateType))
.WithVariables(
SyntaxFactory.SingletonSeparatedList <VariableDeclaratorSyntax>(
SyntaxFactory.VariableDeclarator(
SyntaxFactory.Identifier(stateName)))))
.WithModifiers(
SyntaxFactory.TokenList(
new[] {
SyntaxFactory.Token(SyntaxKind.PublicKeyword),
SyntaxFactory.Token(SyntaxKind.StaticKeyword)
}))
.NormalizeWhitespace();
machineMembers.Add(stateDeclaration);
//Add DoDecls to the StateInfo:
foreach (var doFun in pair.Value.dos)
{
ExpressionSyntax doFunExpr = SyntaxFactory.IdentifierName(doFun.Value);
if (doFun.Value == "ignore")
{
doFunExpr = SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName("PrtFun"),
SyntaxFactory.IdentifierName("IgnoreFun"));
}
mainConstructorFields.Add(
SyntaxFactory.ExpressionStatement(
SyntaxFactory.InvocationExpression(
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName(stateName),
SyntaxFactory.IdentifierName("dos")),
SyntaxFactory.IdentifierName("Add")))
.WithArgumentList(
SyntaxFactory.ArgumentList(
SyntaxFactory.SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Argument(
translator.GetEventVar(doFun.Key)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(doFunExpr)
}))))
.NormalizeWhitespace()
);
}
//Add deferred events (if any) to the state:
foreach (var deferredEvent in pair.Value.deferredEvents)
{
mainConstructorFields.Add(
SyntaxFactory.ExpressionStatement(
SyntaxFactory.InvocationExpression(
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName(stateName),
SyntaxFactory.IdentifierName("deferredSet")),
SyntaxFactory.IdentifierName("Add")))
.WithArgumentList(
SyntaxFactory.ArgumentList(
SyntaxFactory.SingletonSeparatedList <ArgumentSyntax>(
SyntaxFactory.Argument(
translator.GetEventVar(deferredEvent))))))
.NormalizeWhitespace()
);
}
//Transition instantiations for the state of the machine:
//"transition" + "_" + transition_count
foreach (var transition in pair.Value.transitions)
{
string trigger = transition.Key;
string transition_name = "transition" + "_" + transition_count;
if (transition.Value.IsPush)
{
//push transition:
mainConstructorFields.Add(
SyntaxFactory.LocalDeclarationStatement(
SyntaxFactory.VariableDeclaration(
SyntaxFactory.IdentifierName("PrtTransition"))
.WithVariables(
SyntaxFactory.SingletonSeparatedList <VariableDeclaratorSyntax>(
SyntaxFactory.VariableDeclarator(
SyntaxFactory.Identifier(transition_name))
.WithInitializer(
SyntaxFactory.EqualsValueClause(
SyntaxFactory.ObjectCreationExpression(
SyntaxFactory.IdentifierName("PrtTransition"))
.WithArgumentList(
SyntaxFactory.ArgumentList(
SyntaxFactory.SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Argument(
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName("PrtFun"),
SyntaxFactory.IdentifierName("IgnoreFun"))),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName(transition.Value.target)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(
SyntaxKind.TrueLiteralExpression))
}))))))))
.NormalizeWhitespace());
}
else
{
//goto transition:
mainConstructorFields.Add(
SyntaxFactory.LocalDeclarationStatement(
SyntaxFactory.VariableDeclaration(
SyntaxFactory.IdentifierName("PrtTransition"))
.WithVariables(
SyntaxFactory.SingletonSeparatedList <VariableDeclaratorSyntax>(
SyntaxFactory.VariableDeclarator(
SyntaxFactory.Identifier("transition" + "_" + transition_count))
.WithInitializer(
SyntaxFactory.EqualsValueClause(
SyntaxFactory.ObjectCreationExpression(
SyntaxFactory.IdentifierName("PrtTransition"))
.WithArgumentList(
SyntaxFactory.ArgumentList(
SyntaxFactory.SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName(transition.Value.transFunName)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName(transition.Value.target)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(
SyntaxKind.FalseLiteralExpression))
}))))))))
.NormalizeWhitespace());
}
//Add transition to the state:
mainConstructorFields.Add(
SyntaxFactory.ExpressionStatement(
SyntaxFactory.InvocationExpression(
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName(stateName),
SyntaxFactory.IdentifierName("transitions")),
SyntaxFactory.IdentifierName("Add")))
.WithArgumentList(
SyntaxFactory.ArgumentList(
SyntaxFactory.SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[] {
SyntaxFactory.Argument(
translator.GetEventVar(trigger)),
SyntaxFactory.Token(SyntaxKind.CommaToken),
SyntaxFactory.Argument(
SyntaxFactory.IdentifierName(transition_name))
}))))
.NormalizeWhitespace()
);
transition_count += 1;
}
}
//Constructor for the machine class:
//static Machine()
var mainConstructor =
SyntaxFactory.ConstructorDeclaration(
SyntaxFactory.Identifier(machineName))
.WithModifiers(
SyntaxFactory.TokenList(
SyntaxFactory.Token(SyntaxKind.StaticKeyword)))
.WithBody(
SyntaxFactory.Block(mainConstructorFields
))
.NormalizeWhitespace();
machineMembers.Add(mainConstructor);
var mainMachineClassDecl = generator.ClassDeclaration(
machineName, typeParameters: null,
accessibility: Accessibility.Public,
baseType: generator.IdentifierName(machineInfo.IsReal ? "PrtImplMachine" : "PrtSpecMachine"),
members: machineMembers);
return(mainMachineClassDecl);
}