public TaskDefinitionSymbol(string name,
Location location,
TaskDefinitionSyntax syntax,
TaskDeclarationSymbol taskDeclaration) : base(name, location) {
Syntax = syntax;
AsTaskDeclaration = taskDeclaration;
NodeDeclarations = new SymbolCollection<INodeSymbol>();
Transitions = new List<Transition>();
ExitTransitions = new List<ExitTransition>();
}
void AddConnectionPoint(TaskDeclarationSymbol taskDeclaration, ConnectionPointSymbol connectionPoint) {
if (taskDeclaration.ConnectionPoints.Contains(connectionPoint.Name)) {
var existing = taskDeclaration.ConnectionPoints[connectionPoint.Name];
_diagnostics.Add(new Diagnostic(
existing.Location,
DiagnosticDescriptors.Semantic.Nav0021ConnectionPointWithName0AlreadyDeclared,
existing.Name));
_diagnostics.Add(new Diagnostic(
connectionPoint.Location,
DiagnosticDescriptors.Semantic.Nav0021ConnectionPointWithName0AlreadyDeclared,
connectionPoint.Name));
} else {
taskDeclaration.ConnectionPoints.Add(connectionPoint);
}
}
void AddTaskDeclaration(TaskDeclarationSymbol taskDeclaration) {
if (_taskDeklarations.Contains(taskDeclaration.Name)) {
var existing = _taskDeklarations[taskDeclaration.Name];
_diagnostics.Add(new Diagnostic(
existing.Location,
DiagnosticDescriptors.Semantic.Nav0020TaskWithName0AlreadyDeclared,
existing.Name));
_diagnostics.Add(new Diagnostic(
taskDeclaration.Location,
DiagnosticDescriptors.Semantic.Nav0020TaskWithName0AlreadyDeclared,
taskDeclaration.Name));
} else {
if (!CSharp.IsValidIdentifier(taskDeclaration.Name)) {
_diagnostics.Add(new Diagnostic(
taskDeclaration.Location,
DiagnosticDescriptors.Semantic.Nav2000IdentifierExpected));
}
_taskDeklarations.Add(taskDeclaration);
}
}
void AddConnectionPoints(TaskDeclarationSymbol taskDeclaration, IReadOnlyList<ConnectionPointNodeSyntax> connectionPoints) {
if (connectionPoints != null) {
foreach (var initNodeSyntax in connectionPoints.OfType<InitNodeDeclarationSyntax>()) {
var identifier = initNodeSyntax.Identifier.IsMissing ? initNodeSyntax.InitKeyword : initNodeSyntax.Identifier;
var location = identifier.GetLocation();
var name = identifier.ToString();
var init = new InitConnectionPointSymbol(name, location, initNodeSyntax);
AddConnectionPoint(taskDeclaration, init);
}
foreach (var exitNodeSyntax in connectionPoints.OfType<ExitNodeDeclarationSyntax>()) {
var identifier = exitNodeSyntax.Identifier.IsMissing ? exitNodeSyntax.ExitKeyword: exitNodeSyntax.Identifier;
var location = identifier.GetLocation();
var name = identifier.ToString();
var exit = new ExitConnectionPointSymbol(name, location, exitNodeSyntax);
AddConnectionPoint(taskDeclaration, exit);
}
foreach (var endNodeSyntax in connectionPoints.OfType<EndNodeDeclarationSyntax>()) {
var identifier = endNodeSyntax.EndKeyword;
var location = identifier.GetLocation();
var name = identifier.ToString();
var end = new EndConnectionPointSymbol(name, location, endNodeSyntax);
AddConnectionPoint(taskDeclaration, end);
}
}
}
void ProcessTaskDefinition(TaskDefinitionSyntax taskDefinitionSyntax) {
if(null != taskDefinitionSyntax && !taskDefinitionSyntax.Identifier.IsMissing) {
var identifier = taskDefinitionSyntax.Identifier;
var location = identifier.GetLocation();
if(location != null) {
var taskDeclaration = new TaskDeclarationSymbol(identifier.ToString(), location, TaskDeclarationOrigin.TaskDefinition, _processAsIncludedFile);
AddConnectionPoints(taskDeclaration, taskDefinitionSyntax.NodeDeclarationBlock?.ConnectionPoints().ToList());
AddTaskDeclaration(taskDeclaration);
}
}
}
void ProcessTaskDeclaration(TaskDeclarationSyntax taskDeclarationSyntax) {
if (null != taskDeclarationSyntax && !taskDeclarationSyntax.Identifier.IsMissing) {
var identifier = taskDeclarationSyntax.Identifier;
var location = identifier.GetLocation();
if(location != null) {
var syntax = _processAsIncludedFile ? null : taskDeclarationSyntax;
var taskDeclaration = new TaskDeclarationSymbol(identifier.ToString(), location, TaskDeclarationOrigin.TaskDeclaration, _processAsIncludedFile, syntax);
AddConnectionPoints(taskDeclaration, taskDeclarationSyntax.ConnectionPoints);
AddTaskDeclaration(taskDeclaration);
}
}
}