public override TypeLibrary.FoundType VisitTypeTypeOrVoid([NotNull] DoshikParser.TypeTypeOrVoidContext context)
{
if (context.VOID() != null)
{
return(new TypeLibrary.FoundType()
{
SourceText = context.GetText(),
DataType = _compilationContext.TypeLibrary.FindVoid()
});
}
return(Visit(context.typeType()));
}
private void HandleEventDeclaration(
DoshikParser.TypeTypeOrVoidContext eventReturnTypeCtx,
string eventCodeName,
DoshikParser.FormalParametersContext eventParametersCtx,
DoshikParser.BlockContext eventBodyCtx
)
{
var eventDeclaration = new EventDeclaration(_compilationContext.CompilationUnit);
eventDeclaration.Parameters = new MethodDeclarationParameters(eventDeclaration, _compilationContext.CompilationUnit.Scope);
_currentMethodDeclaration = eventDeclaration;
eventDeclaration.Name = eventCodeName;
var foundType = GetTypeNameVisitor.Apply(_compilationContext, eventReturnTypeCtx);
foundType.ThrowIfNotFound(_compilationContext);
eventDeclaration.ReturnTypeOrVoid = foundType.DataType;
eventDeclaration.ExternalEvent = _compilationContext.FindExternalApiEventByCodeName(eventDeclaration.Name);
if (_compilationContext.CompilationUnit.Events.ContainsKey(eventDeclaration.Name))
{
throw _compilationContext.ThrowCompilationError($"event handler { eventDeclaration.Name } is already defined");
}
eventDeclaration.Parameters.Parameters.AddRange((List <MethodDeclarationParameter>)Visit(eventParametersCtx));
eventDeclaration.AntlrBody = eventBodyCtx;
if (eventDeclaration.IsCustom)
{
ValidateCustomEvent(eventDeclaration);
}
else
{
ValidateBuiltInEvent(eventDeclaration);
}
_compilationContext.CompilationUnit.Events[eventDeclaration.Name] = eventDeclaration;
}
/// <summary>
/// Visit a parse tree produced by <see cref="DoshikParser.typeTypeOrVoid"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitTypeTypeOrVoid([NotNull] DoshikParser.TypeTypeOrVoidContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Возвращает тип. Может вернуться void
/// </summary>
public static TypeLibrary.FoundType Apply(CompilationContext compilationContext, DoshikParser.TypeTypeOrVoidContext context)
{
return(context.Accept(new GetTypeNameVisitor(compilationContext)));
}
/// <summary>
/// Enter a parse tree produced by <see cref="DoshikParser.typeTypeOrVoid"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void EnterTypeTypeOrVoid([NotNull] DoshikParser.TypeTypeOrVoidContext context)
{
}