public override IAstNode VisitTopLevelExpression([NotNull] TopLevelExpressionContext context)
{
BeginFunctionDefinition( );
var sig = new Prototype(context.GetSourceSpan( ), RuntimeState.GenerateAnonymousName( ), true);
var body = ( IExpression )context.expression( ).Accept(this);
var retVal = new FunctionDefinition(context.GetSourceSpan( ), sig, body, true);
RuntimeState.FunctionDefinitions.AddOrReplaceItem(retVal);
return(retVal);
}
public override IAstNode VisitTopLevelExpression(TopLevelExpressionContext context)
{
BeginFunctionDefinition( );
var sig = new Prototype(context.GetSourceSpan( ), RuntimeState.GenerateAnonymousName( ), true);
var body = ( IExpression )context.expression( ).Accept(this);
var retVal = new FunctionDefinition(context.GetSourceSpan( ), sig, body, true);
// only add valid definitions to the runtime state.
var errors = retVal.CollectErrors( );
if (errors.Count == 0)
{
RuntimeState.FunctionDefinitions.AddOrReplaceItem(retVal);
}
return(retVal);
}