public override IAstNode VisitFunctionDefinition(FunctionDefinitionContext context)
{
BeginFunctionDefinition( );
var sig = ( Prototype )context.Signature.Accept(this);
foreach (var param in sig.Parameters)
{
Push(param);
}
var body = ( IExpression )context.BodyExpression.Accept(this);
var retVal = new FunctionDefinition(context.GetSourceSpan( )
, sig
, body
, LocalVariables.ToImmutableArray( )
);
// only add valid definitions to the runtime state.
var errors = retVal.CollectErrors( );
if (errors.Count == 0)
{
RuntimeState.FunctionDefinitions.AddOrReplaceItem(retVal);
}
else
{
// remove the prototype implicitly added for this definition
// as the definition has errors
RuntimeState.FunctionDeclarations.Remove(sig);
}
return(retVal);
}
public override IAstNode VisitFunctionDefinition([NotNull] FunctionDefinitionContext context)
{
BeginFunctionDefinition( );
var sig = ( Prototype )context.Signature.Accept(this);
foreach (var param in sig.Parameters)
{
Push(param);
}
var body = ( IExpression )context.BodyExpression.Accept(this);
var retVal = new FunctionDefinition(context.GetSourceSpan( )
, sig
, body
, LocalVariables.ToImmutableArray( )
);
RuntimeState.FunctionDefinitions.AddOrReplaceItem(retVal);
return(retVal);
}