public override void EnterFunctionDecl([NotNull] PigeonParser.FunctionDeclContext context)
{
var parameters = new List <Variable>();
var returnType = PigeonType.FromName(context.TYPE().GetText());
var parameterCount = context.functionParams()?.ID()?.Length ?? 0;
for (var i = 0; i < parameterCount; ++i)
{
var parameterType = PigeonType.FromName(context.functionParams().TYPE(i).GetText());
var parameterName = context.functionParams().ID(i).GetText();
if (parameters.Any(v => v.Name == parameterName))
{
errorBag.ReportDuplicatedArgument(context.functionParams().GetTextSpan(), parameterName);
}
parameters.Add(new Variable(parameterType, parameterName, false));
}
globalScope.DeclareFunction(returnType, context.ID().GetText(), parameters.ToArray(), context.stmtBlock());
}
