private IAstTypeReference GetTypeFromUsage(IAstElement parent, AstParameterReference parameter)
{
if (parent is AstReturnStatement || parent is AstLambdaExpression)
{
return(null);
}
var binary = parent as BinaryExpression;
if (binary != null)
{
var argumentIndex = binary.Left == parameter ? 0 : 1;
return(binary.Operator.ParameterTypes.ElementAt(argumentIndex));
}
var call = parent as CallExpression;
if (call != null)
{
var argumentIndex = call.Arguments.IndexOf(parameter);
return(call.Callee.ParameterTypes.ElementAt(argumentIndex));
}
throw new NotImplementedException("InferParameterTypes: Can not collect parameter type from usage in " + parent);
}
protected override void AppendParameterReference(StringBuilder builder, AstParameterReference parameter)
{
builder.Append("(parameter) ");
AppendParameterDefinition(builder, parameter.Parameter);
}
protected virtual void AppendParameterReference(StringBuilder builder, AstParameterReference parameterReference)
{
builder.Append(parameterReference);
}
