# Copyright 2005-2017 ECMWF.
#
# This software is licensed under the terms of the Apache Licence Version 2.0
# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
# 
# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
#

meta startStep step_in_units(forecastTime,indicatorOfUnitOfTimeRange,stepUnits): no_copy;
meta endStep g2end_step(startStep,stepUnits) : no_copy;

alias step=startStep;
alias marsStep=startStep;

alias mars.step=startStep;

alias marsStartStep = startStep;
alias marsEndStep   = endStep;

meta stepRange g2step_range(startStep): dump;
alias ls.stepRange=stepRange;
concept stepTypeInternal {
  "instant" = {dummy=1;}
}

alias time.stepType=stepType;
alias time.stepRange=stepRange;
alias time.stepUnits=stepUnits;
alias time.dataDate=dataDate;
alias time.dataTime=dataTime;
alias time.startStep=startStep;
alias time.endStep=endStep;

meta time.validityDate validity_date(dataDate,dataTime,step,stepUnits) : no_copy;
meta time.validityTime validity_time(dataDate,dataTime,step,stepUnits) : no_copy;

