106 lines
2.8 KiB
Matlab
106 lines
2.8 KiB
Matlab
function dd = pop(dd,a)
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% pop method for dynDates class (removes a date)).
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%@info:
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%! @deftypefn {Function File} {@var{dd} =} pop (@var{dd}, @var{a})
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%! @anchor{dynDates/pop}
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%! @sp 1
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%! Pop method for the Dynare dates class. Removes a date from a dynDates object, by default the laste date is removed.
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%! @sp 2
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%! @strong{Inputs}
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%! @sp 1
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%! @table @ @var
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%! @item dd
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%! Object instantiated by @ref{dynDates}.
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%! @item a
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%! Object instantiated by @ref{dynDate}, date to be removed.
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%! @end table
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%! @sp 2
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%! @strong{Outputs}
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%! @sp 1
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%! @table @ @var
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%! @item dd
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%! Object instantiated by @ref{dynDates}, without date (@var{a}).
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%! @end table
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%! @sp 2
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%! @strong{This function is called by:}
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%! @sp 2
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%! @strong{This function calls:}
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%!
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%! @end deftypefn
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%@eod:
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% Copyright (C) 2012 Dynare Team
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%
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% This file is part of Dynare.
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%
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% Dynare is free software: you can redistribute it and/or modify
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% it under the terms of the GNU General Public License as published by
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% the Free Software Foundation, either version 3 of the License, or
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% (at your option) any later version.
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%
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% Dynare is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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% You should have received a copy of the GNU General Public License
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% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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% AUTHOR(S) stephane DOT adjemian AT univ DASH lemans DOT fr
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if ~isa(dd,'dynDates')
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error(['dynDates::pop: Input argument ' inputname(dd) ' has to be a dynDates object.'])
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end
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if nargin<2
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% Remove last date
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dd.time = dd.time(1:end-1,:);
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dd.ndat = dd.ndat-1;
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return
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end
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if nargin>1 && ~(isa(a,'dynDate') || ischar(a))
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error(['dynDates::pop: Input argument ' inputname(a) ' has to be a dynDate object or a string (formatted date).'])
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end
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if ~isa(a,'dynDate')
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a = dynDate(a);
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end
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idx = find(~all(transpose(bsxfun(@eq,dd.time,a.time))));
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dd.time = dd.time(idx,:);
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dd.ndat = size(dd.time,1);
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%@test:1
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%$ % Define some dates
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%$ B1 = '1953Q4';
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%$ B2 = '1950Q2';
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%$ B3 = '1950Q1';
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%$ B4 = '1945Q3';
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%$ B5 = '2009Q2';
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%$
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%$ % Define expected results
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%$ e.time = [1945 3; 1950 1; 1950 2; 1953 4; 2009 2];
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%$ e.freq = 4;
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%$ e.ndat = 5;
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%$
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%$ % Call the tested routine
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%$ d = dynDates(B4,B3,B2,B1);
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%$ d = d.append(dynDate(B5));
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%$ f = d.pop();
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%$ t(1) = dyn_assert(f.time,e.time(1:end-1,:));
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%$ t(2) = dyn_assert(f.freq,e.freq);
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%$ t(3) = dyn_assert(f.ndat,e.ndat-1);
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%$ f = d.pop(B1);
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%$ t(4) = dyn_assert(f.time,[1945 3; 1950 1; 1950 2; 2009 2]);
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%$ t(5) = dyn_assert(f.freq,e.freq);
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%$ t(6) = dyn_assert(f.ndat,e.ndat-1);
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%$ f = d.pop(dynDate(B1));
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%$ t(7) = dyn_assert(f.time,[1945 3; 1950 1; 1950 2; 2009 2]);
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%$ t(8) = dyn_assert(f.freq,e.freq);
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%$ t(9) = dyn_assert(f.ndat,e.ndat-1);
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%$
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%$ % Check the results.
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%$ T = all(t);
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%@eof:1 |