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Added dynDates::lt method. Overloads < opterator.

time-shift
Stéphane Adjemian (Charybdis) 2013-10-10 18:28:26 +02:00
parent c37c34a102
commit c3e06c70bc
1 changed files with 84 additions and 0 deletions
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matlab/@dynDates/lt.m Normal file
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function C = lt(A,B)
% Overloads the < operator for dynDates objects.
%
% INPUTS
% o A dynDates object with n or 1 elements.
% o B dynDates object with n or 1 elements.
%
% OUTPUTS
% o C column vector of max(n,1) elements (zeros or ones).
% Copyright (C) 2013 Dynare Team
%
% This file is part of Dynare.
%
% Dynare is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% Dynare is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
if ~isequal(nargin,2)
error('dynDates::lt: I need exactly two input arguments!')
end
if ~isa(A,'dynDates') || ~isa(B,'dynDates')
error(['dynDates::lt: Input arguments ''' inputname(1) ''' and ''' inputname(2) ''' have to be a dynDates objects!'])
end
if ~isequal(A.freq,B.freq)
C = 0;
return
end
if isequal(A.ndat, B.ndat)
C = NaN(A.ndat,1);
for i=1:A.ndat
C(i) = compare_vectors(@lt, A.time(i,:), B.time(i,:));
end
else
if isequal(A.ndat,1) && isequal(B.ndat,1)
C = compare_vectors(@lt, A.time, B.time);
elseif isequal(A.ndat,1)
C = NaN(B.ndat,1);
for i=1:B.ndat
C(i) = compare_vectors(@lt, A.time, B.time(i,:));
end
elseif isequal(B.ndat,1)
C = NaN(A.ndat,1);
for i=1:A.ndat
C(i) = compare_vectors(@lt, A.time(i,:), B.time);
end
else
C = 0;
end
end
%@test:1
%$ % Define some dates
%$ B1 = '1945Q1';
%$ B2 = '1945Q2';
%$ B3 = '1945Q3';
%$ B4 = '1945Q4';
%$ B5 = '1950Q1';
%$
%$ % Create dynDates objects.
%$ dd = dynDates(B1,B2,B3,B4);
%$
%$ % Check the results.
%$ t(1) = dyn_assert(dynDates(B1)<dynDates(B2),1);
%$ t(2) = dyn_assert(dynDates(B2)<dynDates(B1),0);
%$ t(3) = dyn_assert(dynDates(B2)<dynDates(B1),0);
%$ t(4) = dyn_assert(dd<dynDates(B5),ones(4,1));
%$ t(5) = dyn_assert(dynDates(B5)<dd,zeros(4,1));
%$ t(6) = dyn_assert(dynDates(B1)<dd,[0; ones(3,1)]);
%$ T = all(t);
%@eof:1