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Diffstat (limited to 'macros/fminimaxCheckdims.sci')
-rw-r--r-- | macros/fminimaxCheckdims.sci | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/macros/fminimaxCheckdims.sci b/macros/fminimaxCheckdims.sci new file mode 100644 index 0000000..83cb5b5 --- /dev/null +++ b/macros/fminimaxCheckdims.sci @@ -0,0 +1,56 @@ + +// Copyright (C) 2010 - DIGITEO - Michael Baudin +// +// This file must be used under the terms of the GNU LGPL license. + +function errmsg = fminimaxCheckdims ( funname , var , varname , ivar , matdims ) + // Generates an error if the variable has not the required size. + // + // Calling Sequence + // errmsg = fminimaxCheckdims ( funname , var , varname , ivar , matdims ) + // + // Parameters + // funname : a 1 x 1 matrix of strings, the name of the calling function. + // var : a 1 x 1 matrix of valid Scilab data type, the variable + // varname : a 1 x 1 matrix of string, the name of the variable + // ivar : a 1 x 1 matrix of floating point integers, the index of the input argument in the calling sequence + // matdims : 1 x 2 matrix of floating point integers, the number of rows, columns for the variable #ivar + // errmsg : a 1 x 1 matrix of strings, the error message. If there was no error, the error message is the empty matrix. + // + // Description + // This function is designed to be used to design functions where + // the input argument has a known shape. + // This function cannot be use when var is a function, or more + // generally, for any input argument for which the size function + // does not work. + // Last update : 05/08/2010. + // + // Examples + // // The function takes a 2 x 3 matrix of doubles. + // function y = myfunction ( x ) + // fminimaxCheckdims ( "myfunction" , x , "x" , 1 , [2 3] ) + // y = x + // endfunction + // // Calling sequences which work + // y = myfunction ( ones(2,3) ) + // y = myfunction ( zeros(2,3) ) + // // Calling sequences which generate an error + // y = myfunction ( ones(1,3) ) + // y = myfunction ( zeros(2,4) ) + // + // Authors + // Michael Baudin - 2010 - DIGITEO + // + + [lhs,rhs]=argn() + fminimaxCheckrhs ( "fminimaxCheckdims" , rhs , 5 ) + fminimaxChecklhs ( "fminimaxCheckdims" , lhs , [0 1] ) + + errmsg = [] + if ( or ( size(var) <> matdims ) ) then + strexp = strcat(string(matdims)," ") + strcomp = strcat(string(size(var))," ") + errmsg = msprintf(gettext("%s: Expected size [%s] for input argument %s at input #%d, but got [%s] instead."), funname, strexp, varname , ivar , strcomp ); + error(errmsg) + end +endfunction |