testDictEval3

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  v2112                                 |
|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      dictionary;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

expr1   "hypot(3,4)";

expr2   hypot(6,8);

eval1   #eval
#{
    (
        ${FOAM_API} >= 1812 && !${FOAM_API} > 2100
      ? $expr1
      : $expr2
    )
#};

eval2   #eval
#{
    (false ? pi() * 2 * $expr1 : pi() * 2 * $expr2)
#};


eval3   #eval
#{
    (bool(0.1) ? 10 : 0)
#};


eval4   #eval
#{
    2 * mag(true) * pi()
#};


eval4b   #eval
#{
    2 * mag(!false) * pi()
#};


eval5   #eval
#{
    2 * mag(${FOAM_API} >= 1909) * pi()
#};


// Can use round or floor for this:
apiYear    #eval{ round($FOAM_API / 100) };

// Should not need round or floor:
apiMonth   #eval{ ($FOAM_API % 100) };


// Could flag as an input error or treat as zero
empty  #eval "";


// Field of specified length
random  #eval 4  { vector(rand(), 0, 0) ; /* trailing rubbish */ ; };


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //