non_std 0.1.4

Collection of general purpose tools for solving problems. Fundamentally extend the language without spoiling, so may be used solely or in conjunction with another module of such kind.
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/*
  Add/convert to a constant field
  What if we want to add `null` as the value ?
*/

console.log( '5_ImplementationAddConstantField.s' );

function objectSetFieldConstant( object, field, value )
{
  if( value === null )
  {
    Object.defineProperty
    (
      object,
      field,
      {
        enumerable : true,
        configurable : false,
        writable : false,
        value : object[ field ]
      }
    );
  }
  else
  {
    Object.defineProperty
    (
      object,
      field,
      {
        enumerable : true,
        configurable : false,
        writable : false,
        value
      }
    );
  }
}

module.exports = objectSetFieldConstant;