<?php
/**
 *	@package JAMA
 *
 *	Error handling
 *	@author Michael Bommarito
 *	@version 01292005
 */

//Language constant
define('JAMALANG', 'EN');

//All errors may be defined by the following format:
//define('ExceptionName', N);
//$error['lang'][ExceptionName] = 'Error message';
$error = [];

/*
I've used Babelfish and a little poor knowledge of Romance/Germanic languages for the translations here.
Feel free to correct anything that looks amiss to you.
*/

define('PolymorphicArgumentException', -1);
$error['EN'][PolymorphicArgumentException] = 'Invalid argument pattern for polymorphic function.';
$error['FR'][PolymorphicArgumentException] = "Modèle inadmissible d'argument pour la fonction polymorphe." .
$error['DE'][PolymorphicArgumentException] = 'Unzulässiges Argumentmuster für polymorphe Funktion.';

define('ArgumentTypeException', -2);
$error['EN'][ArgumentTypeException] = 'Invalid argument type.';
$error['FR'][ArgumentTypeException] = "Type inadmissible d'argument.";
$error['DE'][ArgumentTypeException] = 'Unzulässige Argumentart.';

define('ArgumentBoundsException', -3);
$error['EN'][ArgumentBoundsException] = 'Invalid argument range.';
$error['FR'][ArgumentBoundsException] = "Gamme inadmissible d'argument.";
$error['DE'][ArgumentBoundsException] = 'Unzulässige Argumentstrecke.';

define('MatrixDimensionException', -4);
$error['EN'][MatrixDimensionException] = 'Matrix dimensions are not equal.';
$error['FR'][MatrixDimensionException] = 'Les dimensions de Matrix ne sont pas égales.';
$error['DE'][MatrixDimensionException] = 'Matrixmaße sind nicht gleich.';

define('PrecisionLossException', -5);
$error['EN'][PrecisionLossException] = 'Significant precision loss detected.';
$error['FR'][PrecisionLossException] = 'Perte significative de précision détectée.';
$error['DE'][PrecisionLossException] = 'Bedeutender Präzision Verlust ermittelte.';

define('MatrixSPDException', -6);
$error['EN'][MatrixSPDException] = 'Can only perform operation on symmetric positive definite matrix.';
$error['FR'][MatrixSPDException] = 'Perte significative de précision détectée.';
$error['DE'][MatrixSPDException] = 'Bedeutender Präzision Verlust ermittelte.';

define('MatrixSingularException', -7);
$error['EN'][MatrixSingularException] = 'Can only perform operation on singular matrix.';

define('MatrixRankException', -8);
$error['EN'][MatrixRankException] = 'Can only perform operation on full-rank matrix.';

define('ArrayLengthException', -9);
$error['EN'][ArrayLengthException] = 'Array length must be a multiple of m.';

define('RowLengthException', -10);
$error['EN'][RowLengthException] = 'All rows must have the same length.';

/**
 *	Custom error handler
 * @param null|mixed $errorNumber
 */
function JAMAError($errorNumber = null)
{
    global $error;

    if (isset($errorNumber)) {
        if (isset($error[JAMALANG][$errorNumber])) {
            return $error[JAMALANG][$errorNumber];
        }

        return $error['EN'][$errorNumber];
    }

    return ('Invalid argument to JAMAError()');
}
