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/*
* @file ejsError.c
* @brief Error class
*/
/********************************* Copyright **********************************/
/*
* @copy default
*
* Copyright (c) Mbedthis Software LLC, 2003-2006. All Rights Reserved.
* Copyright (c) Michael O'Brien, 1994-1995. All Rights Reserved.
*
* This software is distributed under commercial and open source licenses.
* You may use the GPL open source license described below or you may acquire
* a commercial license from Mbedthis Software. You agree to be fully bound
* by the terms of either license. Consult the LICENSE.TXT distributed with
* this software for full details.
*
* This software is open source; 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 2 of the License, or (at your
* option) any later version. See the GNU General Public License for more
* details at: http://www.mbedthis.com/downloads/gplLicense.html
*
* This program is distributed WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* This GPL license does NOT permit incorporating this software into
* proprietary programs. If you are unable to comply with the GPL, you must
* acquire a commercial license to use this software. Commercial licenses
* for this software and support services are available from Mbedthis
* Software at http://www.mbedthis.com
*
* @end
*/
/********************************** Includes **********************************/
#include "ejs.h"
#if BLD_FEATURE_EJS
/************************************ Code ************************************/
/*
* Parse the args and return the message. Convert non-string args using
* .toString.
*/
static char *getMessage(Ejs *ep, int argc, EjsVar **argv)
{
if (argc == 0) {
return "";
} else if (argc == 1) {
if (! ejsVarIsString(argv[0])) {
if (ejsRunMethod(ep, argv[0], "toString", 0) < 0) {
return 0;
}
return ep->result->string;
} else {
return argv[0]->string;
}
} else {
/* Don't call ejsError here or it will go recursive. */
return 0;
}
}
/******************************************************************************/
/*
* Error Constructor and also used for constructor for sub classes.
*
* Usage: new Error([message])
*/
int ejsErrorCons(Ejs *ep, EjsVar *thisObj, int argc, EjsVar **argv)
{
char *msg, *stack;
msg = getMessage(ep, argc, argv);
if (msg == 0) {
return -1;
}
ejsSetPropertyToString(ep, thisObj, "name", ejsGetBaseClassName(thisObj));
ejsSetPropertyToString(ep, thisObj, "message", msg);
ejsSetPropertyToUndefined(ep, thisObj, "stack");
stack = ejsFormatStack(ep);
if (stack) {
ejsSetPropertyToString(ep, thisObj, "stack", stack);
mprFree(stack);
}
if (ejsObjHasErrors(thisObj)) {
return -1;
}
return 0;
}
/******************************************************************************/
int ejsDefineErrorClasses(Ejs *ep)
{
if (ejsDefineClass(ep, "Error", "Object", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "AssertError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "EvalError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "InternalError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "IOError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "MemoryError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "RangeError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "ReferenceError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "SyntaxError", "Error", ejsErrorCons) == 0 ||
ejsDefineClass(ep, "TypeError", "Error", ejsErrorCons) == 0) {
return MPR_ERR_CANT_INITIALIZE;
}
return 0;
}
/******************************************************************************/
#else
void ejsErrorDummy() {}
/******************************************************************************/
#endif /* BLD_FEATURE_EJS */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim:tw=78
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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