/**
* Nashorn extension: Error.prototype.getStackTrace() "stack" property is an array typed value
* containing {@link StackTraceElement} objects of JavaScript stack frames.
*
* @param self self reference
* @return stack trace as a script array.
*/
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object getStackTrace(final Object self) {
final ScriptObject sobj = Global.checkObject(self);
final Object exception = ECMAException.getException(sobj);
Object[] res;
if (exception instanceof Throwable) {
res = NashornException.getScriptFrames((Throwable) exception);
} else {
res = ScriptRuntime.EMPTY_ARRAY;
}
return new NativeArray(res);
}
/**
* Nashorn extension: Error.prototype.stack "stack" property is a string typed value containing
* JavaScript stack frames. Each frame information is separated bv "\n" character.
*
* @param self self reference
* @return value of "stack" property
*/
public static Object getStack(final Object self) {
final ScriptObject sobj = Global.checkObject(self);
if (sobj.has(STACK)) {
return sobj.get(STACK);
}
final Object exception = ECMAException.getException(sobj);
if (exception instanceof Throwable) {
final Object value = getScriptStackString(sobj, (Throwable) exception);
if (sobj.hasOwnProperty(STACK)) {
sobj.put(STACK, value, false);
} else {
sobj.addOwnProperty(STACK, Attribute.NOT_ENUMERABLE, value);
}
return value;
}
return UNDEFINED;
}
/**
* Nashorn extension: Error.prototype.fileName
*
* @param self self reference
* @return file name from which error was thrown
*/
public static Object getFileName(final Object self) {
final ScriptObject sobj = Global.checkObject(self);
return sobj.has(FILENAME) ? sobj.get(FILENAME) : ECMAException.getFileName((ScriptObject) self);
}
/**
* Nashorn extension: Error.prototype.columnNumber
*
* @param self self reference
* @return column number from which error was thrown
*/
public static Object getColumnNumber(final Object self) {
final ScriptObject sobj = Global.checkObject(self);
return sobj.has(COLUMNNUMBER)
? sobj.get(COLUMNNUMBER)
: ECMAException.getColumnNumber((ScriptObject) self);
}
/**
* Nashorn extension: Error.prototype.lineNumber
*
* @param self self reference
* @return line number from which error was thrown
*/
public static Object getLineNumber(final Object self) {
final ScriptObject sobj = Global.checkObject(self);
return sobj.has(LINENUMBER) ? sobj.get(LINENUMBER) : ECMAException.getLineNumber(sobj);
}
/**
* Nashorn extension: Error.prototype.printStackTrace prints stack trace associated with the
* exception (if available). to the standard error stream.
*
* @param self self reference
* @return result of {@link ECMAException#printStackTrace(ScriptObject)}, which is typically
* undefined
*/
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object printStackTrace(final Object self) {
return ECMAException.printStackTrace(Global.checkObject(self));
}
