Specify the error reporting mechanism for an application.
JSErrorReporter JS_SetErrorReporter(JSContext *cx, JSErrorReporter er);
| || ||Pointer to a JS context whose errors should be reported via your function. Other contexts in the same runtime can have their own error reporting functions.|
| || ||The user-defined error reporting function to use in your application, described below.|
typedef void (*JSErrorReporter)( JSContext *cx, const char *message, JSErrorReport *report);
| || ||The context in which the error happened.|
| || ||An error message.|
| || ||An error report record containing additional details about the error.|
JS_SetErrorReporter enables you to define and use your own error reporting mechanism in your applications. The reporter you define is automatically passed a
JSErrorReport structure when an error occurs and has been parsed by
JS_SetErrorReporter returns the previous error reporting function of the context, or NULL if no such function had been set.
Typically, the error reporting mechanism you define should log the error where appropriate (such as to a log file), and display an error to the user of your application. The error you log and display can make use of the information passed about the error condition in the
The error reporter callback must not reenter the JSAPI. Like all other SpiderMonkey callbacks, the error reporter callback must not throw a C++ exception.