[epiphany/mcatanzaro/passwords: 5/15] web-extension: Print better JS error messages

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 6054b3c67c1b856f23892a368171d762a630d1db
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun Mar 3 15:49:33 2019 -0600

    web-extension: Print better JS error messages
    
    The message alone is not enough detail to debug JS errors.

 embed/web-extension/ephy-web-extension.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/embed/web-extension/ephy-web-extension.c b/embed/web-extension/ephy-web-extension.c
index 6c7e5d494..645afa7ff 100644
--- a/embed/web-extension/ephy-web-extension.c
+++ b/embed/web-extension/ephy-web-extension.c
@@ -640,11 +640,12 @@ js_exception_handler (JSCContext   *context,
 {
   g_autoptr(JSCValue) js_console = NULL;
   g_autoptr(JSCValue) js_result = NULL;
+  g_autofree char *report = NULL;
 
   js_console = jsc_context_get_value (context, "console");
   js_result = jsc_value_object_invoke_method (js_console, "error", JSC_TYPE_EXCEPTION, exception, 
G_TYPE_NONE);
-
-  g_warning ("JavaScriptException: %s", jsc_exception_get_message (exception));
+  report = jsc_exception_report (exception);
+  g_warning ("%s", report);
 
   jsc_context_throw_exception (context, exception);
 }