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Better error message

master
Yevgen Muntyan 2006-09-03 22:09:00 -05:00
parent beed8585d7
commit 10c2fe6272
1 changed files with 8 additions and 2 deletions
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10
moo/mooedit/gtksourceview/gtksourcecontextengine.c
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@ -2524,6 +2524,7 @@ create_reg_all (Context *context,
ContextDefinition *child_def;
GString *all;
Regex *regex;
GError *error = NULL;
g_return_val_if_fail ((context == NULL && definition != NULL) ||
(context != NULL && definition == NULL), NULL);
@ -2612,15 +2613,20 @@ create_reg_all (Context *context,
g_string_truncate (all, all->len - 1);
g_string_append (all, ")");
regex = regex_new (all->str, 0, NULL);
regex = regex_new (all->str, 0, &error);
if (regex == NULL)
{
/* regex_new could fail, for instance if there are different
* named sub-patterns with the same name. */
/* FIXME: this error also happens when some patterns are screwed up,
* and printing error here actually helps. But the "for all the transitions"
* part is questionable (and one would want to fix it in any case, even
* if all patterns are correct). */
g_warning ("Cannot create a regex for all the transitions, "
"the syntax highlighting process will be slower "
"than usual.");
"than usual.\nThe error was: %s", error->message);
g_error_free (error);
}
g_string_free (all, TRUE);