[gnome-builder] task: add ide_task_had_error()

[Christian Hergert <chergert src gnome org>]

commit f83923c15f83aabb51bda54caa5cea1fc7077b0f
Author: Christian Hergert <chergert redhat com>
Date:   Wed Mar 21 02:28:37 2018 -0700

    task: add ide_task_had_error()
    
    This allows porting various code from gtask

 src/libide/threading/ide-task.c | 16 ++++++++++++++++
 src/libide/threading/ide-task.h |  2 ++
 2 files changed, 18 insertions(+)
---
diff --git a/src/libide/threading/ide-task.c b/src/libide/threading/ide-task.c
index b9ce6ebc4..730414f32 100644
--- a/src/libide/threading/ide-task.c
+++ b/src/libide/threading/ide-task.c
@@ -1959,6 +1959,22 @@ ide_task_set_name (IdeTask *self,
   g_mutex_unlock (&priv->mutex);
 }
 
+gboolean
+ide_task_had_error (IdeTask *self)
+{
+  IdeTaskPrivate *priv = ide_task_get_instance_private (self);
+  gboolean ret;
+
+  g_return_val_if_fail (IDE_IS_TASK (self), FALSE);
+
+  g_mutex_lock (&priv->mutex);
+  ret = (priv->result != NULL && priv->result->type == IDE_TASK_RESULT_ERROR) ||
+        (priv->thread_result != NULL && priv->thread_result->type == IDE_TASK_RESULT_ERROR);
+  g_mutex_unlock (&priv->mutex);
+
+  return ret;
+}
+
 static gpointer
 ide_task_get_user_data (GAsyncResult *result)
 {
diff --git a/src/libide/threading/ide-task.h b/src/libide/threading/ide-task.h
index b09ec7f9d..c46fa5fcf 100644
--- a/src/libide/threading/ide-task.h
+++ b/src/libide/threading/ide-task.h
@@ -76,6 +76,8 @@ gpointer      ide_task_get_source_tag            (IdeTask              *self);
 IDE_AVAILABLE_IN_3_28
 gpointer      ide_task_get_task_data             (IdeTask              *self);
 IDE_AVAILABLE_IN_3_28
+gboolean      ide_task_had_error                 (IdeTask              *self);
+IDE_AVAILABLE_IN_3_28
 gboolean      ide_task_is_valid                  (gpointer              self,
                                                   gpointer              source_object);
 IDE_AVAILABLE_IN_3_28