[vala/staging] glib-2.0: Add GLib.[S]List.is_empty() convenience methods for non-null
- From: Rico Tzschichholz <ricotz src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [vala/staging] glib-2.0: Add GLib.[S]List.is_empty() convenience methods for non-null
- Date: Wed, 25 Nov 2020 12:44:26 +0000 (UTC)
commit 822c05ed78b875fabac8c84203c51b2427fa1c27
Author: Rico Tzschichholz <ricotz ubuntu com>
Date: Wed Nov 25 13:29:51 2020 +0100
glib-2.0: Add GLib.[S]List.is_empty() convenience methods for non-null
tests/basic-types/glists.vala | 3 +++
vapi/glib-2.0.vapi | 10 ++++++++++
2 files changed, 13 insertions(+)
---
diff --git a/tests/basic-types/glists.vala b/tests/basic-types/glists.vala
index 0d25e4481..56f03c3a4 100644
--- a/tests/basic-types/glists.vala
+++ b/tests/basic-types/glists.vala
@@ -1,5 +1,6 @@
void test_glist () {
var list = new GLib.List<string> ();
+ assert (list.is_empty ());
list.prepend ("foo");
list.prepend ("bar");
assert (list.nth_data (1) == "foo");
@@ -14,6 +15,7 @@ void test_glist () {
void test_gslist () {
var list = new GLib.SList<string> ();
+ assert (list.is_empty ());
list.prepend ("foo");
list.prepend ("bar");
assert (list.nth_data (1) == "foo");
@@ -28,6 +30,7 @@ void test_gslist () {
void test_gqueue () {
var queue = new GLib.Queue<string> ();
+ assert (queue.is_empty ());
queue.push_head ("foo");
queue.push_head ("bar");
assert (queue.peek_nth (1) == "foo");
diff --git a/vapi/glib-2.0.vapi b/vapi/glib-2.0.vapi
index 3ed2b2a4f..c612cc36e 100644
--- a/vapi/glib-2.0.vapi
+++ b/vapi/glib-2.0.vapi
@@ -4922,6 +4922,11 @@ namespace GLib {
public int position (List<G> llink);
public int index (G data);
+ [CCode (cname = "vala_g_list_is_empty")]
+ public inline bool is_empty () {
+ return (List?) this == null;
+ }
+
public G data;
public List<G> next;
public unowned List<G> prev;
@@ -4982,6 +4987,11 @@ namespace GLib {
public int position (SList<G> llink);
public int index (G data);
+ [CCode (cname = "vala_g_slist_is_empty")]
+ public inline bool is_empty () {
+ return (SList?) this == null;
+ }
+
public G data;
public SList<G> next;
}
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