ruih: Allow null for protocols

The code checks for == null and returns true then. But if the variable
is not marked as nullable, vala will add g_val_return_if_fail (FALSE,…
to the beginning of the function.

Signed-off-by: Jens Georg <mail@jensge.org>

4 files changed, 4 insertions, 4 deletions

diff --git a/src/librygel-ruih/rygel-ruih-icon-elem.vala b/src/librygel-ruih/rygel-ruih-icon-elem.vala
index 556fd4cb..32c93c03 100644
--- a/src/librygel-ruih/rygel-ruih-icon-elem.vala
+++ b/src/librygel-ruih/rygel-ruih-icon-elem.vala
@@ -76,7 +76,7 @@ protected class IconElem : UIListing {
         }
     }
 
-    public override bool match (Gee.ArrayList<ProtocolElem> protocols, Gee.ArrayList<FilterEntry> filters) {
+    public override bool match (Gee.ArrayList<ProtocolElem>? protocols, Gee.ArrayList<FilterEntry> filters) {
         return true;
     }
 
diff --git a/src/librygel-ruih/rygel-ruih-protocol-elem.vala b/src/librygel-ruih/rygel-ruih-protocol-elem.vala
index 8de200cc..346fb596 100644
--- a/src/librygel-ruih/rygel-ruih-protocol-elem.vala
+++ b/src/librygel-ruih/rygel-ruih-protocol-elem.vala
@@ -83,7 +83,7 @@ protected class ProtocolElem : UIListing {
         return this.protocol_info;
     }
 
-    public override bool match (Gee.ArrayList<ProtocolElem> protocols,
+    public override bool match (Gee.ArrayList<ProtocolElem>? protocols,
                                 Gee.ArrayList filters) {
         if (protocols == null || protocols.size == 0) {
             return true;
diff --git a/src/librygel-ruih/rygel-ruih-ui-elem.vala b/src/librygel-ruih/rygel-ruih-ui-elem.vala
index 112924e8..a594bf99 100644
--- a/src/librygel-ruih/rygel-ruih-ui-elem.vala
+++ b/src/librygel-ruih/rygel-ruih-ui-elem.vala
@@ -93,7 +93,7 @@ protected class UIElem : UIListing
         }
     }
 
-    public override bool match (Gee.ArrayList<ProtocolElem> protocol_elements,
+    public override bool match (Gee.ArrayList<ProtocolElem>? protocol_elements,
                                Gee.ArrayList<FilterEntry> filters) {
         if (protocol_elements == null || protocol_elements.size == 0) {
             return true;
diff --git a/src/librygel-ruih/rygel-ruih-ui-listing.vala b/src/librygel-ruih/rygel-ruih-ui-listing.vala
index 5a957546..9f155955 100644
--- a/src/librygel-ruih/rygel-ruih-ui-listing.vala
+++ b/src/librygel-ruih/rygel-ruih-ui-listing.vala
@@ -43,7 +43,7 @@ public abstract class UIListing
     protected static const string URI = "uri";
     protected static const string UIID = "uiID";
 
-    public abstract bool match (Gee.ArrayList<ProtocolElem> protocols,
+    public abstract bool match (Gee.ArrayList<ProtocolElem>? protocols,
                                Gee.ArrayList<FilterEntry> filters);
     public abstract string to_ui_listing (Gee.ArrayList<FilterEntry> filters);