gamestate: Use nyan Object::extends to check for parent relationship.

Author: heinezen

libopenage/gamestate/api/ability.cpp

@@ -17,13 +17,7 @@
 namespace openage::gamestate::api {
 
 bool APIAbility::is_ability(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.ability.Ability") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.ability.Ability");
 }
 
 bool APIAbility::check_type(const nyan::Object &ability,

libopenage/gamestate/api/activity.cpp

@@ -9,13 +9,7 @@
 namespace openage::gamestate::api {
 
 bool APIActivity::is_activity(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.activity.Activity") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.activity.Activity");
 }
 
 nyan::Object APIActivity::get_start(const nyan::Object &activity) {
@@ -27,13 +21,7 @@ nyan::Object APIActivity::get_start(const nyan::Object &activity) {
 
 
 bool APIActivityNode::is_node(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.activity.node.Node") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.activity.node.Node");
 }
 
 activity::node_t APIActivityNode::get_type(const nyan::Object &node) {

libopenage/gamestate/api/animation.cpp

@@ -10,13 +10,7 @@
 namespace openage::gamestate::api {
 
 bool APIAnimation::is_animation(nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.animation.Animation") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.animation.Animation");
 }
 
 const std::string APIAnimation::get_animation_path(const nyan::Object &animation) {

libopenage/gamestate/api/effect.cpp

@@ -9,13 +9,7 @@
 namespace openage::gamestate::api {
 
 bool APIEffect::is_effect(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.effect.Effect") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.effect.Effect");
 }
 
 bool APIEffect::check_type(const nyan::Object &effect,

libopenage/gamestate/api/object.cpp

@@ -8,13 +8,7 @@
 namespace openage::gamestate::api {
 
 bool APIObject::is_object(const nyan::Object &obj) {
-    for (const auto &parent : obj.get_parents()) {
-        if (parent == "engine.root.Object") {
-            return true;
-        }
-    }
-
-    return false;
+	return obj.extends("engine.root.Object");
 }
 
-} // namespace
+} // namespace openage::gamestate::api

libopenage/gamestate/api/patch.cpp

@@ -16,13 +16,7 @@
 namespace openage::gamestate::api {
 
 bool APIPatch::is_patch(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.patch.Patch") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.patch.Patch");
 }
 
 bool APIPatch::check_property(const nyan::Object &patch,

libopenage/gamestate/api/player_setup.cpp

@@ -13,13 +13,7 @@
 namespace openage::gamestate::api {
 
 bool APIPlayerSetup::is_player_setup(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.setup.PlayerSetup") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.setup.PlayerSetup");
 }
 
 const std::vector<nyan::Object> APIPlayerSetup::get_modifiers(const nyan::Object &player_setup) {

libopenage/gamestate/api/property.cpp

@@ -13,13 +13,7 @@
 namespace openage::gamestate::api {
 
 bool APIAbilityProperty::is_property(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.ability.property.Property") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.ability.property.Property");
 }
 
 const std::vector<nyan::Object> APIAbilityProperty::get_animations(const nyan::Object &property) {

libopenage/gamestate/api/resistance.cpp

@@ -9,13 +9,7 @@
 namespace openage::gamestate::api {
 
 bool APIResistance::is_resistance(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.resistance.Resistance") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.resistance.Resistance");
 }
 
 bool APIResistance::check_effect_type(const nyan::Object &resistance,

libopenage/gamestate/api/sound.cpp

@@ -12,13 +12,7 @@
 namespace openage::gamestate::api {
 
 bool APISound::is_sound(const nyan::Object &obj) {
-	for (auto &parent : obj.get_parents()) {
-		if (parent == "engine.util.sound.Sound") {
-			return true;
-		}
-	}
-
-	return false;
+	return obj.extends("engine.util.sound.Sound");
 }
 
 const std::string APISound::get_sound_path(const nyan::Object &sound) {