small typos fixed

docs/docs/core-modules/mouse.md

@@ -41,7 +41,7 @@ mouse.unitsScrolled();
 
 The `CursorAttachmentComponent` can be used to attach any entity to the mouse cursor position in the game world.
 
-```java
+``` java
 environment.addEntity(new Entity()
     .name("animated-cursort")
     .add(new TransformComponent())

screwbox-core/src/main/java/io/github/srcimon/screwbox/core/ScrewBox.java

@@ -2,9 +2,12 @@
 
 import io.github.srcimon.screwbox.core.window.Window;
 
+import static java.util.Objects.requireNonNull;
+
 /**
  * Best game engine ever made (not). The entry point for starting a game via {@link ScrewBox#createEngine()}.
  *
+ * @see <a href="https://screwbox.dev">Documentation</a>
  * @see #createEngine()
  */
 public final class ScrewBox {
@@ -26,6 +29,7 @@ public static Engine createEngine() {
      * {@link Window#title()}.
      */
     public static Engine createEngine(final String name) {
+        requireNonNull(name, "name must not be null");
         return new DefaultEngine(name);
     }
 

screwbox-core/src/main/java/io/github/srcimon/screwbox/core/graphics/Light.java

@@ -20,7 +20,7 @@ public interface Light {
     /**
      * Adds a directed light to the {@link World}. Cone lights cast shadows.
      *
-     * @param position  position of the lightsource in the map
+     * @param position  position of the light source in the map
      * @param direction the direction of the light
      * @param cone      the cone size of the light
      * @param radius    the radius of the light
@@ -29,9 +29,9 @@ public interface Light {
     Light addConeLight(Vector position, Rotation direction, Rotation cone, double radius, Color color);
 
     /**
-     * Adds a pointlight to the {@link World}. Pointlights cast shadows.
+     * Adds a point light to the {@link World}. Pointlights cast shadows.
      *
-     * @param position position of the lightsource in the map
+     * @param position position of the light source in the map
      * @param radius   the radius of the light
      * @param color    the {@link Color} of the light
      */
@@ -40,7 +40,7 @@ public interface Light {
     /**
      * Adds a spotlight to the {@link World}. Spotlights don't cast any shadow.
      *
-     * @param position position of the lightsource in the map
+     * @param position position of the light source in the map
      * @param radius   the radius of the light
      * @param color    the {@link Color} of the light
      */
@@ -68,7 +68,7 @@ default Light addShadowCaster(Bounds shadowCaster) {
     Light addShadowCaster(Bounds shadowCaster, boolean selfShadow);
 
     /**
-     * Adds illumintation to this area even when there are shadow casters at the same area. Used to support light effects
+     * Adds illumination to this area even when there are shadow casters at the same area. Used to support light effects
      * on orthographic walls. Can be automated by adding a {@link OrthographicWallComponent} to an {@link Entity}.
      *
      * @since 2.9.0
@@ -107,7 +107,7 @@ default Light addShadowCaster(Bounds shadowCaster) {
     Light addGlow(Vector position, double radius, Color color);
 
     /**
-     * Renders the lightmap to all {@link Viewport viewports}. Can be automated by using {@link LightRenderSystem}.
+     * Renders the light map to all {@link Viewport viewports}. Can be automated by using {@link LightRenderSystem}.
      *
      * @see LightRenderSystem
      * @see Environment#enableLight()

screwbox-core/src/test/java/io/github/srcimon/screwbox/core/ScrewBoxTest.java

@@ -0,0 +1,15 @@
+package io.github.srcimon.screwbox.core;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+class ScrewBoxTest {
+
+    @Test
+    void createEngine_nameIsNull_throwsException() {
+        assertThatThrownBy(() -> ScrewBox.createEngine(null))
+                .isInstanceOf(NullPointerException.class)
+                .hasMessage("name must not be null");
+    }
+}