SvelthreeInteraction fix ESLint no-empty (#166)

quick'n'dirty (for now) see #167

src/lib/components/AmbientLight.svelte

@@ -103,6 +103,7 @@ AmbientLight cannot be used to cast shadows as it doesn't have a direction. Posi
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "AmbientLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`

src/lib/components/DirectionalLight.svelte

@@ -114,6 +114,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "DirectionalLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`

src/lib/components/Group.svelte

@@ -115,6 +115,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (group.type === "Group") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'group' instance has wrong type '${group.type}', should be '${c_name}'!`

src/lib/components/HemisphereLight.svelte

@@ -104,6 +104,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "HemisphereLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`

src/lib/components/Object3D.svelte

@@ -114,6 +114,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (object3d.type === "Object3D") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'object3d' instance has wrong type '${object3d.type}', should be '${c_name}'!`

src/lib/components/PointLight.svelte

@@ -111,6 +111,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "PointLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`

src/lib/components/Points.svelte

@@ -146,6 +146,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (points.type === "Points") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'points' instance has wrong type '${points.type}', should be '${c_name}'!`

src/lib/components/RectAreaLight.svelte

@@ -108,6 +108,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "RectAreaLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`

src/lib/components/Scene.svelte

@@ -137,6 +137,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (scene.type === "Scene") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'scene' instance has wrong type '${scene.type}', should be '${c_name}'!`

src/lib/components/SpotLight.svelte

@@ -114,6 +114,7 @@ svelthree uses svelte-accmod, where accessors are always `true`, regardless of `
 	/** Executed when / if an instance was provided **on initializiation** -> only once if at all! */
 	function on_instance_provided(): void {
 		if (light.type === "SpotLight") {
+			//nothing
 		} else {
 			throw new Error(
 				`SVELTHREE > ${c_name} provided 'light' instance has wrong type '${light.type}', should be '${c_name}'!`