remove some unused stuff

packages/svelte/src/internal/client/block.js

@@ -1,34 +0,0 @@
-import { DYNAMIC_ELEMENT_BLOCK, SNIPPET_BLOCK } from './constants.js';
-import { current_block } from './runtime.js';
-
-/** @returns {import('./types.js').DynamicElementBlock} */
-export function create_dynamic_element_block() {
-	return {
-		// dom
-		d: null,
-		// effect
-		e: null,
-		// parent
-		p: /** @type {import('./types.js').Block} */ (current_block),
-		// transition
-		r: null,
-		// type
-		t: DYNAMIC_ELEMENT_BLOCK
-	};
-}
-
-/** @returns {import('./types.js').SnippetBlock} */
-export function create_snippet_block() {
-	return {
-		// dom
-		d: null,
-		// parent
-		p: /** @type {import('./types.js').Block} */ (current_block),
-		// effect
-		e: null,
-		// transition
-		r: null,
-		// type
-		t: SNIPPET_BLOCK
-	};
-}

packages/svelte/src/internal/client/dom/blocks/each.js

@@ -524,7 +524,7 @@ function mark_lis(a) {
  * @returns {Text | Element | Comment}
  */
 function insert_each_item_block(block, dom, is_controlled, sibling) {
-	var current = /** @type {import('../../types.js').TemplateNode} */ (block.d);
+	var current = /** @type {import('../../types.js').TemplateNode} */ (block.e.dom);
 
 	if (sibling === null) {
 		if (is_controlled) {
@@ -542,7 +542,7 @@ function insert_each_item_block(block, dom, is_controlled, sibling) {
  * @returns {Text | Element | Comment}
  */
 function get_first_child(block) {
-	var current = block.d;
+	var current = block.e.dom;
 
 	if (is_array(current)) {
 		return /** @type {Text | Element | Comment} */ (current[0]);
@@ -556,7 +556,7 @@ function get_first_child(block) {
  * @returns {Text | Element | Comment}
  */
 export function get_first_element(block) {
-	const current = block.d;
+	const current = block.e.dom;
 
 	if (is_array(current)) {
 		for (let i = 0; i < current.length; i++) {
@@ -628,7 +628,7 @@ export function destroy_each_item_block(
 			return;
 		}
 	}
-	const dom = block.d;
+	const dom = block.e.dom;
 	if (!controlled && dom !== null) {
 		remove(dom);
 	}
@@ -657,8 +657,7 @@ function each_item_block(item, key, index, render_fn, flags) {
 	const block = create_each_item_block(item_value, index_value, key);
 
 	const effect = render_effect(
-		/** @param {import('../../types.js').EachItemBlock} block */
-		(block) => {
+		() => {
 			render_fn(null, block.v, block.i);
 		},
 		block,

packages/svelte/src/internal/client/render.js

@@ -10,7 +10,6 @@ import {
 	map_set,
 	set_class_name
 } from './operations.js';
-import { create_dynamic_element_block, create_snippet_block } from './block.js';
 import {
 	PassiveDelegatedEvents,
 	DelegatedEvents,
@@ -31,10 +30,8 @@ import {
 import {
 	destroy_signal,
 	push_destroy_fn,
-	execute_effect,
 	untrack,
 	flush_sync,
-	current_block,
 	push,
 	pop,
 	current_component_context,
@@ -267,8 +264,6 @@ export function comment(anchor) {
  * @returns {void}
  */
 function close_template(dom, is_fragment, anchor) {
-	const block = /** @type {import('./types.js').Block} */ (current_block);
-
 	const effect = /** @type {import('./types.js').BlockEffect} */ (current_effect);
 
 	/** @type {import('./types.js').TemplateNode | Array<import('./types.js').TemplateNode>} */
@@ -280,7 +275,7 @@ function close_template(dom, is_fragment, anchor) {
 	if (!hydrating && anchor !== null) {
 		insert(current, null, anchor);
 	}
-	block.d = current;
+
 	effect.dom = current;
 }
 

packages/svelte/src/internal/client/runtime.js

@@ -1,5 +1,4 @@
 import { DEV } from 'esm-env';
-import { run_all } from '../common.js';
 import {
 	array_prototype,
 	get_descriptors,