chore: Add eslint rule for no-shadow (#6658)

* chore: Add eslint rule for no-shadow

* fix

shared/editor/lib/ExtensionManager.ts

@@ -134,7 +134,7 @@ export default class ExtensionManager {
     plugins,
   }: {
     schema: Schema;
-    rules?: Record<string, any>;
+    rules?: markdownit.Options;
     plugins?: PluginSimple[];
   }): MarkdownParser {
     const tokens = this.extensions

shared/editor/lib/markdown/rules.ts

@@ -1,10 +1,10 @@
 import markdownit, { PluginSimple } from "markdown-it";
 
-export default function rules({
+export default function makeRules({
   rules = {},
   plugins = [],
 }: {
-  rules?: Record<string, any>;
+  rules?: markdownit.Options;
   plugins?: PluginSimple[];
 }) {
   const markdownIt = markdownit("default", {

shared/editor/lib/markdown/serializer.ts

@@ -221,7 +221,7 @@ export class MarkdownSerializerState {
         })
       ) {
         // eslint-disable-next-line @typescript-eslint/no-unused-vars, no-unused-vars
-        const [_, lead, inner, trail] = /^(\s*)(.*?)(\s*)$/m.exec(node.text);
+        const [, lead, inner, trail] = /^(\s*)(.*?)(\s*)$/m.exec(node.text);
         leading += lead;
         trailing = trail;
         if (lead || trail) {
@@ -366,20 +366,20 @@ export class MarkdownSerializerState {
       row.forEach((cell, _, j) => {
         this.out += j === 0 ? "| " : " | ";
 
-        cell.forEach((node) => {
+        cell.forEach((cellNode) => {
           // just padding the output so that empty cells take up the same space
           // as headings.
           // TODO: Ideally we'd calc the longest cell length and use that
           // to pad all the others.
           if (
-            node.textContent === "" &&
-            node.content.size === 0 &&
-            node.type.name === "paragraph"
+            cellNode.textContent === "" &&
+            cellNode.content.size === 0 &&
+            cellNode.type.name === "paragraph"
           ) {
             this.out += "  ";
           } else {
             this.closed = false;
-            this.render(node, row, j);
+            this.render(cellNode, row, j);
           }
         });