Migrate conversations to ESLint

ts/components/conversation/Emojify.tsx

@@ -13,7 +13,7 @@ function getImageTag({
   sizeClass,
   key,
 }: {
-  match: any;
+  match: RegExpExecArray;
   sizeClass?: SizeClassType;
   key: string | number;
 }) {
@@ -24,7 +24,6 @@ function getImageTag({
   }
 
   return (
-    // tslint:disable-next-line react-a11y-img-has-alt
     <img
       key={key}
       src={img}
@@ -48,15 +47,20 @@ export class Emojify extends React.Component<Props> {
     renderNonEmoji: ({ text }) => text,
   };
 
-  public render() {
+  public render():
+    | JSX.Element
+    | string
+    | null
+    | Array<JSX.Element | string | null> {
     const { text, sizeClass, renderNonEmoji } = this.props;
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
     const results: Array<any> = [];
     const regex = emojiRegex();
 
     // We have to do this, because renderNonEmoji is not required in our Props object,
     //  but it is always provided via defaultProps.
     if (!renderNonEmoji) {
-      return;
+      return null;
     }
 
     let match = regex.exec(text);
@@ -70,17 +74,20 @@ export class Emojify extends React.Component<Props> {
     while (match) {
       if (last < match.index) {
         const textWithNoEmoji = text.slice(last, match.index);
-        results.push(renderNonEmoji({ text: textWithNoEmoji, key: count++ }));
+        count += 1;
+        results.push(renderNonEmoji({ text: textWithNoEmoji, key: count }));
       }
 
-      results.push(getImageTag({ match, sizeClass, key: count++ }));
+      count += 1;
+      results.push(getImageTag({ match, sizeClass, key: count }));
 
       last = regex.lastIndex;
       match = regex.exec(text);
     }
 
     if (last < text.length) {
-      results.push(renderNonEmoji({ text: text.slice(last), key: count++ }));
+      count += 1;
+      results.push(renderNonEmoji({ text: text.slice(last), key: count }));
     }
 
     return results;