feat: support ESLint 8.x

Author: MichaelDeBoey

package.json

@@ -30,19 +30,19 @@
     "eslint": ">=0.8.0"
   },
   "devDependencies": {
-    "@types/eslint": "^7.2.0",
+    "@types/eslint": "^7.28.0",
     "@types/jest": "^26.0.0",
-    "@types/node": "^14.0.13",
-    "@typescript-eslint/eslint-plugin": "^3.4.0",
-    "@typescript-eslint/parser": "^3.4.0",
-    "eslint": "^7.3.1",
-    "eslint-config-airbnb-base": "^14.2.0",
-    "eslint-config-prettier": "^6.11.0",
-    "eslint-import-resolver-typescript": "^2.0.0",
-    "eslint-plugin-import": "^2.21.2",
-    "eslint-plugin-jest": "^23.17.1",
+    "@types/node": "^16.7.5",
+    "@typescript-eslint/eslint-plugin": "^5.0.0-0",
+    "@typescript-eslint/parser": "^5.0.0-0",
+    "eslint": "^8.0.0-0",
+    "eslint-config-airbnb-base": "^14.2.1",
+    "eslint-config-prettier": "^6.15.0",
+    "eslint-import-resolver-typescript": "^2.4.0",
+    "eslint-plugin-import": "^2.24.2",
+    "eslint-plugin-jest": "^23.20.0",
     "eslint-plugin-jest-formatting": "file:.",
-    "eslint-plugin-prettier": "^3.1.4",
+    "eslint-plugin-prettier": "^3.4.1",
     "jest": "^26.1.0",
     "prettier": "2.0.5",
     "typescript": "^3.9.5",

src/ast-utils.ts

@@ -66,7 +66,9 @@ export const getPaddingLineSequences = (
 
   if (nextNode.loc.start.line - prevToken.loc.end.line >= 2) {
     do {
-      const token = sourceCode.getTokenAfter(prevToken, { includeComments });
+      const token = sourceCode.getTokenAfter(prevToken, {
+        includeComments,
+      }) as AST.Token;
 
       if (token.loc.start.line - prevToken.loc.end.line >= 2) {
         pairs.push([prevToken, token]);

src/rules/padding.ts

@@ -143,35 +143,34 @@ const paddingAlwaysTester = (
     message: 'Expected blank line before this statement.',
     fix(fixer: Rule.RuleFixer): Rule.Fix {
       let prevToken = astUtils.getActualLastToken(sourceCode, prevNode);
-      const nextToken =
-        sourceCode.getFirstTokenBetween(prevToken, nextNode, {
-          includeComments: true,
-          /**
-           * Skip the trailing comments of the previous node.
-           * This inserts a blank line after the last trailing comment.
-           *
-           * For example:
-           *
-           *     foo(); // trailing comment.
-           *     // comment.
-           *     bar();
-           *
-           * Get fixed to:
-           *
-           *     foo(); // trailing comment.
-           *
-           *     // comment.
-           *     bar();
-           */
-          filter(token: AST.Token): boolean {
-            if (astUtils.areTokensOnSameLine(prevToken, token)) {
-              prevToken = token;
-              return false;
-            }
-
-            return true;
-          },
-        }) || nextNode;
+      const nextToken = (sourceCode.getFirstTokenBetween(prevToken, nextNode, {
+        includeComments: true,
+        /**
+         * Skip the trailing comments of the previous node.
+         * This inserts a blank line after the last trailing comment.
+         *
+         * For example:
+         *
+         *     foo(); // trailing comment.
+         *     // comment.
+         *     bar();
+         *
+         * Get fixed to:
+         *
+         *     foo(); // trailing comment.
+         *
+         *     // comment.
+         *     bar();
+         */
+        filter(token: AST.Token): boolean {
+          if (astUtils.areTokensOnSameLine(prevToken, token)) {
+            prevToken = token;
+            return false;
+          }
+
+          return true;
+        },
+      }) || nextNode) as AST.Token;
 
       const insertText = astUtils.areTokensOnSameLine(prevToken, nextToken)
         ? '\n\n'