chore: update eslint

re privacy-scaling-explorations#168

.eslintrc.json

@@ -3,14 +3,14 @@
     "env": {
         "es6": true
     },
-    "extends": ["airbnb-base", "airbnb-typescript/base", "prettier"],
+    "extends": ["airbnb-base", "airbnb-typescript/base", "plugin:jest/recommended", "plugin:jest/style", "prettier"],
     "parser": "@typescript-eslint/parser",
     "parserOptions": {
         "ecmaVersion": 6,
         "sourceType": "module",
         "project": ["./tsconfig.json", "./packages/**/tsconfig.json"]
     },
-    "plugins": ["@typescript-eslint"],
+    "plugins": ["@typescript-eslint", "jest"],
     "rules": {
         "no-console": ["warn", { "allow": ["info", "warn", "error"] }],
         "no-restricted-syntax": "off",

package.json

@@ -43,16 +43,17 @@
         "@types/jest": "^29.5.12",
         "@types/node": "^17.0.9",
         "@types/rimraf": "^3.0.2",
-        "@typescript-eslint/eslint-plugin": "^5.9.1",
-        "@typescript-eslint/parser": "^5.9.1",
+        "@typescript-eslint/eslint-plugin": "^7.0.2",
+        "@typescript-eslint/parser": "^7.0.2",
         "benny": "^3.7.1",
         "commitizen": "^4.2.4",
         "cz-conventional-changelog": "^3.3.0",
-        "eslint": "^8.2.0",
-        "eslint-config-airbnb-base": "15.0.0",
-        "eslint-config-airbnb-typescript": "^16.1.0",
-        "eslint-config-prettier": "^8.3.0",
-        "eslint-plugin-import": "^2.25.2",
+        "eslint": "^8.56.0",
+        "eslint-config-airbnb-base": "^15.0.0",
+        "eslint-config-airbnb-typescript": "^17.1.0",
+        "eslint-config-prettier": "^9.1.0",
+        "eslint-plugin-import": "^2.29.1",
+        "eslint-plugin-jest": "^27.9.0",
         "husky": "^8.0.3",
         "jest": "^29.7.0",
         "jest-config": "^29.7.0",

packages/poseidon-cipher/tests/index.test.ts

@@ -14,7 +14,7 @@ describe("Poseidon Cipher", () => {
         it("Should encrypt a ciphertext given a key and a nonce", () => {
             const cipherText = poseidonEncrypt(plainText, encryptionKey, nonce)
             expect(cipherText).toBeDefined()
-            expect(cipherText.length).toBe(4)
+            expect(cipherText).toHaveLength(4)
         })
     })
 

packages/poseidon-cipher/tests/utils.test.ts

@@ -114,7 +114,7 @@ describe("utils", () => {
             expect(unstringifyBigInts({ a: "1", b: "2" })).toStrictEqual({ a: BigInt(1), b: BigInt(2) })
         })
         it("should work on a null input", () => {
-            expect(unstringifyBigInts(null)).toBe(null)
+            expect(unstringifyBigInts(null)).toBeNull()
         })
         it("should return the input if it is not a valid value", () => {
             expect(unstringifyBigInts("A")).toBe("A")

packages/smt/tests/utils.test.ts

@@ -26,7 +26,7 @@ describe("Utility functions", () => {
         it("Should return -1 if there are not non-zero elements", () => {
             const index = getIndexOfLastNonZeroElement(["0", "0", "0", "0"])
 
-            expect(index).toEqual(-1)
+            expect(index).toBe(-1)
         })
     })