Upgrade dependencies

config/plugins.js

@@ -141,6 +141,9 @@ module.exports = {
 		// TODO: Remove this override when the rule is more stable.
 		'unicorn/consistent-function-scoping': 'off',
 
+		// TODO: Temporarily disabled until it becomes more mature.
+		'unicorn/no-useless-undefined': 'off',
+
 		// TODO: Temporarily disabled as the rule is buggy.
 		'function-call-argument-newline': 'off',
 

package.json

@@ -51,35 +51,35 @@
 		"typescript"
 	],
 	"dependencies": {
-		"@typescript-eslint/eslint-plugin": "^2.29.0",
-		"@typescript-eslint/parser": "^2.29.0",
+		"@typescript-eslint/eslint-plugin": "^3.1.0",
+		"@typescript-eslint/parser": "^3.1.0",
 		"arrify": "^2.0.1",
 		"cosmiconfig": "^6.0.0",
-		"debug": "^4.1.0",
-		"eslint": "^6.8.0",
+		"debug": "^4.1.1",
+		"eslint": "^7.1.0",
 		"eslint-config-prettier": "^6.11.0",
-		"eslint-config-xo": "^0.29.0",
-		"eslint-config-xo-typescript": "^0.28.0",
+		"eslint-config-xo": "^0.30.0",
+		"eslint-config-xo-typescript": "^0.30.0",
 		"eslint-formatter-pretty": "^3.0.1",
 		"eslint-import-resolver-webpack": "^0.12.1",
-		"eslint-plugin-ava": "^10.0.1",
-		"eslint-plugin-eslint-comments": "^3.1.2",
-		"eslint-plugin-import": "^2.20.1",
+		"eslint-plugin-ava": "^10.3.0",
+		"eslint-plugin-eslint-comments": "^3.2.0",
+		"eslint-plugin-import": "^2.20.2",
 		"eslint-plugin-no-use-extend-native": "^0.5.0",
-		"eslint-plugin-node": "^11.0.0",
+		"eslint-plugin-node": "^11.1.0",
 		"eslint-plugin-prettier": "^3.1.3",
 		"eslint-plugin-promise": "^4.2.1",
-		"eslint-plugin-unicorn": "^19.0.0",
+		"eslint-plugin-unicorn": "^20.1.0",
 		"find-cache-dir": "^3.3.1",
 		"find-up": "^4.1.0",
 		"fs-extra": "^9.0.0",
-		"get-stdin": "^7.0.0",
+		"get-stdin": "^8.0.0",
 		"globby": "^9.0.0",
 		"has-flag": "^4.0.0",
 		"imurmurhash": "^0.1.4",
 		"is-path-inside": "^3.0.2",
 		"json-stable-stringify-without-jsonify": "^1.0.1",
-		"json5": "^2.1.1",
+		"json5": "^2.1.3",
 		"lodash": "^4.17.15",
 		"meow": "^5.0.0",
 		"micromatch": "^4.0.2",
@@ -92,17 +92,17 @@
 		"semver": "^7.3.2",
 		"slash": "^3.0.0",
 		"to-absolute-glob": "^2.0.2",
-		"typescript": "^3.0.0",
-		"update-notifier": "^4.0.0"
+		"typescript": "^3.3.1",
+		"update-notifier": "^4.1.0"
 	},
 	"devDependencies": {
 		"ava": "^1.1.0",
 		"coveralls": "^3.1.0",
 		"eslint-config-xo-react": "^0.23.0",
-		"eslint-plugin-react": "^7.19.0",
-		"eslint-plugin-react-hooks": "^3.0.0",
-		"execa": "^4.0.0",
-		"nyc": "^15.0.0",
+		"eslint-plugin-react": "^7.20.0",
+		"eslint-plugin-react-hooks": "^4.0.4",
+		"execa": "^4.0.2",
+		"nyc": "^15.1.0",
 		"pify": "^5.0.0",
 		"proxyquire": "^2.1.3",
 		"temp-write": "^4.0.0",