update gulp to v4, eslint and eslint-config-prettier

Author: willhoney7

gulpfile.js

@@ -10,8 +10,11 @@ gulp.task('clean', function (done) {
 	rimraf(DEST, done);
 });
 
-gulp.task('src', ['clean'], function () {
-	return gulp.src(SRC).pipe(tsProject()).pipe(gulp.dest(DEST));
-});
+gulp.task(
+	'src',
+	gulp.series('clean', function () {
+		return gulp.src(SRC).pipe(tsProject()).pipe(gulp.dest(DEST));
+	})
+);
 
-gulp.task('prepublish', ['src']);
+gulp.task('prepublish', gulp.series('src'));

package.json

@@ -31,12 +31,12 @@
 		"@types/node": "^14.17.33",
 		"@typescript-eslint/eslint-plugin": "^5.9.0",
 		"@typescript-eslint/parser": "^5.3.1",
-		"eslint": "^8.6.0",
-		"eslint-config-prettier": "^8.3.0",
+		"eslint": "^8.20.0",
+		"eslint-config-prettier": "^8.5.0",
 		"eslint-plugin-eslint-plugin": "^4.1.0",
 		"eslint-plugin-node": "^11.1.0",
 		"eslint-plugin-prettier": "^4.0.0",
-		"gulp": "^3.9.0",
+		"gulp": "^4.0.2",
 		"gulp-typescript": "^5.0.1",
 		"mocha": "^6.1.2",
 		"nyc": "^13.3.0",