Fix JSDoc to match Nunjucks filter log

lib/filters/core-filters.js

@@ -2,14 +2,20 @@
 const { runWhenEnvIsAvailable, external } = require('./api')
 const { addFilter, getFilter } = external
 
-/**
- * Logs an object in the template to the console in the browser.
- * @param  {Any} a any type
- * @return {String} a script tag with a console.log call.
- * @example {{ "hello world" | log }}
- * @example {{ "hello world" | log | safe }}  [for environments with autoescaping turned on]
- */
 runWhenEnvIsAvailable(() => {
   const nunjucksSafe = getFilter('safe')
-  addFilter('log', a => nunjucksSafe('<script>console.log(' + JSON.stringify(a, null, '\t') + ');</script>'))
+
+  addFilter(
+    'log',
+    /**
+     * Logs an object in the template to the console in the browser.
+     *
+     * @example
+     * ```njk
+     * {{ "hello world" | log }}
+     * ```
+     * @param {any} a - any type
+     * @returns {string} a script tag with a console.log call.
+     */
+    a => nunjucksSafe('<script>console.log(' + JSON.stringify(a, null, '\t') + ');</script>'))
 })