Importing local files (streaming large JSON files)

is there an easy way to load a massive json file into memory? i found: https://deno.land/x/json_stream@v0.1.0-pre.12 but it's

fetch

fetch

on a local file example doesn't seem to work for me:

error: Uncaught (in promise) TypeError: Invalid URL:

error: Uncaught (in promise) TypeError: Invalid URL:

am i doing something wrong or is there a new way to load local files