read_async

Read file contents asynchronously.

Always reads from disk and updates cache. Unlike GtkSourceFileBuffer, does not check file modification time - always reads fresh from disk.

Process

1. Reads file from disk using read_async_real()

   2. Splits contents into lines array cache

   3. Sets is_loaded = true

   4. Returns file contents

Returns:

File contents as string

Exceptions:

Error

if file cannot be read