jgm/peg-markdown — pull request #14 by rekado (2012-10-27 12:22:02+00:00)
Title: Autolink extension

When this extension is enabled, bare URLs (i.e. those that are not enclosed in '<>') are automatically converted to links.

The extension can be enabled by setting `EXT_AUTOLINK` or with the switch `--autolink` on the command line.