update retro-unu manpage to add a note on the code & test block syntax

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crc 2020-06-09 12:57:32 +00:00
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@ -1,9 +1,9 @@
.Dd January 2020
.Dd June 2020
.Dt RETRO-UNU 1
.Os
.Sh RETRO-UNU
.Nm retro-unu
.Nd "a modern, pragmatic forth development system"
.Nd "literate programming tool for use with retro"
.Sh SYNOPSIS
.Nm
.Op Fl t
@ -14,8 +14,11 @@ sources. It's clean, elegant, tiny, and easy to grasp and adapt
to various uses.
.Nm
is a tool for extracting code from fenced blocks in literate
sources. It will write output to stdout.
is a tool for extracting code from literate sources. It will
write output to stdout.
A code block starts with ~~~ on a line by itself and ends with
a second ~~~. Test blocks start and end with ```.
.Sh OPTIONS
.Bl -tag -width -indent
.It Fl t
@ -25,3 +28,4 @@ Extract code blocks from the specified file.
.El
.Sh AUTHORS
.An Charles Childers Aq Mt crc@forthworks.com