esl/erlang-handbook — pull request #15 by dhull (2014-03-07 22:39:50+00:00)
Title: Transform '--' to '-{}-' to fix typesetting of -- operator.

In the current output, the -- operator is shown as '–' (an en-dash). This is because TeX treats '--' as a ligature that produces an en-dash. This commit separate the hyphens with a '{}' to prevent this transformation.