tox: Enable nitpicky mode for docs builds

Signed-off-by: Stephen Finucane <stephen@that.guru>
Closes: #103

docs/conf.py

@@ -2,9 +2,10 @@
 #
 # sphinx-click documentation build configuration file
 
-# import os
-# import sys
-# sys.path.insert(0, os.path.abspath('.'))
+import os
+import sys
+
+sys.path.insert(0, os.path.abspath('../examples'))
 
 # -- General configuration ------------------------------------------------
 
@@ -15,7 +16,7 @@
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ["sphinx_click"]
+extensions = ['sphinx_click']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = []

docs/index.rst

@@ -1,9 +1,9 @@
 sphinx-click
 ============
 
-:mod:`sphinx-click <sphinx_click>` is a `Sphinx`__ plugin that allows you to
-automatically extract documentation from a `click-based`__ application and
-include it in your docs.
+``sphinx-click`` is a `Sphinx`__ plugin that allows you to automatically
+extract documentation from a `click-based`__ application and include it in
+your docs.
 
 __ http://www.sphinx-doc.org/
 __ http://click.pocoo.org/
@@ -19,9 +19,9 @@ __ http://click.pocoo.org/
 
 .. seealso::
 
-    Module :mod:`click`
-      This extension assumes you are using :mod:`click` to create your command
+    Module ``click``
+      This extension assumes you are using ``click`` to create your command
       line application.
 
-    Module :mod:`sphinxcontrib.autoprogram`
-      An equivalent library for use with :mod:`argparse`.
+    Module ``sphinxcontrib.autoprogram``
+      An equivalent library for use with ``argparse``.

tox.ini

@@ -33,8 +33,7 @@ commands =
 
 [testenv:docs]
 commands =
-    pip install -e {toxinidir}/examples/
-    sphinx-build -W -b html -d docs/_build/doctrees docs docs/_build/html
+    sphinx-build -Wn -b html -d docs/_build/doctrees docs docs/_build/html
 
 [coverage:run]
 branch = True