Merge branch '4.0.x' into 4.x

.github/workflows/main.yml

@@ -21,7 +21,7 @@ jobs:
           docutils: du16
         - name: py39
           python: 3.9
-          docutils: du16
+          docutils: du17
           coverage: "--cov ./ --cov-append --cov-config setup.cfg"
         # - name: py310-dev
         #   python: 3.10-dev

CHANGES

@@ -23,7 +23,7 @@ Bugs fixed
 Testing
 --------
 
-Release 4.0.0 beta2 (in development)
+Release 4.0.0 beta3 (in development)
 ====================================
 
 Dependencies
@@ -32,15 +32,37 @@ Dependencies
 Incompatible changes
 --------------------
 
-* #9023: Change the CSS classes on :rst:role:`cpp:expr` and
-  :rst:role:`cpp:texpr`.
-
 Deprecated
 ----------
 
 Features added
 --------------
 
+Bugs fixed
+----------
+
+Testing
+--------
+
+Release 4.0.0 beta2 (released Apr 29, 2021)
+===========================================
+
+Dependencies
+------------
+
+* Support docutils-0.17.  Please notice it changes the output of HTML builder.
+  Some themes do not support it, and you need to update your custom CSS to
+  upgrade it.
+
+Incompatible changes
+--------------------
+
+* #9023: Change the CSS classes on :rst:role:`cpp:expr` and
+  :rst:role:`cpp:texpr`.
+
+Features added
+--------------
+
 * #8818: autodoc: Super class having ``Any`` arguments causes nit-picky warning
 * #9095: autodoc: TypeError is raised on processing broken metaclass
 * #9110: autodoc: metadata of GenericAlias is not rendered as a reference in
@@ -60,9 +82,6 @@ Bugs fixed
 * C, C++, fix ``KeyError`` when an ``alias`` directive is the first C/C++
   directive in a file with another C/C++ directive later.
 
-Testing
---------
-
 Release 4.0.0 beta1 (released Apr 12, 2021)
 ===========================================
 
@@ -201,24 +220,6 @@ Bugs fixed
 Release 3.5.5 (in development)
 ==============================
 
-Dependencies
-------------
-
-Incompatible changes
---------------------
-
-Deprecated
-----------
-
-Features added
---------------
-
-Bugs fixed
-----------
-
-Testing
---------
-
 Release 3.5.4 (released Apr 11, 2021)
 =====================================
 

setup.py

@@ -23,7 +23,7 @@ install_requires = [
     'sphinxcontrib-qthelp',
     'Jinja2>=2.3',
     'Pygments>=2.0',
-    'docutils>=0.14,<0.17',
+    'docutils>=0.14,<0.18',
     'snowballstemmer>=1.1',
     'babel>=1.3',
     'alabaster>=0.7,<0.8',

sphinx/builders/html/__init__.py

@@ -1166,7 +1166,11 @@ def setup_js_tag_helper(app: Sphinx, pagename: str, templatename: str,
         else:
             # str value (old styled)
             attrs.append('src="%s"' % pathto(js, resource=True))
-        return '<script %s>%s</script>' % (' '.join(attrs), body)
+
+        if attrs:
+            return '<script %s>%s</script>' % (' '.join(attrs), body)
+        else:
+            return '<script>%s</script>' % body
 
     context['js_tag'] = js_tag
 

tests/test_ext_math.py

@@ -215,11 +215,23 @@ def test_math_compat(app, status, warning):
 
 @pytest.mark.sphinx('html', testroot='ext-math',
                     confoverrides={'extensions': ['sphinx.ext.mathjax'],
-                                   'mathjax_config': {'extensions': ['tex2jax.js']}})
-def test_mathjax_config(app, status, warning):
+                                   'mathjax3_config': {'extensions': ['tex2jax.js']}})
+def test_mathjax3_config(app, status, warning):
     app.builder.build_all()
 
     content = (app.outdir / 'index.html').read_text()
+    assert MATHJAX_URL in content
+    assert ('<script>window.MathJax = {"extensions": ["tex2jax.js"]}</script>' in content)
+
+
+@pytest.mark.sphinx('html', testroot='ext-math',
+                    confoverrides={'extensions': ['sphinx.ext.mathjax'],
+                                   'mathjax2_config': {'extensions': ['tex2jax.js']}})
+def test_mathjax2_config(app, status, warning):
+    app.builder.build_all()
+
+    content = (app.outdir / 'index.html').read_text()
+    assert MATHJAX_URL in content
     assert ('<script type="text/x-mathjax-config">'
             'MathJax.Hub.Config({"extensions": ["tex2jax.js"]})'
             '</script>' in content)