diff options
Diffstat (limited to 'sphinx/ext/pngmath.py')
| -rw-r--r-- | sphinx/ext/pngmath.py | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/sphinx/ext/pngmath.py b/sphinx/ext/pngmath.py index aa0d0c2e6..74f823ac7 100644 --- a/sphinx/ext/pngmath.py +++ b/sphinx/ext/pngmath.py @@ -177,8 +177,29 @@ def cleanup_tempdir(app, exc): except Exception: pass +def _html_error(latex, message): + html = """ +<div class="system-message"> + <p class="system-message-title">System Message: WARNING/2</p> + <p>Latex error in a math directive</p> + <pre class="literal-block"> + %s + </pre> + <pre class="literal-block"> + %s + </pre> + </p> +</div> +""" % (latex, message) + print "WARNING:", message + return html + def html_visit_math(self, node): - fname, depth = render_math(self, '$'+node['latex']+'$') + try: + fname, depth = render_math(self, '$'+node['latex']+'$') + except MathExtError, exc: + self.body.append(_html_error(node['latex'], exc)) + raise nodes.SkipNode self.body.append('<img class="math" src="%s" alt="%s" %s/>' % (fname, self.encode(node['latex']).strip(), depth and 'style="vertical-align: %dpx" ' % (-depth) or '')) @@ -189,7 +210,11 @@ def html_visit_displaymath(self, node): latex = node['latex'] else: latex = wrap_displaymath(node['latex'], None) - fname, depth = render_math(self, latex) + try: + fname, depth = render_math(self, latex) + except MathExtError, exc: + self.body.append(_html_error(node['latex'], exc)) + raise nodes.SkipNode self.body.append(self.starttag(node, 'div', CLASS='math')) self.body.append('<p>') if node['number']: |