states.py 文件源码

def substitution_reference(self, match, lineno):
        before, inlines, remaining, sysmessages, endstring = self.inline_obj(
              match, lineno, self.patterns.substitution_ref,
              nodes.substitution_reference)
        if len(inlines) == 1:
            subref_node = inlines[0]
            if isinstance(subref_node, nodes.substitution_reference):
                subref_text = subref_node.astext()
                self.document.note_substitution_ref(subref_node, subref_text)
                if endstring[-1:] == '_':
                    reference_node = nodes.reference(
                        '|%s%s' % (subref_text, endstring), '')
                    if endstring[-2:] == '__':
                        reference_node['anonymous'] = 1
                    else:
                        reference_node['refname'] = normalize_name(subref_text)
                        self.document.note_refname(reference_node)
                    reference_node += subref_node
                    inlines = [reference_node]
        return before, inlines, remaining, sysmessages