states.py 文件源码

def footnote_reference(self, match, lineno):
        """
        Handles `nodes.footnote_reference` and `nodes.citation_reference`
        elements.
        """
        label = match.group('footnotelabel')
        refname = normalize_name(label)
        string = match.string
        before = string[:match.start('whole')]
        remaining = string[match.end('whole'):]
        if match.group('citationlabel'):
            refnode = nodes.citation_reference('[%s]_' % label,
                                               refname=refname)
            refnode += nodes.Text(label)
            self.document.note_citation_ref(refnode)
        else:
            refnode = nodes.footnote_reference('[%s]_' % label)
            if refname[0] == '#':
                refname = refname[1:]
                refnode['auto'] = 1
                self.document.note_autofootnote_ref(refnode)
            elif refname == '*':
                refname = ''
                refnode['auto'] = '*'
                self.document.note_symbol_footnote_ref(
                      refnode)
            else:
                refnode += nodes.Text(label)
            if refname:
                refnode['refname'] = refname
                self.document.note_footnote_ref(refnode)
            if utils.get_trim_footnote_ref_space(self.document.settings):
                before = before.rstrip()
        return (before, [refnode], remaining, [])