feat(sphinx): Customize separator text from conf.py

src/rst_budoux/sphinx.py

@@ -1,20 +1,31 @@
 """Implementation as Sphinx-extension."""
 
 import budoux
+from docutils.writers._html_base import HTMLTranslator
 from sphinx.application import Sphinx
+from sphinx.config import Config
 from sphinx.util.docutils import nodes
 
 from . import WordBreak, __version__, parse_all_sentences
 from .writers import html
 
 
+def _configure_visitor(app: Sphinx, config: Config):
+    def _visit_word_break(self: HTMLTranslator, node: WordBreak):
+        print("koko")
+        self.body.append(config.budoux_separator)
+
+    app.add_node(WordBreak, html=(_visit_word_break, html.depart_word_break))
+
+
 def _insert_word_break(app: Sphinx, doctree: nodes.document) -> nodes.document:
     parser = budoux.load_default_japanese_parser()
     return parse_all_sentences(parser, doctree)
 
 
 def setup(app: Sphinx):  # noqa: D103
-    app.add_node(WordBreak, html=(html.visit_word_break, html.depart_word_break))
+    app.add_config_value("budoux_separator", "\u200b", "env")
+    app.connect("config-inited", _configure_visitor)
     app.connect("doctree-read", _insert_word_break)
     return {
         "version": __version__,

tests/test_sphinx.py

@@ -17,3 +17,13 @@ def test_parsed_document(app: SphinxTestApp):
     html = app.outdir / "ja.html"
     data = html.read_text()
     assert "\u200b" in data
+
+
+@pytest.mark.sphinx("html", confoverrides={"budoux_separator": "<wbr>"})
+def test_change_separator(app: SphinxTestApp):
+    """Test that it passes with rst-budoux extension."""
+    app.build()
+    html = app.outdir / "ja.html"
+    data = html.read_text()
+    assert "\u200b" not in data
+    assert "<wbr>" in data