Update for Elasticlunr

1 files changed, 17 insertions, 0 deletions

diff --git a/static/js/elasticlunr_bridge.js b/static/js/elasticlunr_bridge.js
new file mode 100644
index 0000000..e2ff7ae
--- /dev/null
+++ b/static/js/elasticlunr_bridge.js
@@ -0,0 +1,17 @@
+// Include immediately after elasticlunr.min.js in the JS bundle.
+//
+// elasticlunr's UMD assigns window.elasticlunr. Keep a local binding for search.js
+// in this same bundle, and expose window.lunr only long enough for optional
+// on-demand language packs (lunr.stemmer.support.min.js, lunr.fr.min.js, …).
+// Those scripts mutate the same object; after they run we drop the global name.
+var elasticlunr = window.elasticlunr;
+try { delete window.elasticlunr; } catch (e) {}
+window.lunr = elasticlunr;
+
+// head_js loads language scripts with defer, after this bundle. Deferred scripts
+// run in document order before DOMContentLoaded, so stemmer/lang packs attach
+// first; then we remove the temporary global. Local `elasticlunr` still has
+// stemmerSupport / language plugins for search.
+document.addEventListener("DOMContentLoaded", function () {
+  try { delete window.lunr; } catch (e) {}
+});