path: root/doc/src
diff options
Diffstat (limited to 'doc/src')
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/src/guide/routing.asciidoc b/doc/src/guide/routing.asciidoc
index 47ef3c5..e5f8c33 100644
--- a/doc/src/guide/routing.asciidoc
+++ b/doc/src/guide/routing.asciidoc
@@ -124,6 +124,14 @@ You can also have imbricated optional segments.
PathMatch = "/hats/[page/[:number]]".
+While Cowboy does not reject multiple brackets in a route,
+the behavior may be undefined if the route is under-specified.
+For example, this route requires constraints to determine what
+is a chapter and what is a page, since they are both optional:
+PathMatch = "/book/[:chapter]/[:page]".
You can retrieve the rest of the host or path using `[...]`.
In the case of hosts it will match anything before, in the case
of paths anything after the previously matched segments. It is