diff options
Diffstat (limited to 'bsfs/schema/schema.py')
| -rw-r--r-- | bsfs/schema/schema.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/bsfs/schema/schema.py b/bsfs/schema/schema.py index 8d9a821..0de4203 100644 --- a/bsfs/schema/schema.py +++ b/bsfs/schema/schema.py @@ -69,6 +69,7 @@ class Schema(): literals.add(types.ROOT_LITERAL) predicates.add(types.ROOT_PREDICATE) # add minimally necessary types to the schema + literals.add(types.ROOT_BLOB) literals.add(types.ROOT_NUMBER) literals.add(types.ROOT_TIME) literals.add(types.ROOT_ARRAY) @@ -312,4 +313,8 @@ class Schema(): """Return the Literal matching the *uri*.""" return self._literals[uri] + def predicates_at(self, node: types.Node) -> typing.Iterator[types.Predicate]: + """Return predicates that have domain *node* (or superclass thereof).""" + return iter(pred for pred in self._predicates.values() if node <= pred.domain) + ## EOF ## |