← Back
Editing: _legacy_keywords.py
from referencing.jsonschema import lookup_recursive_ref from jsonschema import _utils from jsonschema.exceptions import ValidationError def ignore_ref_siblings(schema): """ Ignore siblings of ``$ref`` if it is present. Otherwise, return all keywords. Suitable for use with `create`'s ``applicable_validators`` argument. """ ref = schema.get("$ref") if ref is not None: return [("$ref", ref)] else: return schema.items() def dependencies_draft3(validator, dependencies, instance, schema): if not validator.is_type(instance, "object"): return for property, dependency in dependencies.items(): if property not in instance: continue if validator.is_type(dependency, "object"): yield from validator.descend( instance, dependency, schema_path=property, ) elif validator.is_type(dependency, "string"): if dependency not in instance: message = f"{dependency!r} is a dependency of {property!r}" yield ValidationError(message) else: for each in dependency: if each not in instance: message = f"{each!r} is a dependency of {property!r}" yield ValidationError(message) def dependencies_draft4_draft6_draft7( validator, dependencies, instance, schema, ): """ Support for the ``dependencies`` keyword from pre-draft 2019-09. In later drafts, the keyword was split into separate ``dependentRequired`` and ``dependentSchemas`` validators. """ if not validator.is_type(instance, "object"): return for property, dependency in dependencies.items(): if property not in instance: continue if validator.is_type(dependency, "array"): for each in dependency: if each not in instance: message = f"{each!r} is a dependency of {property!r}" yield ValidationError(message) else: yield from validator.descend( instance, dependency, schema_path=property, ) def disallow_draft3(validator, disallow, instance, schema): for disallowed in _utils.ensure_list(disallow): if validator.evolve(schema={"type": [disallowed]}).is_valid(instance): message = f"{disallowed!r} is disallowed for {instance!r}" yield ValidationError(message) def extends_draft3(validator, extends, instance, schema): if validator.is_type(extends, "object"): yield from validator.descend(instance, extends) return for index, subschema in enumerate(extends): yield from validator.descend(instance, subschema, schema_path=index) def items_draft3_draft4(validator, items, instance, schema): if not validator.is_type(instance, "array"): return if validator.is_type(items, "object"): for index, item in enumerate(instance): yield from validator.descend(item, items, path=index) else: for (index, item), subschema in zip(enumerate(instance), items): yield from validator.descend( item, subschema, path=index, schema_path=index, ) def items_draft6_draft7_draft201909(validator, items, instance, schema): if not validator.is_type(instance, "array"): return if validator.is_type(items, "array"): for (index, item), subschema in zip(enumerate(instance), items): yield from validator.descend( item, subschema, path=index, schema_path=index, ) else: for index, item in enumerate(instance): yield from validator.descend(item, items, path=index) def minimum_draft3_draft4(validator, minimum, instance, schema): if not validator.is_type(instance, "number"): return if schema.get("exclusiveMinimum", False): failed = instance <= minimum cmp = "less than or equal to" else: failed = instance < minimum cmp = "less than" if failed: message = f"{instance!r} is {cmp} the minimum of {minimum!r}" yield ValidationError(message) def maximum_draft3_draft4(validator, maximum, instance, schema): if not validator.is_type(instance, "number"): return if schema.get("exclusiveMaximum", False): failed = instance >= maximum cmp = "greater than or equal to" else: failed = instance > maximum cmp = "greater than" if failed: message = f"{instance!r} is {cmp} the maximum of {maximum!r}" yield ValidationError(message) def properties_draft3(validator, properties, instance, schema): if not validator.is_type(instance, "object"): return for property, subschema in properties.items(): if property in instance: yield from validator.descend( instance[property], subschema, path=property, schema_path=property, ) elif subschema.get("required", False): error = ValidationError(f"{property!r} is a required property") error._set( validator="required", validator_value=subschema["required"], instance=instance, schema=schema, ) error.path.appendleft(property) error.schema_path.extend([property, "required"]) yield error def type_draft3(validator, types, instance, schema): types = _utils.ensure_list(types) all_errors = [] for index, type in enumerate(types): if validator.is_type(type, "object"): errors = list(validator.descend(instance, type, schema_path=index)) if not errors: return all_errors.extend(errors) else: if validator.is_type(instance, type): return else: reprs = [] for type in types: try: reprs.append(repr(type["name"])) except Exception: reprs.append(repr(type)) yield ValidationError( f"{instance!r} is not of type {', '.join(reprs)}", context=all_errors, ) def contains_draft6_draft7(validator, contains, instance, schema): if not validator.is_type(instance, "array"): return if not any( validator.evolve(schema=contains).is_valid(element) for element in instance ): yield ValidationError( f"None of {instance!r} are valid under the given schema", ) def recursiveRef(validator, recursiveRef, instance, schema): resolved = lookup_recursive_ref(validator._resolver) yield from validator.descend( instance, resolved.contents, resolver=resolved.resolver, ) def find_evaluated_item_indexes_by_schema(validator, instance, schema): """ Get all indexes of items that get evaluated under the current schema. Covers all keywords related to unevaluatedItems: items, prefixItems, if, then, else, contains, unevaluatedItems, allOf, oneOf, anyOf """ if validator.is_type(schema, "boolean"): return [] evaluated_indexes = [] if "$ref" in schema: resolved = validator._resolver.lookup(schema["$ref"]) evaluated_indexes.extend( find_evaluated_item_indexes_by_schema( validator.evolve( schema=resolved.contents, _resolver=resolved.resolver, ), instance, resolved.contents, ), ) if "items" in schema: if "additionalItems" in schema: return list(range(0, len(instance))) if validator.is_type(schema["items"], "object"): return list(range(0, len(instance))) evaluated_indexes += list(range(0, len(schema["items"]))) if "if" in schema: if validator.evolve(schema=schema["if"]).is_valid(instance): evaluated_indexes += find_evaluated_item_indexes_by_schema( validator, instance, schema["if"], ) if "then" in schema: evaluated_indexes += find_evaluated_item_indexes_by_schema( validator, instance, schema["then"], ) else: if "else" in schema: evaluated_indexes += find_evaluated_item_indexes_by_schema( validator, instance, schema["else"], ) for keyword in ["contains", "unevaluatedItems"]: if keyword in schema: for k, v in enumerate(instance): if validator.evolve(schema=schema[keyword]).is_valid(v): evaluated_indexes.append(k) for keyword in ["allOf", "oneOf", "anyOf"]: if keyword in schema: for subschema in schema[keyword]: errs = next(validator.descend(instance, subschema), None) if errs is None: evaluated_indexes += find_evaluated_item_indexes_by_schema( validator, instance, subschema, ) return evaluated_indexes def unevaluatedItems_draft2019(validator, unevaluatedItems, instance, schema): if not validator.is_type(instance, "array"): return evaluated_item_indexes = find_evaluated_item_indexes_by_schema( validator, instance, schema, ) unevaluated_items = [ item for index, item in enumerate(instance) if index not in evaluated_item_indexes ] if unevaluated_items: error = "Unevaluated items are not allowed (%s %s unexpected)" yield ValidationError(error % _utils.extras_msg(unevaluated_items))
Save File
Cancel