diff options
Diffstat (limited to 'python-packages/order_utils/src/zero_ex/json_schemas/__init__.py')
-rw-r--r-- | python-packages/order_utils/src/zero_ex/json_schemas/__init__.py | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/python-packages/order_utils/src/zero_ex/json_schemas/__init__.py b/python-packages/order_utils/src/zero_ex/json_schemas/__init__.py deleted file mode 100644 index 2a1728b8a..000000000 --- a/python-packages/order_utils/src/zero_ex/json_schemas/__init__.py +++ /dev/null @@ -1,61 +0,0 @@ -"""JSON schemas and associated utilities.""" - -from os import path -import json -from typing import Mapping - -from pkg_resources import resource_string -import jsonschema - - -def assert_valid(data: Mapping, schema_id: str) -> None: - """Validate the given `data` against the specified `schema`. - - :param data: Python dictionary to be validated as a JSON object. - :param schema_id: id property of the JSON schema to validate against. Must - be one of those listed in `the 0x JSON schema files - <https://github.com/0xProject/0x-monorepo/tree/development/packages/json-schemas/schemas>`_. - - Raises an exception if validation fails. - - >>> assert_valid( - ... {'v': 27, 'r': '0x'+'f'*64, 's': '0x'+'f'*64}, - ... '/ECSignature', - ... ) - """ - # noqa - class LocalRefResolver(jsonschema.RefResolver): - """Resolve package-local JSON schema id's.""" - - def __init__(self): - self.ref_to_file = { - "/addressSchema": "address_schema.json", - "/hexSchema": "hex_schema.json", - "/orderSchema": "order_schema.json", - "/wholeNumberSchema": "whole_number_schema.json", - "/ECSignature": "ec_signature_schema.json", - "/ecSignatureParameterSchema": ( - "ec_signature_parameter_schema.json" + "" - ), - } - jsonschema.RefResolver.__init__(self, "", "") - - def resolve_from_url(self, url): - """Resolve the given URL.""" - ref = url.replace("file://", "") - if ref in self.ref_to_file: - return json.loads( - resource_string( - "zero_ex.json_schemas", - f"schemas/{self.ref_to_file[ref]}", - ) - ) - raise jsonschema.ValidationError( - f"Unknown ref '{ref}'. " - + f"Known refs: {list(self.ref_to_file.keys())}." - ) - - resolver = LocalRefResolver() - jsonschema.validate( - data, resolver.resolve_from_url(schema_id), resolver=resolver - ) |