opensteno_qmk/lib/python/qmk/json_schema.py
2021-03-27 08:55:47 -07:00

68 lines
1.8 KiB
Python

"""Functions that help us generate and use info.json files.
"""
import json
from collections.abc import Mapping
from pathlib import Path
import hjson
import jsonschema
from milc import cli
def json_load(json_file):
"""Load a json file from disk.
Note: file must be a Path object.
"""
try:
return hjson.load(json_file.open(encoding='utf-8'))
except json.decoder.JSONDecodeError as e:
cli.log.error('Invalid JSON encountered attempting to load {fg_cyan}%s{fg_reset}:\n\t{fg_red}%s', json_file, e)
exit(1)
def load_jsonschema(schema_name):
"""Read a jsonschema file from disk.
FIXME(skullydazed/anyone): Refactor to make this a public function.
"""
schema_path = Path(f'data/schemas/{schema_name}.jsonschema')
if not schema_path.exists():
schema_path = Path('data/schemas/false.jsonschema')
return json_load(schema_path)
def keyboard_validate(data):
"""Validates data against the keyboard jsonschema.
"""
schema = load_jsonschema('keyboard')
validator = jsonschema.Draft7Validator(schema).validate
return validator(data)
def keyboard_api_validate(data):
"""Validates data against the api_keyboard jsonschema.
"""
base = load_jsonschema('keyboard')
relative = load_jsonschema('api_keyboard')
resolver = jsonschema.RefResolver.from_schema(base)
validator = jsonschema.Draft7Validator(relative, resolver=resolver).validate
return validator(data)
def deep_update(origdict, newdict):
"""Update a dictionary in place, recursing to do a deep copy.
"""
for key, value in newdict.items():
if isinstance(value, Mapping):
origdict[key] = deep_update(origdict.get(key, {}), value)
else:
origdict[key] = value
return origdict