def from_json(cls, json_value: str) -> Operation:
op_str, scope_str, name, value = json.loads(json_value)
return Operation(
opcode=OpCode(op_str),
scope=qltypes.ConfigScope(scope_str),
setting_name=name,
value=value,
)
def from_json(spec: spec.Spec, js: str) -> SettingsMap:
base: SettingsMap = immutables.Map()
with base.mutate() as mm:
dct = json.loads(js)
if not isinstance(dct, dict):
raise errors.ConfigurationError(
'invalid JSON: top-level dict was expected')
for key, value in dct.items():
setting = spec.get(key)
if setting is None:
raise errors.ConfigurationError(
f'invalid JSON: unknown setting name {key!r}')
mm[key] = SettingValue(
name=key,
value=value_from_json_value(setting, value['value']),
source=value['source'],
scope=qltypes.ConfigScope(value['scope']),
)
return mm.finish()