# ------------------------------------------------------------------------------
# CodeHawk C Analyzer
# Author: Henny Sipma
# ------------------------------------------------------------------------------
# The MIT License (MIT)
#
# Copyright (c) 2023-2024 Aarno Labs LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ------------------------------------------------------------------------------
import xml.etree.ElementTree as ET
from typing import cast, Callable, Dict, List, Tuple, Type, TypeVar, TYPE_CHECKING
import chc.util.fileutil as UF
import chc.util.IndexedTable as IT
if TYPE_CHECKING:
from chc.app.CFile import CFile
from chc.app.CFileDeclarations import CFileDeclarations
from chc.app.CFileDictionary import CFileDictionary
from chc.app.CFileAssignmentDictionary import CFileAssignmentDictionary
[docs]class AssignDictionaryRecord(IT.IndexedTableValue):
"""Base class for all objects kept in the CFileAssignmentDictionary."""
def __init__(
self,
ad: "CFileAssignmentDictionary",
ixval: IT.IndexedTableValue) -> None:
IT.IndexedTableValue.__init__(self, ixval.index, ixval.tags, ixval.args)
self._ad = ad
@property
def ad(self) -> "CFileAssignmentDictionary":
return self._ad
@property
def cfile(self) -> "CFile":
return self.ad.cfile
@property
def cd(self) -> "CFileDictionary":
return self.cfile.dictionary
@property
def cdecls(self) -> "CFileDeclarations":
return self.cfile.declarations
ADiR = TypeVar("ADiR", bound=AssignDictionaryRecord, covariant=True)
[docs]class AssignDictionaryRegistry:
def __init__(self) -> None:
self.register: Dict[Tuple[type, str], Type[AssignDictionaryRecord]] = {}
[docs] def register_tag(self, tag: str, anchor: type) -> Callable[[type], type]:
def handler(t: type) -> type:
self.register[(anchor, tag)] = t
return t
return handler
[docs] def mk_instance(
self,
ad: "CFileAssignmentDictionary",
ixval: IT.IndexedTableValue,
anchor: Type[ADiR]) -> ADiR:
tag = ixval.tags[0]
if (anchor, tag) not in self.register:
raise UF.CHCError("Unknown assign dictionary type: " + tag)
instance = self.register[(anchor, tag)](ad, ixval)
return cast(ADiR, instance)
adregistry: AssignDictionaryRegistry = AssignDictionaryRegistry()