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# Authors: #
# Patrick Lehmann #
# #
# License: #
# ==================================================================================================================== #
# Copyright 2017-2023 Patrick Lehmann - Boetzingen, Germany #
# Copyright 2016-2017 Patrick Lehmann - Dresden, Germany #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
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# http://www.apache.org/licenses/LICENSE-2.0 #
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# limitations under the License. #
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# SPDX-License-Identifier: Apache-2.0 #
# ==================================================================================================================== #
#
"""
This module contains parts of an abstract document language model for VHDL.
Interface items are used in generic, port and parameter declarations.
"""
from typing import Iterable
from pyTooling.Decorators import export
from pyTooling.MetaClasses import ExtendedType
from pyVHDLModel.Symbol import Symbol
from pyVHDLModel.Base import DocumentedEntityMixin, ExpressionUnion, Mode
from pyVHDLModel.Object import Constant, Signal, Variable, File
from pyVHDLModel.Subprogram import Procedure, Function
from pyVHDLModel.Type import Type
[docs]
@export
class InterfaceItemMixin(DocumentedEntityMixin, mixin=True):
"""An ``InterfaceItem`` is a base-class for all mixin-classes for all interface items."""
[docs]
def __init__(self, documentation: str = None):
super().__init__(documentation)
[docs]
@export
class InterfaceItemWithModeMixin(metaclass=ExtendedType, mixin=True):
"""An ``InterfaceItemWithMode`` is a mixin-class to provide a ``Mode`` to interface items."""
_mode: Mode
[docs]
def __init__(self, mode: Mode):
self._mode = mode
@property
def Mode(self) -> Mode:
return self._mode
[docs]
@export
class GenericInterfaceItemMixin(InterfaceItemMixin, mixin=True):
"""A ``GenericInterfaceItem`` is a mixin class for all generic interface items."""
[docs]
@export
class PortInterfaceItemMixin(InterfaceItemMixin, InterfaceItemWithModeMixin, mixin=True):
"""A ``PortInterfaceItem`` is a mixin class for all port interface items."""
[docs]
def __init__(self, mode: Mode):
super().__init__()
InterfaceItemWithModeMixin.__init__(self, mode)
[docs]
@export
class ParameterInterfaceItemMixin(InterfaceItemMixin, mixin=True):
"""A ``ParameterInterfaceItem`` is a mixin class for all parameter interface items."""
[docs]
@export
class GenericConstantInterfaceItem(Constant, GenericInterfaceItemMixin, InterfaceItemWithModeMixin):
[docs]
def __init__(self, identifiers: Iterable[str], mode: Mode, subtype: Symbol, defaultExpression: ExpressionUnion = None, documentation: str = None):
super().__init__(identifiers, subtype, defaultExpression, documentation)
GenericInterfaceItemMixin.__init__(self)
InterfaceItemWithModeMixin.__init__(self, mode)
[docs]
@export
class GenericTypeInterfaceItem(Type, GenericInterfaceItemMixin):
[docs]
def __init__(self, identifier: str, documentation: str = None):
super().__init__(identifier, documentation)
GenericInterfaceItemMixin.__init__(self)
[docs]
@export
class GenericSubprogramInterfaceItem(GenericInterfaceItemMixin):
pass
[docs]
@export
class GenericProcedureInterfaceItem(Procedure, GenericInterfaceItemMixin):
[docs]
def __init__(self, identifier: str, documentation: str = None):
super().__init__(identifier, documentation)
GenericInterfaceItemMixin.__init__(self)
[docs]
@export
class GenericFunctionInterfaceItem(Function, GenericInterfaceItemMixin):
[docs]
def __init__(self, identifier: str, documentation: str = None):
super().__init__(identifier, documentation)
GenericInterfaceItemMixin.__init__(self)
[docs]
@export
class GenericPackageInterfaceItem(GenericInterfaceItemMixin):
[docs]
def __init__(self, identifier: str, documentation: str = None):
# super().__init__(identifier, documentation)
GenericInterfaceItemMixin.__init__(self)
[docs]
@export
class PortSignalInterfaceItem(Signal, PortInterfaceItemMixin):
[docs]
def __init__(self, identifiers: Iterable[str], mode: Mode, subtype: Symbol, defaultExpression: ExpressionUnion = None, documentation: str = None):
super().__init__(identifiers, subtype, defaultExpression, documentation)
PortInterfaceItemMixin.__init__(self, mode)
[docs]
@export
class ParameterConstantInterfaceItem(Constant, ParameterInterfaceItemMixin, InterfaceItemWithModeMixin):
[docs]
def __init__(self, identifiers: Iterable[str], mode: Mode, subtype: Symbol, defaultExpression: ExpressionUnion = None, documentation: str = None):
super().__init__(identifiers, subtype, defaultExpression, documentation)
ParameterInterfaceItemMixin.__init__(self)
InterfaceItemWithModeMixin.__init__(self, mode)
[docs]
@export
class ParameterVariableInterfaceItem(Variable, ParameterInterfaceItemMixin, InterfaceItemWithModeMixin):
[docs]
def __init__(self, identifiers: Iterable[str], mode: Mode, subtype: Symbol, defaultExpression: ExpressionUnion = None, documentation: str = None):
super().__init__(identifiers, subtype, defaultExpression, documentation)
ParameterInterfaceItemMixin.__init__(self)
InterfaceItemWithModeMixin.__init__(self, mode)
[docs]
@export
class ParameterSignalInterfaceItem(Signal, ParameterInterfaceItemMixin, InterfaceItemWithModeMixin):
[docs]
def __init__(self, identifiers: Iterable[str], mode: Mode, subtype: Symbol, defaultExpression: ExpressionUnion = None, documentation: str = None):
super().__init__(identifiers, subtype, defaultExpression, documentation)
ParameterInterfaceItemMixin.__init__(self)
InterfaceItemWithModeMixin.__init__(self, mode)
[docs]
@export
class ParameterFileInterfaceItem(File, ParameterInterfaceItemMixin):
[docs]
def __init__(self, identifiers: Iterable[str], subtype: Symbol, documentation: str = None):
super().__init__(identifiers, subtype, documentation)
ParameterInterfaceItemMixin.__init__(self)