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from typing import Union |
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from sdoc.sdoc1.data_type.ArrayDataType import ArrayDataType |
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from sdoc.sdoc1.data_type.DataType import DataType |
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from sdoc.sdoc1.data_type.StringDataType import StringDataType |
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View Code Duplication |
class IdentifierDataType(DataType): |
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""" |
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Class for identifiers. |
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""" |
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# ------------------------------------------------------------------------------------------------------------------ |
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def __init__(self, scope: ArrayDataType, name: Union[int, str]): |
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""" |
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Object constructor. |
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:param ArrayDataType scope: The scope of the identifier. |
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:param int|str name: The name of the identifier. |
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""" |
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self._scope: ArrayDataType = scope |
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""" |
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The scope of this identifier. |
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""" |
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self._name: Union[int, str] = name |
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""" |
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The name of this identifier. |
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""" |
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# ------------------------------------------------------------------------------------------------------------------ |
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def debug(self, indent: int = 0) -> str: |
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""" |
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Returns a string for debugging. |
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:param int indent: Unused. |
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""" |
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if not self._scope.has_element(self._name): |
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return "'{0!s}' = {1!s}".format(self._name, 'UNDEFINED') |
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# Setting first indentation. |
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first_indent = len("{0!s} = ".format(self._name)) |
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return "{0!s} = {1!s}".format(self._name, self._scope.get_reference(self._name).debug(first_indent)) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def dereference(self) -> DataType: |
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""" |
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Returns a clone of the referenced data type. |
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""" |
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return self._scope.get_reference(self._name).dereference() |
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# ------------------------------------------------------------------------------------------------------------------ |
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def get_value(self) -> Union[int, str]: |
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""" |
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Returns the underling value of this data type. |
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""" |
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return self._scope.get_reference(self._name).get_value() |
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# ------------------------------------------------------------------------------------------------------------------ |
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def get_name(self) -> Union[int, str]: |
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""" |
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Returns the name of this identifier. |
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""" |
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return self._name |
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# ------------------------------------------------------------------------------------------------------------------ |
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def get_type_id(self) -> int: |
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""" |
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Returns the ID of this data type. |
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:rtype: int |
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""" |
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return self._scope.get_reference(self._name).get_type_id() |
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# ------------------------------------------------------------------------------------------------------------------ |
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def is_constant(self) -> bool: |
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""" |
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Returns False always. |
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""" |
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return False |
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# ------------------------------------------------------------------------------------------------------------------ |
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def is_defined(self) -> bool: |
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""" |
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Returns True if the reference is defined, i.e. if the element exists in the underling array. Returns False |
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otherwise. |
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""" |
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return self._scope.has_element(self._name) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def is_scalar(self) -> bool: |
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""" |
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Returns True if this data type is a scalar. Returns False otherwise. |
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""" |
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return bool(self._scope.get_reference(self._name).get_value()) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def is_true(self) -> bool: |
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""" |
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Returns True if this data type evaluates to True. Returns False otherwise. |
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""" |
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return bool(self._scope.get_reference(self._name).get_value()) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def get_array_element(self, key: DataType) -> DataType: |
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""" |
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Sets the value for this identifier as an array element. |
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:param DataType key: The key. |
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""" |
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tmp = self._scope.get_array(self._name) |
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return IdentifierDataType(tmp, key.get_value()) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def set_value(self, value: DataType) -> DataType: |
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""" |
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Sets the value for this identifier. |
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:param DataType value: The value. |
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""" |
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return self._scope.add_element(StringDataType(self._name), value) |
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# ---------------------------------------------------------------------------------------------------------------------- |
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