97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
from ytdl_sub.script.types.resolvable import AnyArgument
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from ytdl_sub.script.types.resolvable import Boolean
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from ytdl_sub.script.types.resolvable import String
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# pylint: disable=invalid-name
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class BooleanFunctions:
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"""
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Comparison functions that output Booleans.
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"""
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@staticmethod
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def bool(value: AnyArgument) -> Boolean:
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"""
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Cast any type to a Boolean.
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"""
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return Boolean(bool(value.value))
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@staticmethod
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def eq(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``==`` operator. Returns True if left == right. False otherwise.
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"""
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return Boolean(left.value == right.value)
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@staticmethod
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def ne(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``!=`` operator. Returns True if left != right. False otherwise.
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"""
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return Boolean(left.value != right.value)
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@staticmethod
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def lt(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``<`` operator. Returns True if left < right. False otherwise.
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"""
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return Boolean(left.value < right.value)
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@staticmethod
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def lte(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``<=`` operator. Returns True if left <= right. False otherwise.
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"""
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return Boolean(left.value <= right.value)
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@staticmethod
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def gt(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``>`` operator. Returns True if left > right. False otherwise.
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"""
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return Boolean(left.value > right.value)
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@staticmethod
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def gte(left: AnyArgument, right: AnyArgument) -> Boolean:
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"""
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``>=`` operator. Returns True if left >= right. False otherwise.
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"""
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return Boolean(left.value >= right.value)
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@staticmethod
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def and_(*values: AnyArgument) -> Boolean:
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"""
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``and`` operator. Returns True if all values evaluate to True. False otherwise.
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"""
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return Boolean(all(bool(val.value) for val in values))
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@staticmethod
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def or_(*values: AnyArgument) -> Boolean:
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"""
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``or`` operator. Returns True if any value evaluates to True. False otherwise.
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"""
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return Boolean(any(bool(val.value) for val in values))
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@staticmethod
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def xor(*values: AnyArgument) -> Boolean:
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"""
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``^`` operator. Returns True if exactly one value is set to True. False otherwise.
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"""
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bit_array = [bool(val.value) for val in values]
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return Boolean(sum(bit_array) == 1)
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@staticmethod
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def not_(value: Boolean) -> Boolean:
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"""
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``not`` operator. Returns the opposite of value.
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"""
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return Boolean(not value.value)
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@staticmethod
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def is_null(value: AnyArgument) -> Boolean:
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"""
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Returns True if a value is null (i.e. an empty string). False otherwise.
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"""
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return Boolean(isinstance(value, String) and value.value == "")
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