Dan Anglin
98a7533de8
- Move the custom exceptions to errors.py - Created enums to label the cell walls. Replaces the constants defined in the Cell class.
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
class CellInvalidWallError(Exception):
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"""
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CellInvalidWallError is raised when the program tries to specify a Cell's
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Wall that does not exist.
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"""
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def __init__(self, wall: int, *args):
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super().__init__(args)
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self.wall = wall
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def __str__(self):
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return f"Invalid Cell Wall (wall int: {self.wall}) specified."
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class CellInvalidError(Exception):
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"""
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CellInvalidError is raised when the program tries to create a Cell whose
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values are invalid. The values are invalid when x2 is smaller than x1
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and/or y2 is smaller than y1. When creating a Cell the x and y values
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should always represent the top left and the bottom right corners of
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the cell (i.e. x1 < x2 and y1 < y2).
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"""
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def __init__(self, x1: int, y1: int, x2: int, y2: int, *args):
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super().__init__(args)
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self.x1 = x1
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self.x2 = x2
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self.y1 = y1
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self.y2 = y2
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def __str__(self):
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return f"Invalid Cell values received. Please ensure that both: x1 ({self.x1}) < x2 ({self.x2}), and y1 ({self.y1}) < y2 ({self.y2})"
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class CellTooSmallError(Exception):
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"""
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CellTooSmallError is raised when the program tries to create a Cell
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which is too small to correctly draw it's central point.
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"""
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def __init__(self, size_type: str, size: int, *args):
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super().__init__(args)
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self.size_type = size_type
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self.size = size
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def __str__(self):
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return f"The {self.size_type} size of the cell ({self.size}) is too small."
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