26 lines
740 B
Python
26 lines
740 B
Python
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from helper import *
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from type_def import *
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import copy
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def class_fixup(c: ClassType):
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if c.checking:
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raise CustomError(f'Circular inheritance detected')
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if c.checked:
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return
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c.checking = True
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for p in c.parents:
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class_fixup(p)
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for m in p.methods:
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if m in c.methods:
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old = p.methods[m]
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new = c.methods[m]
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if old[0] != new[0] or old[1] != new[1]:
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# actually, we should check for equality *modulo variable renaming*
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raise CustomError(f'incorrect method signature for {m} in {c.name}')
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else:
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c.methods[m] = p.methods[m]
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c.checking = False
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c.checked = True
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