53 lines
685 B
Text
53 lines
685 B
Text
prelude namespace foo
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constant A : Type.{1}
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constant a : A
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constant x : A
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constant c : A
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end foo
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section
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open foo (renaming a->b x->y) (hiding c)
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check b
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check y
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check c -- Error
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end
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section
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open foo (a x)
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check a
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check x
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check c -- Error
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end
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section
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open foo (a x) (hiding c) -- Error
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end
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section
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open foo
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check a
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check c
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check A
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end
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namespace foo
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constant f : A → A → A
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infix `*`:75 := f
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end foo
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section
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open foo
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check a * c
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end
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section
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open [notations] foo -- use only the notation
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check foo.a * foo.c
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check a * c -- Error
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end
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section
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open [decls] foo -- use only the declarations
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check f a c
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check a*c -- Error
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end
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