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22 lines
672 B
Plaintext
22 lines
672 B
Plaintext
-- dependencies:
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--
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-- test
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-- |_______
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-- | |
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-- foo bar
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-- | |_____
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-- | | |
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-- baz baz (quux for bar >= 0.3)
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--
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-- We can't use the latest foo, because we have a <= 0.2.0 restriction.
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-- We also can't use foo-0.1.0, because it transitively depends on baz < 0.1.0,
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-- which is not installed. So foo-0.2.0 it is.
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--
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-- foo-0.2.0 requires baz >= 0.2.0, but baz-0.3.0 requires quux, which is
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-- not installed. So baz-0.2.0 it is. So, we can't use bar-0.1.1,
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-- which requires baz < 0.2.0. Hence, bar-0.1.0 it is, but this
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-- requires prz, which is not installed. And so this fails.
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package test
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depends = foo <= 0.2.0
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, bar >= 0.1.0
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