Runtime assertions for Ruby
literal.fun
ruby
Flatten constraints (#287)
When a constraint has only one argument, it can be flattened to that argument.
authored by
Joel Drapper
and committed by
GitHub
1f2d3018
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lib/literal/types.rb
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lib/literal/types.rb
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# ```ruby
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# _Constraint(Array, size: 1..3)
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# ```
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def _Constraint(...)
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ConstraintType.new(...)
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def _Constraint(*a, **k)
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if a.length == 1 && k.length == 0
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a[0]
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else
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ConstraintType.new(*a, **k)
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end
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end
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# Nilable version of `_Constraint`
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test/types.test.rb
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test/types.test.rb
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refute _Constraint(Array, size: 1..2) >= _Constraint(Array, size: 1..3)
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refute _Constraint(String, size: 4) >= _Constraint(String, size: 1)
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assert _Constraint(Enumerable) >= _Frozen(Array)
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assert _Constraint(Array) >= _Frozen(Array)
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assert _Constraint(Array) >= _Constraint(Array, Enumerable)
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end
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test "_Date" do