18 lines
342 B
Ruby
18 lines
342 B
Ruby
$ irb
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irb(main):001:0> require './trit'
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=> true
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irb(main):002:0> maybe = MAYBE
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=> maybe
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irb(main):003:0> !true.trit
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=> false
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irb(main):004:0> !maybe.trit
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=> maybe
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irb(main):005:0> maybe.trit & false
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=> false
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irb(main):006:0> maybe.trit | true
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=> true
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irb(main):007:0> false.trit == true
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=> false
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irb(main):008:0> false.trit == maybe
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=> maybe
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