class J8::Predicate
Public Class Methods
equal?(target)
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# File lib/j8/predicate.rb, line 7 def self.equal?(target) J8::Predicate.new(->(o) { o == target }) end
Public Instance Methods
and(other = nil, &block)
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# File lib/j8/predicate.rb, line 19 def and(other = nil, &block) callable = from_callable(other, block) J8::Predicate.new(->(o) { test(o) && callable.test(o) }) end
negate()
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# File lib/j8/predicate.rb, line 15 def negate J8::Predicate.new(->(o) { !test(o) }) end
or(other = nil, &block)
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# File lib/j8/predicate.rb, line 25 def or(other = nil, &block) callable = from_callable(other, block) J8::Predicate.new(->(o) { test(o) || callable.test(o) }) end
test(o)
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# File lib/j8/predicate.rb, line 11 def test(o) @callable.call(o) end