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require_relative '../../spec_helper'
describe "Proc as a block pass argument" do
def revivify(&b)
b
end
it "remains the same object if re-vivified by the target method" do
p = Proc.new {}
p2 = revivify(&p)
p.should equal p2
p.should == p2
end
it "remains the same object if reconstructed with Proc.new" do
p = Proc.new {}
p2 = Proc.new(&p)
p.should equal p2
p.should == p2
end
end
ruby_version_is ""..."2.8" do
describe "Proc as an implicit block pass argument" do
def revivify
Proc.new
end
it "remains the same object if re-vivified by the target method" do
warning = ruby_version_is("2.7") {/tried to create Proc object without a block/}
p = Proc.new {}
p2 = nil
-> {p2 = revivify(&p)}.should complain(warning)
p.should equal p2
p.should == p2
end
it "remains the same object if reconstructed with Proc.new" do
p = Proc.new {}
p2 = Proc.new(&p)
p.should equal p2
p.should == p2
end
end
end
|
