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Avoid exponential recursion while finding variable references in scopes (#203)

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* Avoid exponential recursion while finding variable references in scopes

* Adjust source example in test
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Vitalii Elenhaupt 2021-01-31 16:40:44 +02:00 • committed by GitHub
parent d28f9f756e
commit 51b0a07e81
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5 changed files with 109 additions and 5 deletions
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42
spec/ameba/rule/lint/useless_assign_spec.cr
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@ -1006,6 +1006,48 @@ module Ameba::Rule::Lint
end
end
it "does not report if variable is referenced and there is a deep level scope" do
s = Source.new %(
response = JSON.build do |json|
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
json.object do
anything
end
end
end
end
end
end
end
end
end
end
end
end
end
end
end
end
response = JSON.parse(response)
response
)
subject.catch(s).should be_valid
end
context "uninitialized" do
it "reports if uninitialized assignment is not referenced at a top level" do
s = Source.new %(