formula_auditor: check livecheck throttle

Signed-off-by: Michael Cho <michael@michaelcho.dev>

Library/Homebrew/formula_auditor.rb

@@ -738,7 +738,7 @@ module Homebrew
       stable_url_minor_version = stable_url_version.minor.to_i
 
       formula_suffix = stable.version.patch.to_i
-      throttled_rate = formula.tap&.audit_exception(:throttled_formulae, formula.name)
+      throttled_rate = formula.livecheck.throttle
       if throttled_rate && formula_suffix.modulo(throttled_rate).nonzero?
         problem "should only be updated every #{throttled_rate} releases on multiples of #{throttled_rate}"
       end

Library/Homebrew/test/formula_auditor_spec.rb

@@ -657,7 +657,7 @@ RSpec.describe Homebrew::FormulaAuditor do
   end
 
   describe "#audit_specs" do
-    let(:throttle_list) { { throttled_formulae: { "foo" => 10 } } }
+    let(:livecheck_throttle) { "livecheck do\n    throttle 10\n  end" }
     let(:versioned_head_spec_list) { { versioned_head_spec_allowlist: ["foo"] } }
 
     it "doesn't allow to miss a checksum" do
@@ -696,7 +696,7 @@ RSpec.describe Homebrew::FormulaAuditor do
     end
 
     it "allows versions with no throttle rate" do
-      fa = formula_auditor "bar", <<~RUBY, core_tap: true, tap_audit_exceptions: throttle_list
+      fa = formula_auditor "bar", <<~RUBY, core_tap: true
         class Bar < Formula
           url "https://brew.sh/foo-1.0.1.tgz"
           sha256 "31cccfc6630528db1c8e3a06f6decf2a370060b982841cfab2b8677400a5092e"
@@ -708,10 +708,11 @@ RSpec.describe Homebrew::FormulaAuditor do
     end
 
     it "allows major/minor versions with throttle rate" do
-      fa = formula_auditor "foo", <<~RUBY, core_tap: true, tap_audit_exceptions: throttle_list
+      fa = formula_auditor "foo", <<~RUBY, core_tap: true
         class Foo < Formula
           url "https://brew.sh/foo-1.0.0.tgz"
           sha256 "31cccfc6630528db1c8e3a06f6decf2a370060b982841cfab2b8677400a5092e"
+          #{livecheck_throttle}
         end
       RUBY
 
@@ -720,10 +721,11 @@ RSpec.describe Homebrew::FormulaAuditor do
     end
 
     it "allows patch versions to be multiples of the throttle rate" do
-      fa = formula_auditor "foo", <<~RUBY, core_tap: true, tap_audit_exceptions: throttle_list
+      fa = formula_auditor "foo", <<~RUBY, core_tap: true
         class Foo < Formula
           url "https://brew.sh/foo-1.0.10.tgz"
           sha256 "31cccfc6630528db1c8e3a06f6decf2a370060b982841cfab2b8677400a5092e"
+          #{livecheck_throttle}
         end
       RUBY
 
@@ -732,10 +734,11 @@ RSpec.describe Homebrew::FormulaAuditor do
     end
 
     it "doesn't allow patch versions that aren't multiples of the throttle rate" do
-      fa = formula_auditor "foo", <<~RUBY, core_tap: true, tap_audit_exceptions: throttle_list
+      fa = formula_auditor "foo", <<~RUBY, core_tap: true
         class Foo < Formula
           url "https://brew.sh/foo-1.0.1.tgz"
           sha256 "31cccfc6630528db1c8e3a06f6decf2a370060b982841cfab2b8677400a5092e"
+          #{livecheck_throttle}
         end
       RUBY