<BUG>import jetbrains.mps.newTypesystem.rules.LanguageScope;import jetbrains.mps.newTypesystem.rules.LanguageScopeFactory;</BUG><CONTEXT>import jetbrains.mps.errors.SimpleErrorReporter;import jetbrains.mps.errors.messageTargets.MessageTarget;import jetbrains.mps.newTypesystem.operation.AbstractOperation;import jetbrains.mps.newTypesystem.operation.TraceMessageOperation;import jetbrains.mps.newTypesystem.operation.TraceWarningOperation;<extra_id_0>import jetbrains.mps.newTypesystem.state.State;import jetbrains.mps.newTypesystem.state.blocks.MultipleWhenConcreteBlock;import jetbrains.mps.newTypesystem.state.blocks.WhenConcreteBlock;</CONTEXT>
import jetbrains.mps.newTypesystem.rules.LanguageScopeExecutor;import jetbrains.mps.newTypesystem.rules.LanguageScopeFactory;