typeof_GetAccessor_InferenceRule.java

package jetbrains.mps.baseLanguage.typesystem;

/*Generated by MPS */

import jetbrains.mps.lang.typesystem.runtime.AbstractInferenceRule_Runtime;
import jetbrains.mps.lang.typesystem.runtime.InferenceRule_Runtime;
import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.typesystem.inference.TypeCheckingContext;
import jetbrains.mps.lang.typesystem.runtime.IsApplicableStatus;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SLinkOperations;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.errors.messageTargets.MessageTarget;
import jetbrains.mps.errors.messageTargets.NodeMessageTarget;
import jetbrains.mps.errors.IErrorReporter;
import jetbrains.mps.baseLanguage.behavior.IMethodLike__BehaviorDescriptor;
import jetbrains.mps.internal.collections.runtime.Sequence;
import jetbrains.mps.typesystem.inference.EquationInfo;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations;
import org.jetbrains.mps.openapi.language.SAbstractConcept;

public class typeof_GetAccessor_InferenceRule extends AbstractInferenceRule_Runtime implements InferenceRule_Runtime {
  public typeof_GetAccessor_InferenceRule() {
  }
  public void applyRule(final SNode getAccessor, final TypeCheckingContext typeCheckingContext, IsApplicableStatus status) {
    if (ListSequence.fromList(SLinkOperations.getChildren(SLinkOperations.getTarget(getAccessor, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x117b9245fc5L, 0x11800267618L, "statementList")), MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b200L, 0xf8cc6bf961L, "statement"))).isEmpty()) {
      {
        MessageTarget errorTarget = new NodeMessageTarget();
        IErrorReporter _reporter_2309309498 = typeCheckingContext.reportTypeError(getAccessor, "No return value from the property getter", "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203929984146", null, errorTarget);
      }
    }

    Iterable<SNode> returnStatements = RulesFunctions_BaseLanguage.collectReturnStatements(SLinkOperations.getTarget(getAccessor, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x117b9245fc5L, 0x11800267618L, "statementList")));
    SNode expectedRetType = IMethodLike__BehaviorDescriptor.getExpectedRetType_idi2fhBNC.invoke(getAccessor);

    // should return subtypes of the 'expected type' 
    for (SNode returnStatement : Sequence.fromIterable(returnStatements)) {
      if ((SLinkOperations.getTarget(returnStatement, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc67c7feL, 0xf8cc6bf96cL, "expression")) == null)) {
        {
          MessageTarget errorTarget = new NodeMessageTarget();
          IErrorReporter _reporter_2309309498 = typeCheckingContext.reportTypeError(returnStatement, "should return value", "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203933582350", null, errorTarget);
        }
      } else {
        SNode returnType = typeCheckingContext.typeOf(SLinkOperations.getTarget(returnStatement, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc67c7feL, 0xf8cc6bf96cL, "expression")), "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203933582363", true);
        if (!(typeCheckingContext.isSingleTypeComputation())) {
          {
            SNode _nodeToCheck_1029348928467 = SLinkOperations.getTarget(returnStatement, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc67c7feL, 0xf8cc6bf96cL, "expression"));
            EquationInfo _info_12389875345 = new EquationInfo(_nodeToCheck_1029348928467, "" + expectedRetType + " is expected", "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203933582367", 0, null);
            typeCheckingContext.createLessThanInequality((SNode) returnType, (SNode) expectedRetType, true, true, _info_12389875345);
          }
        }
      }
    }
    // last expression statement can serve as return statement 
    SNode lastStatement = IMethodLike__BehaviorDescriptor.getLastStatement_idi2fhS7A.invoke(getAccessor);
    if (SNodeOperations.isInstanceOf(lastStatement, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b213L, "jetbrains.mps.baseLanguage.structure.ExpressionStatement"))) {
      SNode returnType = typeCheckingContext.typeOf(SLinkOperations.getTarget(SNodeOperations.cast(lastStatement, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b213L, "jetbrains.mps.baseLanguage.structure.ExpressionStatement")), MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b213L, 0xf8cc56b214L, "expression")), "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203933582401", true);
      if (!(typeCheckingContext.isSingleTypeComputation())) {
        {
          SNode _nodeToCheck_1029348928467 = SLinkOperations.getTarget(SNodeOperations.cast(lastStatement, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b213L, "jetbrains.mps.baseLanguage.structure.ExpressionStatement")), MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0xf8cc56b213L, 0xf8cc56b214L, "expression"));
          EquationInfo _info_12389875345 = new EquationInfo(_nodeToCheck_1029348928467, expectedRetType + " is expected", "r:00000000-0000-4000-0000-011c895902c5(jetbrains.mps.baseLanguage.typesystem)", "4285773203933582406", 0, null);
          typeCheckingContext.createLessThanInequality((SNode) returnType, (SNode) expectedRetType, true, true, _info_12389875345);
        }
      }
    }

    if ((SLinkOperations.getTarget(getAccessor, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x117b9245fc5L, 0x11800267618L, "statementList")) != null)) {
      DataFlowUtil.checkDataFlow(typeCheckingContext, SLinkOperations.getTarget(getAccessor, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x117b9245fc5L, 0x11800267618L, "statementList")), true);
    }

  }
  public SAbstractConcept getApplicableConcept() {
    return MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x117b9245fc5L, "jetbrains.mps.baseLanguage.structure.GetAccessor");
  }
  public IsApplicableStatus isApplicableAndPattern(SNode argument) {
    return new IsApplicableStatus(argument.getConcept().isSubConceptOf(getApplicableConcept()), null);
  }
  public boolean overrides() {
    return false;
  }
}