Queries.java

package jetbrains.mps.baseLanguage.typesystem;

/*Generated by MPS */

import org.jetbrains.mps.openapi.model.SNode;
import java.util.List;
import jetbrains.mps.newTypesystem.SubtypingUtil;
import java.util.Arrays;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SConceptOperations;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SPropertyOperations;
import jetbrains.mps.lang.pattern.IMatchingPattern;
import jetbrains.mps.lang.typesystem.runtime.HUtil;
import jetbrains.mps.typesystem.inference.TypeChecker;

public class Queries {
  private Queries() {
  }
  public static SNode getBinaryOperationType(SNode leftType, SNode rightType) {
    List<SNode> leastCommonSupertypes = SubtypingUtil.leastCommonSuperTypes(Arrays.asList(leftType, rightType), null);
    if (leastCommonSupertypes.isEmpty()) {
      SNode runtimeErrorType = SConceptOperations.createNewNode(MetaAdapterFactory.getConcept(0x7a5dda6291404668L, 0xab76d5ed1746f2b2L, 0x113f84956f9L, "jetbrains.mps.lang.typesystem.structure.RuntimeErrorType"));
      SPropertyOperations.set(runtimeErrorType, MetaAdapterFactory.getProperty(0x7a5dda6291404668L, 0xab76d5ed1746f2b2L, 0x113f84956f9L, 0x113f84956faL, "errorText"), "incompatible types");
      return runtimeErrorType;
    }
    SNode type = leastCommonSupertypes.iterator().next();
    {
      IMatchingPattern pattern_j6k1pf_d0b = HUtil.createMatchingPatternByConcept(MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x10f0ad8bde4L, "jetbrains.mps.baseLanguage.structure.PrimitiveType"));
      SNode coercedNode_j6k1pf_d0b = TypeChecker.getInstance().getRuntimeSupport().coerce_(type, pattern_j6k1pf_d0b);
      if (coercedNode_j6k1pf_d0b != null) {
        return coercedNode_j6k1pf_d0b;
      } else {
        return type;
      }
    }
  }
}