Helper.java

package jetbrains.mps.baseLanguage.collections.generator.baseLanguage.template.util;

/*Generated by MPS */

import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SLinkOperations;

public class Helper {
  public static boolean isCollectionElementAccess(SNode expression) {
    if (SNodeOperations.isInstanceOf(expression, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x116b46a08c4L, "jetbrains.mps.baseLanguage.structure.DotExpression"))) {
      SNode dotExpr = SNodeOperations.cast(expression, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x116b46a08c4L, "jetbrains.mps.baseLanguage.structure.DotExpression"));
      // of course, there's more than a .size operation that doesn't consistute sequence element access, 
      // but at the moment I cover only most wide-spread case - there seems to be no simple way to tell  
      // true element access operations from other. 
      return SNodeOperations.isInstanceOf(SLinkOperations.getTarget(dotExpr, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x116b46a08c4L, 0x116b46b36c4L, "operation")), MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x10c26c9a2d9L, "jetbrains.mps.baseLanguage.collections.structure.SequenceOperation")) && !(SNodeOperations.isInstanceOf(SLinkOperations.getTarget(dotExpr, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x116b46a08c4L, 0x116b46b36c4L, "operation")), MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x10ec4627e6fL, "jetbrains.mps.baseLanguage.collections.structure.GetSizeOperation")));
    }
    if (SNodeOperations.isInstanceOf(expression, MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x116ea555a25L, "jetbrains.mps.baseLanguage.collections.structure.MapElement"))) {
      return true;
    }
    if (SNodeOperations.isInstanceOf(expression, MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x11d6213c318L, "jetbrains.mps.baseLanguage.collections.structure.ListElementAccessExpression"))) {
      return true;
    }
    if (SNodeOperations.isInstanceOf(expression, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x44cc327d2ca5cb08L, "jetbrains.mps.baseLanguage.structure.OperationAssignmentExpression"))) {
      SNode oae = SNodeOperations.cast(expression, MetaAdapterFactory.getConcept(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x44cc327d2ca5cb08L, "jetbrains.mps.baseLanguage.structure.OperationAssignmentExpression"));
      return SNodeOperations.isInstanceOf(SLinkOperations.getTarget(oae, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x11b0d00332cL, 0xf8c77f1e97L, "lValue")), MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x116ea555a25L, "jetbrains.mps.baseLanguage.collections.structure.MapElement")) || SNodeOperations.isInstanceOf(SLinkOperations.getTarget(oae, MetaAdapterFactory.getContainmentLink(0xf3061a5392264cc5L, 0xa443f952ceaf5816L, 0x11b0d00332cL, 0xf8c77f1e97L, "lValue")), MetaAdapterFactory.getConcept(0x8388864671ce4f1cL, 0x9c53c54016f6ad4fL, 0x11d6213c318L, "jetbrains.mps.baseLanguage.collections.structure.ListElementAccessExpression"));
    }
    return false;
  }
}