org.snapscript.tree.compile.ClosureScopeCompiler Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of snap Show documentation

Dynamic scripting for the JVM

The newest version!

package org.snapscript.tree.compile;

import static org.snapscript.core.scope.extract.ScopePolicy.COMPILE_CLOSURE;

import java.util.List;

import org.snapscript.core.constraint.Constraint;
import org.snapscript.core.function.Function;
import org.snapscript.core.scope.Scope;
import org.snapscript.core.scope.ScopeState;
import org.snapscript.core.type.Type;
import org.snapscript.tree.constraint.GenericList;

public class ClosureScopeCompiler extends FunctionScopeCompiler{
   
   public ClosureScopeCompiler(GenericList generics) {
      super(generics, COMPILE_CLOSURE);
   }
   
   @Override
   public Scope compile(Scope closure, Type type, Function function) throws Exception {
      List constraints = generics.getGenerics(closure);
      Scope scope = extractor.extract(closure);
      Scope stack = scope.getStack();
      ScopeState state = stack.getState();
      int size = constraints.size();

      compileParameters(stack, function);
      compileProperties(stack, type);

      for(int i = 0; i < size; i++) {
         Constraint constraint = constraints.get(i);
         String name = constraint.getName(stack);

         state.addConstraint(name, constraint);
      }
      return stack;
   }
   
   public Scope extract(Scope closure, Type type) throws Exception {
      return extractor.extract(closure);
   }
}