bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/Assignment.java

   1 package org.simantics.scl.compiler.elaboration.expressions;
   2
   3 import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
   4 import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;
   5 import org.simantics.scl.compiler.types.Type;
   6
   7 public class Assignment {
   8     public Expression pattern;
   9     public Expression value;
  10
  11     public Assignment(Expression pattern, Expression value) {
  12         if(Type.NULL_CHECKS) {
  13             if(pattern == null)
  14                 throw new NullPointerException();
  15             if(value == null)
  16                 throw new NullPointerException();
  17         }
  18         this.pattern = pattern;
  19         this.value = value;
  20     }
  21
  22     public Assignment replace(ReplaceContext context) {
  23         Expression newPattern = pattern.replaceInPattern(context);
  24         Expression newValue = value.replace(context);
  25         return new Assignment(newPattern, newValue);
  26     }
  27
  28     public void decorate(ExpressionDecorator decorator) {
  29         pattern = pattern.decorate(decorator);
  30         value = value.decorate(decorator);
  31     }
  32
  33     public void setLocationDeep(long loc) {
  34         pattern.setLocationDeep(loc);
  35         value.setLocationDeep(loc);
  36     }
  37
  38     public void forVariables(VariableProcedure procedure) {
  39         value.forVariables(procedure);
  40     }
  41 }