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

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