net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/OperatorExpression.java

   1 package net.sourceforge.phpdt.internal.compiler.ast;
   2
   3 /**
   4  * Any expression that have an operator.
   5  * @author Matthieu Casanova
   6  */
   7 public abstract class OperatorExpression
   8     extends Expression
   9     implements OperatorIds {
  10
  11   private final int operator;
  12
  13   protected OperatorExpression(final int operator, final int sourceStart, final int sourceEnd) {
  14     super(sourceStart, sourceEnd);
  15     this.operator = operator;
  16   }
  17
  18   public final String operatorToString() {
  19     switch (operator) {
  20       case EQUAL_EQUAL:
  21         return "=="; //$NON-NLS-1$
  22       case LESS_EQUAL:
  23         return "<="; //$NON-NLS-1$
  24       case GREATER_EQUAL:
  25         return ">="; //$NON-NLS-1$
  26       case NOT_EQUAL:
  27         return "!="; //$NON-NLS-1$
  28       case LEFT_SHIFT:
  29         return "<<"; //$NON-NLS-1$
  30       case RIGHT_SHIFT:
  31         return ">>"; //$NON-NLS-1$
  32       case UNSIGNED_RIGHT_SHIFT:
  33         return ">>>"; //$NON-NLS-1$
  34       case OR_OR:
  35         return "||"; //$NON-NLS-1$
  36       case AND_AND:
  37         return "&&"; //$NON-NLS-1$
  38       case PLUS:
  39         return "+"; //$NON-NLS-1$
  40       case MINUS:
  41         return "-"; //$NON-NLS-1$
  42       case NOT:
  43         return "!"; //$NON-NLS-1$
  44       case REMAINDER:
  45         return "%"; //$NON-NLS-1$
  46       case XOR:
  47         return "^"; //$NON-NLS-1$
  48       case AND:
  49         return "&"; //$NON-NLS-1$
  50       case MULTIPLY:
  51         return "*"; //$NON-NLS-1$
  52       case OR:
  53         return "|"; //$NON-NLS-1$
  54       case TWIDDLE:
  55         return "~"; //$NON-NLS-1$
  56       case DIVIDE:
  57         return "/"; //$NON-NLS-1$
  58       case GREATER:
  59         return ">"; //$NON-NLS-1$
  60       case LESS:
  61         return "<"; //$NON-NLS-1$
  62       case ORL:
  63         return "OR"; //$NON-NLS-1$
  64       case ANDL:
  65         return "AND"; //$NON-NLS-1$
  66       case DOT:
  67         return "."; //$NON-NLS-1$
  68       case DIF:
  69         return "<>"; //$NON-NLS-1$
  70       case BANG_EQUAL_EQUAL:
  71         return "!=="; //$NON-NLS-1$
  72       case EQUAL_EQUAL_EQUAL:
  73         return "==="; //$NON-NLS-1$
  74       case EQUAL:
  75         return "="; //$NON-NLS-1$
  76       case AT:
  77         return "@"; //$NON-NLS-1$
  78       case PLUS_PLUS:
  79         return "++"; //$NON-NLS-1$
  80       case MINUS_MINUS:
  81         return "--"; //$NON-NLS-1$
  82       case NEW:
  83         return "new "; //$NON-NLS-1$
  84     }
  85     return "unknown operator " +operator; //$NON-NLS-1$
  86   }
  87 }