Package com.google.gwt.dev.js.ast

Examples of com.google.gwt.dev.js.ast.JsBinaryOperator

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      this.unevaluated = new ArrayList<JsName>(toEvaluate);
    }

    @Override
    public void endVisit(JsBinaryOperation x, JsContext<JsExpression> ctx) {
      JsBinaryOperator op = x.getOperator();

      /*
       * We don't care about the left-hand expression, because it is guaranteed
       * to be evaluated.
       */
 
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    return false;
  }

  @Override
  public boolean visit(JsBinaryOperation x, JsContext<JsExpression> ctx) {
    JsBinaryOperator op = x.getOperator();
    JsExpression arg1 = x.getArg1();
    _parenPush(x, arg1, !op.isLeftAssociative());
    accept(arg1);
    if (op.isKeyword()) {
      _parenPopOrSpace(x, arg1, !op.isLeftAssociative());
    } else {
      _parenPop(x, arg1, !op.isLeftAssociative());
      _spaceOpt();
    }
    p.print(op.getSymbol());
    JsExpression arg2 = x.getArg2();
    if (_spaceCalc(op, arg2)) {
      _parenPushOrSpace(x, arg2, op.isLeftAssociative());
    } else {
      _spaceOpt();
      _parenPush(x, arg2, op.isLeftAssociative());
    }
    accept(arg2);
    _parenPop(x, arg2, op.isLeftAssociative());
    return false;
  }
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     * operation as the argument to a modifying operation, which is illegal.
     * Juggle things to put the operator inside of the comma expression.
     */
    private void maybeShuffleModifyingBinary(JsBinaryOperation x,
        JsContext<JsExpression> ctx) {
      JsBinaryOperator myOp = x.getOperator();
      JsExpression lhs = x.getArg1();

      if (myOp.isAssignment() && (lhs instanceof JsBinaryOperation)) {
        // Find the rightmost comma operation
        JsBinaryOperation curLhs = (JsBinaryOperation) lhs;
        assert (curLhs.getOperator() == JsBinaryOperator.COMMA);
        while (curLhs.getArg2() instanceof JsBinaryOperation) {
          curLhs = (JsBinaryOperation) curLhs.getArg2();
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    return false;
  }

  @Override
  public boolean visit(JsBinaryOperation x, JsContext<JsExpression> ctx) {
    JsBinaryOperator op = x.getOperator();
    JsExpression arg1 = x.getArg1();
    _parenPush(x, arg1, !op.isLeftAssociative());
    accept(arg1);
    if (op.isKeyword()) {
      _parenPopOrSpace(x, arg1, !op.isLeftAssociative());
    } else {
      _parenPop(x, arg1, !op.isLeftAssociative());
      _spaceOpt();
    }
    p.print(op.getSymbol());
    JsExpression arg2 = x.getArg2();
    if (_spaceCalc(op, arg2)) {
      _parenPushOrSpace(x, arg2, op.isLeftAssociative());
    } else {
      _spaceOpt();
      _parenPush(x, arg2, op.isLeftAssociative());
    }
    accept(arg2);
    _parenPop(x, arg2, op.isLeftAssociative());
    return false;
  }
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    @Override
    public void endVisit(JBinaryOperation x, Context ctx) {
      JsExpression rhs = (JsExpression) pop(); // rhs
      JsExpression lhs = (JsExpression) pop(); // lhs
      JsBinaryOperator myOp = JavaToJsOperatorMap.get(x.getOp());

      /*
       * Use === and !== on reference types, or else you can get wrong answers
       * when Object.toString() == 'some string'.
       */
 
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    private Set<JsExpression> evalBooleanContext = new HashSet<JsExpression>();

    @Override
    public void endVisit(JsBinaryOperation x, JsContext<JsExpression> ctx) {
      JsBinaryOperator op = x.getOperator();
      JsExpression arg1 = x.getArg1();
      JsExpression arg2 = x.getArg2();
      if (op == JsBinaryOperator.AND) {
        shortCircuitAnd(arg1, arg2, ctx);
      } else if (op == JsBinaryOperator.OR) {
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      this.unevaluated = new ArrayList<JsName>(toEvaluate);
    }

    @Override
    public void endVisit(JsBinaryOperation x, JsContext<JsExpression> ctx) {
      JsBinaryOperator op = x.getOperator();

      /*
       * We don't care about the left-hand expression, because it is guaranteed
       * to be evaluated.
       */
 
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   */
  private static class MyVisitor extends JsModVisitor {

    @Override
    public void endVisit(JsBinaryOperation x, JsContext ctx) {
      JsBinaryOperator op = x.getOperator();
      if (op != JsBinaryOperator.SHR && op != JsBinaryOperator.SHRU) {
        return;
      }

      SourceInfo sourceInfo = x.getSourceInfo();
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      }.accept(callee);
    }

    @Override
    public void endVisit(JsBinaryOperation x, JsContext ctx) {
      JsBinaryOperator op = x.getOperator();

      /*
       * We don't care about the left-hand expression, because it is guaranteed
       * to be evaluated.
       */
 
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    return false;
  }

  @Override
  public boolean visit(JsBinaryOperation x, JsContext ctx) {
    JsBinaryOperator op = x.getOperator();
    JsExpression arg1 = x.getArg1();
    _parenPush(x, arg1, !op.isLeftAssociative());
    accept(arg1);
    if (op.isKeyword()) {
      _parenPopOrSpace(x, arg1, !op.isLeftAssociative());
    } else {
      _parenPop(x, arg1, !op.isLeftAssociative());
      _spaceOpt();
    }
    p.print(op.getSymbol());
    JsExpression arg2 = x.getArg2();
    if (_spaceCalc(op, arg2)) {
      _parenPushOrSpace(x, arg2, op.isLeftAssociative());
    } else {
      _spaceOpt();
      _parenPush(x, arg2, op.isLeftAssociative());
    }
    accept(arg2);
    _parenPop(x, arg2, op.isLeftAssociative());
    return false;
  }
View Full Code Here
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Related Classes of com.google.gwt.dev.js.ast.JsBinaryOperator

  • com.google.gwt.dev.jjs.impl.GenerateJavaScriptAST$GenerateJavaScriptVisitor
  • com.google.gwt.dev.js.ClosureJsAstTranslator
  • com.google.gwt.dev.js.JsCoerceIntShift$MyVisitor
  • com.google.gwt.dev.js.JsInliner$EvaluationOrderVisitor
  • com.google.gwt.dev.js.JsNormalizer$JsNormalizing
  • com.google.gwt.dev.js.JsStaticEval
  • com.google.gwt.dev.js.JsStaticEval$StaticEvalVisitor
  • com.google.gwt.dev.js.JsToStringGenerationVisitor
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