Examples of JLocalRef

Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      // Now generate the appropriate expressions.
      JLocal tempLocal = getTempLocal(expressionReturn.getType());

      // t = x
      JLocalRef tempRef = new JLocalRef(program, x.getSourceInfo(), tempLocal);
      JBinaryOperation asg = new JBinaryOperation(program, x.getSourceInfo(),
          x.getType(), JBinaryOperator.ASG, tempRef, expressionReturn);
      multi.exprs.add(asg);

      // x += 1
      asg = createAsgOpFromUnary(newArg, op);
      // Break the resulting asg op before adding to multi.
      multi.exprs.add(accept(asg));

      // t
      tempRef = new JLocalRef(program, x.getSourceInfo(), tempLocal);
      multi.exprs.add(tempRef);

      ctx.replaceMe(multi);
      exitTempUsageScope();
    }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      // Create a temp local
      JLocal tempLocal = getTempLocal(x.getType());

      // Create an assignment for this temp and add it to multi.
      JLocalRef tempRef = new JLocalRef(program, x.getSourceInfo(), tempLocal);
      JBinaryOperation asg = new JBinaryOperation(program, x.getSourceInfo(),
          x.getType(), JBinaryOperator.ASG, tempRef, x);
      multi.exprs.add(asg);
      // Update me with the temp
      return cloner.cloneExpression(tempRef);
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      }

      SourceInfo catchInfo = x.getCatchBlocks().get(0).getSourceInfo();

      JLocal exObj = popTempLocal();
      JLocalRef exRef = new JLocalRef(program, catchInfo, exObj);
      JBlock newCatchBlock = new JBlock(program, catchInfo);
      // $e = Exceptions.caught($e)
      JMethod caughtMethod = program.getIndexedMethod("Exceptions.caught");
      JMethodCall call = new JMethodCall(program, catchInfo, null, caughtMethod);
      call.getArgs().add(exRef);
      JExpressionStatement asg = program.createAssignmentStmt(catchInfo, exRef,
          call);
      newCatchBlock.statements.add(asg);

      /*
       * Build up a series of if, else if statements to test the type of the
       * exception object against the type of the user's catch block.
       *
       * Go backwards so we can nest the else statements in the correct order!
       */
      // rethrow the current exception if no one caught it
      JStatement cur = new JThrowStatement(program, null, exRef);
      for (int i = x.getCatchBlocks().size() - 1; i >= 0; --i) {
        JBlock block = x.getCatchBlocks().get(i);
        JLocalRef arg = x.getCatchArgs().get(i);
        catchInfo = block.getSourceInfo();
        JReferenceType argType = (JReferenceType) arg.getType();
        // if ($e instanceof ArgType) { userVar = $e; <user code> }
        JExpression ifTest = new JInstanceOf(program, catchInfo, argType, exRef);
        asg = program.createAssignmentStmt(catchInfo, arg, exRef);
        if (!block.statements.isEmpty()) {
          // Only bother adding the assignment if the block is non-empty
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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    return false;
  }

  @Override
  public boolean visit(JLocalRef x, Context ctx) {
    expression = new JLocalRef(program, x.getSourceInfo(), x.getLocal());
    return false;
  }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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    print(CHARS_TRY);
    accept(x.getTryBlock());
    for (int i = 0, c = x.getCatchArgs().size(); i < c; ++i) {
      print(CHARS_CATCH);
      lparen();
      JLocalRef localRef = x.getCatchArgs().get(i);
      accept(localRef.getTarget());
      rparen();
      space();
      JBlock block = x.getCatchBlocks().get(i);
      accept(block);
    }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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    return false;
  }

  @Override
  public boolean visit(JLocalRef x, Context ctx) {
    expression = new JLocalRef(x.getSourceInfo(), x.getLocal());
    return false;
  }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      // Now generate the appropriate expressions.
      JLocal tempLocal = createTempLocal(x.getSourceInfo(), expressionReturn.getType());

      // t = x
      JLocalRef tempRef = new JLocalRef(x.getSourceInfo(), tempLocal);
      JBinaryOperation asg =
          new JBinaryOperation(x.getSourceInfo(), x.getType(), JBinaryOperator.ASG, tempRef,
              expressionReturn);
      multi.addExpressions(asg);

      // x += 1
      asg = createAsgOpFromUnary(newArg, op);
      // Break the resulting asg op before adding to multi.
      multi.addExpressions(accept(asg));

      // t
      tempRef = new JLocalRef(x.getSourceInfo(), tempLocal);
      multi.addExpressions(tempRef);

      ctx.replaceMe(multi);
    }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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        // Create a temp local
        JLocal tempLocal = createTempLocal(x.getSourceInfo(), x.getType());

        // Create an assignment for this temp and add it to multi.
        JLocalRef tempRef = new JLocalRef(x.getSourceInfo(), tempLocal);
        JBinaryOperation asg =
            new JBinaryOperation(x.getSourceInfo(), x.getType(), JBinaryOperator.ASG, tempRef, x);
        multi.addExpressions(asg);
        // Update me with the temp
        return cloner.cloneExpression(tempRef);
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      JBlock newCatchBlock = new JBlock(catchInfo);

      {
        // $e = Exceptions.wrap($e)
        JMethodCall call = new JMethodCall(catchInfo, null, wrapMethod);
        call.addArg(new JLocalRef(catchInfo, exceptionVariable));
        newCatchBlock.addStmt(JProgram.createAssignmentStmt(catchInfo, new JLocalRef(catchInfo,
            exceptionVariable), call));
      }

      /*
       * Build up a series of if, else if statements to test the type of the
       * exception object against the types of the user's catch block. Each catch block might have
       * multiple types in Java 7.
       *
       * Go backwards so we can nest the else statements in the correct order!
       */
      // rethrow the current exception if no one caught it.
      JStatement cur = new JThrowStatement(catchInfo, new JLocalRef(catchInfo, exceptionVariable));
      for (int i = x.getCatchClauses().size() - 1; i >= 0; i--) {
        JTryStatement.CatchClause clause = x.getCatchClauses().get(i);
        JBlock block = clause.getBlock();
        JLocalRef arg = clause.getArg();
        List<JType> exceptionsTypes = clause.getTypes();
        catchInfo = block.getSourceInfo();

        // if ($e instanceof ArgType1 or $e instanceof ArgType2 ...) {
        //   var userVar = $e; <user code>
        // }

        // Handle the first Exception type.
        JExpression ifTest = new JInstanceOf(catchInfo, (JReferenceType) exceptionsTypes.get(0),
            new JLocalRef(catchInfo, exceptionVariable));
        // Handle the rest of the Exception types if any.
        for (int j = 1; j < exceptionsTypes.size(); j++) {
          JExpression orExp = new JInstanceOf(catchInfo, (JReferenceType) exceptionsTypes.get(j),
              new JLocalRef(catchInfo, exceptionVariable));
          ifTest = new JBinaryOperation(catchInfo, JPrimitiveType.BOOLEAN, JBinaryOperator.OR,
              ifTest, orExp);
        }
        JDeclarationStatement declaration =
            new JDeclarationStatement(catchInfo, arg, new JLocalRef(catchInfo, exceptionVariable));
        block.addStmt(0, declaration);
        // nest the previous as an else for me
        cur = new JIfStatement(catchInfo, ifTest, block, cur);
      }

      newCatchBlock.addStmt(cur);

      // Replace with a single catch block.
      x.getCatchClauses().clear();
      List<JType> newCatchTypes = new ArrayList<JType>(1);
      newCatchTypes.add(exceptionVariable.getType());
      x.getCatchClauses().add(new JTryStatement.CatchClause(newCatchTypes,
          new JLocalRef(newCatchBlock.getSourceInfo(), exceptionVariable), newCatchBlock));
    }
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Examples of com.google.gwt.dev.jjs.ast.JLocalRef

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      if (x != dontBother && !ctx.isLvalue()) {
        SourceInfo info = x.getSourceInfo();
        JType type = x.getType();
        JLocal local = createTempLocal(info, type);
        ctx.replaceMe(new JBinaryOperation(info, type, JBinaryOperator.ASG,
            new JLocalRef(info, local), x));
      }
    }
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