public void eval()

in src/main/java/org/codehaus/groovy/classgen/asm/BinaryExpressionHelper.java [164:371]
157 lines of code
51 McCabe index (conditional complexity)

    public void eval(final BinaryExpression expression) {
        switch (expression.getOperation().getType()) {
        case EQUAL: // = (aka assignment)
            evaluateEqual(expression, false);
            break;

        case COMPARE_EQUAL: // ==
            evaluateCompareExpression(compareEqualMethod, expression);
            break;

        case COMPARE_NOT_EQUAL:
            evaluateCompareExpression(compareNotEqualMethod, expression);
            break;

        case COMPARE_TO:
            evaluateCompareTo(expression);
            break;

        case COMPARE_GREATER_THAN:
            evaluateCompareExpression(compareGreaterThanMethod, expression);
            break;

        case COMPARE_GREATER_THAN_EQUAL:
            evaluateCompareExpression(compareGreaterThanEqualMethod, expression);
            break;

        case COMPARE_LESS_THAN:
            evaluateCompareExpression(compareLessThanMethod, expression);
            break;

        case COMPARE_LESS_THAN_EQUAL:
            evaluateCompareExpression(compareLessThanEqualMethod, expression);
            break;

        case LOGICAL_AND:
            evaluateLogicalAndExpression(expression);
            break;

        case LOGICAL_OR:
            evaluateLogicalOrExpression(expression);
            break;

        case BITWISE_AND:
            evaluateBinaryExpression("and", expression);
            break;

        case BITWISE_AND_EQUAL:
            evaluateBinaryExpressionWithAssignment("and", expression);
            break;

        case BITWISE_OR:
            evaluateBinaryExpression("or", expression);
            break;

        case BITWISE_OR_EQUAL:
            evaluateBinaryExpressionWithAssignment("or", expression);
            break;

        case BITWISE_XOR:
            evaluateBinaryExpression("xor", expression);
            break;

        case IMPLIES:
            evaluateImplicationExpression(expression);
            break;

        case BITWISE_XOR_EQUAL:
            evaluateBinaryExpressionWithAssignment("xor", expression);
            break;

        case PLUS:
            evaluateBinaryExpression("plus", expression);
            break;

        case PLUS_EQUAL:
            evaluateBinaryExpressionWithAssignment("plus", expression);
            break;

        case MINUS:
            evaluateBinaryExpression("minus", expression);
            break;

        case MINUS_EQUAL:
            evaluateBinaryExpressionWithAssignment("minus", expression);
            break;

        case MULTIPLY:
            evaluateBinaryExpression("multiply", expression);
            break;

        case MULTIPLY_EQUAL:
            evaluateBinaryExpressionWithAssignment("multiply", expression);
            break;

        case DIVIDE:
            evaluateBinaryExpression("div", expression);
            break;

        case DIVIDE_EQUAL:
            //SPG don't use divide since BigInteger implements directly
            //and we want to dispatch through DefaultGroovyMethods to get a BigDecimal result
            evaluateBinaryExpressionWithAssignment("div", expression);
            break;

        case INTDIV:
            evaluateBinaryExpression("intdiv", expression);
            break;

        case INTDIV_EQUAL:
            evaluateBinaryExpressionWithAssignment("intdiv", expression);
            break;

        case MOD:
            evaluateBinaryExpression("mod", expression);
            break;

        case MOD_EQUAL:
            evaluateBinaryExpressionWithAssignment("mod", expression);
            break;

        case REMAINDER:
            evaluateBinaryExpression("remainder", expression);
            break;

        case REMAINDER_EQUAL:
            evaluateBinaryExpressionWithAssignment("remainder", expression);
            break;

        case POWER:
            evaluateBinaryExpression("power", expression);
            break;

        case POWER_EQUAL:
            evaluateBinaryExpressionWithAssignment("power", expression);
            break;

        case ELVIS_EQUAL:
            evaluateElvisEqual(expression);
            break;

        case LEFT_SHIFT:
            evaluateBinaryExpression("leftShift", expression);
            break;

        case LEFT_SHIFT_EQUAL:
            evaluateBinaryExpressionWithAssignment("leftShift", expression);
            break;

        case RIGHT_SHIFT:
            evaluateBinaryExpression("rightShift", expression);
            break;

        case RIGHT_SHIFT_EQUAL:
            evaluateBinaryExpressionWithAssignment("rightShift", expression);
            break;

        case RIGHT_SHIFT_UNSIGNED:
            evaluateBinaryExpression("rightShiftUnsigned", expression);
            break;

        case RIGHT_SHIFT_UNSIGNED_EQUAL:
            evaluateBinaryExpressionWithAssignment("rightShiftUnsigned", expression);
            break;

        case KEYWORD_INSTANCEOF:
            evaluateInstanceof(expression);
            break;

        case COMPARE_NOT_INSTANCEOF:
            evaluateNotInstanceof(expression);
            break;

        case FIND_REGEX:
            evaluateCompareExpression(findRegexMethod, expression);
            break;

        case MATCH_REGEX:
            evaluateCompareExpression(matchRegexMethod, expression);
            break;

        case LEFT_SQUARE_BRACKET:
            if (controller.getCompileStack().isLHS()) {
                evaluateEqual(expression, false);
            } else {
                evaluateBinaryExpression("getAt", expression);
            }
            break;

        case KEYWORD_IN:
            evaluateCompareExpression(isCaseMethod, expression);
            break;

        case COMPARE_NOT_IN:
            evaluateCompareExpression(isNotCaseMethod, expression);
            break;

        case COMPARE_IDENTICAL:
            evaluateCompareExpression(compareIdenticalMethod, expression);
            break;

        case COMPARE_NOT_IDENTICAL:
            evaluateCompareExpression(compareNotIdenticalMethod, expression);
            break;

        default:
            throw new GroovyBugError("Operation: " + expression.getOperation() + " not supported");
        }
    }