long result = value - otherValue; if (subtractionOverflowed(value, otherValue, result)) { return subtractAsBignum(context, otherValue); } return newFixnum(context.getRuntime(), result);
long result = value + otherValue; if (additionOverflowed(value, otherValue, result)) { return addAsBignum(context, otherValue); } return newFixnum(context.getRuntime(), result);
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyFixnum.java File path: /jruby-1.4.0/src/org/jruby/RubyFixnum.java
Method name: IRubyObject subtractFixnum(ThreadContext, long) Method name: IRubyObject addFixnum(ThreadContext, long)
Number of AST nodes: 4 Number of AST nodes: 4
1
long result = value - otherValue;
1
long result = value + otherValue;
2
        if (subtractionOverflowed(value, otherValue, result)) {
2
        if (additionOverflowed(value, otherValue, result)) {
3
            return subtractAsBignum(context, otherValue);
3
            return addAsBignum(context, otherValue);
4
        }
4
        }
5
        return newFixnum(context.getRuntime(), result);
5
        return newFixnum(context.getRuntime(), result);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are declared in the same class
Number of node comparisons8
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                        
    1
    long result = value + otherValue;
    1
    long result = value - otherValue;
                                                                        
    2
    if (subtractionOverflowed(value, otherValue, result))
    2
    if (subtractionOverflowed(value, otherValue, result))
    2
    if (additionOverflowed(value, otherValue, result))
    Differences
    Expression1Expression2Difference
    subtractionOverflowedadditionOverflowedMETHOD_INVOCATION_NAME_MISMATCH
    2
    if (additionOverflowed(value, otherValue, result))
    3
    return subtractAsBignum(context, otherValue);
    3
    return subtractAsBignum(context, otherValue);
    3
    return addAsBignum(context, otherValue);
    Differences
    Expression1Expression2Difference
    subtractAsBignumaddAsBignumMETHOD_INVOCATION_NAME_MISMATCH
    3
    return addAsBignum(context, otherValue);
    4
    return newFixnum(context.getRuntime(), result);
    4
    return newFixnum(context.getRuntime(), result);
    Precondition Violations (0)
    Row Violation