switch (args.length) { case 1: return gsub_bang(context, args[0], block); case 2: return gsub_bang(context, args[0], args[1], block); default:Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2); return null; // not reached }
switch (args.length) { case 1: return gsub(context, args[0], block); case 2: return gsub(context, args[0], args[1], block); default:Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2); return null; // not reached }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyString.java File path: /jruby-1.4.0/src/org/jruby/RubyString.java
Method name: IRubyObject gsub_bang(ThreadContext, IRubyObject[], Block) Method name: IRubyObject gsub(ThreadContext, IRubyObject[], Block)
Number of AST nodes: 8 Number of AST nodes: 8
1
switch (args.length) {
1
switch (args.length) {
2
        case 1: return gsub_bang(context, args[0], block);
2
        case 1: return gsub(context, args[0], block);
3
        case 2: return gsub_bang(context, args[0], args[1], block);
3
        case 2: return gsub(context, args[0], args[1], block);
4
        default:Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2); return null; // not reached
4
        default:Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2); return null; // not reached
5
        }
5
        }
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)0.2
Clones locationClones are declared in the same class
Number of node comparisons34
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)9864.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    switch (args.length)
    1
    switch (args.length)
    2
    case 1:
    2
    case 1:
    3
    return gsub_bang(context, args[0], block);
    3
    return gsub_bang(context, args[0], block);
    3
    return gsub(context, args[0], block);
    Differences
    Expression1Expression2Difference
    gsub_banggsubMETHOD_INVOCATION_NAME_MISMATCH
    3
    return gsub(context, args[0], block);
    4
    case 2:
    4
    case 2:
    5
    return gsub_bang(context, args[0], args[1], block);
    5
    return gsub_bang(context, args[0], args[1], block);
    5
    return gsub(context, args[0], args[1], block);
    Differences
    Expression1Expression2Difference
    gsub_banggsubMETHOD_INVOCATION_NAME_MISMATCH
    5
    return gsub(context, args[0], args[1], block);
    6
    default:
    6
    default:
    7
    Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2);
    7
    Arity.raiseArgumentError(context.getRuntime(), args.length, 1, 2);
    8
    return null;
    8
    return null;
    Precondition Violations (0)
    Row Violation