final PreExeNode preExeNode = (PreExeNode) node; // create the closure class and instantiate it final CompilerCallback closureBody = new CompilerCallback() { public void call(BodyCompiler context) { if (preExeNode.getBodyNode() != null) { compile(preExeNode.getBodyNode(), context,true); } else { context.loadNil(); } } }; context.runBeginBlock(preExeNode.getScope(), closureBody); // TODO: don't require pop if (!expr) context.consumeCurrentValue();
final PostExeNode postExeNode = (PostExeNode) node; // create the closure class and instantiate it final CompilerCallback closureBody = new CompilerCallback() { public void call(BodyCompiler context) { if (postExeNode.getBodyNode() != null) { compile(postExeNode.getBodyNode(), context, true); } else { context.loadNil(); } } }; context.createNewEndBlock(closureBody); // TODO: don't require pop if (!expr) context.consumeCurrentValue();
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/compiler/ASTCompiler.java File path: /jruby-1.4.0/src/org/jruby/compiler/ASTCompiler.java
Method name: void compilePreExe(Node, BodyCompiler, boolean) Method name: void compilePostExe(Node, BodyCompiler, boolean)
Number of AST nodes: 5 Number of AST nodes: 5
1
final PreExeNode preExeNode = (PreExeNode) node;
1
final PostExeNode postExeNode = (PostExeNode) node;
2
        // create the closure class and instantiate it
2
        // create the closure class and instantiate it
3
        final CompilerCallback closureBody = new CompilerCallback() {
3
        final CompilerCallback closureBody = new CompilerCallback() {
4
                    public void call(BodyCompiler context) {
4
                    public void call(BodyCompiler context) {
5
                        if (preExeNode.getBodyNode() != null) {
5
                        if (postExeNode.getBodyNode() != null) {
6
                            compile(preExeNode.getBodyNode(), context,true);
6
                            compile(postExeNode.getBodyNode(), context, true);
7
                        } else {
7
                        } else {
8
                            context.loadNil();
8
                            context.loadNil();
9
                        }
9
                        }
10
                    }
10
                    }
11
                };
11
                };
12
        context.runBeginBlock(preExeNode.getScope(), closureBody);
12
        context.createNewEndBlock(closureBody);
13
        // TODO: don't require pop
13
        // TODO: don't require pop
14
        if (!expr) context.consumeCurrentValue();
14
        if (!expr) context.consumeCurrentValue();
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are declared in the same class
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)9.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    final PreExeNode preExeNode = (PreExeNode)node;
    1
    final PreExeNode preExeNode = (PreExeNode)node;
    1
    final PostExeNode postExeNode = (PostExeNode)node;
    Differences
    Expression1Expression2Difference
    org.jruby.ast.PreExeNodeorg.jruby.ast.PostExeNodeSUBCLASS_TYPE_MISMATCH
    preExeNodepostExeNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.PreExeNodeorg.jruby.ast.PostExeNodeSUBCLASS_TYPE_MISMATCH
    org.jruby.ast.PreExeNodeorg.jruby.ast.PostExeNodeSUBCLASS_TYPE_MISMATCH
    1
    final PostExeNode postExeNode = (PostExeNode)node;
    2
    final CompilerCallback closureBody = new CompilerCallback() {...};
    2
    final CompilerCallback closureBody = new CompilerCallback() {...};
    2
    final CompilerCallback closureBody = new CompilerCallback() {...};
    Differences
    Expression1Expression2Difference
    preExeNodepostExeNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.PreExeNodeorg.jruby.ast.PostExeNodeSUBCLASS_TYPE_MISMATCH
    preExeNodepostExeNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.PreExeNodeorg.jruby.ast.PostExeNodeSUBCLASS_TYPE_MISMATCH
    2
    final CompilerCallback closureBody = new CompilerCallback() {...};
    3
    context.runBeginBlock(preExeNode.getScope(), closureBody);
    3
    context.runBeginBlock(preExeNode.getScope(), closureBody);
    3
    context.createNewEndBlock(closureBody);
    Differences
    Expression1Expression2Difference
    runBeginBlockcreateNewEndBlockMETHOD_INVOCATION_NAME_MISMATCH
    context.runBeginBlock(preExeNode.getScope(),closureBody)context.createNewEndBlock(closureBody)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression context.runBeginBlock(preExeNode.getScope(),closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.createNewEndBlock(closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.runBeginBlock(preExeNode.getScope(),closureBody) is a void method call, and thus it cannot be parameterized
    Expression context.createNewEndBlock(closureBody) is a void method call, and thus it cannot be parameterized
    Expression context.runBeginBlock(preExeNode.getScope(),closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.createNewEndBlock(closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.runBeginBlock(preExeNode.getScope(),closureBody) is a void method call, and thus it cannot be parameterized
    Expression context.createNewEndBlock(closureBody) is a void method call, and thus it cannot be parameterized
    3
    context.createNewEndBlock(closureBody);
    4
    if (!expr)
    4
    if (!expr)
    5
    context.consumeCurrentValue();
    5
    context.consumeCurrentValue();
    Precondition Violations (8)
    Row Violation
    1Expression context.runBeginBlock(preExeNode.getScope(),closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression context.createNewEndBlock(closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression context.runBeginBlock(preExeNode.getScope(),closureBody) is a void method call, and thus it cannot be parameterized
    4Expression context.createNewEndBlock(closureBody) is a void method call, and thus it cannot be parameterized
    5Expression context.runBeginBlock(preExeNode.getScope(),closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression context.createNewEndBlock(closureBody) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression context.runBeginBlock(preExeNode.getScope(),closureBody) is a void method call, and thus it cannot be parameterized
    8Expression context.createNewEndBlock(closureBody) is a void method call, and thus it cannot be parameterized