if (c == '=') { lex_state = LexState.EXPR_BEG; yaccValue = new Token("+", getPosition()); return Tokens.tOP_ASGN; }
if ((c = src.read()) == '=') { lex_state = LexState.EXPR_BEG; yaccValue = new Token("||", getPosition()); return Tokens.tOP_ASGN; }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/lexer/yacc/RubyYaccLexer.java File path: /jruby-1.4.0/src/org/jruby/lexer/yacc/RubyYaccLexer.java
Method name: int plus(boolean) Method name: int pipe()
Number of AST nodes: 4 Number of AST nodes: 4
1
if (c == '=') {
1
if ((c = src.read()) == '=') {
2
            lex_state = LexState.EXPR_BEG;
2
                lex_state = LexState.EXPR_BEG;
3
            yaccValue = new Token("+", getPosition());
3
                yaccValue = new Token("||", getPosition());
4
            return Tokens.tOP_ASGN;
4
                return Tokens.tOP_ASGN;
5
        }
5
            }
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 comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    10
    if (c == '=')
    10
    if (c == '=')
    5
    if ((c = src.read()) == '=')
    Differences
    Expression1Expression2Difference
    c(c=src.read())TYPE_COMPATIBLE_REPLACEMENT
    5
    if ((c = src.read()) == '=')
    11
    lex_state = LexState.EXPR_BEG;
    6
    lex_state = LexState.EXPR_BEG;
    12
    yaccValue = new Token("+", getPosition());
    12
    yaccValue = new Token("+", getPosition());
    7
    yaccValue = new Token("||", getPosition());
    Differences
    Expression1Expression2Difference
    "+""||"LITERAL_VALUE_MISMATCH
    7
    yaccValue = new Token("||", getPosition());
    13
    return Tokens.tOP_ASGN;
    8
    return Tokens.tOP_ASGN;
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variables , while Clone fragment #2 returns variables c