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37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
/**
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* @name Duplicate function
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* @description There is another identical implementation of this function. Extract the code to a common file or superclass or delegate to improve sharing.
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* @kind problem
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* @id cpp/duplicate-function
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* @problem.severity recommendation
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* @precision medium
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* @tags testability
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* maintainability
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* duplicate-code
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* non-attributable
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*/
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import cpp
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import CodeDuplication
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predicate relevant(FunctionDeclarationEntry m) {
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exists(Location loc |
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loc = m.getBlock().getLocation() and
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(
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loc.getStartLine() + 5 < loc.getEndLine() and not m.getName().matches("get%")
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or
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loc.getStartLine() + 10 < loc.getEndLine()
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)
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)
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}
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from FunctionDeclarationEntry m, FunctionDeclarationEntry other
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where duplicateMethod(m, other)
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and relevant(m)
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and not m.getFunction().isConstructedFrom(_)
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and not other.getFunction().isConstructedFrom(_)
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and not fileLevelDuplication(m.getFile(), other.getFile())
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and not classLevelDuplication(m.getFunction().getDeclaringType(), other.getFunction().getDeclaringType())
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select m, "Function " + m.getName() + " is duplicated at $@.",
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other,
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other.getFile().getBaseName() + ":" + other.getLocation().getStartLine().toString()
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