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Refactoring transform-specific options 

Making the user null macros command-line option visible to the
UseNullptrTransform class instead of being visible only to the match callback.

llvm-svn: 192905
This commit is contained in:
Edwin Vane 2013-10-17 17:57:36 +00:00
parent fd541f001b
commit dd8cc29ce5
3 changed files with 19 additions and 13 deletions
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15
clang-tools-extra/clang-modernize/UseNullptr/NullptrActions.cpp
View File

@ -32,12 +32,6 @@ namespace {
const char *NullMacroName = "NULL";
static cl::opt<std::string>
UserNullMacroNames("user-null-macros",
cl::desc("Comma-separated list of user-defined "
"macro names that behave like NULL"),
cl::cat(TransformsOptionsCategory), cl::init(""));
bool isReplaceableRange(SourceLocation StartLoc, SourceLocation EndLoc,
const SourceManager &SM, const Transform &Owner) {
return SM.isWrittenInSameFile(StartLoc, EndLoc) &&
@ -428,13 +422,12 @@ private:
};
} // namespace
NullptrFixer::NullptrFixer(unsigned &AcceptedChanges, RiskLevel,
NullptrFixer::NullptrFixer(unsigned &AcceptedChanges,
llvm::ArrayRef<llvm::StringRef> UserMacros,
Transform &Owner)
: AcceptedChanges(AcceptedChanges), Owner(Owner) {
if (!UserNullMacroNames.empty()) {
llvm::StringRef S = UserNullMacroNames;
S.split(UserNullMacros, ",");
}
UserNullMacros.insert(UserNullMacros.begin(), UserMacros.begin(),
UserMacros.end());
UserNullMacros.insert(UserNullMacros.begin(), llvm::StringRef(NullMacroName));
}

3
clang-tools-extra/clang-modernize/UseNullptr/NullptrActions.h
View File

@ -27,7 +27,8 @@ typedef llvm::SmallVector<llvm::StringRef, 1> UserMacroNames;
///
class NullptrFixer : public clang::ast_matchers::MatchFinder::MatchCallback {
public:
NullptrFixer(unsigned &AcceptedChanges, RiskLevel, Transform &Owner);
NullptrFixer(unsigned &AcceptedChanges,
llvm::ArrayRef<llvm::StringRef> UserMacros, Transform &Owner);
/// \brief Entry point to the callback called when matches are made.
virtual void run(const clang::ast_matchers::MatchFinder::MatchResult &Result);

14
clang-tools-extra/clang-modernize/UseNullptr/UseNullptr.cpp
View File

@ -23,6 +23,13 @@
using clang::ast_matchers::MatchFinder;
using namespace clang::tooling;
using namespace clang;
namespace cl = llvm::cl;
static cl::opt<std::string>
UserNullMacroNames("user-null-macros",
cl::desc("Comma-separated list of user-defined "
"macro names that behave like NULL"),
cl::cat(TransformsOptionsCategory), cl::init(""));
int UseNullptrTransform::apply(const CompilationDatabase &Database,
const std::vector<std::string> &SourcePaths) {
@ -30,8 +37,13 @@ int UseNullptrTransform::apply(const CompilationDatabase &Database,
unsigned AcceptedChanges = 0;
llvm::SmallVector<llvm::StringRef, 1> MacroNames;
if (!UserNullMacroNames.empty()) {
llvm::StringRef S = UserNullMacroNames;
S.split(MacroNames, ",");
}
MatchFinder Finder;
NullptrFixer Fixer(AcceptedChanges, Options().MaxRiskLevel, /*Owner=*/ *this);
NullptrFixer Fixer(AcceptedChanges, MacroNames, /*Owner=*/ *this);
Finder.addMatcher(makeCastSequenceMatcher(), &Fixer);