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author | Rafael Espindola <rafael.espindola@gmail.com> | 2009-11-13 01:24:40 +0000 |
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committer | Rafael Espindola <rafael.espindola@gmail.com> | 2009-11-13 01:24:40 +0000 |
commit | d554e4409278791a30906b5de18c7f539d816c9c (patch) | |
tree | 0e7b53821ce2eb883ef1a66ee2a469a70c8e876b /llvm/lib/Support/StringExtras.cpp | |
parent | 46a524c3e8ca4dbe2b3910e3640de8f0a51bb2a4 (diff) | |
download | bcm5719-llvm-d554e4409278791a30906b5de18c7f539d816c9c.tar.gz bcm5719-llvm-d554e4409278791a30906b5de18c7f539d816c9c.zip |
Add a new split method to StringRef that puts the substrings in a vector.
llvm-svn: 87058
Diffstat (limited to 'llvm/lib/Support/StringExtras.cpp')
-rw-r--r-- | llvm/lib/Support/StringExtras.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/lib/Support/StringExtras.cpp b/llvm/lib/Support/StringExtras.cpp index c72f1216534..05ba34b2e7b 100644 --- a/llvm/lib/Support/StringExtras.cpp +++ b/llvm/lib/Support/StringExtras.cpp @@ -56,3 +56,22 @@ void llvm::SplitString(const std::string &Source, S2 = getToken(S, Delimiters); } } + +void llvm::StringRef::split(std::vector<StringRef> &A, + StringRef Separators, unsigned MaxSplit, + bool KeepEmpty) const { + StringRef rest = *this; + + for (unsigned splits = 0; + rest.size() != 0 && (MaxSplit < 0 || splits < MaxSplit); + ++splits) { + std::pair<llvm::StringRef, llvm::StringRef> p = rest.split(Separators); + + if (p.first.size() != 0 || KeepEmpty) + A.push_back(p.first); + rest = p.second; + } + + if (rest.size() != 0 || KeepEmpty) + A.push_back(rest); +} |