diff options
Diffstat (limited to 'include/llvm/Support/LineIterator.h')
-rw-r--r-- | include/llvm/Support/LineIterator.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/include/llvm/Support/LineIterator.h b/include/llvm/Support/LineIterator.h index 2a58262..9d4cd3b 100644 --- a/include/llvm/Support/LineIterator.h +++ b/include/llvm/Support/LineIterator.h @@ -7,8 +7,8 @@ // //===----------------------------------------------------------------------===// -#ifndef LLVM_SUPPORT_LINEITERATOR_H__ -#define LLVM_SUPPORT_LINEITERATOR_H__ +#ifndef LLVM_SUPPORT_LINEITERATOR_H +#define LLVM_SUPPORT_LINEITERATOR_H #include "llvm/ADT/StringRef.h" #include "llvm/Support/DataTypes.h" @@ -18,20 +18,22 @@ namespace llvm { class MemoryBuffer; -/// \brief A forward iterator which reads non-blank text lines from a buffer. +/// \brief A forward iterator which reads text lines from a buffer. /// /// This class provides a forward iterator interface for reading one line at /// a time from a buffer. When default constructed the iterator will be the /// "end" iterator. /// -/// The iterator also is aware of what line number it is currently processing -/// and can strip comment lines given the comment-starting character. +/// The iterator is aware of what line number it is currently processing. It +/// strips blank lines by default, and comment lines given a comment-starting +/// character. /// /// Note that this iterator requires the buffer to be nul terminated. class line_iterator : public std::iterator<std::forward_iterator_tag, StringRef> { const MemoryBuffer *Buffer; char CommentMarker; + bool SkipBlanks; unsigned LineNumber; StringRef CurrentLine; @@ -41,7 +43,8 @@ public: line_iterator() : Buffer(nullptr) {} /// \brief Construct a new iterator around some memory buffer. - explicit line_iterator(const MemoryBuffer &Buffer, char CommentMarker = '\0'); + explicit line_iterator(const MemoryBuffer &Buffer, bool SkipBlanks = true, + char CommentMarker = '\0'); /// \brief Return true if we've reached EOF or are an "end" iterator. bool is_at_eof() const { return !Buffer; } @@ -82,4 +85,4 @@ private: }; } -#endif // LLVM_SUPPORT_LINEITERATOR_H__ +#endif |