diff options
Diffstat (limited to 'src/core/common/CharReader.hpp')
| -rw-r--r-- | src/core/common/CharReader.hpp | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/core/common/CharReader.hpp b/src/core/common/CharReader.hpp index 5a4d906..cbd7b74 100644 --- a/src/core/common/CharReader.hpp +++ b/src/core/common/CharReader.hpp @@ -297,8 +297,7 @@ public: * @param relativeOffs is a positive or negative integer number specifying * the number of bytes the cursor should be moved forward (positive numbers) * or backwards (negative numbers). - * @return the actual number of bytes the cursor was moved. This number is - * smaller than the relativeOffs given in the constructor if the + * @return the actual number of bytes the cursor was moved. */ ssize_t moveCursor(CursorId cursor, ssize_t relativeOffs); @@ -523,6 +522,17 @@ public: size_t readRaw(char *buf, size_t size); /** + * Moves read and peek cursor to the requested offset. Returns the offset + * that was actually reached. + * + * @param requestedOffset is the requested offset. This offset may no longer + * be reachable by the CharReader. + * @return the actually reached offset. The operation was successful, if + * the requested and reached offset are equal. + */ + size_t seek(size_t requestedOffset); + + /** * Returns true if there are no more characters as the stream was closed. * * @return true if there is no more data. @@ -534,14 +544,14 @@ public: * * @return the offset of the read cursor in bytes. */ - SourceOffset getOffset() const; + size_t getOffset() const; /** - * Returns the offset of the read cursor in bytes. + * Returns the offset of the peek cursor in bytes. * - * @return the offset of the read cursor in bytes. + * @return the offset of the peek cursor in bytes. */ - SourcePosition getPosition() const; + size_t getPeekOffset() const; /** * Returns a SourceLocation object describing the exact position (including |