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Add Unicode offset/length support for Word

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This commit is contained in:
Roy Guo 2016-10-16 12:52:50 +08:00 committed by GitHub
parent 45809955f5
commit a2f75a00d3
1 changed files with 7 additions and 1 deletions
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8
include/cppjieba/Unicode.hpp
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@ -18,9 +18,14 @@ typedef uint32_t Rune;
struct Word { struct Word {
string word; string word;
uint32_t offset; uint32_t offset;
uint32_t unicode_offset;
uint32_t unicode_length;
Word(const string& w, uint32_t o) Word(const string& w, uint32_t o)
: word(w), offset(o) { : word(w), offset(o) {
} }
Word(const string& w, uint32_t o, uint32_t unicode_offset, uint32_t unicode_length)
: word(w), offset(o), unicode_offset(unicode_offset), unicode_length(unicode_length) {
}
}; // struct Word }; // struct Word
inline std::ostream& operator << (std::ostream& os, const Word& w) { inline std::ostream& operator << (std::ostream& os, const Word& w) {
@ -182,7 +187,8 @@ inline Unicode DecodeRunesInString(const string& s) {
inline Word GetWordFromRunes(const string& s, RuneStrArray::const_iterator left, RuneStrArray::const_iterator right) { inline Word GetWordFromRunes(const string& s, RuneStrArray::const_iterator left, RuneStrArray::const_iterator right) {
assert(right->offset >= left->offset); assert(right->offset >= left->offset);
uint32_t len = right->offset - left->offset + right->len; uint32_t len = right->offset - left->offset + right->len;
return Word(s.substr(left->offset, len), left->offset); uint32_t unicode_length = right->unicode_offset - left->unicode_offset + right->unicode_length;
return Word(s.substr(left->offset, len), left->offset, left->unicode_offset, unicode_length);
} }
inline string GetStringFromRunes(const string& s, RuneStrArray::const_iterator left, RuneStrArray::const_iterator right) { inline string GetStringFromRunes(const string& s, RuneStrArray::const_iterator left, RuneStrArray::const_iterator right) {