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Added comparison between char32s, added a replace function for string32s

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Xnoe 2020-07-08 17:52:01 +01:00 committed by Elsie
parent ebc8c895c4
commit 904533a75f
1 changed files with 17 additions and 2 deletions
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19
utf8.h
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@ -24,6 +24,7 @@ public:
char32(const char* s) {c = fetch32((char**)&s);} char32(const char* s) {c = fetch32((char**)&s);}
char32(char** s) {c = fetch32(s);} char32(char** s) {c = fetch32(s);}
bool operator==(char* cs) {return c==fetch32(&cs);} bool operator==(char* cs) {return c==fetch32(&cs);}
bool operator==(char32 cs) {return c==cs.c;}
unsigned int operator>>(int a) const {return c>>a;} unsigned int operator>>(int a) const {return c>>a;}
}; };
@ -36,14 +37,28 @@ struct string32 {
std::vector<char32> cs; std::vector<char32> cs;
string32(char* sd) { string32(char* sd) {
while (sd[0]) while (sd[0])
cs.push_back(char32(&sd)); cs.push_back(char32(&sd));
} }
int size() const {return cs.size();} int size() const {return cs.size();}
char32 operator[](int i) const {return cs[i];} char32 operator[](int i) const {return cs[i];}
void replace(string32 find, string32 with) {
int havematched(0);
int findsize = find.cs.size();
for (int index(0); index < cs.size(); index++) {
if (cs.at(index) == find.cs.at(havematched))
havematched++;
if (havematched == findsize) {
index -= findsize-1;
cs.erase(cs.begin()+index, cs.begin()+index+findsize);
cs.insert(cs.begin()+index, with.cs.begin(), with.cs.end());
break;
}
}
}
}; };
std::ostream& operator<<(std::ostream& stream, const string32& s32) { std::ostream& operator<<(std::ostream& stream, const string32& s32) {
for (int i=0;i<s32.size();i++) for (int i=0;i<s32.size();i++)
stream << s32[i]; stream << s32[i];
return stream; return stream;
} }