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insert bug fix

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This commit is contained in:
邹晓航
2014-10-10 17:57:42 +08:00
parent 66794c1e7b
commit 6f8c977082
1 changed files with 7 additions and 7 deletions
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14
TinySTL/String.h
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@@ -298,9 +298,8 @@ namespace TinySTL{
auto lengthOfLeft = capacity() - size();
size_t lengthOfInsert = last - first;
if (lengthOfInsert <= lengthOfLeft){
auto ptr = finish_;
for (auto i = lengthOfInsert; i != 0; --i){
*(finish_ - 1 + i) = *(--ptr);
for (iterator it = finish_ - 1; it >= p; --it){
*(it + lengthOfInsert) = *(it);
}
TinySTL::uninitialized_copy(first, last, p);
finish_ += lengthOfInsert;
@@ -346,9 +345,8 @@ namespace TinySTL{
string::iterator string::insert(iterator p, size_t n, char c){
auto lengthOfLeft = capacity() - size();
if (n <= lengthOfLeft){
auto ptr = finish_;
for (auto i = n; i != 0; --i){
*(finish_ - 1 + i) = *(--ptr);
for (iterator it = finish_ - 1; it >= p; --it){
*(it + n) = *(it);
}
TinySTL::uninitialized_fill_n(p, n, c);
finish_ += n;
@@ -405,6 +403,7 @@ namespace TinySTL{
dataAllocator::destroy(first + lengthOfMove, finish_);
finish_ = first + lengthOfMove;
return first;
}
string& string::erase(size_t pos, size_t len){
erase(begin() + pos, begin() + pos + len);
@@ -518,8 +517,9 @@ namespace TinySTL{
return rfind_aux(s, pos, lengthOfS, pos - n);
}
std::ostream& operator <<(std::ostream& os, const string&str){
for (const auto ch : str)
for (const auto ch : str){
os << ch;
}
return os;
}
}