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cmString: add methods append and insert

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This commit is contained in:
Marc Chevrier 2025-10-06 14:48:24 +02:00
parent ab60f1a010
commit 34c0c7754f
1 changed files with 24 additions and 0 deletions
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24
Source/cmString.hxx
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@ -425,6 +425,16 @@ public:
r.append(v.data(), v.size());
return *this = std::move(r);
}
template <typename T>
typename std::enable_if<AsStringView<T>::value, String&>::type append(T&& s)
{
string_view v = AsStringView<T>::view(std::forward<T>(s));
std::string r;
r.reserve(this->size() + v.size());
r.assign(this->data(), this->size());
r.append(v.data(), v.size());
return *this = std::move(r);
}
/** Assign to an empty string. */
void clear() { *this = ""_s; }
@ -432,6 +442,20 @@ public:
/** Insert 'count' copies of 'ch' at position 'index'. */
String& insert(size_type index, size_type count, char ch);
/** Insert into the string using any type that implements the
AsStringView trait. */
template <typename T>
typename std::enable_if<AsStringView<T>::value, String&>::type insert(
size_type index, T&& s)
{
string_view v = AsStringView<T>::view(std::forward<T>(s));
std::string r;
r.reserve(this->size() + v.size());
r.assign(this->data(), this->size());
r.insert(index, v.data(), v.size());
return *this = std::move(r);
}
/** Erase 'count' characters starting at position 'index'. */
String& erase(size_type index = 0, size_type count = npos);