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Add convenient std::string helpers to StringMap. Patch by Mikhail Glushenkov!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46625 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2008-01-31 23:02:33 +00:00
parent 334dc1f58d
commit ec3e5c8a39
1 changed files with 21 additions and 4 deletions
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25
include/llvm/ADT/StringMap.h
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@ -16,6 +16,7 @@
#include "llvm/Support/Allocator.h"
#include <cstring>
#include <string>
namespace llvm {
template<typename ValueT>
@ -268,24 +269,36 @@ public:
if (Bucket == -1) return end();
return iterator(TheTable+Bucket);
}
iterator find(const char *Key) {
return find(Key, Key + strlen(Key));
}
iterator find(const std::string &Key) {
const char* key_start = &Key[0];
return find(key_start, key_start + Key.size());
}
const_iterator find(const char *KeyStart, const char *KeyEnd) const {
int Bucket = FindKey(KeyStart, KeyEnd);
if (Bucket == -1) return end();
return const_iterator(TheTable+Bucket);
}
iterator find(const char *Key) {
return find(Key, Key + strlen(Key));
}
const_iterator find(const char *Key) const {
return find(Key, Key + strlen(Key));
}
const_iterator find(const std::string &Key) const {
const char* key_start = &Key[0];
return find(key_start, key_start + Key.size());
}
ValueTy& operator[](const char *Key) {
value_type& entry = GetOrCreateValue(Key, Key + strlen(Key));
return entry.getValue();
}
ValueTy& operator[](const std::string &Key) {
const char* key_start = &Key[0];
value_type& entry = GetOrCreateValue(key_start, key_start + Key.size());
return entry.getValue();
}
size_type count(const char *KeyStart, const char *KeyEnd) const {
return find(KeyStart, KeyEnd) == end() ? 0 : 1;
@ -293,6 +306,10 @@ public:
size_type count(const char *Key) const {
return count(Key, Key + strlen(Key));
}
size_type count(const std::string &Key) const {
const char* key_start = &Key[0];
return count(key_start, key_start + Key.size());
}
/// insert - Insert the specified key/value pair into the map. If the key
/// already exists in the map, return false and ignore the request, otherwise