1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
#include "tskv_map.h"
namespace {
void Split(const TStringBuf& kv, TStringBuf& key, TStringBuf& value, bool& keyHasEscapes) {
size_t delimiter = 0;
keyHasEscapes = false;
for (delimiter = 0; delimiter < kv.size() && kv[delimiter] != '='; ++delimiter) {
if (kv[delimiter] == '\\') {
++delimiter;
keyHasEscapes = true;
}
}
if (delimiter < kv.size()) {
key = kv.Head(delimiter);
value = kv.Tail(delimiter + 1);
} else {
throw yexception() << "Incorrect tskv format";
}
}
TStringBuf DeserializeTokenToBuffer(const TStringBuf& token, TString& buffer) {
size_t tokenStart = buffer.size();
NTskvFormat::Unescape(token, buffer);
return TStringBuf(buffer).Tail(tokenStart);
}
void DeserializeTokenToString(const TStringBuf& token, TString& result, bool unescape) {
if (unescape) {
result.clear();
NTskvFormat::Unescape(token, result);
} else {
result = token;
}
}
}
void NTskvFormat::NDetail::DeserializeKvToStringBufs(const TStringBuf& kv, TStringBuf& key, TStringBuf& value, TString& buffer, bool unescape) {
bool keyHasEscapes = false;
Split(kv, key, value, keyHasEscapes);
if (unescape) {
if (keyHasEscapes) {
key = DeserializeTokenToBuffer(key, buffer);
}
if (value.Contains('\\')) {
value = DeserializeTokenToBuffer(value, buffer);
}
}
}
void NTskvFormat::NDetail::DeserializeKvToStrings(const TStringBuf& kv, TString& key, TString& value, bool unescape) {
TStringBuf keyBuf, valueBuf;
bool keyHasEscapes = false;
Split(kv, keyBuf, valueBuf, keyHasEscapes);
Y_UNUSED(keyHasEscapes);
DeserializeTokenToString(keyBuf, key, unescape);
DeserializeTokenToString(valueBuf, value, unescape);
}
|