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authorAnton Samokhvalov <pg83@yandex.ru>2022-02-10 16:45:15 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:15 +0300
commit72cb13b4aff9bc9cf22e49251bc8fd143f82538f (patch)
treeda2c34829458c7d4e74bdfbdf85dff449e9e7fb8 /library/cpp/string_utils/parse_size
parent778e51ba091dc39e7b7fcab2b9cf4dbedfb6f2b5 (diff)
downloadydb-72cb13b4aff9bc9cf22e49251bc8fd143f82538f.tar.gz
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 1 of 2.
Diffstat (limited to 'library/cpp/string_utils/parse_size')
-rw-r--r--library/cpp/string_utils/parse_size/parse_size.cpp120
-rw-r--r--library/cpp/string_utils/parse_size/parse_size.h52
2 files changed, 86 insertions, 86 deletions
diff --git a/library/cpp/string_utils/parse_size/parse_size.cpp b/library/cpp/string_utils/parse_size/parse_size.cpp
index 39188d560b..1195f89a51 100644
--- a/library/cpp/string_utils/parse_size/parse_size.cpp
+++ b/library/cpp/string_utils/parse_size/parse_size.cpp
@@ -2,89 +2,89 @@
#include <util/generic/yexception.h>
#include <util/generic/ylimits.h>
-#include <util/string/cast.h>
+#include <util/string/cast.h>
#include <util/stream/output.h>
namespace {
- enum ESuffixShifts {
- ESS_KILO_BYTES = 10,
- ESS_MEGA_BYTES = 20,
- ESS_GIGA_BYTES = 30,
- ESS_TERA_BYTES = 40,
- };
-
- bool TryShiftValue(ui64& value, ui64 shift) {
- if (value > (Max<ui64>() >> shift)) {
- return false;
- }
-
- value <<= shift;
- return true;
+ enum ESuffixShifts {
+ ESS_KILO_BYTES = 10,
+ ESS_MEGA_BYTES = 20,
+ ESS_GIGA_BYTES = 30,
+ ESS_TERA_BYTES = 40,
+ };
+
+ bool TryShiftValue(ui64& value, ui64 shift) {
+ if (value > (Max<ui64>() >> shift)) {
+ return false;
+ }
+
+ value <<= shift;
+ return true;
}
- ui64 ShiftValue(ui64 value, ui64 shift) {
- if (!TryShiftValue(value, shift)) {
- ythrow yexception() << "value overflow '" << value << " << " << shift << "'";
- } else {
- return value;
- }
+ ui64 ShiftValue(ui64 value, ui64 shift) {
+ if (!TryShiftValue(value, shift)) {
+ ythrow yexception() << "value overflow '" << value << " << " << shift << "'";
+ } else {
+ return value;
+ }
}
}
namespace NSize {
- ui64 ParseSize(TStringBuf str) {
+ ui64 ParseSize(TStringBuf str) {
if (! str.size())
- ythrow yexception() << "Wrong size " << str;
+ ythrow yexception() << "Wrong size " << str;
char suff = tolower(str[str.size() - 1]);
- if (isdigit(suff))
- return FromString<ui64>(str);
- ui64 shift = 1;
- switch (suff) {
- case 'k':
- shift = ESS_KILO_BYTES;
- break;
- case 'm':
- shift = ESS_MEGA_BYTES;
- break;
- case 'g':
- shift = ESS_GIGA_BYTES;
- break;
- case 't':
- shift = ESS_TERA_BYTES;
- break;
- default:
- ythrow yexception() << "Unknown suffix " << str;
- }
+ if (isdigit(suff))
+ return FromString<ui64>(str);
+ ui64 shift = 1;
+ switch (suff) {
+ case 'k':
+ shift = ESS_KILO_BYTES;
+ break;
+ case 'm':
+ shift = ESS_MEGA_BYTES;
+ break;
+ case 'g':
+ shift = ESS_GIGA_BYTES;
+ break;
+ case 't':
+ shift = ESS_TERA_BYTES;
+ break;
+ default:
+ ythrow yexception() << "Unknown suffix " << str;
+ }
ui64 value = FromString<ui64>(str.substr(0, str.size() - 1));
-
- if (!TryShiftValue(value, shift)) {
- ythrow yexception() << "Value overflow " << str;
- } else {
- return value;
- }
+
+ if (!TryShiftValue(value, shift)) {
+ ythrow yexception() << "Value overflow " << str;
+ } else {
+ return value;
+ }
}
- TSize FromKiloBytes(ui64 value) {
- return TSize(ShiftValue(value, ESS_KILO_BYTES));
- }
+ TSize FromKiloBytes(ui64 value) {
+ return TSize(ShiftValue(value, ESS_KILO_BYTES));
+ }
- TSize FromMegaBytes(ui64 value) {
- return TSize(ShiftValue(value, ESS_MEGA_BYTES));
+ TSize FromMegaBytes(ui64 value) {
+ return TSize(ShiftValue(value, ESS_MEGA_BYTES));
}
- TSize FromGigaBytes(ui64 value) {
- return TSize(ShiftValue(value, ESS_GIGA_BYTES));
- }
+ TSize FromGigaBytes(ui64 value) {
+ return TSize(ShiftValue(value, ESS_GIGA_BYTES));
+ }
- TSize FromTeraBytes(ui64 value) {
- return TSize(ShiftValue(value, ESS_TERA_BYTES));
- }
+ TSize FromTeraBytes(ui64 value) {
+ return TSize(ShiftValue(value, ESS_TERA_BYTES));
+ }
}
-template <>
+template <>
NSize::TSize FromStringImpl<NSize::TSize>(const char* data, size_t len) {
return NSize::TSize(NSize::ParseSize(TStringBuf(data, len)));
}
diff --git a/library/cpp/string_utils/parse_size/parse_size.h b/library/cpp/string_utils/parse_size/parse_size.h
index ad235ef02f..c9fa92980b 100644
--- a/library/cpp/string_utils/parse_size/parse_size.h
+++ b/library/cpp/string_utils/parse_size/parse_size.h
@@ -3,31 +3,31 @@
#include <util/generic/strbuf.h>
namespace NSize {
- ui64 ParseSize(TStringBuf size);
-
- // Convenient disk size representation with string parsing and integer comparison
- class TSize {
- public:
- TSize(ui64 value = 0)
- : Value(value)
- {
- }
-
- ui64 GetValue() const {
- return Value;
- }
-
- operator ui64() const {
- return Value;
- }
-
- private:
- ui64 Value;
- };
-
- TSize FromKiloBytes(ui64 value);
- TSize FromMegaBytes(ui64 value);
- TSize FromGigaBytes(ui64 value);
- TSize FromTeraBytes(ui64 value);
+ ui64 ParseSize(TStringBuf size);
+
+ // Convenient disk size representation with string parsing and integer comparison
+ class TSize {
+ public:
+ TSize(ui64 value = 0)
+ : Value(value)
+ {
+ }
+
+ ui64 GetValue() const {
+ return Value;
+ }
+
+ operator ui64() const {
+ return Value;
+ }
+
+ private:
+ ui64 Value;
+ };
+
+ TSize FromKiloBytes(ui64 value);
+ TSize FromMegaBytes(ui64 value);
+ TSize FromGigaBytes(ui64 value);
+ TSize FromTeraBytes(ui64 value);
}