blob: 2839cca53f66aa574152a7431da9e1507846155d (
plain) (
blame)
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
#include "last_getopt_opt.h"
#include <util/stream/format.h>
#include <util/string/escape.h>
#include <util/generic/ylimits.h>
#include <util/generic/utility.h>
#include <util/generic/algorithm.h>
#include <ctype.h>
namespace NLastGetopt {
static const TStringBuf ExcludedShortNameChars = "= -\t\n";
static const TStringBuf ExcludedLongNameChars = "= \t\n";
bool TOpt::NameIs(const TString& name) const {
for (const auto& next : LongNames_) {
if (next == name)
return true;
}
return false;
}
bool TOpt::CharIs(char c) const {
for (auto next : Chars_) {
if (next == c)
return true;
}
return false;
}
char TOpt::GetChar() const {
;
if (Chars_.empty())
ythrow TConfException() << "no char for option " << this->ToShortString();
return Chars_.at(0);
}
char TOpt::GetCharOr0() const {
if (Chars_.empty())
return 0;
return GetChar();
}
TString TOpt::GetName() const {
;
if (LongNames_.empty())
ythrow TConfException() << "no name for option " << this->ToShortString();
return LongNames_.at(0);
}
bool TOpt::IsAllowedShortName(unsigned char c) {
return isprint(c) && TStringBuf::npos == ExcludedShortNameChars.find(c);
}
TOpt& TOpt::AddShortName(unsigned char c) {
;
if (!IsAllowedShortName(c))
throw TUsageException() << "option char '" << c << "' is not allowed";
Chars_.push_back(c);
return *this;
}
bool TOpt::IsAllowedLongName(const TString& name, unsigned char* out) {
for (size_t i = 0; i != name.size(); ++i) {
const unsigned char c = name[i];
if (!isprint(c) || TStringBuf::npos != ExcludedLongNameChars.find(c)) {
if (nullptr != out)
*out = c;
return false;
}
}
return true;
}
TOpt& TOpt::AddLongName(const TString& name) {
;
unsigned char c = 0;
if (!IsAllowedLongName(name, &c))
throw TUsageException() << "option char '" << c
<< "' in long '" << name << "' is not allowed";
LongNames_.push_back(name);
return *this;
}
namespace NPrivate {
TString OptToString(char c);
TString OptToString(const TString& longOption);
}
TString TOpt::ToShortString() const {
;
if (!LongNames_.empty())
return NPrivate::OptToString(LongNames_.front());
if (!Chars_.empty())
return NPrivate::OptToString(Chars_.front());
return "?";
}
void TOpt::FireHandlers(const TOptsParser* parser) const {
for (const auto& handler : Handlers_) {
handler->HandleOpt(parser);
}
}
TOpt& TOpt::IfPresentDisableCompletionFor(const TOpt& opt) {
if (opt.GetLongNames()) {
IfPresentDisableCompletionFor(opt.GetName());
} else {
IfPresentDisableCompletionFor(opt.GetChar());
}
return *this;
}
}
|