blob: 2e47e4a78e53e8190bd29db6dc004225036e87bf (
plain)
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
|
// file : tests/string-parser/driver.cxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#ifndef __cpp_lib_modules_ts
#include <string>
#include <vector>
#include <iostream>
#endif
// Other includes.
#ifdef __cpp_modules_ts
#ifdef __cpp_lib_modules_ts
import std.core;
import std.io;
#endif
import butl.utility; // operator<<(ostream,exception)
import butl.string_parser;
#else
#include <libbutl/utility.mxx>
#include <libbutl/string-parser.mxx>
#endif
#undef NDEBUG
#include <cassert>
using namespace std;
using namespace butl::string_parser;
// Usage: argv[0] [-l] [-u] [-p]
//
// Read and parse lines into strings from STDIN and print them to STDOUT.
//
// -l output each string on a separate line
// -u unquote strings
// -p output positions
//
int
main (int argc, char* argv[])
try
{
bool spl (false); // Print string per line.
bool unquote (false);
bool pos (false);
for (int i (1); i != argc; ++i)
{
string o (argv[i]);
if (o == "-l")
spl = true;
else if (o == "-u")
unquote = true;
else if (o == "-p")
pos = true;
else
assert (false);
}
// Do not throw when eofbit is set (end of stream reached), and when failbit
// is set (getline() failed to extract any character).
//
cin.exceptions (ios::badbit);
cout.exceptions (ios::failbit | ios::badbit);
string l;
while (getline (cin, l))
{
vector<pair<string, size_t>> v (parse_quoted_position (l, unquote));
if (!spl)
{
for (auto b (v.cbegin ()), i (b), e (v.cend ()); i != e; ++i)
{
if (i != b)
cout << ' ';
if (pos)
cout << i->second << ":";
cout << i->first;
}
cout << endl;
}
else
{
for (const auto& s: v)
{
if (pos)
cout << s.second << ":";
cout << s.first << endl;
}
}
}
return 0;
}
catch (const invalid_string& e)
{
cerr << e.position << ": " << e << endl;
return 1;
}
|
