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string_escape.hpp
1#pragma once
2
3#include <string>
4#include <nlohmann/detail/macro_scope.hpp>
5
6namespace nlohmann
7{
8namespace detail
9{
10
24inline void replace_substring(std::string& s, const std::string& f,
25 const std::string& t)
26{
27 JSON_ASSERT(!f.empty());
28 for (auto pos = s.find(f); // find first occurrence of f
29 pos != std::string::npos; // make sure f was found
30 s.replace(pos, f.size(), t), // replace with t, and
31 pos = s.find(f, pos + t.size())) // find next occurrence of f
32 {}
33}
34
42inline std::string escape(std::string s)
43{
44 replace_substring(s, "~", "~0");
45 replace_substring(s, "/", "~1");
46 return s;
47}
48
56static void unescape(std::string& s)
57{
58 replace_substring(s, "~1", "/");
59 replace_substring(s, "~0", "~");
60}
61
62} // namespace detail
63} // namespace nlohmann
std::string escape(std::string s)
string escaping as described in RFC 6901 (Sect. 4)
Definition string_escape.hpp:42
void replace_substring(std::string &s, const std::string &f, const std::string &t)
replace all occurrences of a substring by another string
Definition string_escape.hpp:24
namespace for Niels Lohmann
Definition adl_serializer.hpp:12