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Code Issues Releases Wiki Activity

fix #60 (double escaping)

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This commit is contained in:
Niels 2015-04-24 22:06:57 +02:00
parent 28f21c43f4
commit fc58a73523
4 changed files with 30 additions and 19 deletions
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2
.gitignore vendored
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@ -1,2 +1,4 @@
json_unit
html
benchmark

12
src/json.hpp
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@ -2251,7 +2251,7 @@ class basic_json
{
// control characters (everything between 0x00 and 0x1f)
// -> create four-digit hex representation
std::stringstream ss;
std::basic_stringstream<typename string_t::value_type> ss;
ss << "\\u" << std::hex << std::setw(4) << std::setfill('0') << int(c);
result += ss.str();
}
@ -2391,7 +2391,7 @@ class basic_json
// 15 digits of precision allows round-trip IEEE 754
// string->double->string
const auto sz = static_cast<unsigned int>(std::snprintf(nullptr, 0, "%.15g", m_value.number_float));
std::vector<char> buf(sz + 1);
std::vector<typename string_t::value_type> buf(sz + 1);
std::snprintf(&buf[0], buf.size(), "%.15g", m_value.number_float);
return string_t(buf.data());
}
@ -4577,21 +4577,19 @@ basic_json_parser_59:
result += "\r";
break;
}
// characters that are not "un"escsaped
case '\\':
{
result += "\\\\";
result += "\\";
break;
}
case '/':
{
result += "\\/";
result += "/";
break;
}
case '"':
{
result += "\\\"";
result += "\"";
break;
}

12
src/json.hpp.re2c
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@ -2251,7 +2251,7 @@ class basic_json
{
// control characters (everything between 0x00 and 0x1f)
// -> create four-digit hex representation
std::stringstream ss;
std::basic_stringstream<typename string_t::value_type> ss;
ss << "\\u" << std::hex << std::setw(4) << std::setfill('0') << int(c);
result += ss.str();
}
@ -2391,7 +2391,7 @@ class basic_json
// 15 digits of precision allows round-trip IEEE 754
// string->double->string
const auto sz = static_cast<unsigned int>(std::snprintf(nullptr, 0, "%.15g", m_value.number_float));
std::vector<char> buf(sz + 1);
std::vector<typename string_t::value_type> buf(sz + 1);
std::snprintf(&buf[0], buf.size(), "%.15g", m_value.number_float);
return string_t(buf.data());
}
@ -3883,21 +3883,19 @@ class basic_json
result += "\r";
break;
}
// characters that are not "un"escsaped
case '\\':
{
result += "\\\\";
result += "\\";
break;
}
case '/':
{
result += "\\/";
result += "/";
break;
}
case '"':
{
result += "\\\"";
result += "\"";
break;
}

23
test/unit.cpp
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@ -7328,12 +7328,12 @@ TEST_CASE("parser class")
SECTION("escaped")
{
// quotation mark
CHECK(json::parser("\"\\\"\"").parse() == json("\\\""));
// reverse solidus
CHECK(json::parser("\"\\\\\"").parse() == json("\\\\"));
// quotation mark "\""
CHECK(json::parser("\"\\\"\"").parse() == R"("\"")"_json);
// reverse solidus "\\"
CHECK(json::parser("\"\\\\\"").parse() == R"("\\")"_json);
// solidus
CHECK(json::parser("\"\\/\"").parse() == json("\\/"));
CHECK(json::parser("\"\\/\"").parse() == R"("/")"_json);
// backspace
CHECK(json::parser("\"\\b\"").parse() == json("\b"));
// formfeed
@ -8267,3 +8267,16 @@ TEST_CASE("concepts")
}
}
}
TEST_CASE("regression tests")
{
SECTION("issue #60 - Double quotation mark is not parsed correctly")
{
SECTION("escape_dobulequote")
{
auto s = "[\"\\\"foo\\\"\"]";
json j = json::parse(s);
CHECK(j == R"(["\"foo\""])"_json);
}
}
}