void Path::makePath(const JSONCPP_STRING& path, const InArgs& in) {
const char* current = path.c_str();
const char* end = current + path.length();
InArgs::const_iterator itInArg = in.begin();
while (current != end) {
if (*current == '[') {
++current;
if (*current == '%')
addPathInArg(path, in, itInArg, PathArgument::kindIndex);
else {
ArrayIndex index = 0;
for (; current != end && *current >= '0' && *current <= '9'; ++current)
index = index * 10 + ArrayIndex(*current - '0');
args_.push_back(index);
}
if (current == end || *++current != ']')
invalidPath(path, int(current - path.c_str()));
} else if (*current == '%') {
addPathInArg(path, in, itInArg, PathArgument::kindKey);
++current;
} else if (*current == '.' || *current == ']') {
++current;
} else {
const char* beginName = current;
while (current != end && !strchr("[.", *current))
++current;
args_.push_back(JSONCPP_STRING(beginName, current));
}
}
}
static int rewriteValueTree(
const JSONCPP_STRING& rewritePath,
const Json::Value& root,
Options::writeFuncType write,
JSONCPP_STRING* rewrite)
{
*rewrite = write(root);
FILE* fout = fopen(rewritePath.c_str(), "wt");
if (!fout) {
printf("Failed to create rewrite file: %s\n", rewritePath.c_str());
return 2;
}
fprintf(fout, "%s\n", rewrite->c_str());
fclose(fout);
return 0;
}
static JSONCPP_STRING removeSuffix(const JSONCPP_STRING& path,
const JSONCPP_STRING& extension) {
if (extension.length() >= path.length())
return JSONCPP_STRING("");
JSONCPP_STRING suffix = path.substr(path.length() - extension.length());
if (suffix != extension)
return JSONCPP_STRING("");
return path.substr(0, path.length() - extension.length());
}
Json::Value getDOM(std::string const& path) {
JSONCPP_STRING input = readInputTestFile(path.c_str());
if (input.empty()) {
throw std::runtime_error("Empty input file");
}
Json::Features mode = Json::Features::strictMode();
mode.allowComments_ = true;
Json::Value root;
Json::Reader reader(mode);
bool parsingSuccessful = reader.parse(input.data(), input.data() + input.size(), root);
if (!parsingSuccessful) {
throw std::runtime_error(
std::string("Failed to parse file: ") +
reader.getFormattedErrorMessages());
}
return root;
}
static int runTest(Options const& opts)
{
int exitCode = 0;
JSONCPP_STRING input = readInputTestFile(opts.path.c_str());
if (input.empty()) {
printf("Failed to read input or empty input: %s\n", opts.path.c_str());
return 3;
}
JSONCPP_STRING basePath = removeSuffix(opts.path, ".json");
if (!opts.parseOnly && basePath.empty()) {
printf("Bad input path. Path does not end with '.expected':\n%s\n",
opts.path.c_str());
return 3;
}
JSONCPP_STRING const actualPath = basePath + ".actual";
JSONCPP_STRING const rewritePath = basePath + ".rewrite";
JSONCPP_STRING const rewriteActualPath = basePath + ".actual-rewrite";
Json::Value root;
exitCode = parseAndSaveValueTree(
input, actualPath, "input",
opts.features, opts.parseOnly, &root);
if (exitCode || opts.parseOnly) {
return exitCode;
}
JSONCPP_STRING rewrite;
exitCode = rewriteValueTree(rewritePath, root, opts.write, &rewrite);
if (exitCode) {
return exitCode;
}
Json::Value rewriteRoot;
exitCode = parseAndSaveValueTree(
rewrite, rewriteActualPath, "rewrite",
opts.features, opts.parseOnly, &rewriteRoot);
if (exitCode) {
return exitCode;
}
return 0;
}
static int parseAndSaveValueTree(const JSONCPP_STRING& input,
const JSONCPP_STRING& actual,
const JSONCPP_STRING& kind,
const Json::Features& features,
bool parseOnly,
Json::Value* root)
{
Json::Reader reader(features);
bool parsingSuccessful = reader.parse(input.data(), input.data() + input.size(), *root);
if (!parsingSuccessful) {
printf("Failed to parse %s file: \n%s\n",
kind.c_str(),
reader.getFormattedErrorMessages().c_str());
return 1;
}
if (!parseOnly) {
FILE* factual = fopen(actual.c_str(), "wt");
if (!factual) {
printf("Failed to create %s actual file.\n", kind.c_str());
return 2;
}
printValueTree(factual, *root);
fclose(factual);
}
return 0;
}
static void
printValueTree(FILE* fout, Json::Value& value, const JSONCPP_STRING& path = ".") {
if (value.hasComment(Json::commentBefore)) {
fprintf(fout, "%s\n", value.getComment(Json::commentBefore).c_str());
}
switch (value.type()) {
case Json::nullValue:
fprintf(fout, "%s=null\n", path.c_str());
break;
case Json::intValue:
fprintf(fout,
"%s=%s\n",
path.c_str(),
Json::valueToString(value.asLargestInt()).c_str());
break;
case Json::uintValue:
fprintf(fout,
"%s=%s\n",
path.c_str(),
Json::valueToString(value.asLargestUInt()).c_str());
break;
case Json::realValue:
fprintf(fout,
"%s=%s\n",
path.c_str(),
normalizeFloatingPointStr(value.asDouble()).c_str());
break;
case Json::stringValue:
fprintf(fout, "%s=\"%s\"\n", path.c_str(), value.asString().c_str());
break;
case Json::booleanValue:
fprintf(fout, "%s=%s\n", path.c_str(), value.asBool() ? "true" : "false");
break;
case Json::arrayValue: {
fprintf(fout, "%s=[]\n", path.c_str());
Json::ArrayIndex size = value.size();
for (Json::ArrayIndex index = 0; index < size; ++index) {
static char buffer[16];
#if defined(_MSC_VER) && defined(__STDC_SECURE_LIB__)
sprintf_s(buffer, sizeof(buffer), "[%d]", index);
#else
snprintf(buffer, sizeof(buffer), "[%d]", index);
#endif
printValueTree(fout, value[index], path + buffer);
}
} break;
case Json::objectValue: {
fprintf(fout, "%s={}\n", path.c_str());
Json::Value::Members members(value.getMemberNames());
std::sort(members.begin(), members.end());
JSONCPP_STRING suffix = *(path.end() - 1) == '.' ? "" : ".";
for (Json::Value::Members::iterator it = members.begin();
it != members.end();
++it) {
const JSONCPP_STRING name = *it;
printValueTree(fout, value[name], path + suffix + name);
}
} break;
default:
break;
}
if (value.hasComment(Json::commentAfter)) {
fprintf(fout, "%s\n", value.getComment(Json::commentAfter).c_str());
}
}
Value::Value(const JSONCPP_STRING& value) {
initBasic(stringValue, true);
value_.string_ =
duplicateAndPrefixStringValue(value.data(), static_cast<unsigned>(value.length()));
}
PathArgument::PathArgument(const JSONCPP_STRING& key)
: key_(key.c_str()), index_(), kind_(kindKey) {}
void Value::setComment(const JSONCPP_STRING& comment, CommentPlacement placement) {
setComment(comment.c_str(), comment.length(), placement);
}
bool Value::isMember(JSONCPP_STRING const& key) const
{
return isMember(key.data(), key.data() + key.length());
}
Value Value::removeMember(const JSONCPP_STRING& key)
{
return removeMember(key.c_str());
}
bool Value::removeMember(JSONCPP_STRING const& key, Value* removed)
{
return removeMember(key.data(), key.data() + key.length(), removed);
}
Value Value::get(JSONCPP_STRING const& key, Value const& defaultValue) const
{
return get(key.data(), key.data() + key.length(), defaultValue);
}
static JSONCPP_STRING valueToQuotedStringN(const char* value, unsigned length) {
if (value == NULL)
return "";
// Not sure how to handle unicode...
if (strnpbrk(value, "\"\\\b\f\n\r\t", length) == NULL &&
!containsControlCharacter0(value, length))
return JSONCPP_STRING("\"") + value + "\"";
// We have to walk value and escape any special characters.
// Appending to JSONCPP_STRING is not efficient, but this should be rare.
// (Note: forward slashes are *not* rare, but I am not escaping them.)
JSONCPP_STRING::size_type maxsize =
length * 2 + 3; // allescaped+quotes+NULL
JSONCPP_STRING result;
result.reserve(maxsize); // to avoid lots of mallocs
result += "\"";
char const* end = value + length;
for (const char* c = value; c != end; ++c) {
switch (*c) {
case '\"':
result += "\\\"";
break;
case '\\':
result += "\\\\";
break;
case '\b':
result += "\\b";
break;
case '\f':
result += "\\f";
break;
case '\n':
result += "\\n";
break;
case '\r':
result += "\\r";
break;
case '\t':
result += "\\t";
break;
// case '/':
// Even though \/ is considered a legal escape in JSON, a bare
// slash is also legal, so I see no reason to escape it.
// (I hope I am not misunderstanding something.)
// blep notes: actually escaping \/ may be useful in javascript to avoid </
// sequence.
// Should add a flag to allow this compatibility mode and prevent this
// sequence from occurring.
default:
if ((isControlCharacter(*c)) || (*c == 0)) {
JSONCPP_OSTRINGSTREAM oss;
oss << "\\u" << std::hex << std::uppercase << std::setfill('0')
<< std::setw(4) << static_cast<int>(*c);
result += oss.str();
} else {
result += *c;
}
break;
}
}
result += "\"";
return result;
}
