bool JsonIn::get_bool()
{
char ch;
char text[5];
std::stringstream err;
eat_whitespace();
stream->get(ch);
if (ch == 't') {
stream->get(text, 4);
if (strcmp(text, "rue") == 0) {
end_value();
return true;
} else {
err << "not a boolean. expected \"true\", but got \"";
err << ch << text << "\"";
error(err.str(), -4);
}
} else if (ch == 'f') {
stream->get(text, 5);
if (strcmp(text, "alse") == 0) {
end_value();
return false;
} else {
err << "not a boolean. expected \"false\", but got \"";
err << ch << text << "\"";
error(err.str(), -5);
}
}
err << "not a boolean value! expected 't' or 'f' but got '" << ch << "'";
error(err.str(), -1);
throw (std::string)"warnings are silly";
}
void do_double_value(double value, uint8_t precision) override
{
begin_value();
if (is_nan(value) && format_.replace_nan())
{
bos_.write(format_.nan_replacement());
}
else if (is_pos_inf(value) && format_.replace_pos_inf())
{
bos_.write(format_.pos_inf_replacement());
}
else if (is_neg_inf(value) && format_.replace_neg_inf())
{
bos_.write(format_.neg_inf_replacement());
}
//else if (format_.floatfield() != 0)
//{
//std::basic_ostringstream<CharT> os;
//os.imbue(std::locale::classic());
//os.setf(format_.floatfield(), std::ios::floatfield);
//os << std::showpoint << std::setprecision(format_.precision()) << value;
//*os_ << os.str();
//}
else
{
fp_.print(value,precision,bos_);
}
end_value();
}
void do_double_value(double value) override
{
begin_value();
if (is_nan(value) && format_.replace_nan())
{
*os_ << format_.nan_replacement();
}
else if (is_pos_inf(value) && format_.replace_pos_inf())
{
*os_ << format_.pos_inf_replacement();
}
else if (is_neg_inf(value) && format_.replace_neg_inf())
{
*os_ << format_.neg_inf_replacement();
}
else if (format_.floatfield() != 0)
{
std::basic_ostringstream<Char> os;
os.imbue(std::locale::classic());
os.setf(format_.floatfield(), std::ios::floatfield);
os << std::showpoint << std::setprecision(format_.precision()) << value;
*os_ << os.str();
}
else
{
std::basic_string<Char> buf = float_to_string<Char>(value,format_.precision());
*os_ << buf;
}
end_value();
}
void do_null_value() override
{
begin_value();
*os_ << json_char_traits<Char,sizeof(Char)>::null_literal();
end_value();
}
void do_longlong_value(long long value) override
{
begin_value();
*os_ << value;
end_value();
}
void do_ulonglong_value(unsigned long long value) override
{
begin_value();
*os_ << value;
end_value();
}
virtual void write_bool(bool value)
{
begin_value();
os_ << (value ? json_char_traits<Char,sizeof(Char)>::true_literal() : json_char_traits<Char,sizeof(Char)>::false_literal());
end_value();
}
virtual void write_ulonglong(unsigned long long value)
{
begin_value();
os_ << value;
end_value();
}
virtual void write_longlong(long long value)
{
begin_value();
os_ << value;
end_value();
}
virtual void write_null()
{
begin_value();
os_ << json_char_traits<Char,sizeof(Char)>::null_literal();
end_value();
}
void do_bool_value(bool value) override
{
begin_value();
*os_ << (value ? json_char_traits<Char,sizeof(Char)>::true_literal() : json_char_traits<Char,sizeof(Char)>::false_literal());
end_value();
}
/**
* Set a value compatible for 7 and 8 bit version of blank end.
* VGA doc report use of 7 bit, but other documentations report that many
* SVGA use all 8 bit.
* \note Call after vertical_blank_start_set.
*/
void vga_regs_vbe_set(struct vga_regs* regs, unsigned value)
{
/* get first 8 bit of start */
unsigned start8 = regs->crtc[0x15];
/* compute first 8 bit of end, compatible also for 7 bit regs */
unsigned end8 = end_value(start8, value & 0x7F, 7);
regs->crtc[0x16] = mask(end8, 0, 8);
}
void eval_standard(int argc, char *argv[])
{
main_argc = argc;
main_argv = argv;
beg_const();
eval_script();
end_const();
end_value();
}
void do_null_value() override
{
begin_value();
auto buf = json_literals<CharT>::null_literal();
bos_.write(buf.first,buf.second);
end_value();
}
void do_string_value(const CharT* value, size_t length) override
{
begin_value();
bos_. put('\"');
escape_string<CharT>(value, length, format_, bos_);
bos_. put('\"');
end_value();
}
virtual void write_string(const Char* value, size_t length)
{
begin_value();
os_.put('\"');
escape_string<Char>(value, length, format_, os_);
os_.put('\"');
end_value();
}
void do_string_value(const Char* value, size_t length) override
{
begin_value();
os_->put('\"');
escape_string<Char>(value, length, format_, *os_);
os_->put('\"');
end_value();
}
void JsonIn::skip_false()
{
char text[6];
eat_whitespace();
stream->get(text, 6);
if (strcmp(text, "false") != 0) {
std::stringstream err;
err << "expected \"false\", but found \"" << text << "\"";
error(err.str(), -5);
}
end_value();
}
void JsonIn::skip_null()
{
char text[5];
eat_whitespace();
stream->get(text, 5);
if (strcmp(text, "null") != 0) {
std::stringstream err;
err << "expected \"null\", but found \"" << text << "\"";
error(err.str(), -4);
}
end_value();
}
void do_end_object() override
{
unindent();
if (indenting_ && !stack_.empty())
{
write_indent();
}
stack_.pop_back();
os_->put('}');
end_value();
}
virtual void end_array()
{
unindent();
if (indenting_ && !stack_.empty() && stack_.back().content_indented_)
{
write_indent();
}
stack_.pop_back();
os_.put(']');
end_value();
}
virtual void end_object()
{
unindent();
if (indenting_ && !stack_.empty())
{
write_indent();
}
stack_.pop_back();
os_.put('}');
end_value();
}
void do_end_array() override
{
unindent();
if (indenting_ && !stack_.empty() && stack_.back().content_indented_)
{
write_indent();
}
stack_.pop_back();
os_->put(']');
end_value();
}
void fallFromStage() noexcept {
on_stage_ = false;
ci::Vec3f end_value(block_position_ + ci::Vec3f(0, fall_y_, 0));
auto options = animation_timeline_->apply(&position_,
end_value,
fall_duration_,
getEaseFunc(fall_ease_));
options.finishFn([this]() noexcept {
active_ = false;
});
}
void JsonIn::skip_number()
{
char ch;
eat_whitespace();
// skip all of (+-0123456789.eE)
while (stream->good()) {
stream->get(ch);
if (ch != '+' && ch != '-' && (ch < '0' || ch > '9') &&
ch != 'e' && ch != 'E' && ch != '.') {
stream->unget();
break;
}
}
end_value();
}
bool JsonIn::end_object()
{
eat_whitespace();
if (peek() == '}') {
if (strict && ate_separator) {
uneat_whitespace();
error("separator not strictly allowed at end of object");
}
stream->get();
end_value();
return true;
} else {
// not the end yet, so just return false?
return false;
}
}
void do_bool_value(bool value) override
{
begin_value();
if (value)
{
auto buf = json_literals<CharT>::true_literal();
bos_.write(buf.first,buf.second);
}
else
{
auto buf = json_literals<CharT>::false_literal();
bos_.write(buf.first,buf.second);
}
end_value();
}
void fallFromStage() noexcept {
on_stage_ = false;
getatable_ = false;
offset_.stop();
ci::Vec3f end_value(block_position_ + ci::Vec3f(0, fall_y_, 0));
auto options = animation_timeline_->apply(&position_,
end_value,
fall_duration_,
getEaseFunc(fall_ease_));
options.finishFn([this]() noexcept {
active_ = false;
});
startShadowAlphaTween(0.0f);
}
void JsonIn::skip_string()
{
char ch;
eat_whitespace();
stream->get(ch);
if (ch != '"') {
std::stringstream err;
err << "expecting string but found '" << ch << "'";
error(err.str(), -1);
}
while (stream->good()) {
stream->get(ch);
if (ch == '\\') {
stream->get(ch);
continue;
} else if (ch == '"') {
break;
} else if (strict && (ch == '\r' || ch == '\n')) {
error("string not closed before end of line", -1);
}
}
end_value();
}
std::string JsonIn::get_string()
{
std::string s = "";
char ch;
bool backslash = false;
char unihex[5] = "0000";
eat_whitespace();
int startpos = tell();
// the first character had better be a '"'
stream->get(ch);
if (ch != '"') {
std::stringstream err;
err << "expecting string but got '" << ch << "'";
error(err.str(), -1);
}
// add chars to the string, one at a time, converting:
// \", \\, \/, \b, \f, \n, \r, \t and \uxxxx according to JSON spec.
while (stream->good()) {
stream->get(ch);
if (ch == '\\') {
if (backslash) {
s += '\\';
backslash = false;
} else {
backslash = true;
continue;
}
} else if (backslash) {
backslash = false;
if (ch == '"') {
s += '"';
} else if (ch == '/') {
s += '/';
} else if (ch == 'b') {
s += '\b';
} else if (ch == 'f') {
s += '\f';
} else if (ch == 'n') {
s += '\n';
} else if (ch == 'r') {
s += '\r';
} else if (ch == 't') {
s += '\t';
} else if (ch == 'u') {
// get the next four characters as hexadecimal
stream->get(unihex, 5);
// insert the appropriate unicode character in utf8
// TODO: verify that unihex is in fact 4 hex digits.
char** endptr = 0;
unsigned u = (unsigned)strtoul(unihex, endptr, 16);
s += utf16_to_utf8(u);
} else {
// for anything else, just add the character, i suppose
s += ch;
}
} else if (ch == '"') {
// end of the string
end_value();
return s;
} else if (strict && (ch == '\r' || ch == '\n')) {
error("reached end of line without closing string", -1);
} else if (strict && (unsigned char)ch < 0x20) {
error("invalid character inside string", -1);
} else {
s += ch;
}
}
// if we get to here, probably hit a premature EOF?
if (stream->eof()) {
stream->clear();
seek(startpos);
error("couldn't find end of string, reached EOF.");
} else if (stream->fail()) {
throw (std::string)"stream failure while reading string.";
}
throw (std::string)"something went wrong D:";
}
