OutputBuffer Output::get_buffer(void)
{
Emitter emitter(opt);
Inspect inspect(emitter);
size_t size_nodes = top_nodes.size();
for (size_t i = 0; i < size_nodes; i++) {
top_nodes[i]->perform(&inspect);
inspect.append_mandatory_linefeed();
}
// flush scheduled outputs
// maybe omit semicolon if possible
inspect.finalize(wbuf.buffer.size() == 0);
// prepend buffer on top
prepend_output(inspect.output());
// make sure we end with a linefeed
if (!ends_with(wbuf.buffer, opt.linefeed)) {
// if the output is not completely empty
if (!wbuf.buffer.empty()) append_string(opt.linefeed);
}
// search for unicode char
for(const char& chr : wbuf.buffer) {
// skip all ascii chars
// static cast to unsigned to handle `char` being signed / unsigned
if (static_cast<unsigned>(chr) < 128) continue;
// declare the charset
if (output_style() != COMPRESSED)
charset = "@charset \"UTF-8\";"
+ std::string(opt.linefeed);
else charset = "\xEF\xBB\xBF";
// abort search
break;
}
// add charset as first line, before comments and imports
if (!charset.empty()) prepend_string(charset);
return wbuf;
}
OutputBuffer Output::get_buffer(void)
{
Emitter emitter(ctx);
Inspect inspect(emitter);
size_t size_nodes = top_nodes.size();
for (size_t i = 0; i < size_nodes; i++) {
top_nodes[i]->perform(&inspect);
inspect.append_mandatory_linefeed();
}
// flush scheduled outputs
inspect.finalize();
// prepend buffer on top
prepend_output(inspect.output());
// make sure we end with a linefeed
if (!ends_with(wbuf.buffer, ctx->linefeed)) {
// if the output is not completely empty
if (!wbuf.buffer.empty()) append_string(ctx->linefeed);
}
// search for unicode char
for(const char& chr : wbuf.buffer) {
// skip all ascii chars
if (chr >= 0) continue;
// declare the charset
if (output_style() != SASS_STYLE_COMPRESSED)
charset = "@charset \"UTF-8\";"
+ ctx->linefeed;
else charset = "\xEF\xBB\xBF";
// abort search
break;
}
// add charset as first line, before comments and imports
if (!charset.empty()) prepend_string(charset);
return wbuf;
}
