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Stored size: 1.52 KB
Contents
#ifndef SASS_BACKTRACE_H
#define SASS_BACKTRACE_H
#include <sstream>
#include "file.hpp"
#include "position.hpp"
namespace Sass {
struct Backtrace {
Backtrace* parent;
ParserState pstate;
std::string caller;
Backtrace(Backtrace* prn, ParserState pstate, std::string c)
: parent(prn),
pstate(pstate),
caller(c)
{ }
std::string to_string(bool warning = false)
{
size_t i = -1;
std::stringstream ss;
std::string cwd(Sass::File::get_cwd());
Backtrace* this_point = this;
if (!warning) ss << std::endl << "Backtrace:";
// the first tracepoint (which is parent-less) is an empty placeholder
while (this_point->parent) {
// make path relative to the current directory
std::string rel_path(Sass::File::abs2rel(this_point->pstate.path, cwd, cwd));
if (warning) {
ss << std::endl
<< "\t"
<< (++i == 0 ? "on" : "from")
<< " line "
<< this_point->pstate.line + 1
<< " of "
<< rel_path;
} else {
ss << std::endl
<< "\t"
<< rel_path
<< ":"
<< this_point->pstate.line + 1
<< this_point->parent->caller;
}
this_point = this_point->parent;
}
return ss.str();
}
size_t depth()
{
size_t d = 0;
Backtrace* p = parent;
while (p) {
++d;
p = p->parent;
}
return d-1;
}
};
}
#endif
Version data entries
13 entries across 13 versions & 2 rubygems