Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

implemented colorizer for Windows. #332

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

implemented colorizer for Windows. #332

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
51 changes: 47 additions & 4 deletions backward.hpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3941,7 +3941,7 @@ class cfile_streambuf : public std::streambuf {
#ifdef BACKWARD_SYSTEM_LINUX

namespace Color {
enum type { yellow = 33, purple = 35, reset = 39 };
enum type { yellow = 33, purple = 35, red = 31, reset = 39 };
} // namespace Color

class Colorize {
Expand Down Expand Up @@ -3981,8 +3981,46 @@ class Colorize {

#else // ndef BACKWARD_SYSTEM_LINUX

#ifdef BACKWARD_SYSTEM_WINDOWS

namespace Color {
enum type { yellow = 0, purple = 0, reset = 0 };
enum type { yellow = 33, purple = 35, red = 31, reset = 0 };
} // namespace Color

class Colorize {
public:
Colorize(std::ostream &os) : _os(os), _reset(false), _enabled(false) {}
void activate(ColorMode::type mode) { _enabled = mode == ColorMode::always; }
void activate(ColorMode::type mode, FILE *fp) { activate(mode, fileno(fp)); }
void set_color(Color::type ccode) {
if (!_enabled)
return;

// I assume that the terminal can handle basic colors. Seriously I
// don't want to deal with all the termcap shit.
_os << "\x1B[" << static_cast<int>(ccode) << "m";
_reset = (ccode != Color::reset);
}

~Colorize() {
if (_reset) {
set_color(Color::reset);
}
}

private:
void activate(ColorMode::type mode, int fd) {
activate(mode == ColorMode::automatic ? ColorMode::always : mode);
}
std::ostream &_os;
bool _reset;
bool _enabled;
};

#else // ndef BACKWARD_SYSTEM_WINDOWS

namespace Color {
enum type { yellow = 0, purple = 0, red = 0, reset = 0 };
} // namespace Color

class Colorize {
Expand All @@ -3993,6 +4031,7 @@ class Colorize {
void set_color(Color::type) {}
};

#endif // BACKWARD_SYSTEM_WINDOWS
#endif // BACKWARD_SYSTEM_LINUX

class Printer {
Expand Down Expand Up @@ -4101,7 +4140,7 @@ class Printer {
}
const ResolvedTrace::SourceLoc &inliner_loc =
trace.inliners[inliner_idx - 1];
print_source_loc(os, " | ", inliner_loc);
print_source_loc(os, " | ", inliner_loc, colorize, Color::red);
if (snippet) {
print_snippet(os, " | ", inliner_loc, colorize, Color::purple,
inliner_context_size);
Expand All @@ -4113,7 +4152,8 @@ class Printer {
if (!already_indented) {
os << " ";
}
print_source_loc(os, " ", trace.source, trace.addr);
print_source_loc(os, " ", trace.source, colorize, Color::red,
trace.addr);
if (snippet) {
print_snippet(os, " ", trace.source, colorize, Color::yellow,
trace_context_size);
Expand Down Expand Up @@ -4147,9 +4187,12 @@ class Printer {

void print_source_loc(std::ostream &os, const char *indent,
const ResolvedTrace::SourceLoc &source_loc,
Colorize &colorize, Color::type color_code,
void *addr = nullptr) {
colorize.set_color(color_code);
os << indent << "Source \"" << source_loc.filename << "\", line "
<< source_loc.line << ", in " << source_loc.function;
colorize.set_color(Color::reset);

if (address && addr != nullptr) {
os << " [" << addr << "]";
Expand Down