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Refactor stack trace frame printing

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Jeremy 2024-02-28 20:53:28 -06:00
parent 58992cbeb6
commit 0fda4a88ed
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GPG Key ID: BE03111EB7ED6E2E
1 changed files with 64 additions and 54 deletions
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118
src/cpptrace.cpp
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@ -166,6 +166,69 @@ namespace cpptrace {
print(stream, color, true, nullptr); print(stream, color, true, nullptr);
} }
void print_frame(
std::ostream& stream,
bool color,
unsigned frame_number_width,
std::size_t counter,
const stacktrace_frame& frame
) {
const auto reset = color ? ESC "0m" : "";
const auto green = color ? ESC "32m" : "";
const auto yellow = color ? ESC "33m" : "";
const auto blue = color ? ESC "34m" : "";
stream
<< '#'
<< std::setw(static_cast<int>(frame_number_width))
<< std::left
<< counter
<< std::right
<< " ";
if(frame.is_inline) {
stream
<< std::setw(2 * sizeof(frame_ptr) + 2)
<< "(inlined)";
} else {
stream
<< std::hex
<< blue
<< "0x"
<< std::setw(2 * sizeof(frame_ptr))
<< std::setfill('0')
<< frame.raw_address
<< std::dec
<< std::setfill(' ')
<< reset;
}
if(!frame.symbol.empty()) {
stream
<< " in "
<< yellow
<< frame.symbol
<< reset;
}
if(!frame.filename.empty()) {
stream
<< " at "
<< green
<< frame.filename
<< reset;
if(frame.line.has_value()) {
stream
<< ":"
<< blue
<< frame.line.value()
<< reset;
if(frame.column.has_value()) {
stream << ':'
<< blue
<< std::to_string(frame.column.value())
<< reset;
}
}
}
}
void stacktrace::print(std::ostream& stream, bool color, bool newline_at_end, const char* header) const { void stacktrace::print(std::ostream& stream, bool color, bool newline_at_end, const char* header) const {
if( if(
color && ( color && (
@ -180,62 +243,9 @@ namespace cpptrace {
stream<<"<empty trace>" << '\n'; stream<<"<empty trace>" << '\n';
return; return;
} }
const auto reset = color ? ESC "0m" : "";
const auto green = color ? ESC "32m" : "";
const auto yellow = color ? ESC "33m" : "";
const auto blue = color ? ESC "34m" : "";
const auto frame_number_width = detail::n_digits(static_cast<int>(frames.size()) - 1); const auto frame_number_width = detail::n_digits(static_cast<int>(frames.size()) - 1);
for(const auto& frame : frames) { for(const auto& frame : frames) {
stream print_frame(stream, color, frame_number_width, counter, frame);
<< '#'
<< std::setw(static_cast<int>(frame_number_width))
<< std::left
<< counter
<< std::right
<< " ";
if(frame.is_inline) {
stream
<< std::setw(2 * sizeof(frame_ptr) + 2)
<< "(inlined)";
} else {
stream
<< std::hex
<< blue
<< "0x"
<< std::setw(2 * sizeof(frame_ptr))
<< std::setfill('0')
<< frame.raw_address
<< std::dec
<< std::setfill(' ')
<< reset;
}
if(!frame.symbol.empty()) {
stream
<< " in "
<< yellow
<< frame.symbol
<< reset;
}
if(!frame.filename.empty()) {
stream
<< " at "
<< green
<< frame.filename
<< reset;
if(frame.line.has_value()) {
stream
<< ":"
<< blue
<< frame.line.value()
<< reset;
if(frame.column.has_value()) {
stream << ':'
<< blue
<< std::to_string(frame.column.value())
<< reset;
}
}
}
if(newline_at_end || &frame != &frames.back()) { if(newline_at_end || &frame != &frames.back()) {
stream << '\n'; stream << '\n';
} }