mirror of
https://github.com/zebrajr/pytorch.git
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dbe850af5b
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/33851 Rationale and context described in #33828. Script to reproduce the move: https://gist.github.com/suo/16cbefaaeb67ca5a7c6caffd49b7f6e9 ghstack-source-id: 99079645 Test Plan: Make sure CI passes Reviewed By: jamesr66a Differential Revision: D20133869 fbshipit-source-id: 390e9241a9c85366d9005c492ac31f10aa96488e
97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
#include <torch/csrc/jit/frontend/source_range.h>
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#include <torch/csrc/jit/serialization/source_range_serialization.h>
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namespace torch {
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namespace jit {
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c10::optional<SourceRange> Source::findSourceRangeThatGenerated(
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const SourceRange& range) {
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if (!gen_ranges_) {
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return c10::nullopt;
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}
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return gen_ranges_->findSourceRangeThatGenerated(range);
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}
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C10_EXPORT void SourceRange::highlight(std::ostream& out) const {
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print_with_context(out, CONTEXT, true, "");
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}
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C10_EXPORT void SourceRange::print_with_context(
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std::ostream& out,
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size_t context,
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bool highlight,
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const std::string& funcname) const {
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// This is an empty SourceRange, used as a sentinel value.
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if (!source_) {
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return;
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}
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// Retrieve original SourceRange, if present.
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if (auto orig_source_range = findSourceRangeThatGenerated()) {
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orig_source_range->highlight(out);
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out << "Serialized ";
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}
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const std::string& str = source_->text();
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if (size() == str.size()) {
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// this is just the entire file, not a subset, so print it out.
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// primarily used to print out python stack traces
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out << str;
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return;
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}
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size_t begin_line = start(); // beginning of line to highlight
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size_t end_line = start(); // end of line to highlight
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while (begin_line > 0 && str[begin_line - 1] != '\n')
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--begin_line;
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while (end_line < str.size() && str[end_line] != '\n')
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++end_line;
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AT_ASSERT(begin_line == 0 || str[begin_line - 1] == '\n');
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AT_ASSERT(end_line == str.size() || str[end_line] == '\n');
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size_t begin_highlight = begin_line; // beginning of context, CONTEXT lines
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// before the highlight line
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for (size_t i = 0; begin_highlight > 0; --begin_highlight) {
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if (str[begin_highlight - 1] == '\n')
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++i;
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if (i >= context) {
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break;
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}
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}
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AT_ASSERT(begin_highlight == 0 || str[begin_highlight - 1] == '\n');
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size_t end_highlight =
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end_line; // end of context, CONTEXT lines after the highlight line
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for (size_t i = 0; end_highlight < str.size(); ++end_highlight) {
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if (str[end_highlight] == '\n')
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++i;
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if (i >= context) {
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break;
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}
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}
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AT_ASSERT(end_highlight == str.size() || str[end_highlight] == '\n');
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if (auto flc = file_line_col()) {
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std::string filename;
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size_t line, col;
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std::tie(filename, line, col) = *flc;
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out << " File \"" << filename << "\", line " << line;
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if (funcname != "") {
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out << ", in " << funcname;
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}
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out << "\n";
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}
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out << str.substr(begin_highlight, end_line - begin_highlight) << "\n";
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if (highlight) {
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out << std::string(start() - begin_line, ' ');
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size_t len = std::min(size(), end_line - start());
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out << std::string(len, '~')
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<< (len < size() ? "... <--- HERE" : " <--- HERE");
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}
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auto line_substr = str.substr(end_line, end_highlight - end_line);
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out << line_substr;
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if (!line_substr.empty() && line_substr.back() != '\n')
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out << "\n";
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}
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} // namespace jit
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} // namespace torch
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