codeql/shared/cpp/Diagnostics.h

89 строки
2.8 KiB
C++

#pragma once
#include <optional>
#include <string_view>
#include <nlohmann/json.hpp>
namespace codeql {
extern const std::string_view programName;
extern const std::string_view extractorName;
struct DiagnosticsLocation {
std::string_view file;
unsigned startLine;
unsigned startColumn;
unsigned endLine;
unsigned endColumn;
nlohmann::json json() const;
std::string str() const;
};
// Models a diagnostic source for Swift, holding static information that goes out into a diagnostic
// These are internally stored into a map on id's. A specific error log can use binlog's category
// as id, which will then be used to recover the diagnostic source while dumping.
class Diagnostic {
public:
enum class Visibility : unsigned char {
none = 0b000,
statusPage = 0b001,
cliSummaryTable = 0b010,
telemetry = 0b100,
all = 0b111,
};
// Notice that Tool Status Page severity is not necessarily the same as log severity, as the
// scope is different: TSP's scope is the whole analysis, log's scope is a single run
enum class Severity {
note,
warning,
error,
};
std::string_view id;
std::string_view name;
std::string_view action;
Visibility visibility{Visibility::all};
Severity severity{Severity::error};
std::optional<DiagnosticsLocation> location{};
// create a JSON diagnostics for this source with the given `timestamp` and Markdown `message`
// A markdownMessage is emitted that includes both the message and the action to take. The id is
// used to construct the source id in the form `swift/<prog name>/<id>`
nlohmann::json json(const std::chrono::system_clock::time_point& timestamp,
std::string_view message) const;
// returns <id> or <id>@<location> if a location is present
std::string abbreviation() const;
Diagnostic withLocation(std::string_view file,
unsigned startLine = 0,
unsigned startColumn = 0,
unsigned endLine = 0,
unsigned endColumn = 0) const {
auto ret = *this;
ret.location = DiagnosticsLocation{file, startLine, startColumn, endLine, endColumn};
return ret;
}
private:
bool has(Visibility v) const;
};
inline constexpr Diagnostic::Visibility operator|(Diagnostic::Visibility lhs,
Diagnostic::Visibility rhs) {
return static_cast<Diagnostic::Visibility>(static_cast<unsigned char>(lhs) |
static_cast<unsigned char>(rhs));
}
inline constexpr Diagnostic::Visibility operator&(Diagnostic::Visibility lhs,
Diagnostic::Visibility rhs) {
return static_cast<Diagnostic::Visibility>(static_cast<unsigned char>(lhs) &
static_cast<unsigned char>(rhs));
}
}