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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#pragma once
/**
* \file fmtlib formatters for some hobject.h classes
*/
#include <fmt/format.h>
#include <fmt/ranges.h>
#include "common/hobject.h"
#include "include/object_fmt.h"
#include "msg/msg_fmt.h"
// \todo reimplement
static inline void append_out_escaped(const std::string& in, std::string* out)
{
for (auto i = in.cbegin(); i != in.cend(); ++i) {
if (*i == '%' || *i == ':' || *i == '/' || *i < 32 || *i >= 127) {
char buf[4];
snprintf(buf, sizeof(buf), "%%%02x", (int)(unsigned char)*i);
out->append(buf);
} else {
out->push_back(*i);
}
}
}
template <> struct fmt::formatter<hobject_t> {
constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
template <typename FormatContext> auto format(const hobject_t& ho, FormatContext& ctx)
{
if (ho == hobject_t{}) {
return fmt::format_to(ctx.out(), "MIN");
}
if (ho.is_max()) {
return fmt::format_to(ctx.out(), "MAX");
}
std::string v;
append_out_escaped(ho.nspace, &v);
v.push_back(':');
append_out_escaped(ho.get_key(), &v);
v.push_back(':');
append_out_escaped(ho.oid.name, &v);
return fmt::format_to(ctx.out(), "{}:{:08x}:{}:{}", static_cast<uint64_t>(ho.pool),
ho.get_bitwise_key_u32(), v, ho.snap);
}
};
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