1ab30fc306
before this change, we rely on the default-generated fmt::formatter created from operator<<, but fmt v10 dropped the default-generated formatter. in this change, we define formatters for `bound_kind` and `bound_view`, and drop the latter's operator<<. Refs #13245 Signed-off-by: Kefu Chai <kefu.chai@scylladb.com> Closes scylladb/scylladb#17706
123 lines
3.7 KiB
C++
123 lines
3.7 KiB
C++
/*
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* Copyright (C) 2015-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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#include <iostream>
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#include "keys.hh"
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#include "dht/i_partitioner.hh"
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#include "clustering_bounds_comparator.hh"
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#include <boost/algorithm/string.hpp>
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logging::logger klog("keys");
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const legacy_compound_view<partition_key_view::c_type>
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partition_key_view::legacy_form(const schema& s) const {
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return { *get_compound_type(s), _bytes };
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}
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std::strong_ordering
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partition_key_view::legacy_tri_compare(const schema& s, partition_key_view o) const {
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auto cmp = legacy_compound_view<c_type>::tri_comparator(*get_compound_type(s));
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return cmp(this->representation(), o.representation());
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}
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std::strong_ordering
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partition_key_view::ring_order_tri_compare(const schema& s, partition_key_view k2) const {
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auto t1 = dht::get_token(s, *this);
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auto t2 = dht::get_token(s, k2);
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if (t1 != t2) {
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return t1 < t2 ? std::strong_ordering::less : std::strong_ordering::greater;
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}
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return legacy_tri_compare(s, k2);
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}
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partition_key partition_key::from_nodetool_style_string(const schema_ptr s, const sstring& key) {
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std::vector<sstring> vec;
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boost::split(vec, key, boost::is_any_of(":"));
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auto it = std::begin(vec);
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if (vec.size() != s->partition_key_type()->types().size()) {
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throw std::invalid_argument("partition key '" + key + "' has mismatch number of components");
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}
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std::vector<bytes> r;
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r.reserve(vec.size());
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for (auto t : s->partition_key_type()->types()) {
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r.emplace_back(t->from_string(*it++));
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}
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return partition_key::from_range(std::move(r));
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}
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std::ostream& operator<<(std::ostream& out, const bound_kind k) {
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fmt::print(out, "{}", k);
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return out;
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}
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auto fmt::formatter<bound_kind>::format(bound_kind k, fmt::format_context& ctx) const
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-> decltype(ctx.out()) {
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std::string_view name;
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switch (k) {
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case bound_kind::excl_end:
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name = "excl end";
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break;
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case bound_kind::incl_start:
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name = "incl start";
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break;
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case bound_kind::incl_end:
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name = "incl end";
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break;
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case bound_kind::excl_start:
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name = "excl start";
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break;
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}
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return fmt::format_to(ctx.out(), "{}", name);
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}
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bound_kind invert_kind(bound_kind k) {
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switch (k) {
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case bound_kind::excl_start: return bound_kind::incl_end;
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case bound_kind::incl_start: return bound_kind::excl_end;
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case bound_kind::excl_end: return bound_kind::incl_start;
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case bound_kind::incl_end: return bound_kind::excl_start;
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}
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abort();
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}
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bound_kind reverse_kind(bound_kind k) {
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switch (k) {
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case bound_kind::excl_start: return bound_kind::excl_end;
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case bound_kind::incl_start: return bound_kind::incl_end;
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case bound_kind::excl_end: return bound_kind::excl_start;
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case bound_kind::incl_end: return bound_kind::incl_start;
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}
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on_internal_error(klog, format("reverse_kind(): invalid value for `bound_kind`: {}", static_cast<std::underlying_type_t<bound_kind>>(k)));
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}
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int32_t weight(bound_kind k) {
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switch (k) {
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case bound_kind::excl_end:
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return -2;
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case bound_kind::incl_start:
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return -1;
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case bound_kind::incl_end:
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return 1;
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case bound_kind::excl_start:
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return 2;
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}
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abort();
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}
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const thread_local clustering_key_prefix bound_view::_empty_prefix = clustering_key::make_empty();
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std::ostream&
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operator<<(std::ostream& os, const exploded_clustering_prefix& ecp) {
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// Can't pass to_hex() to transformed(), since it is overloaded, so wrap:
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auto enhex = [] (auto&& x) { return fmt_hex(x); };
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fmt::print(os, "prefix{{{}}}", fmt::join(ecp._v | boost::adaptors::transformed(enhex), ":"));
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return os;
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}
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