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authorKaren Arutyunov <karen@codesynthesis.com>2021-09-28 19:24:31 +0300
committerKaren Arutyunov <karen@codesynthesis.com>2021-09-28 20:29:59 +0300
commitdf1ef68cd8e8582724ce1192bfc202e0b9aeaf0c (patch)
treeb731ca4c68e60c00c7e7d499dbf4868ee7b71f44 /libbutl/string-table.mxx
parent7a4fc37f264cdb67f2f83fa92703c869215bbc86 (diff)
Get rid of C++ modules related code and rename *.mxx files to *.hxx
Diffstat (limited to 'libbutl/string-table.mxx')
-rw-r--r--libbutl/string-table.mxx113
1 files changed, 0 insertions, 113 deletions
diff --git a/libbutl/string-table.mxx b/libbutl/string-table.mxx
deleted file mode 100644
index 78c6cd6..0000000
--- a/libbutl/string-table.mxx
+++ /dev/null
@@ -1,113 +0,0 @@
-// file : libbutl/string-table.mxx -*- C++ -*-
-// license : MIT; see accompanying LICENSE file
-
-#ifndef __cpp_modules_ts
-#pragma once
-#endif
-
-#include <cassert>
-
-#ifndef __cpp_lib_modules_ts
-#include <string>
-#include <vector>
-#include <unordered_map>
-
-#include <limits> // numeric_limits
-#include <cstddef> // size_t
-#endif
-
-// Other includes.
-
-#ifdef __cpp_modules_ts
-export module butl.string_table;
-#ifdef __cpp_lib_modules_ts
-import std.core;
-#endif
-import butl.multi_index;
-#else
-#include <libbutl/multi-index.mxx>
-#endif
-
-#include <libbutl/export.hxx>
-
-LIBBUTL_MODEXPORT namespace butl
-{
- // A pool of strings and, optionally, other accompanying data in which each
- // entry is assigned an individual index (or id) of type I (e.g., uint8_t,
- // uint16_t, etc., depending on how many entries are expected). Index value
- // 0 is reserved to indicate the "no entry" condition.
- //
- template <typename I, typename D>
- struct string_table_element
- {
- const I i;
- const D d;
- };
-
- template <typename I>
- struct string_table_element<I, std::string>
- {
- const I i;
- const std::string d;
- };
-
- // For custom data the options are to call the data member 'key' or to
- // specialize this traits.
- //
- template <typename D>
- struct string_table_traits
- {
- static const std::string&
- key (const D& d) {return d.key;}
- };
-
- template <>
- struct string_table_traits<std::string>
- {
- static const std::string&
- key (const std::string& d) {return d;}
- };
-
- template <typename I, typename D = std::string>
- struct string_table
- {
- // Insert new entry unless one already exists.
- //
- I
- insert (const D&);
-
- // Find existing.
- //
- I
- find (const std::string& k) const
- {
- auto i (map_.find (key_type (&k)));
- return i != map_.end () ? i->second.i : 0;
- }
-
- // Reverse lookup.
- //
- const D&
- operator[] (I i) const {assert (i > 0); return vec_[i - 1]->second.d;}
-
- I
- size () const {return static_cast<I> (vec_.size ());}
-
- bool
- empty () const {return vec_.empty ();}
-
- void
- clear () {vec_.clear (); map_.clear ();}
-
- private:
- using key_type = butl::map_key<std::string>;
- using value_type = string_table_element<I, D>;
- using map_type = std::unordered_map<key_type, value_type>;
- using traits_type = string_table_traits<D>;
-
- map_type map_;
- std::vector<typename map_type::const_iterator> vec_;
- };
-}
-
-#include <libbutl/string-table.txx>