chromium/third_party/blink/renderer/platform/text/mathml_operator_dictionary.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "third_party/blink/renderer/platform/text/mathml_operator_dictionary.h"

#include "base/notreached.h"
#include "third_party/blink/renderer/platform/wtf/text/character_names.h"

namespace blink {

namespace {

// https://w3c.github.io/mathml-core/#operator-dictionary-compact-special-tables
const char* operators_2_ascii_chars[] = …;

// https://w3c.github.io/mathml-core/#operator-dictionary-categories-hexa-table
struct EntryRange { … };
static inline uint16_t ExtractKey(const EntryRange& range) { … }
static inline uint16_t ExtractCategory(const EntryRange& range) { … }

// The following representation is taken from the spec, and reduces storage
// requirements by mapping codepoints and category to better make use of the
// available bytes. For details see
// https://w3c.github.io/mathml-core/#operator-dictionary.
// It was automatically generated from the spec's script:
// https://github.com/w3c/mathml-core/blob/main/tables/operator-dictionary.py
static const EntryRange compact_dictionary[] = …;

}  // namespace

MathMLOperatorDictionaryCategory FindCategory(
    const String& content,
    MathMLOperatorDictionaryForm form) { … }

}  // namespace blink