chromium/third_party/blink/renderer/build/scripts/templates/element_lookup_trie.cc.tmpl

{% from 'templates/macros.tmpl' import source_files_for_generated_file, trie_length_switch %}
// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

{{source_files_for_generated_file(template_file, input_files)}}

#include "third_party/blink/renderer/core/{{namespace|lower}}_element_lookup_trie.h"

#include "third_party/blink/renderer/core/{{namespace|lower}}_names.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"

namespace blink {

{% macro trie_return_expression(tag) -%}
{% if runtimeEnabledWithoutOriginTrial[tag] -%}
  (RuntimeEnabledFeatures::{{runtimeEnabledWithoutOriginTrial[tag]}}Enabled()
      // If this code fails to compile because the
      // RuntimeEnabledFeatures method requires an argument
      // (because the feature can be affected by origin trials),
      // this means you need to add runtimeFlagHasOriginTrial to
      // the appropriate entry in html_tag_names.json5 .  Also
      // see the documentation in html_tag_names.json5 for
      // additional things you should test when doing this.
      ? {{namespace|lower}}_names::HTMLTag::{{tag_symbols[tag]}}
      : {{namespace|lower}}_names::HTMLTag::kUnknown)
{%- else -%}
  {{namespace|lower}}_names::HTMLTag::{{tag_symbols[tag]}}
{%- endif %}
{%- endmacro %}

CORE_EXPORT {{namespace|lower}}_names::HTMLTag lookup{{namespace}}Tag(
    const UChar* data,
    unsigned length) {
  DCHECK(data);
  DCHECK(length);
  {{ trie_length_switch(length_tries, trie_return_expression, false, false) | indent(2) }}
  return {{namespace|lower}}_names::HTMLTag::kUnknown;
}

CORE_EXPORT {{namespace|lower}}_names::HTMLTag lookup{{namespace}}Tag(
    const LChar* data,
    unsigned length) {
  DCHECK(data);
  DCHECK(length);
  {{ trie_length_switch(length_tries, trie_return_expression, false, true) | indent(2) }}
  return {{namespace|lower}}_names::HTMLTag::kUnknown;
}

}  // namespace blink