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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/script/module_pending_script.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/script/script_loader.h"
namespace blink {
ModulePendingScriptTreeClient::ModulePendingScriptTreeClient() {}
void ModulePendingScriptTreeClient::SetPendingScript(
ModulePendingScript* pending_script) {
DCHECK(!pending_script_);
pending_script_ = pending_script;
if (finished_) {
pending_script_->NotifyModuleTreeLoadFinished();
}
}
void ModulePendingScriptTreeClient::NotifyModuleTreeLoadFinished(
ModuleScript* module_script) {
DCHECK(!finished_);
finished_ = true;
module_script_ = module_script;
if (pending_script_)
pending_script_->NotifyModuleTreeLoadFinished();
}
void ModulePendingScriptTreeClient::Trace(Visitor* visitor) const {
visitor->Trace(module_script_);
visitor->Trace(pending_script_);
ModuleTreeClient::Trace(visitor);
}
ModulePendingScript::ModulePendingScript(ScriptElementBase* element,
ModulePendingScriptTreeClient* client,
bool is_external)
: PendingScript(element, TextPosition()),
module_tree_client_(client),
is_external_(is_external) {
CHECK(GetElement());
DCHECK(module_tree_client_);
client->SetPendingScript(this);
}
ModulePendingScript::~ModulePendingScript() {}
void ModulePendingScript::DisposeInternal() {
module_tree_client_ = nullptr;
}
void ModulePendingScript::Trace(Visitor* visitor) const {
visitor->Trace(module_tree_client_);
PendingScript::Trace(visitor);
}
void ModulePendingScript::NotifyModuleTreeLoadFinished() {
CHECK(!IsReady());
ready_ = true;
PendingScriptFinished();
}
Script* ModulePendingScript::GetSource(const KURL& document_url) const {
CHECK(IsReady());
return GetModuleScript();
}
} // namespace blink
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