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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "core/dom/ScriptModuleResolverImpl.h" |
| 6 |
| 7 #include "bindings/core/v8/ScriptModule.h" |
| 8 #include "core/dom/Modulator.h" |
| 9 #include "core/dom/ModuleScript.h" |
| 10 |
| 11 namespace blink { |
| 12 |
| 13 void ScriptModuleResolverImpl::registerModuleScript( |
| 14 ModuleScript* moduleScript) { |
| 15 #ifndef NDEBUG |
| 16 printf( |
| 17 "ScriptModuleResolverImpl::registerModuleScript(url=\"%s\", hash=%u)\n", |
| 18 moduleScript->baseURL().getString().utf8().data(), |
| 19 ScriptModuleHash::hash(moduleScript->record())); |
| 20 #endif |
| 21 |
| 22 DCHECK(moduleScript); |
| 23 DCHECK(!moduleScript->record().isNull()); |
| 24 auto result = m_recordToModuleScriptMap.set( |
| 25 moduleScript->record(), moduleScript); |
| 26 DCHECK(result.isNewEntry); |
| 27 } |
| 28 |
| 29 ScriptModule ScriptModuleResolverImpl::resolve( |
| 30 const String& specifier, |
| 31 const ScriptModule& referrer, |
| 32 ExceptionState& exceptionState) { |
| 33 // TODO(kouhei): |
| 34 // https://html.spec.whatwg.org/#hostresolveimportedmodule(referencingmodule,-sp
ecifier) |
| 35 #ifndef NDEBUG |
| 36 printf("ScriptModuleResolverImpl::resolve(\"%s\") hash: %u\n", |
| 37 specifier.utf8().data(), ScriptModuleHash::hash(referrer)); |
| 38 #endif |
| 39 |
| 40 const auto it = m_recordToModuleScriptMap.find(referrer); |
| 41 CHECK_NE(it, m_recordToModuleScriptMap.end()) |
| 42 << "Failed to find referrer ModuleScript corresponding to the record"; |
| 43 ModuleScript* referrerModule = it->value; |
| 44 |
| 45 KURL url = |
| 46 Modulator::resolveModuleSpecifier(specifier, referrerModule->baseURL()); |
| 47 ModuleScript* moduleScript = m_modulator->getFetchedModuleScript(url); |
| 48 return moduleScript->record(); |
| 49 } |
| 50 |
| 51 DEFINE_TRACE(ScriptModuleResolverImpl) { |
| 52 ScriptModuleResolver::trace(visitor); |
| 53 visitor->trace(m_recordToModuleScriptMap); |
| 54 visitor->trace(m_modulator); |
| 55 } |
| 56 |
| 57 } // namespace blink |
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