diff options
Diffstat (limited to 'libdeno/modules.cc')
-rw-r--r-- | libdeno/modules.cc | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/libdeno/modules.cc b/libdeno/modules.cc deleted file mode 100644 index 0b408aec8..000000000 --- a/libdeno/modules.cc +++ /dev/null @@ -1,154 +0,0 @@ -// Copyright 2018 the Deno authors. All rights reserved. MIT license. -#include "exceptions.h" -#include "internal.h" - -using deno::DenoIsolate; -using deno::HandleException; -using v8::Boolean; -using v8::Context; -using v8::EscapableHandleScope; -using v8::HandleScope; -using v8::Integer; -using v8::Isolate; -using v8::Local; -using v8::Locker; -using v8::Module; -using v8::Object; -using v8::ScriptCompiler; -using v8::ScriptOrigin; -using v8::String; -using v8::Value; - -v8::MaybeLocal<v8::Module> ResolveCallback(Local<Context> context, - Local<String> specifier, - Local<Module> referrer) { - auto* isolate = context->GetIsolate(); - v8::Isolate::Scope isolate_scope(isolate); - v8::Locker locker(isolate); - - DenoIsolate* d = DenoIsolate::FromIsolate(isolate); - - v8::EscapableHandleScope handle_scope(isolate); - - deno_mod referrer_id = referrer->GetIdentityHash(); - auto* referrer_info = d->GetModuleInfo(referrer_id); - CHECK_NOT_NULL(referrer_info); - - for (int i = 0; i < referrer->GetModuleRequestsLength(); i++) { - Local<String> req = referrer->GetModuleRequest(i); - - if (req->Equals(context, specifier).ToChecked()) { - v8::String::Utf8Value req_utf8(isolate, req); - std::string req_str(*req_utf8); - - deno_mod id = d->resolve_cb_(d->user_data_, req_str.c_str(), referrer_id); - - // Note: id might be zero, in which case GetModuleInfo will return - // nullptr. - auto* info = d->GetModuleInfo(id); - if (info == nullptr) { - char buf[64 * 1024]; - snprintf(buf, sizeof(buf), "Cannot resolve module \"%s\" from \"%s\"", - req_str.c_str(), referrer_info->name.c_str()); - isolate->ThrowException(deno::v8_str(buf)); - break; - } else { - Local<Module> child_mod = info->handle.Get(isolate); - return handle_scope.Escape(child_mod); - } - } - } - - return v8::MaybeLocal<v8::Module>(); // Error -} - -extern "C" { - -deno_mod deno_mod_new(Deno* d_, bool main, const char* name_cstr, - const char* source_cstr) { - auto* d = unwrap(d_); - return d->RegisterModule(main, name_cstr, source_cstr); -} - -const char* deno_mod_name(Deno* d_, deno_mod id) { - auto* d = unwrap(d_); - auto* info = d->GetModuleInfo(id); - return info->name.c_str(); -} - -size_t deno_mod_imports_len(Deno* d_, deno_mod id) { - auto* d = unwrap(d_); - auto* info = d->GetModuleInfo(id); - return info->import_specifiers.size(); -} - -const char* deno_mod_imports_get(Deno* d_, deno_mod id, size_t index) { - auto* d = unwrap(d_); - auto* info = d->GetModuleInfo(id); - if (info == nullptr || index >= info->import_specifiers.size()) { - return nullptr; - } else { - return info->import_specifiers[index].c_str(); - } -} - -void deno_mod_instantiate(Deno* d_, void* user_data, deno_mod id, - deno_resolve_cb cb) { - auto* d = unwrap(d_); - deno::UserDataScope user_data_scope(d, user_data); - - auto* isolate = d->isolate_; - v8::Isolate::Scope isolate_scope(isolate); - v8::Locker locker(isolate); - v8::HandleScope handle_scope(isolate); - auto context = d->context_.Get(d->isolate_); - v8::Context::Scope context_scope(context); - - v8::TryCatch try_catch(isolate); - { - CHECK_NULL(d->resolve_cb_); - d->resolve_cb_ = cb; - { - auto* info = d->GetModuleInfo(id); - if (info == nullptr) { - return; - } - Local<Module> module = info->handle.Get(isolate); - if (module->GetStatus() == Module::kErrored) { - return; - } - auto maybe_ok = module->InstantiateModule(context, ResolveCallback); - CHECK(maybe_ok.IsJust() || try_catch.HasCaught()); - } - d->resolve_cb_ = nullptr; - } - - if (try_catch.HasCaught()) { - HandleException(context, try_catch.Exception()); - } -} - -void deno_mod_evaluate(Deno* d_, void* user_data, deno_mod id) { - auto* d = unwrap(d_); - deno::UserDataScope user_data_scope(d, user_data); - - auto* isolate = d->isolate_; - v8::Isolate::Scope isolate_scope(isolate); - v8::Locker locker(isolate); - v8::HandleScope handle_scope(isolate); - auto context = d->context_.Get(d->isolate_); - v8::Context::Scope context_scope(context); - - auto* info = d->GetModuleInfo(id); - Local<Module> module = info->handle.Get(isolate); - - CHECK_EQ(Module::kInstantiated, module->GetStatus()); - - auto maybe_result = module->Evaluate(context); - if (maybe_result.IsEmpty()) { - CHECK_EQ(Module::kErrored, module->GetStatus()); - HandleException(context, module->GetException()); - } -} - -} // extern "C" |