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2952 lines
87 KiB
2952 lines
87 KiB
/********************************************************************* |
|
* NAN - Native Abstractions for Node.js |
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* |
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* Copyright (c) 2018 NAN contributors: |
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* - Rod Vagg <https://github.com/rvagg> |
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* - Benjamin Byholm <https://github.com/kkoopa> |
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* - Trevor Norris <https://github.com/trevnorris> |
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* - Nathan Rajlich <https://github.com/TooTallNate> |
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* - Brett Lawson <https://github.com/brett19> |
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* - Ben Noordhuis <https://github.com/bnoordhuis> |
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* - David Siegel <https://github.com/agnat> |
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* - Michael Ira Krufky <https://github.com/mkrufky> |
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* |
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* MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md> |
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* |
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* Version 2.17.0: current Node 18.10.0, Node 0.12: 0.12.18, Node 0.10: 0.10.48, iojs: 3.3.1 |
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* |
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* See https://github.com/nodejs/nan for the latest update to this file |
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**********************************************************************************/ |
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|
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#ifndef NAN_H_ |
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#define NAN_H_ |
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|
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#include <node_version.h> |
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|
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#define NODE_0_10_MODULE_VERSION 11 |
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#define NODE_0_12_MODULE_VERSION 14 |
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#define ATOM_0_21_MODULE_VERSION 41 |
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#define IOJS_1_0_MODULE_VERSION 42 |
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#define IOJS_1_1_MODULE_VERSION 43 |
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#define IOJS_2_0_MODULE_VERSION 44 |
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#define IOJS_3_0_MODULE_VERSION 45 |
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#define NODE_4_0_MODULE_VERSION 46 |
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#define NODE_5_0_MODULE_VERSION 47 |
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#define NODE_6_0_MODULE_VERSION 48 |
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#define NODE_7_0_MODULE_VERSION 51 |
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#define NODE_8_0_MODULE_VERSION 57 |
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#define NODE_9_0_MODULE_VERSION 59 |
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#define NODE_10_0_MODULE_VERSION 64 |
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#define NODE_11_0_MODULE_VERSION 67 |
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#define NODE_12_0_MODULE_VERSION 72 |
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#define NODE_13_0_MODULE_VERSION 79 |
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#define NODE_14_0_MODULE_VERSION 83 |
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#define NODE_15_0_MODULE_VERSION 88 |
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#define NODE_16_0_MODULE_VERSION 93 |
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#define NODE_17_0_MODULE_VERSION 102 |
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#define NODE_18_0_MODULE_VERSION 108 |
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|
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#ifdef _MSC_VER |
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# define NAN_HAS_CPLUSPLUS_11 (_MSC_VER >= 1800) |
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#else |
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# define NAN_HAS_CPLUSPLUS_11 (__cplusplus >= 201103L) |
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#endif |
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|
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#if NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION && !NAN_HAS_CPLUSPLUS_11 |
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# error This version of node/NAN/v8 requires a C++11 compiler |
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#endif |
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|
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#include <uv.h> |
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#include <node.h> |
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#include <node_buffer.h> |
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#include <node_object_wrap.h> |
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#include <algorithm> |
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#include <cstring> |
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#include <climits> |
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#include <cstdlib> |
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#include <utility> |
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#if defined(_MSC_VER) |
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# pragma warning( push ) |
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# pragma warning( disable : 4530 ) |
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# include <queue> |
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# include <string> |
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# include <vector> |
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# pragma warning( pop ) |
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#else |
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# include <queue> |
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# include <string> |
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# include <vector> |
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#endif |
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|
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// uv helpers |
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#ifdef UV_VERSION_MAJOR |
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# ifndef UV_VERSION_PATCH |
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# define UV_VERSION_PATCH 0 |
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# endif |
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# define NAUV_UVVERSION ((UV_VERSION_MAJOR << 16) | \ |
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(UV_VERSION_MINOR << 8) | \ |
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(UV_VERSION_PATCH)) |
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#else |
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# define NAUV_UVVERSION 0x000b00 |
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#endif |
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|
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#if NAUV_UVVERSION < 0x000b0b |
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# ifdef WIN32 |
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# include <windows.h> |
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# else |
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# include <pthread.h> |
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# endif |
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#endif |
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|
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namespace Nan { |
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|
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#define NAN_CONCAT(a, b) NAN_CONCAT_HELPER(a, b) |
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#define NAN_CONCAT_HELPER(a, b) a##b |
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|
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#define NAN_INLINE inline // TODO(bnoordhuis) Remove in v3.0.0. |
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|
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#if defined(__GNUC__) && \ |
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!(defined(V8_DISABLE_DEPRECATIONS) && V8_DISABLE_DEPRECATIONS) |
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# define NAN_DEPRECATED __attribute__((deprecated)) |
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#elif defined(_MSC_VER) && \ |
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!(defined(V8_DISABLE_DEPRECATIONS) && V8_DISABLE_DEPRECATIONS) |
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# define NAN_DEPRECATED __declspec(deprecated) |
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#else |
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# define NAN_DEPRECATED |
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#endif |
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|
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#if NAN_HAS_CPLUSPLUS_11 |
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# define NAN_DISALLOW_ASSIGN(CLASS) void operator=(const CLASS&) = delete; |
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# define NAN_DISALLOW_COPY(CLASS) CLASS(const CLASS&) = delete; |
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# define NAN_DISALLOW_MOVE(CLASS) \ |
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CLASS(CLASS&&) = delete; /* NOLINT(build/c++11) */ \ |
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void operator=(CLASS&&) = delete; |
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#else |
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# define NAN_DISALLOW_ASSIGN(CLASS) void operator=(const CLASS&); |
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# define NAN_DISALLOW_COPY(CLASS) CLASS(const CLASS&); |
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# define NAN_DISALLOW_MOVE(CLASS) |
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#endif |
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|
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#define NAN_DISALLOW_ASSIGN_COPY(CLASS) \ |
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NAN_DISALLOW_ASSIGN(CLASS) \ |
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NAN_DISALLOW_COPY(CLASS) |
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|
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#define NAN_DISALLOW_ASSIGN_MOVE(CLASS) \ |
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NAN_DISALLOW_ASSIGN(CLASS) \ |
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NAN_DISALLOW_MOVE(CLASS) |
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|
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#define NAN_DISALLOW_COPY_MOVE(CLASS) \ |
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NAN_DISALLOW_COPY(CLASS) \ |
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NAN_DISALLOW_MOVE(CLASS) |
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|
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#define NAN_DISALLOW_ASSIGN_COPY_MOVE(CLASS) \ |
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NAN_DISALLOW_ASSIGN(CLASS) \ |
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NAN_DISALLOW_COPY(CLASS) \ |
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NAN_DISALLOW_MOVE(CLASS) |
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|
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#define TYPE_CHECK(T, S) \ |
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while (false) { \ |
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*(static_cast<T *volatile *>(0)) = static_cast<S*>(0); \ |
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} |
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|
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//=== RegistrationFunction ===================================================== |
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|
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#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
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typedef v8::Handle<v8::Object> ADDON_REGISTER_FUNCTION_ARGS_TYPE; |
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#else |
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typedef v8::Local<v8::Object> ADDON_REGISTER_FUNCTION_ARGS_TYPE; |
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#endif |
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#define NAN_MODULE_INIT(name) \ |
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void name(Nan::ADDON_REGISTER_FUNCTION_ARGS_TYPE target) |
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|
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#if NODE_MAJOR_VERSION >= 10 || \ |
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NODE_MAJOR_VERSION == 9 && NODE_MINOR_VERSION >= 3 |
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#define NAN_MODULE_WORKER_ENABLED(module_name, registration) \ |
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extern "C" NODE_MODULE_EXPORT void \ |
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NAN_CONCAT(node_register_module_v, NODE_MODULE_VERSION)( \ |
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v8::Local<v8::Object> exports, v8::Local<v8::Value> module, \ |
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v8::Local<v8::Context> context) \ |
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{ \ |
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registration(exports); \ |
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} |
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#else |
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#define NAN_MODULE_WORKER_ENABLED(module_name, registration) \ |
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NODE_MODULE(module_name, registration) |
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#endif |
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//=== CallbackInfo ============================================================= |
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#include "nan_callbacks.h" // NOLINT(build/include) |
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//============================================================================== |
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#if (NODE_MODULE_VERSION < NODE_0_12_MODULE_VERSION) |
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typedef v8::Script UnboundScript; |
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typedef v8::Script BoundScript; |
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#else |
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typedef v8::UnboundScript UnboundScript; |
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typedef v8::Script BoundScript; |
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#endif |
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|
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#if (NODE_MODULE_VERSION < ATOM_0_21_MODULE_VERSION) |
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typedef v8::String::ExternalAsciiStringResource |
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ExternalOneByteStringResource; |
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#else |
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typedef v8::String::ExternalOneByteStringResource |
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ExternalOneByteStringResource; |
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#endif |
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|
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#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) |
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template<typename T> |
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class NonCopyablePersistentTraits : |
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public v8::NonCopyablePersistentTraits<T> {}; |
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template<typename T> |
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class CopyablePersistentTraits : |
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public v8::CopyablePersistentTraits<T> {}; |
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template<typename T> |
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class PersistentBase : |
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public v8::PersistentBase<T> {}; |
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template<typename T, typename M = v8::NonCopyablePersistentTraits<T> > |
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class Persistent; |
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#else |
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template<typename T> class NonCopyablePersistentTraits; |
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template<typename T> class PersistentBase; |
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template<typename T, typename P> class WeakCallbackData; |
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template<typename T, typename M = NonCopyablePersistentTraits<T> > |
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class Persistent; |
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#endif // NODE_MODULE_VERSION |
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template<typename T> |
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class Maybe { |
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public: |
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inline bool IsNothing() const { return !has_value_; } |
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inline bool IsJust() const { return has_value_; } |
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inline T ToChecked() const { return FromJust(); } |
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inline void Check() const { FromJust(); } |
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inline bool To(T* out) const { |
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if (IsJust()) *out = value_; |
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return IsJust(); |
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} |
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inline T FromJust() const { |
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#if defined(V8_ENABLE_CHECKS) |
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assert(IsJust() && "FromJust is Nothing"); |
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#endif // V8_ENABLE_CHECKS |
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return value_; |
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} |
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inline T FromMaybe(const T& default_value) const { |
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return has_value_ ? value_ : default_value; |
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} |
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inline bool operator==(const Maybe &other) const { |
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return (IsJust() == other.IsJust()) && |
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(!IsJust() || FromJust() == other.FromJust()); |
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} |
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inline bool operator!=(const Maybe &other) const { |
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return !operator==(other); |
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} |
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|
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#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
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(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
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// Allow implicit conversions from v8::Maybe<T> to Nan::Maybe<T>. |
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Maybe(const v8::Maybe<T>& that) // NOLINT(runtime/explicit) |
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: has_value_(that.IsJust()) |
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, value_(that.FromMaybe(T())) {} |
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#endif |
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private: |
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Maybe() : has_value_(false) {} |
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explicit Maybe(const T& t) : has_value_(true), value_(t) {} |
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bool has_value_; |
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T value_; |
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template<typename U> |
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friend Maybe<U> Nothing(); |
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template<typename U> |
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friend Maybe<U> Just(const U& u); |
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}; |
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template<typename T> |
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inline Maybe<T> Nothing() { |
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return Maybe<T>(); |
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} |
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template<typename T> |
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inline Maybe<T> Just(const T& t) { |
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return Maybe<T>(t); |
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} |
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|
|
#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
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(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
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# include "nan_maybe_43_inl.h" // NOLINT(build/include) |
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#else |
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# include "nan_maybe_pre_43_inl.h" // NOLINT(build/include) |
|
#endif |
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|
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#include "nan_converters.h" // NOLINT(build/include) |
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#include "nan_new.h" // NOLINT(build/include) |
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|
|
#if NAUV_UVVERSION < 0x000b17 |
|
#define NAUV_WORK_CB(func) \ |
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void func(uv_async_t *async, int) |
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#else |
|
#define NAUV_WORK_CB(func) \ |
|
void func(uv_async_t *async) |
|
#endif |
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#if NAUV_UVVERSION >= 0x000b0b |
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typedef uv_key_t nauv_key_t; |
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inline int nauv_key_create(nauv_key_t *key) { |
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return uv_key_create(key); |
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} |
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inline void nauv_key_delete(nauv_key_t *key) { |
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uv_key_delete(key); |
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} |
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inline void* nauv_key_get(nauv_key_t *key) { |
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return uv_key_get(key); |
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} |
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inline void nauv_key_set(nauv_key_t *key, void *value) { |
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uv_key_set(key, value); |
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} |
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#else |
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/* Implement thread local storage for older versions of libuv. |
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* This is essentially a backport of libuv commit 5d2434bf |
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* written by Ben Noordhuis, adjusted for names and inline. |
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*/ |
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#ifndef WIN32 |
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typedef pthread_key_t nauv_key_t; |
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inline int nauv_key_create(nauv_key_t* key) { |
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return -pthread_key_create(key, NULL); |
|
} |
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inline void nauv_key_delete(nauv_key_t* key) { |
|
if (pthread_key_delete(*key)) |
|
abort(); |
|
} |
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|
|
inline void* nauv_key_get(nauv_key_t* key) { |
|
return pthread_getspecific(*key); |
|
} |
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|
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inline void nauv_key_set(nauv_key_t* key, void* value) { |
|
if (pthread_setspecific(*key, value)) |
|
abort(); |
|
} |
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|
#else |
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|
typedef struct { |
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DWORD tls_index; |
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} nauv_key_t; |
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|
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inline int nauv_key_create(nauv_key_t* key) { |
|
key->tls_index = TlsAlloc(); |
|
if (key->tls_index == TLS_OUT_OF_INDEXES) |
|
return UV_ENOMEM; |
|
return 0; |
|
} |
|
|
|
inline void nauv_key_delete(nauv_key_t* key) { |
|
if (TlsFree(key->tls_index) == FALSE) |
|
abort(); |
|
key->tls_index = TLS_OUT_OF_INDEXES; |
|
} |
|
|
|
inline void* nauv_key_get(nauv_key_t* key) { |
|
void* value = TlsGetValue(key->tls_index); |
|
if (value == NULL) |
|
if (GetLastError() != ERROR_SUCCESS) |
|
abort(); |
|
return value; |
|
} |
|
|
|
inline void nauv_key_set(nauv_key_t* key, void* value) { |
|
if (TlsSetValue(key->tls_index, value) == FALSE) |
|
abort(); |
|
} |
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|
|
#endif |
|
#endif |
|
|
|
#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
template<typename T> |
|
v8::Local<T> New(v8::Handle<T>); |
|
#endif |
|
|
|
#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
|
(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
|
typedef v8::WeakCallbackType WeakCallbackType; |
|
#else |
|
struct WeakCallbackType { |
|
enum E {kParameter, kInternalFields}; |
|
E type; |
|
WeakCallbackType(E other) : type(other) {} // NOLINT(runtime/explicit) |
|
inline bool operator==(E other) { return other == this->type; } |
|
inline bool operator!=(E other) { return !operator==(other); } |
|
}; |
|
#endif |
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|
template<typename P> class WeakCallbackInfo; |
|
|
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
# include "nan_persistent_12_inl.h" // NOLINT(build/include) |
|
#else |
|
# include "nan_persistent_pre_12_inl.h" // NOLINT(build/include) |
|
#endif |
|
|
|
namespace imp { |
|
static const size_t kMaxLength = 0x3fffffff; |
|
// v8::String::REPLACE_INVALID_UTF8 was introduced |
|
// in node.js v0.10.29 and v0.8.27. |
|
#if NODE_MAJOR_VERSION > 0 || \ |
|
NODE_MINOR_VERSION > 10 || \ |
|
NODE_MINOR_VERSION == 10 && NODE_PATCH_VERSION >= 29 || \ |
|
NODE_MINOR_VERSION == 8 && NODE_PATCH_VERSION >= 27 |
|
static const unsigned kReplaceInvalidUtf8 = v8::String::REPLACE_INVALID_UTF8; |
|
#else |
|
static const unsigned kReplaceInvalidUtf8 = 0; |
|
#endif |
|
} // end of namespace imp |
|
|
|
//=== HandleScope ============================================================== |
|
|
|
class HandleScope { |
|
v8::HandleScope scope; |
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|
|
public: |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
inline HandleScope() : scope(v8::Isolate::GetCurrent()) {} |
|
inline static int NumberOfHandles() { |
|
return v8::HandleScope::NumberOfHandles(v8::Isolate::GetCurrent()); |
|
} |
|
#else |
|
inline HandleScope() : scope() {} |
|
inline static int NumberOfHandles() { |
|
return v8::HandleScope::NumberOfHandles(); |
|
} |
|
#endif |
|
|
|
private: |
|
// Make it hard to create heap-allocated or illegal handle scopes by |
|
// disallowing certain operations. |
|
HandleScope(const HandleScope &); |
|
void operator=(const HandleScope &); |
|
void *operator new(size_t size); |
|
void operator delete(void *, size_t) { |
|
abort(); |
|
} |
|
}; |
|
|
|
class EscapableHandleScope { |
|
public: |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
inline EscapableHandleScope() : scope(v8::Isolate::GetCurrent()) {} |
|
|
|
inline static int NumberOfHandles() { |
|
return v8::EscapableHandleScope::NumberOfHandles(v8::Isolate::GetCurrent()); |
|
} |
|
|
|
template<typename T> |
|
inline v8::Local<T> Escape(v8::Local<T> value) { |
|
return scope.Escape(value); |
|
} |
|
|
|
private: |
|
v8::EscapableHandleScope scope; |
|
#else |
|
inline EscapableHandleScope() : scope() {} |
|
|
|
inline static int NumberOfHandles() { |
|
return v8::HandleScope::NumberOfHandles(); |
|
} |
|
|
|
template<typename T> |
|
inline v8::Local<T> Escape(v8::Local<T> value) { |
|
return scope.Close(value); |
|
} |
|
|
|
private: |
|
v8::HandleScope scope; |
|
#endif |
|
|
|
private: |
|
// Make it hard to create heap-allocated or illegal handle scopes by |
|
// disallowing certain operations. |
|
EscapableHandleScope(const EscapableHandleScope &); |
|
void operator=(const EscapableHandleScope &); |
|
void *operator new(size_t size); |
|
void operator delete(void *, size_t) { |
|
abort(); |
|
} |
|
}; |
|
|
|
//=== TryCatch ================================================================= |
|
|
|
class TryCatch { |
|
v8::TryCatch try_catch_; |
|
friend void FatalException(const TryCatch&); |
|
|
|
public: |
|
#if NODE_MODULE_VERSION > NODE_0_12_MODULE_VERSION |
|
TryCatch() : try_catch_(v8::Isolate::GetCurrent()) {} |
|
#endif |
|
|
|
inline bool HasCaught() const { return try_catch_.HasCaught(); } |
|
|
|
inline bool CanContinue() const { return try_catch_.CanContinue(); } |
|
|
|
inline v8::Local<v8::Value> ReThrow() { |
|
#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
return New(try_catch_.ReThrow()); |
|
#else |
|
return try_catch_.ReThrow(); |
|
#endif |
|
} |
|
|
|
inline v8::Local<v8::Value> Exception() const { |
|
return try_catch_.Exception(); |
|
} |
|
|
|
#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
|
(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
|
inline v8::MaybeLocal<v8::Value> StackTrace() const { |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
return scope.Escape(try_catch_.StackTrace(isolate->GetCurrentContext()) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
#else |
|
inline MaybeLocal<v8::Value> StackTrace() const { |
|
return try_catch_.StackTrace(); |
|
} |
|
#endif |
|
|
|
inline v8::Local<v8::Message> Message() const { |
|
return try_catch_.Message(); |
|
} |
|
|
|
inline void Reset() { try_catch_.Reset(); } |
|
|
|
inline void SetVerbose(bool value) { try_catch_.SetVerbose(value); } |
|
|
|
inline void SetCaptureMessage(bool value) { |
|
try_catch_.SetCaptureMessage(value); |
|
} |
|
}; |
|
|
|
v8::Local<v8::Value> MakeCallback(v8::Local<v8::Object> target, |
|
v8::Local<v8::Function> func, |
|
int argc, |
|
v8::Local<v8::Value>* argv); |
|
v8::Local<v8::Value> MakeCallback(v8::Local<v8::Object> target, |
|
v8::Local<v8::String> symbol, |
|
int argc, |
|
v8::Local<v8::Value>* argv); |
|
v8::Local<v8::Value> MakeCallback(v8::Local<v8::Object> target, |
|
const char* method, |
|
int argc, |
|
v8::Local<v8::Value>* argv); |
|
|
|
// === AsyncResource =========================================================== |
|
|
|
class AsyncResource { |
|
public: |
|
AsyncResource( |
|
v8::Local<v8::String> name |
|
, v8::Local<v8::Object> resource = New<v8::Object>()) { |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
|
|
if (resource.IsEmpty()) { |
|
resource = New<v8::Object>(); |
|
} |
|
|
|
context = node::EmitAsyncInit(isolate, resource, name); |
|
#endif |
|
} |
|
|
|
AsyncResource( |
|
const char* name |
|
, v8::Local<v8::Object> resource = New<v8::Object>()) { |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
|
|
if (resource.IsEmpty()) { |
|
resource = New<v8::Object>(); |
|
} |
|
|
|
v8::Local<v8::String> name_string = |
|
New<v8::String>(name).ToLocalChecked(); |
|
context = node::EmitAsyncInit(isolate, resource, name_string); |
|
#endif |
|
} |
|
|
|
~AsyncResource() { |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
node::EmitAsyncDestroy(isolate, context); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> runInAsyncScope( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::Function> func |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < NODE_9_0_MODULE_VERSION |
|
return MakeCallback(target, func, argc, argv); |
|
#else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, func, argc, argv, context); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> runInAsyncScope( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::String> symbol |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < NODE_9_0_MODULE_VERSION |
|
return MakeCallback(target, symbol, argc, argv); |
|
#else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, symbol, argc, argv, context); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> runInAsyncScope( |
|
v8::Local<v8::Object> target |
|
, const char* method |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < NODE_9_0_MODULE_VERSION |
|
return MakeCallback(target, method, argc, argv); |
|
#else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, method, argc, argv, context); |
|
#endif |
|
} |
|
|
|
private: |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(AsyncResource) |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
node::async_context context; |
|
#endif |
|
}; |
|
|
|
inline uv_loop_t* GetCurrentEventLoop() { |
|
#if NODE_MAJOR_VERSION >= 10 || \ |
|
NODE_MAJOR_VERSION == 9 && NODE_MINOR_VERSION >= 3 || \ |
|
NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION >= 10 |
|
return node::GetCurrentEventLoop(v8::Isolate::GetCurrent()); |
|
#else |
|
return uv_default_loop(); |
|
#endif |
|
} |
|
|
|
//============ ================================================================= |
|
|
|
/* node 0.12 */ |
|
#if NODE_MODULE_VERSION >= NODE_0_12_MODULE_VERSION |
|
inline |
|
void SetCounterFunction(v8::CounterLookupCallback cb) { |
|
v8::Isolate::GetCurrent()->SetCounterFunction(cb); |
|
} |
|
|
|
inline |
|
void SetCreateHistogramFunction(v8::CreateHistogramCallback cb) { |
|
v8::Isolate::GetCurrent()->SetCreateHistogramFunction(cb); |
|
} |
|
|
|
inline |
|
void SetAddHistogramSampleFunction(v8::AddHistogramSampleCallback cb) { |
|
v8::Isolate::GetCurrent()->SetAddHistogramSampleFunction(cb); |
|
} |
|
|
|
#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
|
(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
|
inline bool IdleNotification(int idle_time_in_ms) { |
|
return v8::Isolate::GetCurrent()->IdleNotificationDeadline( |
|
idle_time_in_ms * 0.001); |
|
} |
|
# else |
|
inline bool IdleNotification(int idle_time_in_ms) { |
|
return v8::Isolate::GetCurrent()->IdleNotification(idle_time_in_ms); |
|
} |
|
#endif |
|
|
|
inline void LowMemoryNotification() { |
|
v8::Isolate::GetCurrent()->LowMemoryNotification(); |
|
} |
|
|
|
inline void ContextDisposedNotification() { |
|
v8::Isolate::GetCurrent()->ContextDisposedNotification(); |
|
} |
|
#else |
|
inline |
|
void SetCounterFunction(v8::CounterLookupCallback cb) { |
|
v8::V8::SetCounterFunction(cb); |
|
} |
|
|
|
inline |
|
void SetCreateHistogramFunction(v8::CreateHistogramCallback cb) { |
|
v8::V8::SetCreateHistogramFunction(cb); |
|
} |
|
|
|
inline |
|
void SetAddHistogramSampleFunction(v8::AddHistogramSampleCallback cb) { |
|
v8::V8::SetAddHistogramSampleFunction(cb); |
|
} |
|
|
|
inline bool IdleNotification(int idle_time_in_ms) { |
|
return v8::V8::IdleNotification(idle_time_in_ms); |
|
} |
|
|
|
inline void LowMemoryNotification() { |
|
v8::V8::LowMemoryNotification(); |
|
} |
|
|
|
inline void ContextDisposedNotification() { |
|
v8::V8::ContextDisposedNotification(); |
|
} |
|
#endif |
|
|
|
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) // Node 0.12 |
|
inline v8::Local<v8::Primitive> Undefined() { |
|
# if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::Undefined(v8::Isolate::GetCurrent()))); |
|
# else |
|
return v8::Undefined(v8::Isolate::GetCurrent()); |
|
# endif |
|
} |
|
|
|
inline v8::Local<v8::Primitive> Null() { |
|
# if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::Null(v8::Isolate::GetCurrent()))); |
|
# else |
|
return v8::Null(v8::Isolate::GetCurrent()); |
|
# endif |
|
} |
|
|
|
inline v8::Local<v8::Boolean> True() { |
|
# if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::True(v8::Isolate::GetCurrent()))); |
|
# else |
|
return v8::True(v8::Isolate::GetCurrent()); |
|
# endif |
|
} |
|
|
|
inline v8::Local<v8::Boolean> False() { |
|
# if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::False(v8::Isolate::GetCurrent()))); |
|
# else |
|
return v8::False(v8::Isolate::GetCurrent()); |
|
# endif |
|
} |
|
|
|
inline v8::Local<v8::String> EmptyString() { |
|
return v8::String::Empty(v8::Isolate::GetCurrent()); |
|
} |
|
|
|
inline int AdjustExternalMemory(int bc) { |
|
return static_cast<int>( |
|
v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory(bc)); |
|
} |
|
|
|
inline void SetTemplate( |
|
v8::Local<v8::Template> templ |
|
, const char *name |
|
, v8::Local<v8::Data> value) { |
|
templ->Set(v8::Isolate::GetCurrent(), name, value); |
|
} |
|
|
|
inline void SetTemplate( |
|
v8::Local<v8::Template> templ |
|
, v8::Local<v8::String> name |
|
, v8::Local<v8::Data> value |
|
, v8::PropertyAttribute attributes) { |
|
templ->Set(name, value, attributes); |
|
} |
|
|
|
inline v8::Local<v8::Context> GetCurrentContext() { |
|
return v8::Isolate::GetCurrent()->GetCurrentContext(); |
|
} |
|
|
|
inline void* GetInternalFieldPointer( |
|
v8::Local<v8::Object> object |
|
, int index) { |
|
return object->GetAlignedPointerFromInternalField(index); |
|
} |
|
|
|
inline void SetInternalFieldPointer( |
|
v8::Local<v8::Object> object |
|
, int index |
|
, void* value) { |
|
object->SetAlignedPointerInInternalField(index, value); |
|
} |
|
|
|
# define NAN_GC_CALLBACK(name) \ |
|
void name(v8::Isolate *isolate, v8::GCType type, v8::GCCallbackFlags flags) |
|
|
|
#if NODE_MODULE_VERSION <= NODE_4_0_MODULE_VERSION |
|
typedef v8::Isolate::GCEpilogueCallback GCEpilogueCallback; |
|
typedef v8::Isolate::GCPrologueCallback GCPrologueCallback; |
|
#else |
|
typedef v8::Isolate::GCCallback GCEpilogueCallback; |
|
typedef v8::Isolate::GCCallback GCPrologueCallback; |
|
#endif |
|
|
|
inline void AddGCEpilogueCallback( |
|
GCEpilogueCallback callback |
|
, v8::GCType gc_type_filter = v8::kGCTypeAll) { |
|
v8::Isolate::GetCurrent()->AddGCEpilogueCallback(callback, gc_type_filter); |
|
} |
|
|
|
inline void RemoveGCEpilogueCallback( |
|
GCEpilogueCallback callback) { |
|
v8::Isolate::GetCurrent()->RemoveGCEpilogueCallback(callback); |
|
} |
|
|
|
inline void AddGCPrologueCallback( |
|
GCPrologueCallback callback |
|
, v8::GCType gc_type_filter = v8::kGCTypeAll) { |
|
v8::Isolate::GetCurrent()->AddGCPrologueCallback(callback, gc_type_filter); |
|
} |
|
|
|
inline void RemoveGCPrologueCallback( |
|
GCPrologueCallback callback) { |
|
v8::Isolate::GetCurrent()->RemoveGCPrologueCallback(callback); |
|
} |
|
|
|
inline void GetHeapStatistics( |
|
v8::HeapStatistics *heap_statistics) { |
|
v8::Isolate::GetCurrent()->GetHeapStatistics(heap_statistics); |
|
} |
|
|
|
# define X(NAME) \ |
|
inline v8::Local<v8::Value> NAME(const char *msg) { \ |
|
EscapableHandleScope scope; \ |
|
return scope.Escape(v8::Exception::NAME(New(msg).ToLocalChecked())); \ |
|
} \ |
|
\ |
|
inline \ |
|
v8::Local<v8::Value> NAME(v8::Local<v8::String> msg) { \ |
|
return v8::Exception::NAME(msg); \ |
|
} \ |
|
\ |
|
inline void Throw ## NAME(const char *msg) { \ |
|
HandleScope scope; \ |
|
v8::Isolate::GetCurrent()->ThrowException( \ |
|
v8::Exception::NAME(New(msg).ToLocalChecked())); \ |
|
} \ |
|
\ |
|
inline void Throw ## NAME(v8::Local<v8::String> msg) { \ |
|
HandleScope scope; \ |
|
v8::Isolate::GetCurrent()->ThrowException( \ |
|
v8::Exception::NAME(msg)); \ |
|
} |
|
|
|
X(Error) |
|
X(RangeError) |
|
X(ReferenceError) |
|
X(SyntaxError) |
|
X(TypeError) |
|
|
|
# undef X |
|
|
|
inline void ThrowError(v8::Local<v8::Value> error) { |
|
v8::Isolate::GetCurrent()->ThrowException(error); |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer( |
|
char *data |
|
, size_t length |
|
#if NODE_MODULE_VERSION > IOJS_2_0_MODULE_VERSION |
|
, node::Buffer::FreeCallback callback |
|
#else |
|
, node::smalloc::FreeCallback callback |
|
#endif |
|
, void *hint |
|
) { |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(length <= imp::kMaxLength && "too large buffer"); |
|
#if NODE_MODULE_VERSION > IOJS_2_0_MODULE_VERSION |
|
return node::Buffer::New( |
|
v8::Isolate::GetCurrent(), data, length, callback, hint); |
|
#else |
|
return node::Buffer::New(v8::Isolate::GetCurrent(), data, length, callback, |
|
hint); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Object> CopyBuffer( |
|
const char *data |
|
, uint32_t size |
|
) { |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
#if NODE_MODULE_VERSION > IOJS_2_0_MODULE_VERSION |
|
return node::Buffer::Copy( |
|
v8::Isolate::GetCurrent(), data, size); |
|
#else |
|
return node::Buffer::New(v8::Isolate::GetCurrent(), data, size); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer(uint32_t size) { |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
#if NODE_MODULE_VERSION > IOJS_2_0_MODULE_VERSION |
|
return node::Buffer::New( |
|
v8::Isolate::GetCurrent(), size); |
|
#else |
|
return node::Buffer::New(v8::Isolate::GetCurrent(), size); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer( |
|
char* data |
|
, uint32_t size |
|
) { |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
#if NODE_MODULE_VERSION > IOJS_2_0_MODULE_VERSION |
|
return node::Buffer::New(v8::Isolate::GetCurrent(), data, size); |
|
#else |
|
return node::Buffer::Use(v8::Isolate::GetCurrent(), data, size); |
|
#endif |
|
} |
|
|
|
#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
|
(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
|
inline MaybeLocal<v8::String> |
|
NewOneByteString(const uint8_t * value, int length = -1) { |
|
return v8::String::NewFromOneByte(v8::Isolate::GetCurrent(), value, |
|
v8::NewStringType::kNormal, length); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
, const v8::ScriptOrigin& origin |
|
) { |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
v8::ScriptCompiler::Source source(s, origin); |
|
return scope.Escape( |
|
v8::ScriptCompiler::Compile(isolate->GetCurrentContext(), &source) |
|
.FromMaybe(v8::Local<BoundScript>())); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
) { |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
v8::ScriptCompiler::Source source(s); |
|
return scope.Escape( |
|
v8::ScriptCompiler::Compile(isolate->GetCurrentContext(), &source) |
|
.FromMaybe(v8::Local<BoundScript>())); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> RunScript( |
|
v8::Local<UnboundScript> script |
|
) { |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
return scope.Escape(script->BindToCurrentContext() |
|
->Run(isolate->GetCurrentContext()) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> RunScript( |
|
v8::Local<BoundScript> script |
|
) { |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
return scope.Escape(script->Run(isolate->GetCurrentContext()) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
#else |
|
inline MaybeLocal<v8::String> |
|
NewOneByteString(const uint8_t * value, int length = -1) { |
|
return v8::String::NewFromOneByte(v8::Isolate::GetCurrent(), value, |
|
v8::String::kNormalString, length); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
, const v8::ScriptOrigin& origin |
|
) { |
|
v8::ScriptCompiler::Source source(s, origin); |
|
return v8::ScriptCompiler::Compile(v8::Isolate::GetCurrent(), &source); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
) { |
|
v8::ScriptCompiler::Source source(s); |
|
return v8::ScriptCompiler::Compile(v8::Isolate::GetCurrent(), &source); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> RunScript( |
|
v8::Local<UnboundScript> script |
|
) { |
|
EscapableHandleScope scope; |
|
return scope.Escape(script->BindToCurrentContext()->Run()); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> RunScript( |
|
v8::Local<BoundScript> script |
|
) { |
|
return script->Run(); |
|
} |
|
#endif |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::Function> func |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, func, argc, argv))); |
|
#else |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource res("nan:makeCallback"); |
|
return res.runInAsyncScope(target, func, argc, argv) |
|
.FromMaybe(v8::Local<v8::Value>()); |
|
# else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, func, argc, argv); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#endif // NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
} |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::String> symbol |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, symbol, argc, argv))); |
|
#else |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource res("nan:makeCallback"); |
|
return res.runInAsyncScope(target, symbol, argc, argv) |
|
.FromMaybe(v8::Local<v8::Value>()); |
|
# else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, symbol, argc, argv); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#endif // NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
} |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, const char* method |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
#if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, method, argc, argv))); |
|
#else |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource res("nan:makeCallback"); |
|
return res.runInAsyncScope(target, method, argc, argv) |
|
.FromMaybe(v8::Local<v8::Value>()); |
|
# else |
|
return node::MakeCallback( |
|
v8::Isolate::GetCurrent(), target, method, argc, argv); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#endif // NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
} |
|
|
|
inline void FatalException(const TryCatch& try_catch) { |
|
node::FatalException(v8::Isolate::GetCurrent(), try_catch.try_catch_); |
|
} |
|
|
|
inline v8::Local<v8::Value> ErrnoException( |
|
int errorno |
|
, const char* syscall = NULL |
|
, const char* message = NULL |
|
, const char* path = NULL) { |
|
return node::ErrnoException(v8::Isolate::GetCurrent(), errorno, syscall, |
|
message, path); |
|
} |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> NanErrnoException( |
|
int errorno |
|
, const char* syscall = NULL |
|
, const char* message = NULL |
|
, const char* path = NULL) { |
|
return ErrnoException(errorno, syscall, message, path); |
|
} |
|
|
|
template<typename T> |
|
inline void SetIsolateData( |
|
v8::Isolate *isolate |
|
, T *data |
|
) { |
|
isolate->SetData(0, data); |
|
} |
|
|
|
template<typename T> |
|
inline T *GetIsolateData( |
|
v8::Isolate *isolate |
|
) { |
|
return static_cast<T*>(isolate->GetData(0)); |
|
} |
|
|
|
class Utf8String { |
|
public: |
|
inline explicit Utf8String(v8::Local<v8::Value> from) : |
|
length_(0), str_(str_st_) { |
|
HandleScope scope; |
|
if (!from.IsEmpty()) { |
|
#if NODE_MAJOR_VERSION >= 10 |
|
v8::Local<v8::Context> context = GetCurrentContext(); |
|
v8::Local<v8::String> string = |
|
from->ToString(context).FromMaybe(v8::Local<v8::String>()); |
|
#else |
|
v8::Local<v8::String> string = from->ToString(); |
|
#endif |
|
if (!string.IsEmpty()) { |
|
size_t len = 3 * string->Length() + 1; |
|
assert(len <= INT_MAX); |
|
if (len > sizeof (str_st_)) { |
|
str_ = static_cast<char*>(malloc(len)); |
|
assert(str_ != 0); |
|
} |
|
const int flags = |
|
v8::String::NO_NULL_TERMINATION | imp::kReplaceInvalidUtf8; |
|
#if NODE_MAJOR_VERSION >= 11 |
|
length_ = string->WriteUtf8(v8::Isolate::GetCurrent(), str_, |
|
static_cast<int>(len), 0, flags); |
|
#else |
|
// See https://github.com/nodejs/nan/issues/832. |
|
// Disable the warning as there is no way around it. |
|
#ifdef _MSC_VER |
|
#pragma warning(push) |
|
#pragma warning(disable : 4996) |
|
#endif |
|
#ifdef __GNUC__ |
|
#pragma GCC diagnostic push |
|
#pragma GCC diagnostic ignored "-Wdeprecated-declarations" |
|
#endif |
|
length_ = string->WriteUtf8(str_, static_cast<int>(len), 0, flags); |
|
#ifdef __GNUC__ |
|
#pragma GCC diagnostic pop |
|
#endif |
|
#ifdef _MSC_VER |
|
#pragma warning(pop) |
|
#endif |
|
#endif // NODE_MAJOR_VERSION < 11 |
|
str_[length_] = '\0'; |
|
} |
|
} |
|
} |
|
|
|
inline int length() const { |
|
return length_; |
|
} |
|
|
|
inline char* operator*() { return str_; } |
|
inline const char* operator*() const { return str_; } |
|
|
|
inline ~Utf8String() { |
|
if (str_ != str_st_) { |
|
free(str_); |
|
} |
|
} |
|
|
|
private: |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(Utf8String) |
|
|
|
int length_; |
|
char *str_; |
|
char str_st_[1024]; |
|
}; |
|
|
|
#else // Node 0.8 and 0.10 |
|
inline v8::Local<v8::Primitive> Undefined() { |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::Undefined())); |
|
} |
|
|
|
inline v8::Local<v8::Primitive> Null() { |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::Null())); |
|
} |
|
|
|
inline v8::Local<v8::Boolean> True() { |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::True())); |
|
} |
|
|
|
inline v8::Local<v8::Boolean> False() { |
|
EscapableHandleScope scope; |
|
return scope.Escape(New(v8::False())); |
|
} |
|
|
|
inline v8::Local<v8::String> EmptyString() { |
|
return v8::String::Empty(); |
|
} |
|
|
|
inline int AdjustExternalMemory(int bc) { |
|
return static_cast<int>(v8::V8::AdjustAmountOfExternalAllocatedMemory(bc)); |
|
} |
|
|
|
inline void SetTemplate( |
|
v8::Local<v8::Template> templ |
|
, const char *name |
|
, v8::Local<v8::Data> value) { |
|
templ->Set(name, value); |
|
} |
|
|
|
inline void SetTemplate( |
|
v8::Local<v8::Template> templ |
|
, v8::Local<v8::String> name |
|
, v8::Local<v8::Data> value |
|
, v8::PropertyAttribute attributes) { |
|
templ->Set(name, value, attributes); |
|
} |
|
|
|
inline v8::Local<v8::Context> GetCurrentContext() { |
|
return v8::Context::GetCurrent(); |
|
} |
|
|
|
inline void* GetInternalFieldPointer( |
|
v8::Local<v8::Object> object |
|
, int index) { |
|
return object->GetPointerFromInternalField(index); |
|
} |
|
|
|
inline void SetInternalFieldPointer( |
|
v8::Local<v8::Object> object |
|
, int index |
|
, void* value) { |
|
object->SetPointerInInternalField(index, value); |
|
} |
|
|
|
# define NAN_GC_CALLBACK(name) \ |
|
void name(v8::GCType type, v8::GCCallbackFlags flags) |
|
|
|
inline void AddGCEpilogueCallback( |
|
v8::GCEpilogueCallback callback |
|
, v8::GCType gc_type_filter = v8::kGCTypeAll) { |
|
v8::V8::AddGCEpilogueCallback(callback, gc_type_filter); |
|
} |
|
inline void RemoveGCEpilogueCallback( |
|
v8::GCEpilogueCallback callback) { |
|
v8::V8::RemoveGCEpilogueCallback(callback); |
|
} |
|
inline void AddGCPrologueCallback( |
|
v8::GCPrologueCallback callback |
|
, v8::GCType gc_type_filter = v8::kGCTypeAll) { |
|
v8::V8::AddGCPrologueCallback(callback, gc_type_filter); |
|
} |
|
inline void RemoveGCPrologueCallback( |
|
v8::GCPrologueCallback callback) { |
|
v8::V8::RemoveGCPrologueCallback(callback); |
|
} |
|
inline void GetHeapStatistics( |
|
v8::HeapStatistics *heap_statistics) { |
|
v8::V8::GetHeapStatistics(heap_statistics); |
|
} |
|
|
|
# define X(NAME) \ |
|
inline v8::Local<v8::Value> NAME(const char *msg) { \ |
|
EscapableHandleScope scope; \ |
|
return scope.Escape(v8::Exception::NAME(New(msg).ToLocalChecked())); \ |
|
} \ |
|
\ |
|
inline \ |
|
v8::Local<v8::Value> NAME(v8::Local<v8::String> msg) { \ |
|
return v8::Exception::NAME(msg); \ |
|
} \ |
|
\ |
|
inline void Throw ## NAME(const char *msg) { \ |
|
HandleScope scope; \ |
|
v8::ThrowException(v8::Exception::NAME(New(msg).ToLocalChecked())); \ |
|
} \ |
|
\ |
|
inline \ |
|
void Throw ## NAME(v8::Local<v8::String> errmsg) { \ |
|
HandleScope scope; \ |
|
v8::ThrowException(v8::Exception::NAME(errmsg)); \ |
|
} |
|
|
|
X(Error) |
|
X(RangeError) |
|
X(ReferenceError) |
|
X(SyntaxError) |
|
X(TypeError) |
|
|
|
# undef X |
|
|
|
inline void ThrowError(v8::Local<v8::Value> error) { |
|
v8::ThrowException(error); |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer( |
|
char *data |
|
, size_t length |
|
, node::Buffer::free_callback callback |
|
, void *hint |
|
) { |
|
EscapableHandleScope scope; |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(length <= imp::kMaxLength && "too large buffer"); |
|
return scope.Escape( |
|
New(node::Buffer::New(data, length, callback, hint)->handle_)); |
|
} |
|
|
|
inline MaybeLocal<v8::Object> CopyBuffer( |
|
const char *data |
|
, uint32_t size |
|
) { |
|
EscapableHandleScope scope; |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
#if NODE_MODULE_VERSION >= NODE_0_10_MODULE_VERSION |
|
return scope.Escape(New(node::Buffer::New(data, size)->handle_)); |
|
#else |
|
return scope.Escape( |
|
New(node::Buffer::New(const_cast<char *>(data), size)->handle_)); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer(uint32_t size) { |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
EscapableHandleScope scope; |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
return scope.Escape(New(node::Buffer::New(size)->handle_)); |
|
} |
|
|
|
inline void FreeData(char *data, void *hint) { |
|
(void) hint; // unused |
|
delete[] data; |
|
} |
|
|
|
inline MaybeLocal<v8::Object> NewBuffer( |
|
char* data |
|
, uint32_t size |
|
) { |
|
EscapableHandleScope scope; |
|
// arbitrary buffer lengths requires |
|
// NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION |
|
assert(size <= imp::kMaxLength && "too large buffer"); |
|
return scope.Escape( |
|
New(node::Buffer::New(data, size, FreeData, NULL)->handle_)); |
|
} |
|
|
|
namespace imp { |
|
inline void |
|
widenString(std::vector<uint16_t> *ws, const uint8_t *s, int l) { |
|
size_t len = static_cast<size_t>(l); |
|
if (l < 0) { |
|
len = strlen(reinterpret_cast<const char*>(s)); |
|
} |
|
assert(len <= INT_MAX && "string too long"); |
|
ws->resize(len); |
|
std::copy(s, s + len, ws->begin()); // NOLINT(build/include_what_you_use) |
|
} |
|
} // end of namespace imp |
|
|
|
inline MaybeLocal<v8::String> |
|
NewOneByteString(const uint8_t * value, int length = -1) { |
|
std::vector<uint16_t> wideString; // NOLINT(build/include_what_you_use) |
|
imp::widenString(&wideString, value, length); |
|
return v8::String::New(wideString.data(), |
|
static_cast<int>(wideString.size())); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
, const v8::ScriptOrigin& origin |
|
) { |
|
return v8::Script::Compile(s, const_cast<v8::ScriptOrigin *>(&origin)); |
|
} |
|
|
|
inline MaybeLocal<BoundScript> CompileScript( |
|
v8::Local<v8::String> s |
|
) { |
|
return v8::Script::Compile(s); |
|
} |
|
|
|
inline |
|
MaybeLocal<v8::Value> RunScript(v8::Local<v8::Script> script) { |
|
return script->Run(); |
|
} |
|
|
|
inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::Function> func |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
v8::HandleScope scope; |
|
return scope.Close(New(node::MakeCallback(target, func, argc, argv))); |
|
} |
|
|
|
inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, v8::Local<v8::String> symbol |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
v8::HandleScope scope; |
|
return scope.Close(New(node::MakeCallback(target, symbol, argc, argv))); |
|
} |
|
|
|
inline v8::Local<v8::Value> MakeCallback( |
|
v8::Local<v8::Object> target |
|
, const char* method |
|
, int argc |
|
, v8::Local<v8::Value>* argv) { |
|
v8::HandleScope scope; |
|
return scope.Close(New(node::MakeCallback(target, method, argc, argv))); |
|
} |
|
|
|
inline void FatalException(const TryCatch& try_catch) { |
|
node::FatalException(const_cast<v8::TryCatch &>(try_catch.try_catch_)); |
|
} |
|
|
|
inline v8::Local<v8::Value> ErrnoException( |
|
int errorno |
|
, const char* syscall = NULL |
|
, const char* message = NULL |
|
, const char* path = NULL) { |
|
return node::ErrnoException(errorno, syscall, message, path); |
|
} |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> NanErrnoException( |
|
int errorno |
|
, const char* syscall = NULL |
|
, const char* message = NULL |
|
, const char* path = NULL) { |
|
return ErrnoException(errorno, syscall, message, path); |
|
} |
|
|
|
|
|
template<typename T> |
|
inline void SetIsolateData( |
|
v8::Isolate *isolate |
|
, T *data |
|
) { |
|
isolate->SetData(data); |
|
} |
|
|
|
template<typename T> |
|
inline T *GetIsolateData( |
|
v8::Isolate *isolate |
|
) { |
|
return static_cast<T*>(isolate->GetData()); |
|
} |
|
|
|
class Utf8String { |
|
public: |
|
inline explicit Utf8String(v8::Local<v8::Value> from) : |
|
length_(0), str_(str_st_) { |
|
v8::HandleScope scope; |
|
if (!from.IsEmpty()) { |
|
v8::Local<v8::String> string = from->ToString(); |
|
if (!string.IsEmpty()) { |
|
size_t len = 3 * string->Length() + 1; |
|
assert(len <= INT_MAX); |
|
if (len > sizeof (str_st_)) { |
|
str_ = static_cast<char*>(malloc(len)); |
|
assert(str_ != 0); |
|
} |
|
const int flags = |
|
v8::String::NO_NULL_TERMINATION | imp::kReplaceInvalidUtf8; |
|
length_ = string->WriteUtf8(str_, static_cast<int>(len), 0, flags); |
|
str_[length_] = '\0'; |
|
} |
|
} |
|
} |
|
|
|
inline int length() const { |
|
return length_; |
|
} |
|
|
|
inline char* operator*() { return str_; } |
|
inline const char* operator*() const { return str_; } |
|
|
|
inline ~Utf8String() { |
|
if (str_ != str_st_) { |
|
free(str_); |
|
} |
|
} |
|
|
|
private: |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(Utf8String) |
|
|
|
int length_; |
|
char *str_; |
|
char str_st_[1024]; |
|
}; |
|
|
|
#endif // NODE_MODULE_VERSION |
|
|
|
typedef void (*FreeCallback)(char *data, void *hint); |
|
|
|
typedef const FunctionCallbackInfo<v8::Value>& NAN_METHOD_ARGS_TYPE; |
|
typedef void NAN_METHOD_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Value>& NAN_GETTER_ARGS_TYPE; |
|
typedef void NAN_GETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<void>& NAN_SETTER_ARGS_TYPE; |
|
typedef void NAN_SETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Value>& |
|
NAN_PROPERTY_GETTER_ARGS_TYPE; |
|
typedef void NAN_PROPERTY_GETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Value>& |
|
NAN_PROPERTY_SETTER_ARGS_TYPE; |
|
typedef void NAN_PROPERTY_SETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Array>& |
|
NAN_PROPERTY_ENUMERATOR_ARGS_TYPE; |
|
typedef void NAN_PROPERTY_ENUMERATOR_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Boolean>& |
|
NAN_PROPERTY_DELETER_ARGS_TYPE; |
|
typedef void NAN_PROPERTY_DELETER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Integer>& |
|
NAN_PROPERTY_QUERY_ARGS_TYPE; |
|
typedef void NAN_PROPERTY_QUERY_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Value>& NAN_INDEX_GETTER_ARGS_TYPE; |
|
typedef void NAN_INDEX_GETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Value>& NAN_INDEX_SETTER_ARGS_TYPE; |
|
typedef void NAN_INDEX_SETTER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Array>& |
|
NAN_INDEX_ENUMERATOR_ARGS_TYPE; |
|
typedef void NAN_INDEX_ENUMERATOR_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Boolean>& |
|
NAN_INDEX_DELETER_ARGS_TYPE; |
|
typedef void NAN_INDEX_DELETER_RETURN_TYPE; |
|
|
|
typedef const PropertyCallbackInfo<v8::Integer>& |
|
NAN_INDEX_QUERY_ARGS_TYPE; |
|
typedef void NAN_INDEX_QUERY_RETURN_TYPE; |
|
|
|
#define NAN_METHOD(name) \ |
|
Nan::NAN_METHOD_RETURN_TYPE name(Nan::NAN_METHOD_ARGS_TYPE info) |
|
#define NAN_GETTER(name) \ |
|
Nan::NAN_GETTER_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, Nan::NAN_GETTER_ARGS_TYPE info) |
|
#define NAN_SETTER(name) \ |
|
Nan::NAN_SETTER_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, v8::Local<v8::Value> value \ |
|
, Nan::NAN_SETTER_ARGS_TYPE info) |
|
#define NAN_PROPERTY_GETTER(name) \ |
|
Nan::NAN_PROPERTY_GETTER_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, Nan::NAN_PROPERTY_GETTER_ARGS_TYPE info) |
|
#define NAN_PROPERTY_SETTER(name) \ |
|
Nan::NAN_PROPERTY_SETTER_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, v8::Local<v8::Value> value \ |
|
, Nan::NAN_PROPERTY_SETTER_ARGS_TYPE info) |
|
#define NAN_PROPERTY_ENUMERATOR(name) \ |
|
Nan::NAN_PROPERTY_ENUMERATOR_RETURN_TYPE name( \ |
|
Nan::NAN_PROPERTY_ENUMERATOR_ARGS_TYPE info) |
|
#define NAN_PROPERTY_DELETER(name) \ |
|
Nan::NAN_PROPERTY_DELETER_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, Nan::NAN_PROPERTY_DELETER_ARGS_TYPE info) |
|
#define NAN_PROPERTY_QUERY(name) \ |
|
Nan::NAN_PROPERTY_QUERY_RETURN_TYPE name( \ |
|
v8::Local<v8::String> property \ |
|
, Nan::NAN_PROPERTY_QUERY_ARGS_TYPE info) |
|
# define NAN_INDEX_GETTER(name) \ |
|
Nan::NAN_INDEX_GETTER_RETURN_TYPE name( \ |
|
uint32_t index \ |
|
, Nan::NAN_INDEX_GETTER_ARGS_TYPE info) |
|
#define NAN_INDEX_SETTER(name) \ |
|
Nan::NAN_INDEX_SETTER_RETURN_TYPE name( \ |
|
uint32_t index \ |
|
, v8::Local<v8::Value> value \ |
|
, Nan::NAN_INDEX_SETTER_ARGS_TYPE info) |
|
#define NAN_INDEX_ENUMERATOR(name) \ |
|
Nan::NAN_INDEX_ENUMERATOR_RETURN_TYPE \ |
|
name(Nan::NAN_INDEX_ENUMERATOR_ARGS_TYPE info) |
|
#define NAN_INDEX_DELETER(name) \ |
|
Nan::NAN_INDEX_DELETER_RETURN_TYPE name( \ |
|
uint32_t index \ |
|
, Nan::NAN_INDEX_DELETER_ARGS_TYPE info) |
|
#define NAN_INDEX_QUERY(name) \ |
|
Nan::NAN_INDEX_QUERY_RETURN_TYPE name( \ |
|
uint32_t index \ |
|
, Nan::NAN_INDEX_QUERY_ARGS_TYPE info) |
|
|
|
class Callback { |
|
public: |
|
Callback() {} |
|
|
|
explicit Callback(const v8::Local<v8::Function> &fn) : handle_(fn) {} |
|
|
|
~Callback() { |
|
handle_.Reset(); |
|
} |
|
|
|
bool operator==(const Callback &other) const { |
|
return handle_ == other.handle_; |
|
} |
|
|
|
bool operator!=(const Callback &other) const { |
|
return !operator==(other); |
|
} |
|
|
|
inline |
|
v8::Local<v8::Function> operator*() const { return GetFunction(); } |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> operator()( |
|
v8::Local<v8::Object> target |
|
, int argc = 0 |
|
, v8::Local<v8::Value> argv[] = 0) const { |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource async("nan:Callback:operator()"); |
|
return Call_(isolate, target, argc, argv, &async) |
|
.FromMaybe(v8::Local<v8::Value>()); |
|
# else |
|
return Call_(isolate, target, argc, argv); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#else |
|
return Call_(target, argc, argv); |
|
#endif // NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
} |
|
|
|
NAN_DEPRECATED inline v8::Local<v8::Value> operator()( |
|
int argc = 0 |
|
, v8::Local<v8::Value> argv[] = 0) const { |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource async("nan:Callback:operator()"); |
|
return scope.Escape(Call_(isolate, isolate->GetCurrentContext()->Global(), |
|
argc, argv, &async) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
# else |
|
return scope.Escape( |
|
Call_(isolate, isolate->GetCurrentContext()->Global(), argc, argv)); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#else |
|
v8::HandleScope scope; |
|
return scope.Close(Call_(v8::Context::GetCurrent()->Global(), argc, argv)); |
|
#endif // NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
} |
|
|
|
inline MaybeLocal<v8::Value> operator()( |
|
AsyncResource* resource |
|
, int argc = 0 |
|
, v8::Local<v8::Value> argv[] = 0) const { |
|
return this->Call(argc, argv, resource); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> operator()( |
|
AsyncResource* resource |
|
, v8::Local<v8::Object> target |
|
, int argc = 0 |
|
, v8::Local<v8::Value> argv[] = 0) const { |
|
return this->Call(target, argc, argv, resource); |
|
} |
|
|
|
// TODO(kkoopa): remove |
|
inline void SetFunction(const v8::Local<v8::Function> &fn) { |
|
Reset(fn); |
|
} |
|
|
|
inline void Reset(const v8::Local<v8::Function> &fn) { |
|
handle_.Reset(fn); |
|
} |
|
|
|
inline void Reset() { |
|
handle_.Reset(); |
|
} |
|
|
|
inline v8::Local<v8::Function> GetFunction() const { |
|
return New(handle_); |
|
} |
|
|
|
inline bool IsEmpty() const { |
|
return handle_.IsEmpty(); |
|
} |
|
|
|
// Deprecated: For async callbacks Use the versions that accept an |
|
// AsyncResource. If this callback does not correspond to an async resource, |
|
// that is, it is a synchronous function call on a non-empty JS stack, you |
|
// should Nan::Call instead. |
|
NAN_DEPRECATED inline v8::Local<v8::Value> |
|
Call(v8::Local<v8::Object> target |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) const { |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource async("nan:Callback:Call"); |
|
return Call_(isolate, target, argc, argv, &async) |
|
.FromMaybe(v8::Local<v8::Value>()); |
|
# else |
|
return Call_(isolate, target, argc, argv); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#else |
|
return Call_(target, argc, argv); |
|
#endif |
|
} |
|
|
|
// Deprecated: For async callbacks Use the versions that accept an |
|
// AsyncResource. If this callback does not correspond to an async resource, |
|
// that is, it is a synchronous function call on a non-empty JS stack, you |
|
// should Nan::Call instead. |
|
NAN_DEPRECATED inline v8::Local<v8::Value> |
|
Call(int argc, v8::Local<v8::Value> argv[]) const { |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
# if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
AsyncResource async("nan:Callback:Call"); |
|
return scope.Escape(Call_(isolate, isolate->GetCurrentContext()->Global(), |
|
argc, argv, &async) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
# else |
|
return scope.Escape( |
|
Call_(isolate, isolate->GetCurrentContext()->Global(), argc, argv)); |
|
# endif // NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
#else |
|
v8::HandleScope scope; |
|
return scope.Close(Call_(v8::Context::GetCurrent()->Global(), argc, argv)); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> |
|
Call(v8::Local<v8::Object> target |
|
, int argc |
|
, v8::Local<v8::Value> argv[] |
|
, AsyncResource* resource) const { |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
return Call_(isolate, target, argc, argv, resource); |
|
#elif NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
return Call_(isolate, target, argc, argv); |
|
#else |
|
return Call_(target, argc, argv); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> |
|
Call(int argc, v8::Local<v8::Value> argv[], AsyncResource* resource) const { |
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
return Call(isolate->GetCurrentContext()->Global(), argc, argv, resource); |
|
#elif NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate *isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
return scope.Escape( |
|
Call_(isolate, isolate->GetCurrentContext()->Global(), argc, argv)); |
|
#else |
|
v8::HandleScope scope; |
|
return scope.Close(Call_(v8::Context::GetCurrent()->Global(), argc, argv)); |
|
#endif |
|
} |
|
|
|
private: |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(Callback) |
|
Persistent<v8::Function> handle_; |
|
|
|
#if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION |
|
MaybeLocal<v8::Value> Call_(v8::Isolate *isolate |
|
, v8::Local<v8::Object> target |
|
, int argc |
|
, v8::Local<v8::Value> argv[] |
|
, AsyncResource* resource) const { |
|
EscapableHandleScope scope; |
|
v8::Local<v8::Function> func = New(handle_); |
|
auto maybe = resource->runInAsyncScope(target, func, argc, argv); |
|
v8::Local<v8::Value> local; |
|
if (!maybe.ToLocal(&local)) return MaybeLocal<v8::Value>(); |
|
return scope.Escape(local); |
|
} |
|
#elif NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Local<v8::Value> Call_(v8::Isolate *isolate |
|
, v8::Local<v8::Object> target |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) const { |
|
EscapableHandleScope scope; |
|
|
|
v8::Local<v8::Function> callback = New(handle_); |
|
# if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION |
|
return scope.Escape(New(node::MakeCallback( |
|
isolate |
|
, target |
|
, callback |
|
, argc |
|
, argv |
|
))); |
|
# else |
|
return scope.Escape(node::MakeCallback( |
|
isolate |
|
, target |
|
, callback |
|
, argc |
|
, argv |
|
)); |
|
# endif |
|
} |
|
#else |
|
v8::Local<v8::Value> Call_(v8::Local<v8::Object> target |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) const { |
|
EscapableHandleScope scope; |
|
|
|
v8::Local<v8::Function> callback = New(handle_); |
|
return scope.Escape(New(node::MakeCallback( |
|
target |
|
, callback |
|
, argc |
|
, argv |
|
))); |
|
} |
|
#endif |
|
}; |
|
|
|
inline MaybeLocal<v8::Value> Call( |
|
const Nan::Callback& callback |
|
, v8::Local<v8::Object> recv |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) { |
|
return Call(*callback, recv, argc, argv); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> Call( |
|
const Nan::Callback& callback |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) { |
|
#if NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
v8::EscapableHandleScope scope(isolate); |
|
return scope.Escape( |
|
Call(*callback, isolate->GetCurrentContext()->Global(), argc, argv) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
#else |
|
EscapableHandleScope scope; |
|
return scope.Escape( |
|
Call(*callback, v8::Context::GetCurrent()->Global(), argc, argv) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
#endif |
|
} |
|
|
|
inline MaybeLocal<v8::Value> Call( |
|
v8::Local<v8::String> symbol |
|
, v8::Local<v8::Object> recv |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) { |
|
EscapableHandleScope scope; |
|
v8::Local<v8::Value> fn_v = |
|
Get(recv, symbol).FromMaybe(v8::Local<v8::Value>()); |
|
if (fn_v.IsEmpty() || !fn_v->IsFunction()) return v8::Local<v8::Value>(); |
|
v8::Local<v8::Function> fn = fn_v.As<v8::Function>(); |
|
return scope.Escape( |
|
Call(fn, recv, argc, argv).FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
inline MaybeLocal<v8::Value> Call( |
|
const char* method |
|
, v8::Local<v8::Object> recv |
|
, int argc |
|
, v8::Local<v8::Value> argv[]) { |
|
EscapableHandleScope scope; |
|
v8::Local<v8::String> method_string = |
|
New<v8::String>(method).ToLocalChecked(); |
|
return scope.Escape( |
|
Call(method_string, recv, argc, argv).FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
/* abstract */ class AsyncWorker { |
|
public: |
|
explicit AsyncWorker(Callback *callback_, |
|
const char* resource_name = "nan:AsyncWorker") |
|
: callback(callback_), errmsg_(NULL) { |
|
request.data = this; |
|
|
|
HandleScope scope; |
|
v8::Local<v8::Object> obj = New<v8::Object>(); |
|
persistentHandle.Reset(obj); |
|
async_resource = new AsyncResource(resource_name, obj); |
|
} |
|
|
|
virtual ~AsyncWorker() { |
|
HandleScope scope; |
|
|
|
if (!persistentHandle.IsEmpty()) |
|
persistentHandle.Reset(); |
|
delete callback; |
|
delete[] errmsg_; |
|
delete async_resource; |
|
} |
|
|
|
virtual void WorkComplete() { |
|
HandleScope scope; |
|
|
|
if (errmsg_ == NULL) |
|
HandleOKCallback(); |
|
else |
|
HandleErrorCallback(); |
|
delete callback; |
|
callback = NULL; |
|
} |
|
|
|
inline void SaveToPersistent( |
|
const char *key, const v8::Local<v8::Value> &value) { |
|
HandleScope scope; |
|
Set(New(persistentHandle), New(key).ToLocalChecked(), value).FromJust(); |
|
} |
|
|
|
inline void SaveToPersistent( |
|
const v8::Local<v8::String> &key, const v8::Local<v8::Value> &value) { |
|
HandleScope scope; |
|
Set(New(persistentHandle), key, value).FromJust(); |
|
} |
|
|
|
inline void SaveToPersistent( |
|
uint32_t index, const v8::Local<v8::Value> &value) { |
|
HandleScope scope; |
|
Set(New(persistentHandle), index, value).FromJust(); |
|
} |
|
|
|
inline v8::Local<v8::Value> GetFromPersistent(const char *key) const { |
|
EscapableHandleScope scope; |
|
return scope.Escape( |
|
Get(New(persistentHandle), New(key).ToLocalChecked()) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
inline v8::Local<v8::Value> |
|
GetFromPersistent(const v8::Local<v8::String> &key) const { |
|
EscapableHandleScope scope; |
|
return scope.Escape( |
|
Get(New(persistentHandle), key) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
inline v8::Local<v8::Value> GetFromPersistent(uint32_t index) const { |
|
EscapableHandleScope scope; |
|
return scope.Escape( |
|
Get(New(persistentHandle), index) |
|
.FromMaybe(v8::Local<v8::Value>())); |
|
} |
|
|
|
virtual void Execute() = 0; |
|
|
|
uv_work_t request; |
|
|
|
virtual void Destroy() { |
|
delete this; |
|
} |
|
|
|
protected: |
|
Persistent<v8::Object> persistentHandle; |
|
Callback *callback; |
|
AsyncResource *async_resource; |
|
|
|
virtual void HandleOKCallback() { |
|
HandleScope scope; |
|
|
|
callback->Call(0, NULL, async_resource); |
|
} |
|
|
|
virtual void HandleErrorCallback() { |
|
HandleScope scope; |
|
|
|
v8::Local<v8::Value> argv[] = { |
|
v8::Exception::Error(New<v8::String>(ErrorMessage()).ToLocalChecked()) |
|
}; |
|
callback->Call(1, argv, async_resource); |
|
} |
|
|
|
void SetErrorMessage(const char *msg) { |
|
delete[] errmsg_; |
|
|
|
size_t size = strlen(msg) + 1; |
|
errmsg_ = new char[size]; |
|
memcpy(errmsg_, msg, size); |
|
} |
|
|
|
const char* ErrorMessage() const { |
|
return errmsg_; |
|
} |
|
|
|
private: |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(AsyncWorker) |
|
char *errmsg_; |
|
}; |
|
|
|
/* abstract */ class AsyncBareProgressWorkerBase : public AsyncWorker { |
|
public: |
|
explicit AsyncBareProgressWorkerBase( |
|
Callback *callback_, |
|
const char* resource_name = "nan:AsyncBareProgressWorkerBase") |
|
: AsyncWorker(callback_, resource_name) { |
|
uv_async_init( |
|
GetCurrentEventLoop() |
|
, &async |
|
, AsyncProgress_ |
|
); |
|
async.data = this; |
|
} |
|
|
|
virtual ~AsyncBareProgressWorkerBase() { |
|
} |
|
|
|
virtual void WorkProgress() = 0; |
|
|
|
virtual void Destroy() { |
|
uv_close(reinterpret_cast<uv_handle_t*>(&async), AsyncClose_); |
|
} |
|
|
|
private: |
|
inline static NAUV_WORK_CB(AsyncProgress_) { |
|
AsyncBareProgressWorkerBase *worker = |
|
static_cast<AsyncBareProgressWorkerBase*>(async->data); |
|
worker->WorkProgress(); |
|
} |
|
|
|
inline static void AsyncClose_(uv_handle_t* handle) { |
|
AsyncBareProgressWorkerBase *worker = |
|
static_cast<AsyncBareProgressWorkerBase*>(handle->data); |
|
delete worker; |
|
} |
|
|
|
protected: |
|
uv_async_t async; |
|
}; |
|
|
|
template<class T> |
|
/* abstract */ |
|
class AsyncBareProgressWorker : public AsyncBareProgressWorkerBase { |
|
public: |
|
explicit AsyncBareProgressWorker( |
|
Callback *callback_, |
|
const char* resource_name = "nan:AsyncBareProgressWorker") |
|
: AsyncBareProgressWorkerBase(callback_, resource_name) { |
|
uv_mutex_init(&async_lock); |
|
} |
|
|
|
virtual ~AsyncBareProgressWorker() { |
|
uv_mutex_destroy(&async_lock); |
|
} |
|
|
|
class ExecutionProgress { |
|
friend class AsyncBareProgressWorker; |
|
public: |
|
void Signal() const { |
|
uv_mutex_lock(&that_->async_lock); |
|
uv_async_send(&that_->async); |
|
uv_mutex_unlock(&that_->async_lock); |
|
} |
|
|
|
void Send(const T* data, size_t count) const { |
|
that_->SendProgress_(data, count); |
|
} |
|
|
|
private: |
|
explicit ExecutionProgress(AsyncBareProgressWorker *that) : that_(that) {} |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(ExecutionProgress) |
|
AsyncBareProgressWorker* const that_; |
|
}; |
|
|
|
virtual void Execute(const ExecutionProgress& progress) = 0; |
|
virtual void HandleProgressCallback(const T *data, size_t size) = 0; |
|
|
|
protected: |
|
uv_mutex_t async_lock; |
|
|
|
private: |
|
void Execute() /*final override*/ { |
|
ExecutionProgress progress(this); |
|
Execute(progress); |
|
} |
|
|
|
virtual void SendProgress_(const T *data, size_t count) = 0; |
|
}; |
|
|
|
template<class T> |
|
/* abstract */ |
|
class AsyncProgressWorkerBase : public AsyncBareProgressWorker<T> { |
|
public: |
|
explicit AsyncProgressWorkerBase( |
|
Callback *callback_, |
|
const char* resource_name = "nan:AsyncProgressWorkerBase") |
|
: AsyncBareProgressWorker<T>(callback_, resource_name), asyncdata_(NULL), |
|
asyncsize_(0) { |
|
} |
|
|
|
virtual ~AsyncProgressWorkerBase() { |
|
delete[] asyncdata_; |
|
} |
|
|
|
void WorkProgress() { |
|
uv_mutex_lock(&this->async_lock); |
|
T *data = asyncdata_; |
|
size_t size = asyncsize_; |
|
asyncdata_ = NULL; |
|
asyncsize_ = 0; |
|
uv_mutex_unlock(&this->async_lock); |
|
|
|
// Don't send progress events after we've already completed. |
|
if (this->callback) { |
|
this->HandleProgressCallback(data, size); |
|
} |
|
delete[] data; |
|
} |
|
|
|
private: |
|
void SendProgress_(const T *data, size_t count) { |
|
T *new_data = new T[count]; |
|
std::copy(data, data + count, new_data); |
|
|
|
uv_mutex_lock(&this->async_lock); |
|
T *old_data = asyncdata_; |
|
asyncdata_ = new_data; |
|
asyncsize_ = count; |
|
uv_async_send(&this->async); |
|
uv_mutex_unlock(&this->async_lock); |
|
|
|
delete[] old_data; |
|
} |
|
|
|
T *asyncdata_; |
|
size_t asyncsize_; |
|
}; |
|
|
|
// This ensures compatibility to the previous un-templated AsyncProgressWorker |
|
// class definition. |
|
typedef AsyncProgressWorkerBase<char> AsyncProgressWorker; |
|
|
|
template<class T> |
|
/* abstract */ |
|
class AsyncBareProgressQueueWorker : public AsyncBareProgressWorkerBase { |
|
public: |
|
explicit AsyncBareProgressQueueWorker( |
|
Callback *callback_, |
|
const char* resource_name = "nan:AsyncBareProgressQueueWorker") |
|
: AsyncBareProgressWorkerBase(callback_, resource_name) { |
|
} |
|
|
|
virtual ~AsyncBareProgressQueueWorker() { |
|
} |
|
|
|
class ExecutionProgress { |
|
friend class AsyncBareProgressQueueWorker; |
|
public: |
|
void Send(const T* data, size_t count) const { |
|
that_->SendProgress_(data, count); |
|
} |
|
|
|
private: |
|
explicit ExecutionProgress(AsyncBareProgressQueueWorker *that) |
|
: that_(that) {} |
|
NAN_DISALLOW_ASSIGN_COPY_MOVE(ExecutionProgress) |
|
AsyncBareProgressQueueWorker* const that_; |
|
}; |
|
|
|
virtual void Execute(const ExecutionProgress& progress) = 0; |
|
virtual void HandleProgressCallback(const T *data, size_t size) = 0; |
|
|
|
private: |
|
void Execute() /*final override*/ { |
|
ExecutionProgress progress(this); |
|
Execute(progress); |
|
} |
|
|
|
virtual void SendProgress_(const T *data, size_t count) = 0; |
|
}; |
|
|
|
template<class T> |
|
/* abstract */ |
|
class AsyncProgressQueueWorker : public AsyncBareProgressQueueWorker<T> { |
|
public: |
|
explicit AsyncProgressQueueWorker( |
|
Callback *callback_, |
|
const char* resource_name = "nan:AsyncProgressQueueWorker") |
|
: AsyncBareProgressQueueWorker<T>(callback_) { |
|
uv_mutex_init(&async_lock); |
|
} |
|
|
|
virtual ~AsyncProgressQueueWorker() { |
|
uv_mutex_lock(&async_lock); |
|
|
|
while (!asyncdata_.empty()) { |
|
std::pair<T*, size_t> &datapair = asyncdata_.front(); |
|
T *data = datapair.first; |
|
|
|
asyncdata_.pop(); |
|
|
|
delete[] data; |
|
} |
|
|
|
uv_mutex_unlock(&async_lock); |
|
uv_mutex_destroy(&async_lock); |
|
} |
|
|
|
void WorkComplete() { |
|
WorkProgress(); |
|
AsyncWorker::WorkComplete(); |
|
} |
|
|
|
void WorkProgress() { |
|
uv_mutex_lock(&async_lock); |
|
|
|
while (!asyncdata_.empty()) { |
|
std::pair<T*, size_t> &datapair = asyncdata_.front(); |
|
|
|
T *data = datapair.first; |
|
size_t size = datapair.second; |
|
|
|
asyncdata_.pop(); |
|
uv_mutex_unlock(&async_lock); |
|
|
|
// Don't send progress events after we've already completed. |
|
if (this->callback) { |
|
this->HandleProgressCallback(data, size); |
|
} |
|
|
|
delete[] data; |
|
|
|
uv_mutex_lock(&async_lock); |
|
} |
|
|
|
uv_mutex_unlock(&async_lock); |
|
} |
|
|
|
private: |
|
void SendProgress_(const T *data, size_t count) { |
|
T *new_data = new T[count]; |
|
std::copy(data, data + count, new_data); |
|
|
|
uv_mutex_lock(&async_lock); |
|
asyncdata_.push(std::pair<T*, size_t>(new_data, count)); |
|
uv_mutex_unlock(&async_lock); |
|
|
|
uv_async_send(&this->async); |
|
} |
|
|
|
uv_mutex_t async_lock; |
|
std::queue<std::pair<T*, size_t> > asyncdata_; |
|
}; |
|
|
|
inline void AsyncExecute (uv_work_t* req) { |
|
AsyncWorker *worker = static_cast<AsyncWorker*>(req->data); |
|
worker->Execute(); |
|
} |
|
|
|
/* uv_after_work_cb has 1 argument before node-v0.9.4 and |
|
* 2 arguments since node-v0.9.4 |
|
* https://github.com/libuv/libuv/commit/92fb84b751e18f032c02609467f44bfe927b80c5 |
|
*/ |
|
inline void AsyncExecuteComplete(uv_work_t *req) { |
|
AsyncWorker* worker = static_cast<AsyncWorker*>(req->data); |
|
worker->WorkComplete(); |
|
worker->Destroy(); |
|
} |
|
inline void AsyncExecuteComplete (uv_work_t* req, int status) { |
|
AsyncExecuteComplete(req); |
|
} |
|
|
|
inline void AsyncQueueWorker (AsyncWorker* worker) { |
|
uv_queue_work( |
|
GetCurrentEventLoop() |
|
, &worker->request |
|
, AsyncExecute |
|
, AsyncExecuteComplete |
|
); |
|
} |
|
|
|
namespace imp { |
|
|
|
inline |
|
ExternalOneByteStringResource const* |
|
GetExternalResource(v8::Local<v8::String> str) { |
|
#if NODE_MODULE_VERSION < ATOM_0_21_MODULE_VERSION |
|
return str->GetExternalAsciiStringResource(); |
|
#else |
|
return str->GetExternalOneByteStringResource(); |
|
#endif |
|
} |
|
|
|
inline |
|
bool |
|
IsExternal(v8::Local<v8::String> str) { |
|
#if NODE_MODULE_VERSION < ATOM_0_21_MODULE_VERSION |
|
return str->IsExternalAscii(); |
|
#else |
|
return str->IsExternalOneByte(); |
|
#endif |
|
} |
|
|
|
} // end of namespace imp |
|
|
|
enum Encoding {ASCII, UTF8, BASE64, UCS2, BINARY, HEX, BUFFER}; |
|
|
|
#if NODE_MODULE_VERSION < NODE_0_10_MODULE_VERSION |
|
# include "nan_string_bytes.h" // NOLINT(build/include) |
|
#endif |
|
|
|
inline v8::Local<v8::Value> Encode( |
|
const void *buf, size_t len, enum Encoding encoding = BINARY) { |
|
#if (NODE_MODULE_VERSION >= ATOM_0_21_MODULE_VERSION) |
|
v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
|
node::encoding node_enc = static_cast<node::encoding>(encoding); |
|
|
|
if (encoding == UCS2) { |
|
return node::Encode( |
|
isolate |
|
, reinterpret_cast<const uint16_t *>(buf) |
|
, len / 2); |
|
} else { |
|
return node::Encode( |
|
isolate |
|
, reinterpret_cast<const char *>(buf) |
|
, len |
|
, node_enc); |
|
} |
|
#elif (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) |
|
return node::Encode( |
|
v8::Isolate::GetCurrent() |
|
, buf, len |
|
, static_cast<node::encoding>(encoding)); |
|
#else |
|
# if NODE_MODULE_VERSION >= NODE_0_10_MODULE_VERSION |
|
return node::Encode(buf, len, static_cast<node::encoding>(encoding)); |
|
# else |
|
return imp::Encode(reinterpret_cast<const char*>(buf), len, encoding); |
|
# endif |
|
#endif |
|
} |
|
|
|
inline ssize_t DecodeBytes( |
|
v8::Local<v8::Value> val, enum Encoding encoding = BINARY) { |
|
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) |
|
return node::DecodeBytes( |
|
v8::Isolate::GetCurrent() |
|
, val |
|
, static_cast<node::encoding>(encoding)); |
|
#else |
|
# if (NODE_MODULE_VERSION < NODE_0_10_MODULE_VERSION) |
|
if (encoding == BUFFER) { |
|
return node::DecodeBytes(val, node::BINARY); |
|
} |
|
# endif |
|
return node::DecodeBytes(val, static_cast<node::encoding>(encoding)); |
|
#endif |
|
} |
|
|
|
inline ssize_t DecodeWrite( |
|
char *buf |
|
, size_t len |
|
, v8::Local<v8::Value> val |
|
, enum Encoding encoding = BINARY) { |
|
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) |
|
return node::DecodeWrite( |
|
v8::Isolate::GetCurrent() |
|
, buf |
|
, len |
|
, val |
|
, static_cast<node::encoding>(encoding)); |
|
#else |
|
# if (NODE_MODULE_VERSION < NODE_0_10_MODULE_VERSION) |
|
if (encoding == BUFFER) { |
|
return node::DecodeWrite(buf, len, val, node::BINARY); |
|
} |
|
# endif |
|
return node::DecodeWrite( |
|
buf |
|
, len |
|
, val |
|
, static_cast<node::encoding>(encoding)); |
|
#endif |
|
} |
|
|
|
inline void SetPrototypeTemplate( |
|
v8::Local<v8::FunctionTemplate> templ |
|
, const char *name |
|
, v8::Local<v8::Data> value |
|
) { |
|
HandleScope scope; |
|
SetTemplate(templ->PrototypeTemplate(), name, value); |
|
} |
|
|
|
inline void SetPrototypeTemplate( |
|
v8::Local<v8::FunctionTemplate> templ |
|
, v8::Local<v8::String> name |
|
, v8::Local<v8::Data> value |
|
, v8::PropertyAttribute attributes |
|
) { |
|
HandleScope scope; |
|
SetTemplate(templ->PrototypeTemplate(), name, value, attributes); |
|
} |
|
|
|
inline void SetInstanceTemplate( |
|
v8::Local<v8::FunctionTemplate> templ |
|
, const char *name |
|
, v8::Local<v8::Data> value |
|
) { |
|
HandleScope scope; |
|
SetTemplate(templ->InstanceTemplate(), name, value); |
|
} |
|
|
|
inline void SetInstanceTemplate( |
|
v8::Local<v8::FunctionTemplate> templ |
|
, v8::Local<v8::String> name |
|
, v8::Local<v8::Data> value |
|
, v8::PropertyAttribute attributes |
|
) { |
|
HandleScope scope; |
|
SetTemplate(templ->InstanceTemplate(), name, value, attributes); |
|
} |
|
|
|
namespace imp { |
|
|
|
// Note(@agnat): Helper to distinguish different receiver types. The first |
|
// version deals with receivers derived from v8::Template. The second version |
|
// handles everything else. The final argument only serves as discriminator and |
|
// is unused. |
|
template <typename T> |
|
inline |
|
void |
|
SetMethodAux(T recv, |
|
v8::Local<v8::String> name, |
|
v8::Local<v8::FunctionTemplate> tpl, |
|
v8::Template *) { |
|
recv->Set(name, tpl); |
|
} |
|
|
|
template <typename T> |
|
inline |
|
void |
|
SetMethodAux(T recv, |
|
v8::Local<v8::String> name, |
|
v8::Local<v8::FunctionTemplate> tpl, |
|
...) { |
|
Set(recv, name, GetFunction(tpl).ToLocalChecked()); |
|
} |
|
|
|
} // end of namespace imp |
|
|
|
template <typename T, template <typename> class HandleType> |
|
inline void SetMethod( |
|
HandleType<T> recv |
|
, const char *name |
|
, FunctionCallback callback |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
v8::Local<v8::FunctionTemplate> t = New<v8::FunctionTemplate>(callback, data); |
|
v8::Local<v8::String> fn_name = New(name).ToLocalChecked(); |
|
t->SetClassName(fn_name); |
|
// Note(@agnat): Pass an empty T* as discriminator. See note on |
|
// SetMethodAux(...) above |
|
imp::SetMethodAux(recv, fn_name, t, static_cast<T*>(0)); |
|
} |
|
|
|
inline void SetPrototypeMethod( |
|
v8::Local<v8::FunctionTemplate> recv |
|
, const char* name |
|
, FunctionCallback callback |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
v8::Local<v8::FunctionTemplate> t = New<v8::FunctionTemplate>( |
|
callback |
|
, data |
|
, New<v8::Signature>(recv)); |
|
v8::Local<v8::String> fn_name = New(name).ToLocalChecked(); |
|
recv->PrototypeTemplate()->Set(fn_name, t); |
|
t->SetClassName(fn_name); |
|
} |
|
|
|
//=== Accessors and Such ======================================================= |
|
|
|
NAN_DEPRECATED inline void SetAccessor( |
|
v8::Local<v8::ObjectTemplate> tpl |
|
, v8::Local<v8::String> name |
|
, GetterCallback getter |
|
, SetterCallback setter |
|
, v8::Local<v8::Value> data |
|
, v8::AccessControl settings |
|
, v8::PropertyAttribute attribute |
|
, imp::Sig signature) { |
|
HandleScope scope; |
|
|
|
imp::NativeGetter getter_ = |
|
imp::GetterCallbackWrapper; |
|
imp::NativeSetter setter_ = |
|
setter ? imp::SetterCallbackWrapper : 0; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kAccessorFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
|
|
obj->SetInternalField( |
|
imp::kGetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(getter))); |
|
|
|
if (setter != 0) { |
|
obj->SetInternalField( |
|
imp::kSetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(setter))); |
|
} |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
tpl->SetAccessor( |
|
name |
|
, getter_ |
|
, setter_ |
|
, obj |
|
, settings |
|
, attribute |
|
#if (NODE_MODULE_VERSION < NODE_16_0_MODULE_VERSION) |
|
, signature |
|
#endif |
|
); |
|
} |
|
|
|
inline void SetAccessor( |
|
v8::Local<v8::ObjectTemplate> tpl |
|
, v8::Local<v8::String> name |
|
, GetterCallback getter |
|
, SetterCallback setter = 0 |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>() |
|
, v8::AccessControl settings = v8::DEFAULT |
|
, v8::PropertyAttribute attribute = v8::None) { |
|
HandleScope scope; |
|
|
|
imp::NativeGetter getter_ = |
|
imp::GetterCallbackWrapper; |
|
imp::NativeSetter setter_ = |
|
setter ? imp::SetterCallbackWrapper : 0; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kAccessorFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
|
|
obj->SetInternalField( |
|
imp::kGetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(getter))); |
|
|
|
if (setter != 0) { |
|
obj->SetInternalField( |
|
imp::kSetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(setter))); |
|
} |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
tpl->SetAccessor( |
|
name |
|
, getter_ |
|
, setter_ |
|
, obj |
|
, settings |
|
, attribute |
|
); |
|
} |
|
|
|
inline bool SetAccessor( |
|
v8::Local<v8::Object> obj |
|
, v8::Local<v8::String> name |
|
, GetterCallback getter |
|
, SetterCallback setter = 0 |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>() |
|
, v8::AccessControl settings = v8::DEFAULT |
|
, v8::PropertyAttribute attribute = v8::None) { |
|
HandleScope scope; |
|
|
|
imp::NativeGetter getter_ = |
|
imp::GetterCallbackWrapper; |
|
imp::NativeSetter setter_ = |
|
setter ? imp::SetterCallbackWrapper : 0; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kAccessorFieldCount); |
|
v8::Local<v8::Object> dataobj = NewInstance(otpl).ToLocalChecked(); |
|
|
|
dataobj->SetInternalField( |
|
imp::kGetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(getter))); |
|
|
|
if (!data.IsEmpty()) { |
|
dataobj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
if (setter) { |
|
dataobj->SetInternalField( |
|
imp::kSetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(setter))); |
|
} |
|
|
|
#if (NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION) |
|
return obj->SetAccessor( |
|
GetCurrentContext() |
|
, name |
|
, getter_ |
|
, setter_ |
|
, dataobj |
|
, settings |
|
, attribute).FromMaybe(false); |
|
#else |
|
return obj->SetAccessor( |
|
name |
|
, getter_ |
|
, setter_ |
|
, dataobj |
|
, settings |
|
, attribute); |
|
#endif |
|
} |
|
|
|
inline void SetNamedPropertyHandler( |
|
v8::Local<v8::ObjectTemplate> tpl |
|
, PropertyGetterCallback getter |
|
, PropertySetterCallback setter = 0 |
|
, PropertyQueryCallback query = 0 |
|
, PropertyDeleterCallback deleter = 0 |
|
, PropertyEnumeratorCallback enumerator = 0 |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
|
|
imp::NativePropertyGetter getter_ = |
|
imp::PropertyGetterCallbackWrapper; |
|
imp::NativePropertySetter setter_ = |
|
setter ? imp::PropertySetterCallbackWrapper : 0; |
|
imp::NativePropertyQuery query_ = |
|
query ? imp::PropertyQueryCallbackWrapper : 0; |
|
imp::NativePropertyDeleter *deleter_ = |
|
deleter ? imp::PropertyDeleterCallbackWrapper : 0; |
|
imp::NativePropertyEnumerator enumerator_ = |
|
enumerator ? imp::PropertyEnumeratorCallbackWrapper : 0; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kPropertyFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
obj->SetInternalField( |
|
imp::kPropertyGetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(getter))); |
|
|
|
if (setter) { |
|
obj->SetInternalField( |
|
imp::kPropertySetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(setter))); |
|
} |
|
|
|
if (query) { |
|
obj->SetInternalField( |
|
imp::kPropertyQueryIndex |
|
, New<v8::External>(reinterpret_cast<void *>(query))); |
|
} |
|
|
|
if (deleter) { |
|
obj->SetInternalField( |
|
imp::kPropertyDeleterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(deleter))); |
|
} |
|
|
|
if (enumerator) { |
|
obj->SetInternalField( |
|
imp::kPropertyEnumeratorIndex |
|
, New<v8::External>(reinterpret_cast<void *>(enumerator))); |
|
} |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
#if NODE_MODULE_VERSION > NODE_0_12_MODULE_VERSION |
|
tpl->SetHandler(v8::NamedPropertyHandlerConfiguration( |
|
getter_, setter_, query_, deleter_, enumerator_, obj)); |
|
#else |
|
tpl->SetNamedPropertyHandler( |
|
getter_ |
|
, setter_ |
|
, query_ |
|
, deleter_ |
|
, enumerator_ |
|
, obj); |
|
#endif |
|
} |
|
|
|
inline void SetIndexedPropertyHandler( |
|
v8::Local<v8::ObjectTemplate> tpl |
|
, IndexGetterCallback getter |
|
, IndexSetterCallback setter = 0 |
|
, IndexQueryCallback query = 0 |
|
, IndexDeleterCallback deleter = 0 |
|
, IndexEnumeratorCallback enumerator = 0 |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
|
|
imp::NativeIndexGetter getter_ = |
|
imp::IndexGetterCallbackWrapper; |
|
imp::NativeIndexSetter setter_ = |
|
setter ? imp::IndexSetterCallbackWrapper : 0; |
|
imp::NativeIndexQuery query_ = |
|
query ? imp::IndexQueryCallbackWrapper : 0; |
|
imp::NativeIndexDeleter deleter_ = |
|
deleter ? imp::IndexDeleterCallbackWrapper : 0; |
|
imp::NativeIndexEnumerator enumerator_ = |
|
enumerator ? imp::IndexEnumeratorCallbackWrapper : 0; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kIndexPropertyFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
obj->SetInternalField( |
|
imp::kIndexPropertyGetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(getter))); |
|
|
|
if (setter) { |
|
obj->SetInternalField( |
|
imp::kIndexPropertySetterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(setter))); |
|
} |
|
|
|
if (query) { |
|
obj->SetInternalField( |
|
imp::kIndexPropertyQueryIndex |
|
, New<v8::External>(reinterpret_cast<void *>(query))); |
|
} |
|
|
|
if (deleter) { |
|
obj->SetInternalField( |
|
imp::kIndexPropertyDeleterIndex |
|
, New<v8::External>(reinterpret_cast<void *>(deleter))); |
|
} |
|
|
|
if (enumerator) { |
|
obj->SetInternalField( |
|
imp::kIndexPropertyEnumeratorIndex |
|
, New<v8::External>(reinterpret_cast<void *>(enumerator))); |
|
} |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
#if NODE_MODULE_VERSION > NODE_0_12_MODULE_VERSION |
|
tpl->SetHandler(v8::IndexedPropertyHandlerConfiguration( |
|
getter_, setter_, query_, deleter_, enumerator_, obj)); |
|
#else |
|
tpl->SetIndexedPropertyHandler( |
|
getter_ |
|
, setter_ |
|
, query_ |
|
, deleter_ |
|
, enumerator_ |
|
, obj); |
|
#endif |
|
} |
|
|
|
inline void SetCallHandler( |
|
v8::Local<v8::FunctionTemplate> tpl |
|
, FunctionCallback callback |
|
, v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kFunctionFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
|
|
obj->SetInternalField( |
|
imp::kFunctionIndex |
|
, New<v8::External>(reinterpret_cast<void *>(callback))); |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
tpl->SetCallHandler(imp::FunctionCallbackWrapper, obj); |
|
} |
|
|
|
|
|
inline void SetCallAsFunctionHandler( |
|
v8::Local<v8::ObjectTemplate> tpl, |
|
FunctionCallback callback, |
|
v8::Local<v8::Value> data = v8::Local<v8::Value>()) { |
|
HandleScope scope; |
|
|
|
v8::Local<v8::ObjectTemplate> otpl = New<v8::ObjectTemplate>(); |
|
otpl->SetInternalFieldCount(imp::kFunctionFieldCount); |
|
v8::Local<v8::Object> obj = NewInstance(otpl).ToLocalChecked(); |
|
|
|
obj->SetInternalField( |
|
imp::kFunctionIndex |
|
, New<v8::External>(reinterpret_cast<void *>(callback))); |
|
|
|
if (!data.IsEmpty()) { |
|
obj->SetInternalField(imp::kDataIndex, data); |
|
} |
|
|
|
tpl->SetCallAsFunctionHandler(imp::FunctionCallbackWrapper, obj); |
|
} |
|
|
|
//=== Weak Persistent Handling ================================================= |
|
|
|
#include "nan_weak.h" // NOLINT(build/include) |
|
|
|
//=== ObjectWrap =============================================================== |
|
|
|
#include "nan_object_wrap.h" // NOLINT(build/include) |
|
|
|
//=== HiddenValue/Private ====================================================== |
|
|
|
#include "nan_private.h" // NOLINT(build/include) |
|
|
|
//=== Export ================================================================== |
|
|
|
inline |
|
void |
|
Export(ADDON_REGISTER_FUNCTION_ARGS_TYPE target, const char *name, |
|
FunctionCallback f) { |
|
HandleScope scope; |
|
|
|
Set(target, New<v8::String>(name).ToLocalChecked(), |
|
GetFunction(New<v8::FunctionTemplate>(f)).ToLocalChecked()); |
|
} |
|
|
|
//=== Tap Reverse Binding ===================================================== |
|
|
|
struct Tap { |
|
explicit Tap(v8::Local<v8::Value> t) : t_() { |
|
HandleScope scope; |
|
|
|
t_.Reset(To<v8::Object>(t).ToLocalChecked()); |
|
} |
|
|
|
~Tap() { t_.Reset(); } // not sure if necessary |
|
|
|
inline void plan(int i) { |
|
HandleScope scope; |
|
v8::Local<v8::Value> arg = New(i); |
|
Call("plan", New(t_), 1, &arg); |
|
} |
|
|
|
inline void ok(bool isOk, const char *msg = NULL) { |
|
HandleScope scope; |
|
v8::Local<v8::Value> args[2]; |
|
args[0] = New(isOk); |
|
if (msg) args[1] = New(msg).ToLocalChecked(); |
|
Call("ok", New(t_), msg ? 2 : 1, args); |
|
} |
|
|
|
inline void pass(const char * msg = NULL) { |
|
HandleScope scope; |
|
v8::Local<v8::Value> hmsg; |
|
if (msg) hmsg = New(msg).ToLocalChecked(); |
|
Call("pass", New(t_), msg ? 1 : 0, &hmsg); |
|
} |
|
|
|
inline void end() { |
|
HandleScope scope; |
|
Call("end", New(t_), 0, NULL); |
|
} |
|
|
|
private: |
|
Persistent<v8::Object> t_; |
|
}; |
|
|
|
#define NAN_STRINGIZE2(x) #x |
|
#define NAN_STRINGIZE(x) NAN_STRINGIZE2(x) |
|
#define NAN_TEST_EXPRESSION(expression) \ |
|
( expression ), __FILE__ ":" NAN_STRINGIZE(__LINE__) ": " #expression |
|
|
|
#define NAN_EXPORT(target, function) Export(target, #function, function) |
|
|
|
#undef TYPE_CHECK |
|
|
|
//=== Generic Maybefication =================================================== |
|
|
|
namespace imp { |
|
|
|
template <typename T> struct Maybefier; |
|
|
|
template <typename T> struct Maybefier<v8::Local<T> > { |
|
inline static MaybeLocal<T> convert(v8::Local<T> v) { |
|
return v; |
|
} |
|
}; |
|
|
|
template <typename T> struct Maybefier<MaybeLocal<T> > { |
|
inline static MaybeLocal<T> convert(MaybeLocal<T> v) { |
|
return v; |
|
} |
|
}; |
|
|
|
} // end of namespace imp |
|
|
|
template <typename T, template <typename> class MaybeMaybe> |
|
inline MaybeLocal<T> |
|
MakeMaybe(MaybeMaybe<T> v) { |
|
return imp::Maybefier<MaybeMaybe<T> >::convert(v); |
|
} |
|
|
|
//=== TypedArrayContents ======================================================= |
|
|
|
#include "nan_typedarray_contents.h" // NOLINT(build/include) |
|
|
|
//=== JSON ===================================================================== |
|
|
|
#include "nan_json.h" // NOLINT(build/include) |
|
|
|
//=== ScriptOrigin ============================================================= |
|
|
|
#include "nan_scriptorigin.h" // NOLINT(build/include) |
|
|
|
} // end of namespace Nan |
|
|
|
#endif // NAN_H_
|
|
|