Update for support node 12

.gitignore

@@ -4,3 +4,5 @@ build
 node_modules
 
 npm-debug.log
+package-lock.json
+yarn.lock

.travis.yml

@@ -10,7 +10,8 @@ node_js:
   - "7"
   - "8"
   - "9"
-  - "10"
+  - "11"
+  - "12"
 addons:
   apt:
     sources:
@@ -26,7 +27,7 @@ matrix:
   fast_finish: true
   include:
     - os: linux
-      node_js: "10"
+      node_js: "12"
       env: TEST_SUITE=lint
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then export CXX=g++-6; fi

appveyor.yml

@@ -14,7 +14,7 @@ platform:
 install:
   - git submodule update --init --recursive
   - ps: Install-Product node $env:nodejs_version $env:platform
-  - npm --global install npm@latest
+  # - npm --global install npm@latest
   - set PATH=%APPDATA%\npm;%APPVEYOR_BUILD_FOLDER%\node_modules\.bin;%PATH%
   - npm install
   - for /f %%i in ('node -v') do set exact_nodejs_version=%%i

binding.gyp

@@ -41,6 +41,9 @@
       "-Wno-nonnull-compare",
       "-Wno-uninitialized",
       "-Wno-unused-function",
+# "-Wno-cast-function-type",
+# "-Wno-unused-result",
+# "-Wno-deprecated-declarations",
       "-Wextra"
     ],
     "cflags_cc+": [

package.json

@@ -47,29 +47,29 @@
     "unit": "tape test/index.js"
   },
   "dependencies": {
-    "bindings": "^1.2.1",
-    "bip66": "^1.1.3",
-    "bn.js": "^4.11.3",
-    "create-hash": "^1.1.2",
+    "bindings": "^1.5.0",
+    "bip66": "^1.1.5",
+    "bn.js": "^4.11.8",
+    "create-hash": "^1.2.0",
     "drbg.js": "^1.0.1",
-    "elliptic": "^6.2.3",
-    "nan": "^2.2.1",
-    "safe-buffer": "^5.1.0"
+    "elliptic": "^6.4.1",
+    "nan": "^2.13.2",
+    "safe-buffer": "^5.1.2"
   },
   "devDependencies": {
-    "bignum": "^0.13.0",
-    "browserify": "^14.4.0",
+    "bignum": "https://github.com/fanatid/node-bignum#e688fd40dff43b03480bcdb5e4c099ee9ac27102",
+    "browserify": "^16.2.3",
     "karma": "^1.3.0",
     "karma-browserify": "^5.0.4",
-    "karma-chrome-launcher": "^2.0.0",
-    "karma-detect-browsers": "^2.1.0",
+    "karma-chrome-launcher": "^2.2.0",
+    "karma-detect-browsers": "^2.3.3",
     "karma-env-preprocessor": "^0.1.1",
     "karma-firefox-launcher": "^1.0.0",
     "karma-tap": "^3.1.1",
-    "node-gyp": "^3.3.1",
-    "nyc": "^11.0.2",
-    "standard": "*",
-    "tape": "^4.5.1",
+    "node-gyp": "^4.0.0",
+    "nyc": "^14.1.0",
+    "standard": "^12.0.1",
+    "tape": "^4.10.1",
     "xorshift.js": "^1.0.3"
   },
   "engines": {

src/ecdsa.cc

@@ -18,11 +18,11 @@ int nonce_function_custom(unsigned char *nonce32, const unsigned char *msg32, co
     Nan::New(counter)
   };
 
-#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION)
   v8::Isolate *isolate = v8::Isolate::GetCurrent();
-  v8::Local<v8::Value> result = noncefn_callback->Call(isolate->GetCurrentContext()->Global(), 5, argv);
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+  v8::Local<v8::Value> result = noncefn_callback->Call(isolate->GetCurrentContext(), isolate->GetCurrentContext()->Global(), 5, argv).ToLocalChecked();
 #else
-  v8::Local<v8::Value> result = noncefn_callback->Call(v8::Context::GetCurrent()->Global(), 5, argv);
+  v8::Local<v8::Value> result = noncefn_callback->Call(isolate->GetCurrentContext()->Global(), 5, argv);
 #endif
 
   if (!node::Buffer::HasInstance(result) || node::Buffer::Length(result) != 32) {
@@ -52,14 +52,22 @@ NAN_METHOD(sign) {
   if (!options->IsUndefined()) {
     CHECK_TYPE_OBJECT(options, OPTIONS_TYPE_INVALID);
 
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+    v8::Local<v8::Value> data_value = options->Get(info.GetIsolate()->GetCurrentContext(), Nan::New<v8::String>("data").ToLocalChecked()).ToLocalChecked();
+#else
     v8::Local<v8::Value> data_value = options->Get(Nan::New<v8::String>("data").ToLocalChecked());
+#endif
     if (!data_value->IsUndefined()) {
       CHECK_TYPE_BUFFER(data_value, OPTIONS_DATA_TYPE_INVALID);
       CHECK_BUFFER_LENGTH(data_value, 32, OPTIONS_DATA_LENGTH_INVALID);
       data = (void*) node::Buffer::Data(data_value);
     }
 
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+    noncefn_callback = v8::Local<v8::Function>::Cast(options->Get(info.GetIsolate()->GetCurrentContext(), Nan::New<v8::String>("noncefn").ToLocalChecked()).ToLocalChecked());
+#else
     noncefn_callback = v8::Local<v8::Function>::Cast(options->Get(Nan::New<v8::String>("noncefn").ToLocalChecked()));
+#endif
     if (!noncefn_callback->IsUndefined()) {
       CHECK_TYPE_FUNCTION(noncefn_callback, OPTIONS_NONCEFN_TYPE_INVALID);
       noncefn = nonce_function_custom;
@@ -76,8 +84,13 @@ NAN_METHOD(sign) {
   secp256k1_ecdsa_recoverable_signature_serialize_compact(secp256k1ctx, &output[0], &recid, &sig);
 
   v8::Local<v8::Object> obj = Nan::New<v8::Object>();
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+  obj->Set(info.GetIsolate()->GetCurrentContext(), Nan::New<v8::String>("signature").ToLocalChecked(), COPY_BUFFER(&output[0], 64));
+  obj->Set(info.GetIsolate()->GetCurrentContext(), Nan::New<v8::String>("recovery").ToLocalChecked(), Nan::New<v8::Number>(recid));
+#else
   obj->Set(Nan::New<v8::String>("signature").ToLocalChecked(), COPY_BUFFER(&output[0], 64));
   obj->Set(Nan::New<v8::String>("recovery").ToLocalChecked(), Nan::New<v8::Number>(recid));
+#endif
   info.GetReturnValue().Set(obj);
 }
 

src/publickey.cc

@@ -143,7 +143,11 @@ NAN_METHOD(publicKeyCombine) {
   std::unique_ptr<secp256k1_pubkey[]> public_keys(new secp256k1_pubkey[input_buffers->Length()]);
   std::unique_ptr<secp256k1_pubkey*[]> ins(new secp256k1_pubkey*[input_buffers->Length()]);
   for (unsigned int i = 0; i < input_buffers->Length(); ++i) {
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+    v8::Local<v8::Object> public_key_buffer = v8::Local<v8::Object>::Cast(input_buffers->Get(info.GetIsolate()->GetCurrentContext(), i).ToLocalChecked());
+#else
     v8::Local<v8::Object> public_key_buffer = v8::Local<v8::Object>::Cast(input_buffers->Get(i));
+#endif
     CHECK_TYPE_BUFFER(public_key_buffer, EC_PUBLIC_KEY_TYPE_INVALID);
     CHECK_BUFFER_LENGTH2(public_key_buffer, 33, 65, EC_PUBLIC_KEY_LENGTH_INVALID);
 

src/util.h

@@ -8,11 +8,18 @@
 
 #define COPY_BUFFER(data, datalen) Nan::CopyBuffer((const char*) data, (uint32_t) datalen).ToLocalChecked()
 
-#if (NODE_MODULE_VERSION >= NODE_7_0_MODULE_VERSION)
+#if (NODE_MODULE_VERSION > NODE_11_0_MODULE_VERSION)
+#define UPDATE_COMPRESSED_VALUE(compressed, value, v_true, v_false) {          \
+  if (!value->IsUndefined()) {                                                 \
+    CHECK_TYPE_BOOLEAN(value, COMPRESSED_TYPE_INVALID);                        \
+    compressed = value->BooleanValue(info.GetIsolate()) ? v_true : v_false; \
+  }                                                                            \
+}
+#elif (NODE_MODULE_VERSION >= NODE_7_0_MODULE_VERSION)
 #define UPDATE_COMPRESSED_VALUE(compressed, value, v_true, v_false) {          \
   if (!value->IsUndefined()) {                                                 \
     CHECK_TYPE_BOOLEAN(value, COMPRESSED_TYPE_INVALID);                        \
-    compressed = value->BooleanValue(info.GetIsolate()->GetCurrentContext()).ToChecked() ? v_true : v_false;                     \
+    compressed = value->BooleanValue(info.GetIsolate()->GetCurrentContext()).ToChecked() ? v_true : v_false; \
   }                                                                            \
 }
 #else