v8.3.0 proposal

.eslintignore

@@ -2,7 +2,6 @@ lib/internal/v8_prof_polyfill.js
 lib/punycode.js
 test/addons/??_*/
 test/fixtures
-test/disabled
 test/tmp*/
 tools/eslint
 node_modules

.eslintrc.yaml

@@ -101,18 +101,13 @@ rules:
   func-call-spacing: error
   func-name-matching: error
   func-style: [error, declaration, {allowArrowFunctions: true}]
-  # indent: [error, 2, {ArrayExpression: first,
-  #                 CallExpression: {arguments: first},
-  #                 FunctionDeclaration: {parameters: first},
-  #                 FunctionExpression: {parameters: first},
-  #                 MemberExpression: off,
-  #                 ObjectExpression: first,
-  #                 SwitchCase: 1}]
-  indent-legacy: [error, 2, {ArrayExpression: first,
-                         CallExpression: {arguments: first},
-                         MemberExpression: 1,
-                         ObjectExpression: first,
-                         SwitchCase: 1}]
+  indent: [error, 2, {ArrayExpression: first,
+                      CallExpression: {arguments: first},
+                      FunctionDeclaration: {parameters: first},
+                      FunctionExpression: {parameters: first},
+                      MemberExpression: off,
+                      ObjectExpression: first,
+                      SwitchCase: 1}]
   key-spacing: [error, {mode: minimum}]
   keyword-spacing: error
   linebreak-style: [error, unix]
@@ -124,6 +119,12 @@ rules:
   no-mixed-spaces-and-tabs: error
   no-multiple-empty-lines: [error, {max: 2, maxEOF: 0, maxBOF: 0}]
   no-restricted-syntax: [error, {
+    selector: "CallExpression[callee.object.name='assert'][callee.property.name='throws'][arguments.1.type='Literal']:not([arguments.1.regex])",
+    message: "use a regular expression for second argument of assert.throws()"
+  }, {
+    selector: "CallExpression[callee.object.name='assert'][callee.property.name='throws'][arguments.length<2]",
+    message: "assert.throws() must be invoked with at least two arguments."
+  }, {
     selector: "CallExpression[callee.name='setTimeout'][arguments.length<2]",
     message: "setTimeout() must be invoked with at least two arguments."
   }, {
@@ -167,7 +168,6 @@ rules:
   template-curly-spacing: error
 
   # Custom rules in tools/eslint-rules
-  assert-throws-arguments: [error, { requireTwo: true }]
   no-unescaped-regexp-dot: error
 
 # Global scoped method and vars

CHANGELOG.md

@@ -27,7 +27,8 @@ release.
 </tr>
 <tr>
     <td valign="top">
-<b><a href="doc/changelogs/CHANGELOG_V8.md#8.2.1">8.2.1</a></b><br/>
+<b><a href="doc/changelogs/CHANGELOG_V8.md#8.3.0">8.3.0</a></b><br/>
+<a href="doc/changelogs/CHANGELOG_V8.md#8.2.1">8.2.1</a><br/>
 <a href="doc/changelogs/CHANGELOG_V8.md#8.2.0">8.2.0</a><br/>
 <a href="doc/changelogs/CHANGELOG_V8.md#8.1.4">8.1.4</a><br/>
 <a href="doc/changelogs/CHANGELOG_V8.md#8.1.3">8.1.3</a><br/>

Makefile

@@ -702,7 +702,8 @@ $(PKG): release-only
 		--release-urlbase=$(RELEASE_URLBASE) \
 		$(CONFIG_FLAGS) $(BUILD_RELEASE_FLAGS)
 	$(MAKE) install V=$(V) DESTDIR=$(PKGDIR)
-	SIGN="$(CODESIGN_CERT)" PKGDIR="$(PKGDIR)" bash tools/osx-codesign.sh
+	SIGN="$(CODESIGN_CERT)" PKGDIR="$(PKGDIR)/usr/local" bash \
+		tools/osx-codesign.sh
 	cat tools/osx-pkg.pmdoc/index.xml.tmpl \
 		| sed -E "s/\\{nodeversion\\}/$(FULLVERSION)/g" \
 		| sed -E "s/\\{npmversion\\}/$(NPMVERSION)/g" \
@@ -807,6 +808,9 @@ $(BINARYTAR): release-only
 	cp README.md $(BINARYNAME)
 	cp LICENSE $(BINARYNAME)
 	cp CHANGELOG.md $(BINARYNAME)
+ifeq ($(OSTYPE),darwin)
+	SIGN="$(CODESIGN_CERT)" PKGDIR="$(BINARYNAME)" bash tools/osx-codesign.sh
+endif
 	tar -cf $(BINARYNAME).tar $(BINARYNAME)
 	$(RM) -r $(BINARYNAME)
 	gzip -c -f -9 $(BINARYNAME).tar > $(BINARYNAME).tar.gz
@@ -887,11 +891,16 @@ CPPLINT_EXCLUDE += src/queue.h
 CPPLINT_EXCLUDE += src/tree.h
 CPPLINT_EXCLUDE += $(wildcard test/addons/??_*/*.cc test/addons/??_*/*.h)
 CPPLINT_EXCLUDE += $(wildcard test/addons-napi/??_*/*.cc test/addons-napi/??_*/*.h)
+# These files were copied more or less verbatim from V8.
+CPPLINT_EXCLUDE += src/tracing/trace_event.h src/tracing/trace_event_common.h
 
 CPPLINT_FILES = $(filter-out $(CPPLINT_EXCLUDE), $(wildcard \
 	src/*.c \
 	src/*.cc \
 	src/*.h \
+	src/*/*.c \
+	src/*/*.cc \
+	src/*/*.h \
 	test/addons/*/*.cc \
 	test/addons/*/*.h \
 	test/cctest/*.cc \

README.md

@@ -296,6 +296,8 @@ more information about the governance of the Node.js project, see
 **Daniel Wang** <wangyang0123@gmail.com>
 * [Fishrock123](https://github.com/Fishrock123) -
 **Jeremiah Senkpiel** <fishrock123@rocketmail.com>
+* [gabrielschulhof](https://github.com/gabrielschulhof) -
+**Gabriel Schulhof** <gabriel.schulhof@intel.com>
 * [geek](https://github.com/geek) -
 **Wyatt Preul** <wpreul@gmail.com>
 * [gibfahn](https://github.com/gibfahn) -
@@ -448,6 +450,8 @@ more information about the governance of the Node.js project, see
 **Daijiro Wachi** <daijiro.wachi@gmail.com> (he/him)
 * [whitlockjc](https://github.com/whitlockjc) -
 **Jeremy Whitlock** <jwhitlock@apache.org>
+* [XadillaX](https://github.com/XadillaX) -
+**Khaidi Chu** <i@2333.moe> (he/him)
 * [yorkie](https://github.com/yorkie) -
 **Yorkie Liu** <yorkiefixer@gmail.com>
 * [yosuke-furukawa](https://github.com/yosuke-furukawa) -

benchmark/_benchmark_progress.js

@@ -65,12 +65,12 @@ class BenchmarkProgress {
     this.updateProgress();
   }
 
-  completeConfig(data) {
+  completeConfig() {
     this.completedConfig++;
     this.updateProgress();
   }
 
-  completeRun(job) {
+  completeRun() {
     this.completedRuns++;
     this.updateProgress();
   }
@@ -108,7 +108,7 @@ class BenchmarkProgress {
            `${caption} `;
   }
 
-  updateProgress(finished) {
+  updateProgress() {
     if (!process.stderr.isTTY || process.stdout.isTTY) {
       return;
     }

benchmark/assert/deepequal-map.js

@@ -0,0 +1,123 @@
+'use strict';
+
+/* eslint-disable no-restricted-properties */
+
+const common = require('../common.js');
+const assert = require('assert');
+
+const bench = common.createBenchmark(main, {
+  n: [5e2],
+  len: [5e2],
+  method: [
+    'deepEqual_primitiveOnly',
+    'deepStrictEqual_primitiveOnly',
+    'deepEqual_objectOnly',
+    'deepStrictEqual_objectOnly',
+    'deepEqual_mixed',
+    'deepStrictEqual_mixed',
+    'deepEqual_looseMatches',
+    'notDeepEqual_primitiveOnly',
+    'notDeepStrictEqual_primitiveOnly',
+    'notDeepEqual_objectOnly',
+    'notDeepStrictEqual_objectOnly',
+    'notDeepEqual_mixed',
+    'notDeepStrictEqual_mixed',
+    'notDeepEqual_looseMatches',
+  ]
+});
+
+function benchmark(method, n, values, values2) {
+  const actual = new Map(values);
+  // Prevent reference equal elements
+  const deepCopy = JSON.parse(JSON.stringify(values2 ? values2 : values));
+  const expected = new Map(deepCopy);
+  bench.start();
+  for (var i = 0; i < n; ++i) {
+    method(actual, expected);
+  }
+  bench.end(n);
+}
+
+function main(conf) {
+  const n = +conf.n;
+  const len = +conf.len;
+
+  const array = Array(len).fill(1);
+  var values, values2;
+
+  switch (conf.method) {
+    case 'deepEqual_primitiveOnly':
+      values = array.map((_, i) => [`str_${i}`, 123]);
+      benchmark(assert.deepEqual, n, values);
+      break;
+    case 'deepStrictEqual_primitiveOnly':
+      values = array.map((_, i) => [`str_${i}`, 123]);
+      benchmark(assert.deepStrictEqual, n, values);
+      break;
+    case 'deepEqual_objectOnly':
+      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+      benchmark(assert.deepEqual, n, values);
+      break;
+    case 'deepStrictEqual_objectOnly':
+      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+      benchmark(assert.deepStrictEqual, n, values);
+      break;
+    case 'deepEqual_mixed':
+      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
+      benchmark(assert.deepEqual, n, values);
+      break;
+    case 'deepStrictEqual_mixed':
+      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
+      benchmark(assert.deepStrictEqual, n, values);
+      break;
+    case 'deepEqual_looseMatches':
+      values = array.map((_, i) => [i, i]);
+      values2 = values.slice().map((v) => [String(v[0]), String(v[1])]);
+      benchmark(assert.deepEqual, n, values, values2);
+      break;
+    case 'notDeepEqual_primitiveOnly':
+      values = array.map((_, i) => [`str_${i}`, 123]);
+      values2 = values.slice(0);
+      values2[Math.floor(len / 2)] = ['w00t', 123];
+      benchmark(assert.notDeepEqual, n, values, values2);
+      break;
+    case 'notDeepStrictEqual_primitiveOnly':
+      values = array.map((_, i) => [`str_${i}`, 123]);
+      values2 = values.slice(0);
+      values2[Math.floor(len / 2)] = ['w00t', 123];
+      benchmark(assert.notDeepStrictEqual, n, values, values2);
+      break;
+    case 'notDeepEqual_objectOnly':
+      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+      values2 = values.slice(0);
+      values2[Math.floor(len / 2)] = [['w00t'], 123];
+      benchmark(assert.notDeepEqual, n, values, values2);
+      break;
+    case 'notDeepStrictEqual_objectOnly':
+      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+      values2 = values.slice(0);
+      values2[Math.floor(len / 2)] = [['w00t'], 123];
+      benchmark(assert.notDeepStrictEqual, n, values, values2);
+      break;
+    case 'notDeepEqual_mixed':
+      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
+      values2 = values.slice(0);
+      values2[0] = ['w00t', 123];
+      benchmark(assert.notDeepEqual, n, values, values2);
+      break;
+    case 'notDeepStrictEqual_mixed':
+      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
+      values2 = values.slice(0);
+      values2[0] = ['w00t', 123];
+      benchmark(assert.notDeepStrictEqual, n, values, values2);
+      break;
+    case 'notDeepEqual_looseMatches':
+      values = array.map((_, i) => [i, i]);
+      values2 = values.slice().map((v) => [String(v[0]), String(v[1])]);
+      values2[len - 1] = [String(len + 1), String(len + 1)];
+      benchmark(assert.notDeepEqual, n, values, values2);
+      break;
+    default:
+      throw new Error('Unsupported method');
+  }
+}