Tag ECMAScript features with their version (#22211)

mdn · Apr 16, 2024 · 3bcd27d · 3bcd27d
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Showing 121 changed files with 2,193 additions and 173 deletions.
diff --git a/javascript/builtins/AggregateError.json b/javascript/builtins/AggregateError.json
@@ -5,6 +5,9 @@
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AggregateError",
           "spec_url": "https://tc39.es/ecma262/multipage/fundamental-objects.html#sec-aggregate-error-objects",
+          "tags": [
+            "web-features:snapshot:ecmascript-2021"
+          ],
           "support": {
             "chrome": {
               "version_added": "85"
@@ -45,6 +48,9 @@
             "description": "<code>AggregateError()</code> constructor",
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AggregateError/AggregateError",
             "spec_url": "https://tc39.es/ecma262/multipage/fundamental-objects.html#sec-aggregate-error-constructor",
+            "tags": [
+              "web-features:snapshot:ecmascript-2021"
+            ],
             "support": {
               "chrome": {
                 "version_added": "85"
@@ -86,6 +92,9 @@
             "description": "<code>errors</code>",
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AggregateError/errors",
             "spec_url": "https://tc39.es/ecma262/multipage/fundamental-objects.html#sec-aggregate-error",
+            "tags": [
+              "web-features:snapshot:ecmascript-2021"
+            ],
             "support": {
               "chrome": {
                 "version_added": "85"

diff --git a/javascript/builtins/Array.json b/javascript/builtins/Array.json
diff --git a/javascript/builtins/ArrayBuffer.json b/javascript/builtins/ArrayBuffer.json
@@ -5,6 +5,9 @@
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer",
           "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer-objects",
+          "tags": [
+            "web-features:snapshot:ecmascript-2015"
+          ],
           "support": {
             "chrome": {
               "version_added": "7"
@@ -55,6 +58,9 @@
             "description": "<code>ArrayBuffer()</code> constructor",
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/ArrayBuffer",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer-constructor",
+            "tags": [
+              "web-features:snapshot:ecmascript-2015"
+            ],
             "support": {
               "chrome": {
                 "version_added": "7"
@@ -104,6 +110,9 @@
             "__compat": {
               "description": "<code>maxByteLength</code> option",
               "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer-constructor",
+              "tags": [
+                "web-features:snapshot:ecmascript-2024"
+              ],
               "support": {
                 "chrome": {
                   "version_added": "111"
@@ -152,6 +161,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/byteLength",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-get-arraybuffer.prototype.bytelength",
+            "tags": [
+              "web-features:snapshot:ecmascript-2015"
+            ],
             "support": {
               "chrome": {
                 "version_added": "7"
@@ -202,6 +214,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/detached",
             "spec_url": "https://tc39.es/proposal-arraybuffer-transfer/#sec-get-arraybuffer.prototype.detached",
+            "tags": [
+              "web-features:arraybuffer-transfer"
+            ],
             "support": {
               "chrome": {
                 "version_added": "114"
@@ -242,6 +257,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/isView",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer.isview",
+            "tags": [
+              "web-features:snapshot:ecmascript-2015"
+            ],
             "support": {
               "chrome": {
                 "version_added": "32"
@@ -284,6 +302,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/maxByteLength",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-get-arraybuffer.prototype.maxbytelength",
+            "tags": [
+              "web-features:snapshot:ecmascript-2024"
+            ],
             "support": {
               "chrome": {
                 "version_added": "111"
@@ -331,6 +352,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/resizable",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-get-arraybuffer.prototype.resizable",
+            "tags": [
+              "web-features:snapshot:ecmascript-2024"
+            ],
             "support": {
               "chrome": {
                 "version_added": "111"
@@ -378,6 +402,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/resize",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer.prototype.resize",
+            "tags": [
+              "web-features:snapshot:ecmascript-2024"
+            ],
             "support": {
               "chrome": {
                 "version_added": "111"
@@ -425,6 +452,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/slice",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-arraybuffer.prototype.slice",
+            "tags": [
+              "web-features:snapshot:ecmascript-2015"
+            ],
             "support": {
               "chrome": {
                 "version_added": "17"
@@ -474,6 +504,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/transfer",
             "spec_url": "https://tc39.es/proposal-arraybuffer-transfer/#sec-arraybuffer.prototype.transfer",
+            "tags": [
+              "web-features:arraybuffer-transfer"
+            ],
             "support": {
               "chrome": {
                 "version_added": "114"
@@ -514,6 +547,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/transferToFixedLength",
             "spec_url": "https://tc39.es/proposal-arraybuffer-transfer/#sec-arraybuffer.prototype.transfertofixedlength",
+            "tags": [
+              "web-features:arraybuffer-transfer"
+            ],
             "support": {
               "chrome": {
                 "version_added": "114"
@@ -554,6 +590,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/@@species",
             "spec_url": "https://tc39.es/ecma262/multipage/structured-data.html#sec-get-arraybuffer-@@species",
+            "tags": [
+              "web-features:snapshot:ecmascript-2015"
+            ],
             "support": {
               "chrome": {
                 "version_added": "51"

diff --git a/javascript/builtins/AsyncFunction.json b/javascript/builtins/AsyncFunction.json
@@ -6,7 +6,8 @@
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncFunction",
           "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-async-function-objects",
           "tags": [
-            "web-features:async-await"
+            "web-features:async-await",
+            "web-features:snapshot:ecmascript-2017"
           ],
           "support": {
             "chrome": {
@@ -51,7 +52,8 @@
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncFunction/AsyncFunction",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-async-function-constructor",
             "tags": [
-              "web-features:async-await"
+              "web-features:async-await",
+              "web-features:snapshot:ecmascript-2017"
             ],
             "support": {
               "chrome": {

diff --git a/javascript/builtins/AsyncGenerator.json b/javascript/builtins/AsyncGenerator.json
@@ -5,6 +5,9 @@
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator",
           "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgenerator-objects",
+          "tags": [
+            "web-features:snapshot:ecmascript-2017"
+          ],
           "support": {
             "chrome": {
               "version_added": "63"
@@ -44,6 +47,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator/next",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgenerator-prototype-next",
+            "tags": [
+              "web-features:snapshot:ecmascript-2017"
+            ],
             "support": {
               "chrome": {
                 "version_added": "63"
@@ -84,6 +90,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator/return",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgenerator-prototype-return",
+            "tags": [
+              "web-features:snapshot:ecmascript-2017"
+            ],
             "support": {
               "chrome": {
                 "version_added": "63"
@@ -124,6 +133,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator/throw",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgenerator-prototype-throw",
+            "tags": [
+              "web-features:snapshot:ecmascript-2017"
+            ],
             "support": {
               "chrome": {
                 "version_added": "63"

diff --git a/javascript/builtins/AsyncGeneratorFunction.json b/javascript/builtins/AsyncGeneratorFunction.json
@@ -5,6 +5,9 @@
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGeneratorFunction",
           "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgeneratorfunction-objects",
+          "tags": [
+            "web-features:snapshot:ecmascript-2017"
+          ],
           "support": {
             "chrome": {
               "version_added": "63"
@@ -45,6 +48,9 @@
             "description": "<code>AsyncGeneratorFunction()</code> constructor",
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncGeneratorFunction/AsyncGeneratorFunction",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asyncgeneratorfunction-constructor",
+            "tags": [
+              "web-features:snapshot:ecmascript-2017"
+            ],
             "support": {
               "chrome": {
                 "version_added": "63"

diff --git a/javascript/builtins/AsyncIterator.json b/javascript/builtins/AsyncIterator.json
@@ -5,6 +5,9 @@
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncIterator",
           "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asynciteratorprototype",
+          "tags": [
+            "web-features:snapshot:ecmascript-2018"
+          ],
           "support": {
             "chrome": {
               "version_added": "63"
@@ -44,6 +47,9 @@
           "__compat": {
             "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/AsyncIterator/@@asyncIterator",
             "spec_url": "https://tc39.es/ecma262/multipage/control-abstraction-objects.html#sec-asynciteratorprototype-asynciterator",
+            "tags": [
+              "web-features:snapshot:ecmascript-2018"
+            ],
             "support": {
               "chrome": {
                 "version_added": "63"