Add JSON features

features/json-modules.yml

@@ -1,6 +1,7 @@
 name: JSON import attributes
 description: 'Module `import ... with { type: "json" }` statements load JSON data. Also known as JSON module scripts and formerly known as import assertions.'
 spec: https://html.spec.whatwg.org/multipage/webappapis.html#json-module-script
+group: json
 compat_features:
   # TODO: Include when https://github.com/web-platform-dx/web-features/issues/1173
   # is resolved.

features/json-raw.yml

@@ -0,0 +1,8 @@
+name: JSON source text access
+description: To serialize and parse JSON in a lossless way, `JSON.stringify()` handles `rawJSON` values and `JSON.parse()`'s reviver callback takes a source context parameter.
+group: json
+spec: https://tc39.es/proposal-json-parse-with-source/#sec-json-object
+compat_features:
+  - javascript.builtins.JSON.isRawJSON
+  - javascript.builtins.JSON.parse.reviver_parameter_context_argument
+  - javascript.builtins.JSON.rawJSON

features/json-raw.yml.dist

@@ -0,0 +1,13 @@
+# Generated from: json-raw.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: false
+  support:
+    chrome: "114"
+    chrome_android: "114"
+    edge: "114"
+compat_features:
+  - javascript.builtins.JSON.isRawJSON
+  - javascript.builtins.JSON.parse.reviver_parameter_context_argument
+  - javascript.builtins.JSON.rawJSON

features/json.yml

@@ -0,0 +1,12 @@
+name: JSON
+description: The `JSON` API provides static methods for parsing values from and converting values to JavaScript Object Notation (JSON), a serialization format for objects, arrays, numbers, strings, Boolean values, and null.
+group: json
+spec: https://tc39.es/ecma262/multipage/structured-data.html#sec-json-object
+status:
+  compute_from: javascript.builtins.JSON
+compat_features:
+  - javascript.builtins.JSON
+  - javascript.builtins.JSON.json_superset
+  - javascript.builtins.JSON.parse
+  - javascript.builtins.JSON.stringify
+  - javascript.builtins.JSON.stringify.well_formed_stringify

features/json.yml.dist

@@ -0,0 +1,57 @@
+# Generated from: json.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: high
+  baseline_low_date: 2015-07-29
+  baseline_high_date: 2018-01-29
+  support:
+    chrome: "3"
+    chrome_android: "18"
+    edge: "12"
+    firefox: "3.5"
+    firefox_android: "4"
+    safari: "4"
+    safari_ios: "4"
+compat_features:
+  # ⬇️ Same status as overall feature ⬇️
+  # baseline: high
+  # baseline_low_date: 2015-07-29
+  # baseline_high_date: 2018-01-29
+  # support:
+  #   chrome: "3"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "3.5"
+  #   firefox_android: "4"
+  #   safari: "4"
+  #   safari_ios: "4"
+  - javascript.builtins.JSON
+  - javascript.builtins.JSON.parse
+  - javascript.builtins.JSON.stringify
+
+  # baseline: high
+  # baseline_low_date: 2020-01-15
+  # baseline_high_date: 2022-07-15
+  # support:
+  #   chrome: "66"
+  #   chrome_android: "66"
+  #   edge: "79"
+  #   firefox: "62"
+  #   firefox_android: "62"
+  #   safari: "12"
+  #   safari_ios: "12"
+  - javascript.builtins.JSON.json_superset
+
+  # baseline: high
+  # baseline_low_date: 2020-01-15
+  # baseline_high_date: 2022-07-15
+  # support:
+  #   chrome: "72"
+  #   chrome_android: "72"
+  #   edge: "79"
+  #   firefox: "64"
+  #   firefox_android: "64"
+  #   safari: "12.1"
+  #   safari_ios: "12.2"
+  - javascript.builtins.JSON.stringify.well_formed_stringify

groups/json.yml

@@ -0,0 +1,3 @@
+name: JSON
+parent: javascript
+# description: Features for the JSON format itself and related features, such as the JSON JavaScript namespace and JSON import attributes.