lib/rules/no-unsupported-features/es-syntax.js

@@ -6,7 +6,7 @@
 
 const { rules: esRules } = require("eslint-plugin-es")
 const { getInnermostScope } = require("eslint-utils")
-const { Range } = require("semver") //eslint-disable-line no-unused-vars
+const { Range } = require("semver")
 const getConfiguredNodeVersion = require("../../util/get-configured-node-version")
 const getSemverRange = require("../../util/get-semver-range")
 const mergeVisitorsInPlace = require("../../util/merge-visitors-in-place")
@@ -378,11 +378,29 @@ const features = {
         ruleId: "no-dynamic-import",
         cases: [
             {
-                supported: null,
+                supported: new Range(">=12.17 <13 || >=13.2"),
                 messageId: "no-dynamic-import",
             },
         ],
     },
+    optionalChaining: {
+        ruleId: "no-optional-chaining",
+        cases: [
+            {
+                supported: "14.0.0",
+                messageId: "no-optional-chaining",
+            },
+        ],
+    },
+    nullishCoalescingOperators: {
+        ruleId: "no-nullish-coalescing-operators",
+        cases: [
+            {
+                supported: "14.0.0",
+                messageId: "no-nullish-coalescing-operators",
+            },
+        ],
+    },
 }
 const keywords = Object.keys(features)
 
@@ -435,10 +453,15 @@ function defineVisitor(context, options) {
      * @returns {boolean} `true` if it's supporting.
      */
     function isNotSupportingVersion(aCase) {
-        return (
-            !aCase.supported ||
-            options.version.intersects(getSemverRange(`<${aCase.supported}`))
-        )
+        if (!aCase.supported) {
+            return true
+        }
+
+        if (aCase.supported instanceof Range) {
+            return !options.version.intersects(aCase.supported)
+        }
+
+        return options.version.intersects(getSemverRange(`<${aCase.supported}`))
     }
 
     /**