Update: support new export syntax (#56)

lib/referencer.js

@@ -593,15 +593,26 @@ class Referencer extends esrecurse.Visitor {
         this.visitChildren(node);
     }
 
+    // TODO: ExportDeclaration doesn't exist. for bc?
     ExportDeclaration(node) {
         this.visitExportDeclaration(node);
     }
 
+    ExportAllDeclaration(node) {
+        this.visitExportDeclaration(node);
+    }
+
+    ExportDefaultDeclaration(node) {
+        this.visitExportDeclaration(node);
+    }
+
     ExportNamedDeclaration(node) {
         this.visitExportDeclaration(node);
     }
 
     ExportSpecifier(node) {
+
+        // TODO: `node.id` doesn't exist. for bc?
         const local = (node.id || node.local);
 
         this.visit(local);

package.json

@@ -37,7 +37,8 @@
     "eslint-config-eslint": "^5.0.1",
     "eslint-plugin-node": "^9.1.0",
     "eslint-release": "^1.0.0",
-    "espree": "^6.0.0",
+    "eslint-visitor-keys": "^1.2.0",
+    "espree": "^7.1.0",
     "istanbul": "^0.4.5",
     "mocha": "^6.1.4",
     "npm-license": "^0.3.3",

tests/export-star-as-ns-from-source.js

@@ -0,0 +1,37 @@
+"use strict";
+
+const assert = require("assert");
+const espree = require("espree");
+const { KEYS } = require("eslint-visitor-keys");
+const { analyze } = require("../lib/index");
+
+describe("export * as ns from 'source'", () => {
+    let scopes;
+
+    beforeEach(() => {
+        const ast = espree.parse("export * as ns from 'source'", {
+            ecmaVersion: 2020,
+            sourceType: "module"
+        });
+        const manager = analyze(ast, {
+            ecmaVersion: 11,
+            sourceType: "module",
+            childVisitorKeys: KEYS
+        });
+
+        scopes = [manager.globalScope, ...manager.globalScope.childScopes];
+    });
+
+    it("should not have any references", () => {
+        for (const scope of scopes) {
+            assert.strictEqual(scope.references.length, 0, scope.type);
+            assert.strictEqual(scope.through.length, 0, scope.type);
+        }
+    });
+
+    it("should not have any variables", () => {
+        for (const scope of scopes) {
+            assert.strictEqual(scope.variables.length, 0, scope.type);
+        }
+    });
+});