add some packages

node_modules/babel-helper-mark-eval-scopes/__tests__/helper-mark-eval-scopes-test.js

@@ -0,0 +1,48 @@
+jest.autoMockOff();
+
+const babel = require("@babel/core");
+const helper = require("../src");
+
+function getPath(source) {
+  let path;
+
+  babel.transform(source, {
+    babelrc: false,
+    plugins: [
+      function({ traverse }) {
+        (traverse.clearCache || traverse.cache.clear)();
+        return {
+          visitor: {
+            Program(programPath) {
+              path = programPath;
+            }
+          }
+        };
+      }
+    ]
+  });
+
+  return path;
+}
+
+describe("babel-helper-mark-eval-scopes", () => {
+  it("getEvalScopes - should give a set of scopes which contains eval", () => {
+    const source = `
+      function foo() {
+        function bar() {
+          eval(";");
+        }
+        function baz() {
+          noeval();
+        }
+      }
+    `;
+
+    const program = getPath(source);
+    const evalScopes = [...helper.getEvalScopes(program)];
+
+    expect(evalScopes).toContain(program.scope);
+    expect(evalScopes).toContain(program.get("body.0.body.body.0").scope);
+    expect(evalScopes).not.toContain(program.get("body.0.body.body.1").scope);
+  });
+});