first

node_modules/@babel/preset-env/lib/polyfills/regenerator.js

@@ -0,0 +1,46 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+var _utils = require("./utils");
+function isRegeneratorSource(source) {
+  return source === "regenerator-runtime/runtime" || source === "regenerator-runtime/runtime.js";
+}
+function _default() {
+  const visitor = {
+    ImportDeclaration(path) {
+      if (isRegeneratorSource((0, _utils.getImportSource)(path))) {
+        this.regeneratorImportExcluded = true;
+        path.remove();
+      }
+    },
+    Program(path) {
+      path.get("body").forEach(bodyPath => {
+        if (isRegeneratorSource((0, _utils.getRequireSource)(bodyPath))) {
+          this.regeneratorImportExcluded = true;
+          bodyPath.remove();
+        }
+      });
+    }
+  };
+  return {
+    name: "preset-env/remove-regenerator",
+    visitor,
+    pre() {
+      this.regeneratorImportExcluded = false;
+    },
+    post() {
+      if (this.opts.debug && this.regeneratorImportExcluded) {
+        let filename = this.file.opts.filename;
+        if (process.env.BABEL_ENV === "test") {
+          filename = filename.replace(/\\/g, "/");
+        }
+        console.log(`\n[${filename}] Based on your targets, regenerator-runtime import excluded.`);
+      }
+    }
+  };
+}
+
+//# sourceMappingURL=regenerator.js.map