first commit

node_modules/metro-config/src/defaults/createModuleIdFactory.js

@@ -0,0 +1,18 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true,
+});
+exports.default = createModuleIdFactory;
+function createModuleIdFactory() {
+  const fileToIdMap = new Map();
+  let nextId = 0;
+  return (path) => {
+    let id = fileToIdMap.get(path);
+    if (typeof id !== "number") {
+      id = nextId++;
+      fileToIdMap.set(path, id);
+    }
+    return id;
+  };
+}