structuredClone can't copy functions so use lodash's cloneDeep() instead

package.json

@@ -57,6 +57,7 @@
     "@types/koa-bodyparser": "4.3.12",
     "@types/koa-proxy": "1.0.7",
     "@types/koa-static": "4.0.4",
+    "@types/lodash": "^4.17.6",
     "copyfiles": "2.4.1",
     "eslint": "8.57.0",
     "eslint-config-hardcore": "41.3.0",
@@ -97,6 +98,7 @@
     "koa-bodyparser": "4.4.1",
     "koa-proxy": "1.0.0-alpha.3",
     "koa2-swagger-ui": "5.10.0",
+    "lodash": "^4.17.21",
     "node-fetch": "3.3.2",
     "open": "10.1.0",
     "patch-package": "8.0.0",

src/server/context-registry.ts

@@ -1,4 +1,7 @@
-// eslint-disable-next-line max-classes-per-file
+/* eslint-disable max-classes-per-file */
+/* eslint-disable max-statements */
+import cloneDeep from "lodash/cloneDeep.js";
+
 export class Context {
   // eslint-disable-next-line @typescript-eslint/no-useless-constructor, @typescript-eslint/no-empty-function
   public constructor() {}
@@ -33,7 +36,8 @@ export class ContextRegistry {
 
   public add(path: string, context: Context): void {
     this.entries.set(path, context);
-    this.cache.set(path, structuredClone(context));
+
+    this.cache.set(path, cloneDeep(context));
   }
 
   public find(path: string): Context {
@@ -43,7 +47,6 @@ export class ContextRegistry {
     );
   }
 
-  // eslint-disable-next-line max-statements
   public update(path: string, updatedContext?: Context): void {
     if (updatedContext === undefined) {
       return;
@@ -66,6 +69,6 @@ export class ContextRegistry {
     // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
     Object.setPrototypeOf(context, Object.getPrototypeOf(updatedContext));
 
-    this.cache.set(path, structuredClone(updatedContext));
+    this.cache.set(path, cloneDeep(updatedContext));
   }
 }

src/server/module-loader.ts

@@ -170,13 +170,15 @@ export class ModuleLoader extends EventTarget {
 
       if (basename(pathName).startsWith("_.context")) {
         if (isContextModule(endpoint)) {
+          const loadContext = (path: string) => this.contextRegistry.find(path);
+
           this.contextRegistry.update(
             directory,
 
             // @ts-expect-error TS says Context has no constructable signatures but that's not true?
             // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
             new endpoint.Context({
-              loadContext: (path: string) => this.contextRegistry.find(path),
+              loadContext,
             }),
           );
         }
@@ -193,6 +195,8 @@ export class ModuleLoader extends EventTarget {
         return;
       }
 
+      throw error;
+
       process.stdout.write(`\nError loading ${pathName}:\n${String(error)}\n`);
     }
   }

yarn.lock

@@ -2718,6 +2718,11 @@
     "@types/koa-compose" "*"
     "@types/node" "*"
 
+"@types/lodash@^4.17.6":
+  version "4.17.6"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.17.6.tgz#193ced6a40c8006cfc1ca3f4553444fb38f0e543"
+  integrity sha512-OpXEVoCKSS3lQqjx9GGGOapBeuW5eUboYHRlHP9urXPX25IKZ6AnP5ZRxtVf63iieUbsHxLn8NQ5Nlftc6yzAA==
+
 "@types/mdast@^3.0.0":
   version "3.0.12"
   resolved "https://registry.yarnpkg.com/@types/mdast/-/mdast-3.0.12.tgz#beeb511b977c875a5b0cc92eab6fcac2f0895514"
@@ -10660,7 +10665,7 @@ string-length@^4.0.1:
     char-regex "^1.0.2"
     strip-ansi "^6.0.0"
 
-"string-width-cjs@npm:string-width@^4.2.0":
+"string-width-cjs@npm:string-width@^4.2.0", string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
   integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
@@ -10677,15 +10682,6 @@ string-width@^2.1.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
-string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
-  version "4.2.3"
-  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
-  integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
-  dependencies:
-    emoji-regex "^8.0.0"
-    is-fullwidth-code-point "^3.0.0"
-    strip-ansi "^6.0.1"
-
 string-width@^5.0.1, string-width@^5.1.2:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-5.1.2.tgz#14f8daec6d81e7221d2a357e668cab73bdbca794"
@@ -10755,7 +10751,7 @@ string_decoder@~1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
-"strip-ansi-cjs@npm:strip-ansi@^6.0.1":
+"strip-ansi-cjs@npm:strip-ansi@^6.0.1", strip-ansi@^6.0.0, strip-ansi@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
   integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
@@ -10776,13 +10772,6 @@ strip-ansi@^5.1.0:
   dependencies:
     ansi-regex "^4.1.0"
 
-strip-ansi@^6.0.0, strip-ansi@^6.0.1:
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
-  integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
-  dependencies:
-    ansi-regex "^5.0.1"
-
 strip-ansi@^7.0.1:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-7.1.0.tgz#d5b6568ca689d8561370b0707685d22434faff45"
@@ -11767,7 +11756,7 @@ wordwrap@^1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==
 
-"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0":
+"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0", wrap-ansi@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
   integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
@@ -11785,15 +11774,6 @@ wrap-ansi@^6.2.0:
     string-width "^4.1.0"
     strip-ansi "^6.0.0"
 
-wrap-ansi@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
-  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
-  dependencies:
-    ansi-styles "^4.0.0"
-    string-width "^4.1.0"
-    strip-ansi "^6.0.0"
-
 wrap-ansi@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-8.1.0.tgz#56dc22368ee570face1b49819975d9b9a5ead214"