add utils shim (needed by templater plugin)

src/shims/node/util.js

@@ -0,0 +1,163 @@
+// Shim for Node's `util` module.
+// Implements the most commonly used functions; stubs the rest.
+
+function promisify(fn) {
+  if (typeof fn !== "function") {
+    throw new TypeError('The "original" argument must be of type Function');
+  }
+
+  // If the function already has a custom promisified version, use it.
+  if (fn[promisify.custom]) {
+    return fn[promisify.custom];
+  }
+
+  function promisified(...args) {
+    return new Promise((resolve, reject) => {
+      fn.call(this, ...args, (err, ...results) => {
+        if (err) {
+          reject(err);
+        } else if (results.length <= 1) {
+          resolve(results[0]);
+        } else {
+          resolve(results);
+        }
+      });
+    });
+  }
+
+  return promisified;
+}
+
+promisify.custom = Symbol.for("nodejs.util.promisify.custom");
+
+function callbackify(fn) {
+  if (typeof fn !== "function") {
+    throw new TypeError('The "original" argument must be of type Function');
+  }
+
+  function callbackified(...args) {
+    const callback = args.pop();
+
+    fn.apply(this, args).then(
+      (result) => callback(null, result),
+      (err) => callback(err),
+    );
+  }
+
+  return callbackified;
+}
+
+function inherits(ctor, superCtor) {
+  ctor.super_ = superCtor;
+  Object.setPrototypeOf(ctor.prototype, superCtor.prototype);
+}
+
+function deprecate(fn, msg) {
+  let warned = false;
+
+  function deprecated(...args) {
+    if (!warned) {
+      console.warn("[ignis:util] DeprecationWarning:", msg);
+      warned = true;
+    }
+
+    return fn.apply(this, args);
+  }
+
+  return deprecated;
+}
+
+function inspect(obj, opts) {
+  try {
+    return JSON.stringify(obj, null, 2);
+  } catch {
+    return String(obj);
+  }
+}
+
+function format(fmt, ...args) {
+  if (typeof fmt !== "string") {
+    return [fmt, ...args].map(String).join(" ");
+  }
+
+  let i = 0;
+
+  const result = fmt.replace(/%[sdjifoO%]/g, (match) => {
+    if (match === "%%") {
+      return "%";
+    }
+
+    if (i >= args.length) {
+      return match;
+    }
+
+    const arg = args[i++];
+
+    switch (match) {
+      case "%s":
+        return String(arg);
+      case "%d":
+      case "%i":
+        return parseInt(arg, 10).toString();
+      case "%f":
+        return parseFloat(arg).toString();
+      case "%j":
+        try {
+          return JSON.stringify(arg);
+        } catch {
+          return "[Circular]";
+        }
+      case "%o":
+      case "%O":
+        return inspect(arg);
+      default:
+        return match;
+    }
+  });
+
+  // Append remaining args.
+  const remaining = args.slice(i);
+
+  if (remaining.length > 0) {
+    return result + " " + remaining.map(String).join(" ");
+  }
+
+  return result;
+}
+
+function debuglog(section) {
+  return function () {};
+}
+
+function isDeepStrictEqual(a, b) {
+  return JSON.stringify(a) === JSON.stringify(b);
+}
+
+const types = {
+  isArray: Array.isArray,
+  isDate: (v) => v instanceof Date,
+  isRegExp: (v) => v instanceof RegExp,
+  isAsyncFunction: (v) => typeof v === "function" && v.constructor.name === "AsyncFunction",
+  isPromise: (v) => v instanceof Promise,
+  isGeneratorFunction: (v) => typeof v === "function" && v.constructor.name === "GeneratorFunction",
+  isArrayBuffer: (v) => v instanceof ArrayBuffer,
+  isTypedArray: (v) => ArrayBuffer.isView(v) && !(v instanceof DataView),
+  isMap: (v) => v instanceof Map,
+  isSet: (v) => v instanceof Set,
+  isWeakMap: (v) => v instanceof WeakMap,
+  isWeakSet: (v) => v instanceof WeakSet,
+};
+
+module.exports = {
+  promisify,
+  callbackify,
+  inherits,
+  deprecate,
+  inspect,
+  format,
+  debuglog,
+  isDeepStrictEqual,
+  types,
+  TextEncoder: globalThis.TextEncoder,
+  TextDecoder: globalThis.TextDecoder,
+};

src/shims/require.js

@@ -10,6 +10,7 @@ import * as osShim from "./node/os.js";
 import * as netShim from "./node/net.js";
 import * as httpShim from "./node/http.js";
 import * as zlibShim from "./node/zlib.js";
+import * as utilShim from "./node/util.js";
 import { wrapWithProxy, installDebugHelpers } from "./debug.js";
 
 const rawRegistry = {
@@ -27,6 +28,7 @@ const rawRegistry = {
   http: httpShim,
   https: httpShim,
   zlib: zlibShim,
+  util: utilShim,
 };
 
 const shimRegistry = {};