getOwnPropertyNames flags

Author: justjake

packages/quickjs-emscripten-core/src/types.ts

@@ -283,6 +283,38 @@ export function evalOptionsToFlags(evalOptions: ContextEvalOptions | number | un
   return flags
 }
 
+export interface GetOwnPropertyNamesOptions {
+  /** Include strings in the result */
+  includeStrings?: boolean
+  /** Include symbols in the result */
+  includeSymbols?: boolean
+  /** Include private properties in the result */
+  includePrivate?: boolean
+  /** Only include the enumerable properties */
+  onlyEnumerable?: boolean
+}
+
+/** Convert {@link GetOwnPropertyNamesOptions} to bitfield flags */
+export function getOwnPropertyNamesOptionsToFlags(
+  options: GetOwnPropertyNamesOptions | number | undefined,
+): number {
+  if (typeof options === "number") {
+    return options
+  }
+
+  if (options === undefined) {
+    return 0
+  }
+
+  const { includeStrings, includeSymbols, includePrivate, onlyEnumerable } = options
+  let flags = 0
+  if (includeStrings) flags |= GetOwnPropertyNamesFlags.JS_GPN_STRING_MASK
+  if (includeSymbols) flags |= GetOwnPropertyNamesFlags.JS_GPN_SYMBOL_MASK
+  if (includePrivate) flags |= GetOwnPropertyNamesFlags.JS_GPN_PRIVATE_MASK
+  if (onlyEnumerable) flags |= GetOwnPropertyNamesFlags.JS_GPN_ENUM_ONLY
+  return flags
+}
+
 export type PromiseExecutor<ResolveT, RejectT> = (
   resolve: (value: ResolveT | PromiseLike<ResolveT>) => void,
   reject: (reason: RejectT) => void,

packages/quickjs-emscripten-core/tsconfig.json

@@ -3,6 +3,10 @@
   "include": ["src/**/*"],
   "compilerOptions": {
     "rootDir": "src",
-    "outDir": "dist"
+    "outDir": "dist",
+    "paths": {
+      "@jitl/quickjs-ffi-types": ["../quickjs-ffi-types/src"],
+      "@jitl/quickjs-ffi-types/*": ["../quickjs-ffi-types/src/*"]
+    }
   }
 }

packages/quickjs-ffi-types/src/ffi-types.ts

@@ -108,6 +108,11 @@ export type IntrinsicsFlags = Brand<number, "IntrinsicsFlags">
  */
 export type EvalDetectModule = Brand<number, "EvalDetectModule">
 
+/**
+ * @private
+ */
+export type GetOwnPropertyNamesFlags = Brand<number, "GetOwnPropertyNamesFlags">
+
 /**
  * State of a promise.
  */
@@ -151,7 +156,7 @@ export const EvalFlags = {
   JS_EVAL_FLAG_BACKTRACE_BARRIER: 1 << 6,
 } as const
 
-/** Bitfield options for QTS_NewContext intrinsices */
+/** Bitfield options for QTS_NewContext intrinsics */
 export const IntrinsicsFlags = {
   BaseObjects: 1 << 0,
   Date: 1 << 1,
@@ -176,3 +181,14 @@ export const JSPromiseStateEnum = {
   Fulfilled: 1,
   Rejected: 2,
 } as const
+
+/** Bitfield options for QTS_GetOwnPropertyNames */
+export const GetOwnPropertyNamesFlags = {
+  JS_GPN_STRING_MASK: 1 << 0,
+  JS_GPN_SYMBOL_MASK: 1 << 1,
+  JS_GPN_PRIVATE_MASK: 1 << 2,
+  /* only include the enumerable properties */
+  JS_GPN_ENUM_ONLY: 1 << 4,
+  /* set theJSPropertyEnum.is_enumerable field */
+  JS_GPN_SET_ENUM: 1 << 5,
+}