Rollup build

emscripten-types.d.ts

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+// These types roughly model the object that the JS files generated by Emscripten define. Copied from https://github.com/DefinitelyTyped/DefinitelyTyped/blob/master/types/emscripten/index.d.ts and turned into a type definition rather than a global to support our way of using Emscripten.
+// TODO(@surma): Upstream this?
+declare namespace EmscriptenWasm {
+  type ModuleFactory<T extends Module = Module> = (
+    moduleOverrides?: ModuleOpts,
+  ) => Promise<T>;
+
+  type EnvironmentType = 'WEB' | 'NODE' | 'SHELL' | 'WORKER';
+
+  // Options object for modularized Emscripten files. Shoe-horned by @surma.
+  // FIXME: This an incomplete definition!
+  interface ModuleOpts {
+    mainScriptUrlOrBlob?: string;
+    noInitialRun?: boolean;
+    locateFile?: (url: string) => string;
+    onRuntimeInitialized?: () => void;
+  }
+
+  interface Module {
+    print(str: string): void;
+    printErr(str: string): void;
+    arguments: string[];
+    environment: EnvironmentType;
+    preInit: { (): void }[];
+    preRun: { (): void }[];
+    postRun: { (): void }[];
+    preinitializedWebGLContext: WebGLRenderingContext;
+    noInitialRun: boolean;
+    noExitRuntime: boolean;
+    logReadFiles: boolean;
+    filePackagePrefixURL: string;
+    wasmBinary: ArrayBuffer;
+
+    destroy(object: object): void;
+    getPreloadedPackage(
+      remotePackageName: string,
+      remotePackageSize: number,
+    ): ArrayBuffer;
+    instantiateWasm(
+      imports: WebAssembly.Imports,
+      successCallback: (module: WebAssembly.Module) => void,
+    ): WebAssembly.Exports;
+    locateFile(url: string): string;
+    onCustomMessage(event: MessageEvent): void;
+
+    Runtime: any;
+
+    ccall(
+      ident: string,
+      returnType: string | null,
+      argTypes: string[],
+      args: any[],
+    ): any;
+    cwrap(ident: string, returnType: string | null, argTypes: string[]): any;
+
+    setValue(ptr: number, value: any, type: string, noSafe?: boolean): void;
+    getValue(ptr: number, type: string, noSafe?: boolean): number;
+
+    ALLOC_NORMAL: number;
+    ALLOC_STACK: number;
+    ALLOC_STATIC: number;
+    ALLOC_DYNAMIC: number;
+    ALLOC_NONE: number;
+
+    allocate(slab: any, types: string, allocator: number, ptr: number): number;
+    allocate(
+      slab: any,
+      types: string[],
+      allocator: number,
+      ptr: number,
+    ): number;
+
+    Pointer_stringify(ptr: number, length?: number): string;
+    UTF16ToString(ptr: number): string;
+    stringToUTF16(str: string, outPtr: number): void;
+    UTF32ToString(ptr: number): string;
+    stringToUTF32(str: string, outPtr: number): void;
+
+    // USE_TYPED_ARRAYS == 1
+    HEAP: Int32Array;
+    IHEAP: Int32Array;
+    FHEAP: Float64Array;
+
+    // USE_TYPED_ARRAYS == 2
+    HEAP8: Int8Array;
+    HEAP16: Int16Array;
+    HEAP32: Int32Array;
+    HEAPU8: Uint8Array;
+    HEAPU16: Uint16Array;
+    HEAPU32: Uint32Array;
+    HEAPF32: Float32Array;
+    HEAPF64: Float64Array;
+
+    TOTAL_STACK: number;
+    TOTAL_MEMORY: number;
+    FAST_MEMORY: number;
+
+    addOnPreRun(cb: () => any): void;
+    addOnInit(cb: () => any): void;
+    addOnPreMain(cb: () => any): void;
+    addOnExit(cb: () => any): void;
+    addOnPostRun(cb: () => any): void;
+
+    // Tools
+    intArrayFromString(
+      stringy: string,
+      dontAddNull?: boolean,
+      length?: number,
+    ): number[];
+    intArrayToString(array: number[]): string;
+    writeStringToMemory(
+      str: string,
+      buffer: number,
+      dontAddNull: boolean,
+    ): void;
+    writeArrayToMemory(array: number[], buffer: number): void;
+    writeAsciiToMemory(str: string, buffer: number, dontAddNull: boolean): void;
+
+    addRunDependency(id: any): void;
+    removeRunDependency(id: any): void;
+
+    preloadedImages: any;
+    preloadedAudios: any;
+
+    _malloc(size: number): number;
+    _free(ptr: number): void;
+
+    // Augmentations below by @surma.
+    onRuntimeInitialized: () => void | null;
+  }
+}