rc-js-util/bin/cjs/web-assembly/resizable-array/resizable-array.js

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ResizableArray = exports.resizableArraySpecialization = void 0;
const null_pointer_js_1 = require("../emscripten/null-pointer.js");
const rtti_interop_js_1 = require("../../runtime/rtti-interop.js");
const shared_buffer_view_js_1 = require("../shared-memory/shared-buffer-view.js");
const nested_error_js_1 = require("../../error-handling/nested-error.js");
const wasm_error_cause_js_1 = require("../wasm-error-cause.js");
const shared_object_cleanup_js_1 = require("../shared-memory/shared-object-cleanup.js");
/**
 * @public
 */
exports.resizableArraySpecialization = new rtti_interop_js_1.IdSpecialization(rtti_interop_js_1.bufferCategory, "JSU_RESIZABLE_ARRAY");
/**
 * @public
 * Typed array shared between wasm and javascript, unlike {@link SharedArray}, resizing is possible.
 */
class ResizableArray extends shared_buffer_view_js_1.SharedBufferView {
    static createOne(wrapper, containerType, bindToReference, length) {
        const numberId = (0, rtti_interop_js_1.getNumberIdentifier)(containerType);
        const sharedObject = createSharedObject(wrapper, numberId, length, true);
        return new ResizableArray(wrapper, containerType, bindToReference, length, sharedObject, numberId);
    }
    // @internal
    constructor(wrapper, ctor, owner, length, pointer, numberId) {
        super(wrapper, owner, ctor, wrapper.instance._resizableArray_getDataAddress(numberId, pointer), length * ctor.BYTES_PER_ELEMENT);
        this.length = length;
        this.pointer = pointer;
        this.cleanup = new shared_object_cleanup_js_1.SharedObjectCleanup(this, shared_object_cleanup_js_1.ESharedObjectOwnerKind.SharedMemoryOwner);
        shared_object_cleanup_js_1.SharedObjectCleanup.registerCleanup(this, this.cleanup, new shared_object_cleanup_js_1.SharedObjectCleanup.Options("ResizableArray", null, shared_object_cleanup_js_1.ESharedObjectOwnerKind.SharedMemoryOwner));
        // annotations
        wrapper.interopIds.setSpecializations(this, [exports.resizableArraySpecialization, (0, rtti_interop_js_1.getNumberSpecialization)(ctor)]);
    }
}
exports.ResizableArray = ResizableArray;
function createSharedObject(wrapper, numberId, length, allocationFailThrows) {
    const ptr = wrapper.instance._resizableArray_createOne(numberId, length);
    if (ptr === null_pointer_js_1.nullPtr && allocationFailThrows) {
        throw new nested_error_js_1.NestedError("Failed to allocate memory for resizable array.", wasm_error_cause_js_1.WasmErrorCause.allocationFailure);
    }
    return ptr;
}
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