@bedard/hexchess-engine/hexchess_engine.js

A game engine for Gliński's hexagonal chess

let wasm;

let WASM_VECTOR_LEN = 0;

let cachedUint8ArrayMemory0 = null;

function getUint8ArrayMemory0() {
    if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) {
        cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer);
    }
    return cachedUint8ArrayMemory0;
}

const cachedTextEncoder = new TextEncoder();

if (!('encodeInto' in cachedTextEncoder)) {
    cachedTextEncoder.encodeInto = function (arg, view) {
        const buf = cachedTextEncoder.encode(arg);
        view.set(buf);
        return {
            read: arg.length,
            written: buf.length
        };
    }
}

function passStringToWasm0(arg, malloc, realloc) {

    if (realloc === undefined) {
        const buf = cachedTextEncoder.encode(arg);
        const ptr = malloc(buf.length, 1) >>> 0;
        getUint8ArrayMemory0().subarray(ptr, ptr + buf.length).set(buf);
        WASM_VECTOR_LEN = buf.length;
        return ptr;
    }

    let len = arg.length;
    let ptr = malloc(len, 1) >>> 0;

    const mem = getUint8ArrayMemory0();

    let offset = 0;

    for (; offset < len; offset++) {
        const code = arg.charCodeAt(offset);
        if (code > 0x7F) break;
        mem[ptr + offset] = code;
    }

    if (offset !== len) {
        if (offset !== 0) {
            arg = arg.slice(offset);
        }
        ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
        const view = getUint8ArrayMemory0().subarray(ptr + offset, ptr + len);
        const ret = cachedTextEncoder.encodeInto(arg, view);

        offset += ret.written;
        ptr = realloc(ptr, len, offset, 1) >>> 0;
    }

    WASM_VECTOR_LEN = offset;
    return ptr;
}

function isLikeNone(x) {
    return x === undefined || x === null;
}

let cachedDataViewMemory0 = null;

function getDataViewMemory0() {
    if (cachedDataViewMemory0 === null || cachedDataViewMemory0.buffer.detached === true || (cachedDataViewMemory0.buffer.detached === undefined && cachedDataViewMemory0.buffer !== wasm.memory.buffer)) {
        cachedDataViewMemory0 = new DataView(wasm.memory.buffer);
    }
    return cachedDataViewMemory0;
}

let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });

cachedTextDecoder.decode();

const MAX_SAFARI_DECODE_BYTES = 2146435072;
let numBytesDecoded = 0;
function decodeText(ptr, len) {
    numBytesDecoded += len;
    if (numBytesDecoded >= MAX_SAFARI_DECODE_BYTES) {
        cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
        cachedTextDecoder.decode();
        numBytesDecoded = len;
    }
    return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
}

function getStringFromWasm0(ptr, len) {
    ptr = ptr >>> 0;
    return decodeText(ptr, len);
}

function addToExternrefTable0(obj) {
    const idx = wasm.__externref_table_alloc();
    wasm.__wbindgen_externrefs.set(idx, obj);
    return idx;
}

function handleError(f, args) {
    try {
        return f.apply(this, args);
    } catch (e) {
        const idx = addToExternrefTable0(e);
        wasm.__wbindgen_exn_store(idx);
    }
}
/**
 * @param {EvaluateOptions} options
 * @returns {EvaluateResponse}
 */
export function evaluate(options) {
    const ret = wasm.evaluate(options);
    return ret;
}

const EXPECTED_RESPONSE_TYPES = new Set(['basic', 'cors', 'default']);

async function __wbg_load(module, imports) {
    if (typeof Response === 'function' && module instanceof Response) {
        if (typeof WebAssembly.instantiateStreaming === 'function') {
            try {
                return await WebAssembly.instantiateStreaming(module, imports);

            } catch (e) {
                const validResponse = module.ok && EXPECTED_RESPONSE_TYPES.has(module.type);

                if (validResponse && module.headers.get('Content-Type') !== 'application/wasm') {
                    console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve Wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);

                } else {
                    throw e;
                }
            }
        }

        const bytes = await module.arrayBuffer();
        return await WebAssembly.instantiate(bytes, imports);

    } else {
        const instance = await WebAssembly.instantiate(module, imports);

        if (instance instanceof WebAssembly.Instance) {
            return { instance, module };

        } else {
            return instance;
        }
    }
}

function __wbg_get_imports() {
    const imports = {};
    imports.wbg = {};
    imports.wbg.__wbg___wbindgen_is_undefined_2d472862bd29a478 = function(arg0) {
        const ret = arg0 === undefined;
        return ret;
    };
    imports.wbg.__wbg___wbindgen_string_get_e4f06c90489ad01b = function(arg0, arg1) {
        const obj = arg1;
        const ret = typeof(obj) === 'string' ? obj : undefined;
        var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        var len1 = WASM_VECTOR_LEN;
        getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
        getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
    };
    imports.wbg.__wbg___wbindgen_throw_b855445ff6a94295 = function(arg0, arg1) {
        throw new Error(getStringFromWasm0(arg0, arg1));
    };
    imports.wbg.__wbg_error_7534b8e9a36f1ab4 = function(arg0, arg1) {
        let deferred0_0;
        let deferred0_1;
        try {
            deferred0_0 = arg0;
            deferred0_1 = arg1;
            console.error(getStringFromWasm0(arg0, arg1));
        } finally {
            wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
        }
    };
    imports.wbg.__wbg_new_8a6f238a6ece86ea = function() {
        const ret = new Error();
        return ret;
    };
    imports.wbg.__wbg_parse_2a704d6b78abb2b8 = function() { return handleError(function (arg0, arg1) {
        const ret = JSON.parse(getStringFromWasm0(arg0, arg1));
        return ret;
    }, arguments) };
    imports.wbg.__wbg_stack_0ed75d68575b0f3c = function(arg0, arg1) {
        const ret = arg1.stack;
        const ptr1 = passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len1 = WASM_VECTOR_LEN;
        getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
        getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
    };
    imports.wbg.__wbg_stringify_b5fb28f6465d9c3e = function() { return handleError(function (arg0) {
        const ret = JSON.stringify(arg0);
        return ret;
    }, arguments) };
    imports.wbg.__wbindgen_init_externref_table = function() {
        const table = wasm.__wbindgen_externrefs;
        const offset = table.grow(4);
        table.set(0, undefined);
        table.set(offset + 0, undefined);
        table.set(offset + 1, null);
        table.set(offset + 2, true);
        table.set(offset + 3, false);
        ;
    };

    return imports;
}

function __wbg_finalize_init(instance, module) {
    wasm = instance.exports;
    __wbg_init.__wbindgen_wasm_module = module;
    cachedDataViewMemory0 = null;
    cachedUint8ArrayMemory0 = null;


    wasm.__wbindgen_start();
    return wasm;
}

function initSync(module) {
    if (wasm !== undefined) return wasm;


    if (typeof module !== 'undefined') {
        if (Object.getPrototypeOf(module) === Object.prototype) {
            ({module} = module)
        } else {
            console.warn('using deprecated parameters for `initSync()`; pass a single object instead')
        }
    }

    const imports = __wbg_get_imports();

    if (!(module instanceof WebAssembly.Module)) {
        module = new WebAssembly.Module(module);
    }

    const instance = new WebAssembly.Instance(module, imports);

    return __wbg_finalize_init(instance, module);
}

async function __wbg_init(module_or_path) {
    if (wasm !== undefined) return wasm;


    if (typeof module_or_path !== 'undefined') {
        if (Object.getPrototypeOf(module_or_path) === Object.prototype) {
            ({module_or_path} = module_or_path)
        } else {
            console.warn('using deprecated parameters for the initialization function; pass a single object instead')
        }
    }

    if (typeof module_or_path === 'undefined') {
        module_or_path = new URL('hexchess_engine_bg.wasm', import.meta.url);
    }
    const imports = __wbg_get_imports();

    if (typeof module_or_path === 'string' || (typeof Request === 'function' && module_or_path instanceof Request) || (typeof URL === 'function' && module_or_path instanceof URL)) {
        module_or_path = fetch(module_or_path);
    }

    const { instance, module } = await __wbg_load(await module_or_path, imports);

    return __wbg_finalize_init(instance, module);
}

export { initSync };
export default __wbg_init;