let imports = {}; imports['__wbindgen_placeholder__'] = module.exports; function addToExternrefTable0(obj) { const idx = wasm.__externref_table_alloc(); wasm.__wbindgen_externrefs.set(idx, obj); return idx; } function _assertClass(instance, klass) { if (!(instance instanceof klass)) { throw new Error(`expected instance of ${klass.name}`); } } function getArrayF32FromWasm0(ptr, len) { ptr = ptr >>> 0; return getFloat32ArrayMemory0().subarray(ptr / 4, ptr / 4 + len); } function getArrayU8FromWasm0(ptr, len) { ptr = ptr >>> 0; return getUint8ArrayMemory0().subarray(ptr / 1, ptr / 1 + len); } 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 cachedFloat32ArrayMemory0 = null; function getFloat32ArrayMemory0() { if (cachedFloat32ArrayMemory0 === null || cachedFloat32ArrayMemory0.byteLength === 0) { cachedFloat32ArrayMemory0 = new Float32Array(wasm.memory.buffer); } return cachedFloat32ArrayMemory0; } function getStringFromWasm0(ptr, len) { ptr = ptr >>> 0; return decodeText(ptr, len); } let cachedUint8ArrayMemory0 = null; function getUint8ArrayMemory0() { if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) { cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer); } return cachedUint8ArrayMemory0; } function handleError(f, args) { try { return f.apply(this, args); } catch (e) { const idx = addToExternrefTable0(e); wasm.__wbindgen_exn_store(idx); } } function isLikeNone(x) { return x === undefined || x === null; } function passArray8ToWasm0(arg, malloc) { const ptr = malloc(arg.length * 1, 1) >>> 0; getUint8ArrayMemory0().set(arg, ptr / 1); WASM_VECTOR_LEN = arg.length; return ptr; } function passArrayF32ToWasm0(arg, malloc) { const ptr = malloc(arg.length * 4, 4) >>> 0; getFloat32ArrayMemory0().set(arg, ptr / 4); WASM_VECTOR_LEN = arg.length; return ptr; } function passArrayJsValueToWasm0(array, malloc) { const ptr = malloc(array.length * 4, 4) >>> 0; for (let i = 0; i < array.length; i++) { const add = addToExternrefTable0(array[i]); getDataViewMemory0().setUint32(ptr + 4 * i, add, true); } WASM_VECTOR_LEN = array.length; return ptr; } 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 takeFromExternrefTable0(idx) { const value = wasm.__wbindgen_externrefs.get(idx); wasm.__externref_table_dealloc(idx); return value; } let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }); cachedTextDecoder.decode(); function decodeText(ptr, len) { return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len)); } 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 }; } } let WASM_VECTOR_LEN = 0; const WasmEmbedderFinalization = (typeof FinalizationRegistry === 'undefined') ? { register: () => {}, unregister: () => {} } : new FinalizationRegistry(ptr => wasm.__wbg_wasmembedder_free(ptr >>> 0, 1)); const WasmEmbedderConfigFinalization = (typeof FinalizationRegistry === 'undefined') ? { register: () => {}, unregister: () => {} } : new FinalizationRegistry(ptr => wasm.__wbg_wasmembedderconfig_free(ptr >>> 0, 1)); /** * Strategy for pooling token embeddings into a single sentence embedding * @enum {0 | 1 | 2 | 3 | 4} */ const PoolingStrategy = Object.freeze({ /** * Average all token embeddings (most common) */ Mean: 0, "0": "Mean", /** * Use only the [CLS] token embedding */ Cls: 1, "1": "Cls", /** * Take the maximum value across all tokens for each dimension */ Max: 2, "2": "Max", /** * Mean pooling normalized by sqrt of sequence length */ MeanSqrtLen: 3, "3": "MeanSqrtLen", /** * Use the last token embedding (for decoder models) */ LastToken: 4, "4": "LastToken", }); exports.PoolingStrategy = PoolingStrategy; /** * WASM-compatible embedder using Tract for inference */ class WasmEmbedder { static __wrap(ptr) { ptr = ptr >>> 0; const obj = Object.create(WasmEmbedder.prototype); obj.__wbg_ptr = ptr; WasmEmbedderFinalization.register(obj, obj.__wbg_ptr, obj); return obj; } __destroy_into_raw() { const ptr = this.__wbg_ptr; this.__wbg_ptr = 0; WasmEmbedderFinalization.unregister(this); return ptr; } free() { const ptr = this.__destroy_into_raw(); wasm.__wbg_wasmembedder_free(ptr, 0); } /** * Get maximum sequence length * @returns {number} */ maxLength() { const ret = wasm.wasmembedder_maxLength(this.__wbg_ptr); return ret >>> 0; } /** * Compute similarity between two texts * @param {string} text1 * @param {string} text2 * @returns {number} */ similarity(text1, text2) { const ptr0 = passStringToWasm0(text1, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); const len0 = WASM_VECTOR_LEN; const ptr1 = passStringToWasm0(text2, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); const len1 = WASM_VECTOR_LEN; const ret = wasm.wasmembedder_similarity(this.__wbg_ptr, ptr0, len0, ptr1, len1); if (ret[2]) { throw takeFromExternrefTable0(ret[1]); } return ret[0]; } /** * Generate embeddings for multiple texts * @param {string[]} texts * @returns {Float32Array} */ embedBatch(texts) { const ptr0 = passArrayJsValueToWasm0(texts, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ret = wasm.wasmembedder_embedBatch(this.__wbg_ptr, ptr0, len0); if (ret[3]) { throw takeFromExternrefTable0(ret[2]); } var v2 = getArrayF32FromWasm0(ret[0], ret[1]).slice(); wasm.__wbindgen_free(ret[0], ret[1] * 4, 4); return v2; } /** * Create embedder with custom configuration * @param {Uint8Array} model_bytes * @param {string} tokenizer_json * @param {WasmEmbedderConfig} config * @returns {WasmEmbedder} */ static withConfig(model_bytes, tokenizer_json, config) { const ptr0 = passArray8ToWasm0(model_bytes, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ptr1 = passStringToWasm0(tokenizer_json, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); const len1 = WASM_VECTOR_LEN; _assertClass(config, WasmEmbedderConfig); var ptr2 = config.__destroy_into_raw(); const ret = wasm.wasmembedder_withConfig(ptr0, len0, ptr1, len1, ptr2); if (ret[2]) { throw takeFromExternrefTable0(ret[1]); } return WasmEmbedder.__wrap(ret[0]); } /** * Create a new embedder from model and tokenizer bytes * * # Arguments * * `model_bytes` - ONNX model file bytes * * `tokenizer_json` - Tokenizer JSON configuration * @param {Uint8Array} model_bytes * @param {string} tokenizer_json */ constructor(model_bytes, tokenizer_json) { const ptr0 = passArray8ToWasm0(model_bytes, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ptr1 = passStringToWasm0(tokenizer_json, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); const len1 = WASM_VECTOR_LEN; const ret = wasm.wasmembedder_new(ptr0, len0, ptr1, len1); if (ret[2]) { throw takeFromExternrefTable0(ret[1]); } this.__wbg_ptr = ret[0] >>> 0; WasmEmbedderFinalization.register(this, this.__wbg_ptr, this); return this; } /** * Get the embedding dimension * @returns {number} */ dimension() { const ret = wasm.wasmembedder_dimension(this.__wbg_ptr); return ret >>> 0; } /** * Generate embedding for a single text * @param {string} text * @returns {Float32Array} */ embedOne(text) { const ptr0 = passStringToWasm0(text, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); const len0 = WASM_VECTOR_LEN; const ret = wasm.wasmembedder_embedOne(this.__wbg_ptr, ptr0, len0); if (ret[3]) { throw takeFromExternrefTable0(ret[2]); } var v2 = getArrayF32FromWasm0(ret[0], ret[1]).slice(); wasm.__wbindgen_free(ret[0], ret[1] * 4, 4); return v2; } } if (Symbol.dispose) WasmEmbedder.prototype[Symbol.dispose] = WasmEmbedder.prototype.free; exports.WasmEmbedder = WasmEmbedder; /** * Configuration for the WASM embedder */ class WasmEmbedderConfig { static __wrap(ptr) { ptr = ptr >>> 0; const obj = Object.create(WasmEmbedderConfig.prototype); obj.__wbg_ptr = ptr; WasmEmbedderConfigFinalization.register(obj, obj.__wbg_ptr, obj); return obj; } __destroy_into_raw() { const ptr = this.__wbg_ptr; this.__wbg_ptr = 0; WasmEmbedderConfigFinalization.unregister(this); return ptr; } free() { const ptr = this.__destroy_into_raw(); wasm.__wbg_wasmembedderconfig_free(ptr, 0); } /** * Set pooling strategy (0=Mean, 1=Cls, 2=Max, 3=MeanSqrtLen, 4=LastToken) * @param {number} pooling * @returns {WasmEmbedderConfig} */ setPooling(pooling) { const ptr = this.__destroy_into_raw(); const ret = wasm.wasmembedderconfig_setPooling(ptr, pooling); return WasmEmbedderConfig.__wrap(ret); } /** * Set whether to normalize embeddings * @param {boolean} normalize * @returns {WasmEmbedderConfig} */ setNormalize(normalize) { const ptr = this.__destroy_into_raw(); const ret = wasm.wasmembedderconfig_setNormalize(ptr, normalize); return WasmEmbedderConfig.__wrap(ret); } /** * Set maximum sequence length * @param {number} max_length * @returns {WasmEmbedderConfig} */ setMaxLength(max_length) { const ptr = this.__destroy_into_raw(); const ret = wasm.wasmembedderconfig_setMaxLength(ptr, max_length); return WasmEmbedderConfig.__wrap(ret); } /** * Create a new configuration */ constructor() { const ret = wasm.wasmembedderconfig_new(); this.__wbg_ptr = ret >>> 0; WasmEmbedderConfigFinalization.register(this, this.__wbg_ptr, this); return this; } } if (Symbol.dispose) WasmEmbedderConfig.prototype[Symbol.dispose] = WasmEmbedderConfig.prototype.free; exports.WasmEmbedderConfig = WasmEmbedderConfig; /** * Compute cosine similarity between two embedding vectors (JS-friendly) * @param {Float32Array} a * @param {Float32Array} b * @returns {number} */ function cosineSimilarity(a, b) { const ptr0 = passArrayF32ToWasm0(a, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ptr1 = passArrayF32ToWasm0(b, wasm.__wbindgen_malloc); const len1 = WASM_VECTOR_LEN; const ret = wasm.cosineSimilarity(ptr0, len0, ptr1, len1); return ret; } exports.cosineSimilarity = cosineSimilarity; /** * Initialize panic hook for better error messages in WASM */ function init() { wasm.init(); } exports.init = init; /** * L2 normalize an embedding vector (JS-friendly) * @param {Float32Array} embedding * @returns {Float32Array} */ function normalizeL2(embedding) { const ptr0 = passArrayF32ToWasm0(embedding, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ret = wasm.normalizeL2(ptr0, len0); var v2 = getArrayF32FromWasm0(ret[0], ret[1]).slice(); wasm.__wbindgen_free(ret[0], ret[1] * 4, 4); return v2; } exports.normalizeL2 = normalizeL2; /** * Check if SIMD is available (for performance info) * Returns true if compiled with WASM SIMD128 support * @returns {boolean} */ function simd_available() { const ret = wasm.simd_available(); return ret !== 0; } exports.simd_available = simd_available; /** * Get the library version * @returns {string} */ function version() { let deferred1_0; let deferred1_1; try { const ret = wasm.version(); deferred1_0 = ret[0]; deferred1_1 = ret[1]; return getStringFromWasm0(ret[0], ret[1]); } finally { wasm.__wbindgen_free(deferred1_0, deferred1_1, 1); } } exports.version = version; exports.__wbg___wbindgen_is_function_8d400b8b1af978cd = function(arg0) { const ret = typeof(arg0) === 'function'; return ret; }; exports.__wbg___wbindgen_is_object_ce774f3490692386 = function(arg0) { const val = arg0; const ret = typeof(val) === 'object' && val !== null; return ret; }; exports.__wbg___wbindgen_is_string_704ef9c8fc131030 = function(arg0) { const ret = typeof(arg0) === 'string'; return ret; }; exports.__wbg___wbindgen_is_undefined_f6b95eab589e0269 = function(arg0) { const ret = arg0 === undefined; return ret; }; exports.__wbg___wbindgen_string_get_a2a31e16edf96e42 = 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); }; exports.__wbg___wbindgen_throw_dd24417ed36fc46e = function(arg0, arg1) { throw new Error(getStringFromWasm0(arg0, arg1)); }; exports.__wbg_call_3020136f7a2d6e44 = function() { return handleError(function (arg0, arg1, arg2) { const ret = arg0.call(arg1, arg2); return ret; }, arguments) }; exports.__wbg_call_abb4ff46ce38be40 = function() { return handleError(function (arg0, arg1) { const ret = arg0.call(arg1); return ret; }, arguments) }; exports.__wbg_crypto_574e78ad8b13b65f = function(arg0) { const ret = arg0.crypto; return ret; }; exports.__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); } }; exports.__wbg_getRandomValues_b8f5dbd5f3995a9e = function() { return handleError(function (arg0, arg1) { arg0.getRandomValues(arg1); }, arguments) }; exports.__wbg_length_22ac23eaec9d8053 = function(arg0) { const ret = arg0.length; return ret; }; exports.__wbg_msCrypto_a61aeb35a24c1329 = function(arg0) { const ret = arg0.msCrypto; return ret; }; exports.__wbg_new_8a6f238a6ece86ea = function() { const ret = new Error(); return ret; }; exports.__wbg_new_no_args_cb138f77cf6151ee = function(arg0, arg1) { const ret = new Function(getStringFromWasm0(arg0, arg1)); return ret; }; exports.__wbg_new_with_length_aa5eaf41d35235e5 = function(arg0) { const ret = new Uint8Array(arg0 >>> 0); return ret; }; exports.__wbg_node_905d3e251edff8a2 = function(arg0) { const ret = arg0.node; return ret; }; exports.__wbg_process_dc0fbacc7c1c06f7 = function(arg0) { const ret = arg0.process; return ret; }; exports.__wbg_prototypesetcall_dfe9b766cdc1f1fd = function(arg0, arg1, arg2) { Uint8Array.prototype.set.call(getArrayU8FromWasm0(arg0, arg1), arg2); }; exports.__wbg_randomFillSync_ac0988aba3254290 = function() { return handleError(function (arg0, arg1) { arg0.randomFillSync(arg1); }, arguments) }; exports.__wbg_require_60cc747a6bc5215a = function() { return handleError(function () { const ret = module.require; return ret; }, arguments) }; exports.__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); }; exports.__wbg_static_accessor_GLOBAL_769e6b65d6557335 = function() { const ret = typeof global === 'undefined' ? null : global; return isLikeNone(ret) ? 0 : addToExternrefTable0(ret); }; exports.__wbg_static_accessor_GLOBAL_THIS_60cf02db4de8e1c1 = function() { const ret = typeof globalThis === 'undefined' ? null : globalThis; return isLikeNone(ret) ? 0 : addToExternrefTable0(ret); }; exports.__wbg_static_accessor_SELF_08f5a74c69739274 = function() { const ret = typeof self === 'undefined' ? null : self; return isLikeNone(ret) ? 0 : addToExternrefTable0(ret); }; exports.__wbg_static_accessor_WINDOW_a8924b26aa92d024 = function() { const ret = typeof window === 'undefined' ? null : window; return isLikeNone(ret) ? 0 : addToExternrefTable0(ret); }; exports.__wbg_subarray_845f2f5bce7d061a = function(arg0, arg1, arg2) { const ret = arg0.subarray(arg1 >>> 0, arg2 >>> 0); return ret; }; exports.__wbg_versions_c01dfd4722a88165 = function(arg0) { const ret = arg0.versions; return ret; }; exports.__wbindgen_cast_2241b6af4c4b2941 = function(arg0, arg1) { // Cast intrinsic for `Ref(String) -> Externref`. const ret = getStringFromWasm0(arg0, arg1); return ret; }; exports.__wbindgen_cast_cb9088102bce6b30 = function(arg0, arg1) { // Cast intrinsic for `Ref(Slice(U8)) -> NamedExternref("Uint8Array")`. const ret = getArrayU8FromWasm0(arg0, arg1); return ret; }; exports.__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); }; const wasmPath = `${__dirname}/ruvector_onnx_embeddings_wasm_bg.wasm`; const wasmBytes = require('fs').readFileSync(wasmPath); const wasmModule = new WebAssembly.Module(wasmBytes); const wasm = exports.__wasm = new WebAssembly.Instance(wasmModule, imports).exports; wasm.__wbindgen_start();