@bsull/augurs
Version:
JavaScript bindings for the augurs time series library.
686 lines (624 loc) • 22.6 kB
JavaScript
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 = (typeof TextEncoder !== 'undefined' ? new TextEncoder('utf-8') : { encode: () => { throw Error('TextEncoder not available') } } );
const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
? function (arg, view) {
return cachedTextEncoder.encodeInto(arg, view);
}
: 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 = encodeString(arg, view);
offset += ret.written;
ptr = realloc(ptr, len, offset, 1) >>> 0;
}
WASM_VECTOR_LEN = offset;
return ptr;
}
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;
}
function addToExternrefTable0(obj) {
const idx = wasm.__externref_table_alloc();
wasm.__wbindgen_export_4.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);
}
}
const cachedTextDecoder = (typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }) : { decode: () => { throw Error('TextDecoder not available') } } );
if (typeof TextDecoder !== 'undefined') { cachedTextDecoder.decode(); };
function getStringFromWasm0(ptr, len) {
ptr = ptr >>> 0;
return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
}
function isLikeNone(x) {
return x === undefined || x === null;
}
function debugString(val) {
// primitive types
const type = typeof val;
if (type == 'number' || type == 'boolean' || val == null) {
return `${val}`;
}
if (type == 'string') {
return `"${val}"`;
}
if (type == 'symbol') {
const description = val.description;
if (description == null) {
return 'Symbol';
} else {
return `Symbol(${description})`;
}
}
if (type == 'function') {
const name = val.name;
if (typeof name == 'string' && name.length > 0) {
return `Function(${name})`;
} else {
return 'Function';
}
}
// objects
if (Array.isArray(val)) {
const length = val.length;
let debug = '[';
if (length > 0) {
debug += debugString(val[0]);
}
for(let i = 1; i < length; i++) {
debug += ', ' + debugString(val[i]);
}
debug += ']';
return debug;
}
// Test for built-in
const builtInMatches = /\[object ([^\]]+)\]/.exec(toString.call(val));
let className;
if (builtInMatches && builtInMatches.length > 1) {
className = builtInMatches[1];
} else {
// Failed to match the standard '[object ClassName]'
return toString.call(val);
}
if (className == 'Object') {
// we're a user defined class or Object
// JSON.stringify avoids problems with cycles, and is generally much
// easier than looping through ownProperties of `val`.
try {
return 'Object(' + JSON.stringify(val) + ')';
} catch (_) {
return 'Object';
}
}
// errors
if (val instanceof Error) {
return `${val.name}: ${val.message}\n${val.stack}`;
}
// TODO we could test for more things here, like `Set`s and `Map`s.
return className;
}
function takeFromExternrefTable0(idx) {
const value = wasm.__wbindgen_export_4.get(idx);
wasm.__externref_table_dealloc(idx);
return value;
}
function getArrayJsValueFromWasm0(ptr, len) {
ptr = ptr >>> 0;
const mem = getDataViewMemory0();
const result = [];
for (let i = ptr; i < ptr + 4 * len; i += 4) {
result.push(wasm.__wbindgen_export_4.get(mem.getUint32(i, true)));
}
wasm.__externref_drop_slice(ptr, len);
return result;
}
/**
* Initialize logging.
*
* You can use this to emit logs from augurs to the browser console.
* The default is to log everything to the console, but you can
* change the log level and whether logs are emitted to the console
* or to the browser's performance timeline.
*
* IMPORTANT: this function should only be called once. It will throw
* an exception if called more than once.
* @param {LogConfig | null} [config]
*/
export function initLogging(config) {
const ret = wasm.initLogging(isLikeNone(config) ? 0 : addToExternrefTable0(config));
if (ret[1]) {
throw takeFromExternrefTable0(ret[0]);
}
}
/**
* Initialize the logger and panic hook.
*
* This will be called automatically when the module is imported.
* It sets the default tracing subscriber to `tracing-wasm`, and
* sets WASM panics to print to the console with a helpful error
* message.
*/
export function custom_init() {
wasm.custom_init();
}
const DtwFinalization = (typeof FinalizationRegistry === 'undefined')
? { register: () => {}, unregister: () => {} }
: new FinalizationRegistry(ptr => wasm.__wbg_dtw_free(ptr >>> 0, 1));
/**
* Dynamic Time Warping.
*
* The `window` parameter can be used to specify the Sakoe-Chiba band size.
* The distance function depends on the constructor used; `euclidean` and
* `manhattan` are available, `euclidean` being the default.
*/
export class Dtw {
static __wrap(ptr) {
ptr = ptr >>> 0;
const obj = Object.create(Dtw.prototype);
obj.__wbg_ptr = ptr;
DtwFinalization.register(obj, obj.__wbg_ptr, obj);
return obj;
}
__destroy_into_raw() {
const ptr = this.__wbg_ptr;
this.__wbg_ptr = 0;
DtwFinalization.unregister(this);
return ptr;
}
free() {
const ptr = this.__destroy_into_raw();
wasm.__wbg_dtw_free(ptr, 0);
}
/**
* Create a new `Dtw` instance.
* @param {DistanceFunction} distanceFunction
* @param {DtwOptions | null} [opts]
*/
constructor(distanceFunction, opts) {
const ret = wasm.dtw_new(distanceFunction, isLikeNone(opts) ? 0 : addToExternrefTable0(opts));
this.__wbg_ptr = ret >>> 0;
DtwFinalization.register(this, this.__wbg_ptr, this);
return this;
}
/**
* Create a new `Dtw` instance using the Euclidean distance.
* @param {DtwOptions | null} [opts]
* @returns {Dtw}
*/
static euclidean(opts) {
const ret = wasm.dtw_euclidean(isLikeNone(opts) ? 0 : addToExternrefTable0(opts));
return Dtw.__wrap(ret);
}
/**
* Create a new `Dtw` instance using the Manhattan distance.
* @param {DtwOptions | null} [opts]
* @returns {Dtw}
*/
static manhattan(opts) {
const ret = wasm.dtw_manhattan(isLikeNone(opts) ? 0 : addToExternrefTable0(opts));
return Dtw.__wrap(ret);
}
/**
* Calculate the distance between two arrays under Dynamic Time Warping.
* @param {number[] | Float64Array} a
* @param {number[] | Float64Array} b
* @returns {number}
*/
distance(a, b) {
const ret = wasm.dtw_distance(this.__wbg_ptr, a, b);
if (ret[2]) {
throw takeFromExternrefTable0(ret[1]);
}
return ret[0];
}
/**
* Compute the distance matrix between all pairs of series.
*
* The series do not all have to be the same length.
* @param {number[][] | Float64Array[]} series
* @returns {Float64Array[]}
*/
distanceMatrix(series) {
const ret = wasm.dtw_distanceMatrix(this.__wbg_ptr, series);
if (ret[3]) {
throw takeFromExternrefTable0(ret[2]);
}
var v1 = getArrayJsValueFromWasm0(ret[0], ret[1]).slice();
wasm.__wbindgen_free(ret[0], ret[1] * 4, 4);
return v1;
}
}
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) {
if (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_String_8f0eb39a4a4c2f66 = function(arg0, arg1) {
const ret = String(arg1);
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_buffer_609cc3eee51ed158 = function(arg0) {
const ret = arg0.buffer;
return ret;
};
imports.wbg.__wbg_call_672a4d21634d4a24 = function() { return handleError(function (arg0, arg1) {
const ret = arg0.call(arg1);
return ret;
}, arguments) };
imports.wbg.__wbg_done_769e5ede4b31c67b = function(arg0) {
const ret = arg0.done;
return ret;
};
imports.wbg.__wbg_entries_3265d4158b33e5dc = function(arg0) {
const ret = Object.entries(arg0);
return ret;
};
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_get_67b2ba62fc30de12 = function() { return handleError(function (arg0, arg1) {
const ret = Reflect.get(arg0, arg1);
return ret;
}, arguments) };
imports.wbg.__wbg_get_b9b93047fe3cf45b = function(arg0, arg1) {
const ret = arg0[arg1 >>> 0];
return ret;
};
imports.wbg.__wbg_getwithrefkey_1dc361bd10053bfe = function(arg0, arg1) {
const ret = arg0[arg1];
return ret;
};
imports.wbg.__wbg_instanceof_ArrayBuffer_e14585432e3737fc = function(arg0) {
let result;
try {
result = arg0 instanceof ArrayBuffer;
} catch (_) {
result = false;
}
const ret = result;
return ret;
};
imports.wbg.__wbg_instanceof_Uint8Array_17156bcf118086a9 = function(arg0) {
let result;
try {
result = arg0 instanceof Uint8Array;
} catch (_) {
result = false;
}
const ret = result;
return ret;
};
imports.wbg.__wbg_isArray_a1eab7e0d067391b = function(arg0) {
const ret = Array.isArray(arg0);
return ret;
};
imports.wbg.__wbg_isSafeInteger_343e2beeeece1bb0 = function(arg0) {
const ret = Number.isSafeInteger(arg0);
return ret;
};
imports.wbg.__wbg_iterator_9a24c88df860dc65 = function() {
const ret = Symbol.iterator;
return ret;
};
imports.wbg.__wbg_length_a446193dc22c12f8 = function(arg0) {
const ret = arg0.length;
return ret;
};
imports.wbg.__wbg_length_c67d5e5c3b83737f = function(arg0) {
const ret = arg0.length;
return ret;
};
imports.wbg.__wbg_length_e2d2a49132c1b256 = function(arg0) {
const ret = arg0.length;
return ret;
};
imports.wbg.__wbg_log_c6ef241383c92365 = function(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7) {
let deferred0_0;
let deferred0_1;
try {
deferred0_0 = arg0;
deferred0_1 = arg1;
console.log(getStringFromWasm0(arg0, arg1), getStringFromWasm0(arg2, arg3), getStringFromWasm0(arg4, arg5), getStringFromWasm0(arg6, arg7));
} finally {
wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
}
};
imports.wbg.__wbg_log_e84c5ecfbbae3597 = function(arg0, arg1) {
let deferred0_0;
let deferred0_1;
try {
deferred0_0 = arg0;
deferred0_1 = arg1;
console.log(getStringFromWasm0(arg0, arg1));
} finally {
wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
}
};
imports.wbg.__wbg_mark_d518bb94ec985f57 = function(arg0, arg1) {
performance.mark(getStringFromWasm0(arg0, arg1));
};
imports.wbg.__wbg_measure_1dd89292debb9055 = function() { return handleError(function (arg0, arg1, arg2, arg3) {
let deferred0_0;
let deferred0_1;
let deferred1_0;
let deferred1_1;
try {
deferred0_0 = arg0;
deferred0_1 = arg1;
deferred1_0 = arg2;
deferred1_1 = arg3;
performance.measure(getStringFromWasm0(arg0, arg1), getStringFromWasm0(arg2, arg3));
} finally {
wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
wasm.__wbindgen_free(deferred1_0, deferred1_1, 1);
}
}, arguments) };
imports.wbg.__wbg_new_8a6f238a6ece86ea = function() {
const ret = new Error();
return ret;
};
imports.wbg.__wbg_new_a12002a7f91c75be = function(arg0) {
const ret = new Uint8Array(arg0);
return ret;
};
imports.wbg.__wbg_newwithbyteoffsetandlength_93c8e0c1a479fa1a = function(arg0, arg1, arg2) {
const ret = new Float64Array(arg0, arg1 >>> 0, arg2 >>> 0);
return ret;
};
imports.wbg.__wbg_newwithlength_5ebc38e611488614 = function(arg0) {
const ret = new Float64Array(arg0 >>> 0);
return ret;
};
imports.wbg.__wbg_next_25feadfc0913fea9 = function(arg0) {
const ret = arg0.next;
return ret;
};
imports.wbg.__wbg_next_6574e1a8a62d1055 = function() { return handleError(function (arg0) {
const ret = arg0.next();
return ret;
}, arguments) };
imports.wbg.__wbg_set_29b6f95e6adb667e = function(arg0, arg1, arg2) {
arg0.set(arg1, arg2 >>> 0);
};
imports.wbg.__wbg_set_65595bdd868b3009 = function(arg0, arg1, arg2) {
arg0.set(arg1, arg2 >>> 0);
};
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_value_cd1ffa7b1ab794f1 = function(arg0) {
const ret = arg0.value;
return ret;
};
imports.wbg.__wbindgen_as_number = function(arg0) {
const ret = +arg0;
return ret;
};
imports.wbg.__wbindgen_bigint_from_u64 = function(arg0) {
const ret = BigInt.asUintN(64, arg0);
return ret;
};
imports.wbg.__wbindgen_bigint_get_as_i64 = function(arg0, arg1) {
const v = arg1;
const ret = typeof(v) === 'bigint' ? v : undefined;
getDataViewMemory0().setBigInt64(arg0 + 8 * 1, isLikeNone(ret) ? BigInt(0) : ret, true);
getDataViewMemory0().setInt32(arg0 + 4 * 0, !isLikeNone(ret), true);
};
imports.wbg.__wbindgen_boolean_get = function(arg0) {
const v = arg0;
const ret = typeof(v) === 'boolean' ? (v ? 1 : 0) : 2;
return ret;
};
imports.wbg.__wbindgen_debug_string = function(arg0, arg1) {
const ret = debugString(arg1);
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.__wbindgen_error_new = function(arg0, arg1) {
const ret = new Error(getStringFromWasm0(arg0, arg1));
return ret;
};
imports.wbg.__wbindgen_in = function(arg0, arg1) {
const ret = arg0 in arg1;
return ret;
};
imports.wbg.__wbindgen_init_externref_table = function() {
const table = wasm.__wbindgen_export_4;
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);
;
};
imports.wbg.__wbindgen_is_bigint = function(arg0) {
const ret = typeof(arg0) === 'bigint';
return ret;
};
imports.wbg.__wbindgen_is_function = function(arg0) {
const ret = typeof(arg0) === 'function';
return ret;
};
imports.wbg.__wbindgen_is_object = function(arg0) {
const val = arg0;
const ret = typeof(val) === 'object' && val !== null;
return ret;
};
imports.wbg.__wbindgen_is_string = function(arg0) {
const ret = typeof(arg0) === 'string';
return ret;
};
imports.wbg.__wbindgen_is_undefined = function(arg0) {
const ret = arg0 === undefined;
return ret;
};
imports.wbg.__wbindgen_jsval_eq = function(arg0, arg1) {
const ret = arg0 === arg1;
return ret;
};
imports.wbg.__wbindgen_jsval_loose_eq = function(arg0, arg1) {
const ret = arg0 == arg1;
return ret;
};
imports.wbg.__wbindgen_memory = function() {
const ret = wasm.memory;
return ret;
};
imports.wbg.__wbindgen_number_get = function(arg0, arg1) {
const obj = arg1;
const ret = typeof(obj) === 'number' ? obj : undefined;
getDataViewMemory0().setFloat64(arg0 + 8 * 1, isLikeNone(ret) ? 0 : ret, true);
getDataViewMemory0().setInt32(arg0 + 4 * 0, !isLikeNone(ret), true);
};
imports.wbg.__wbindgen_string_get = 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.__wbindgen_string_new = function(arg0, arg1) {
const ret = getStringFromWasm0(arg0, arg1);
return ret;
};
imports.wbg.__wbindgen_throw = function(arg0, arg1) {
throw new Error(getStringFromWasm0(arg0, arg1));
};
return imports;
}
function __wbg_init_memory(imports, memory) {
}
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();
__wbg_init_memory(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('dtw_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);
}
__wbg_init_memory(imports);
const { instance, module } = await __wbg_load(await module_or_path, imports);
return __wbg_finalize_init(instance, module);
}
export { initSync };
export default __wbg_init;