diff options
Diffstat (limited to 'static/tinysearch_engine.js')
| -rw-r--r-- | static/tinysearch_engine.js | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/static/tinysearch_engine.js b/static/tinysearch_engine.js deleted file mode 100644 index 7fa5084..0000000 --- a/static/tinysearch_engine.js +++ /dev/null @@ -1,203 +0,0 @@ - -let wasm; - -const cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }); - -cachedTextDecoder.decode(); - -let cachedUint8Memory0 = new Uint8Array(); - -function getUint8Memory0() { - if (cachedUint8Memory0.byteLength === 0) { - cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer); - } - return cachedUint8Memory0; -} - -function getStringFromWasm0(ptr, len) { - return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len)); -} - -const heap = new Array(32).fill(undefined); - -heap.push(undefined, null, true, false); - -let heap_next = heap.length; - -function addHeapObject(obj) { - if (heap_next === heap.length) heap.push(heap.length + 1); - const idx = heap_next; - heap_next = heap[idx]; - - heap[idx] = obj; - return idx; -} - -let WASM_VECTOR_LEN = 0; - -const cachedTextEncoder = new TextEncoder('utf-8'); - -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); - getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf); - WASM_VECTOR_LEN = buf.length; - return ptr; - } - - let len = arg.length; - let ptr = malloc(len); - - const mem = getUint8Memory0(); - - 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); - const view = getUint8Memory0().subarray(ptr + offset, ptr + len); - const ret = encodeString(arg, view); - - offset += ret.written; - } - - WASM_VECTOR_LEN = offset; - return ptr; -} - -function getObject(idx) { return heap[idx]; } - -function dropObject(idx) { - if (idx < 36) return; - heap[idx] = heap_next; - heap_next = idx; -} - -function takeObject(idx) { - const ret = getObject(idx); - dropObject(idx); - return ret; -} -/** -* @param {string} query -* @param {number} num_results -* @returns {any} -*/ -export function search(query, num_results) { - const ptr0 = passStringToWasm0(query, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc); - const len0 = WASM_VECTOR_LEN; - const ret = wasm.search(ptr0, len0, num_results); - return takeObject(ret); -} - -async function 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 getImports() { - const imports = {}; - imports.wbg = {}; - imports.wbg.__wbindgen_json_parse = function(arg0, arg1) { - const ret = JSON.parse(getStringFromWasm0(arg0, arg1)); - return addHeapObject(ret); - }; - - return imports; -} - -function initMemory(imports, maybe_memory) { - -} - -function finalizeInit(instance, module) { - wasm = instance.exports; - init.__wbindgen_wasm_module = module; - cachedUint8Memory0 = new Uint8Array(); - - - return wasm; -} - -function initSync(module) { - const imports = getImports(); - - initMemory(imports); - - if (!(module instanceof WebAssembly.Module)) { - module = new WebAssembly.Module(module); - } - - const instance = new WebAssembly.Instance(module, imports); - - return finalizeInit(instance, module); -} - -async function init(input) { - if (typeof input === 'undefined') { - input = new URL('tinysearch_engine_bg.wasm', import.meta.url); - } - const imports = getImports(); - - if (typeof input === 'string' || (typeof Request === 'function' && input instanceof Request) || (typeof URL === 'function' && input instanceof URL)) { - input = fetch(input); - } - - initMemory(imports); - - const { instance, module } = await load(await input, imports); - - return finalizeInit(instance, module); -} - -export { initSync } -export default init; |
