@tybys/wasm-util - npm Package Compare versions

Comparing version 0.4.0 to 0.5.0

dist/wasm-util.d.ts

@@ -35,2 +35,8 @@ /**
 /** @public */
+export declare function asyncifyLoad(asyncify: AsyncifyOptions, urlOrBuffer: string | URL | BufferSource, imports?: WebAssembly.Imports): Promise<WebAssembly.WebAssemblyInstantiatedSource>;
+
+/** @public */
+export declare function asyncifyLoadSync(asyncify: AsyncifyOptions, buffer: BufferSource, imports?: WebAssembly.Imports): WebAssembly.WebAssemblyInstantiatedSource;
+
+/** @public */
 export declare interface AsyncifyOptions {
@@ -46,2 +52,10 @@ wasm64?: boolean;
 /** @public */
+export declare interface AsyncWASIOptions extends WASIOptions {
+    fs: {
+        promises: IFsPromises;
+    };
+    asyncify?: Asyncify;
+}
+
+/** @public */
 export declare interface BaseEncodingOptions {
@@ -254,6 +268,6 @@ encoding?: BufferEncoding_2;
 /** @public */
-export declare function load(urlOrBuffer: string | URL | BufferSource, imports?: WebAssembly.Imports, asyncify?: AsyncifyOptions): Promise<WebAssembly.WebAssemblyInstantiatedSource>;
+export declare function load(urlOrBuffer: string | URL | BufferSource, imports?: WebAssembly.Imports): Promise<WebAssembly.WebAssemblyInstantiatedSource>;
 
 /** @public */
-export declare function loadSync(buffer: BufferSource, imports?: WebAssembly.Imports, asyncify?: AsyncifyOptions): WebAssembly.WebAssemblyInstantiatedSource;
+export declare function loadSync(buffer: BufferSource, imports?: WebAssembly.Imports): WebAssembly.WebAssemblyInstantiatedSource;
 
@@ -349,2 +363,7 @@ /** @public */
 /** @public */
+export declare interface SyncWASIOptions extends WASIOptions {
+    fs?: IFs;
+}
+
+/** @public */
 export declare class WASI {
@@ -356,3 +375,5 @@ private [kSetMemory];
     readonly wasiImport: Record<string, any>;
-    constructor(options?: WASIOptions);
+    static createSync(options?: SyncWASIOptions): WASI;
+    static createAsync(options?: AsyncWASIOptions): Promise<WASI>;
+    private constructor();
     start(instance: WebAssembly.Instance): number | undefined | Promise<number> | Promise<undefined>;
@@ -373,6 +394,2 @@ initialize(instance: WebAssembly.Instance): void | Promise<void>;
     printErr?: (str: string) => void;
-    filesystem?: {
-        type: 'memfs';
-        fs: IFs;
-    };
 }
@@ -390,3 +407,3 @@
 /** @public */
-export declare function wrapAsyncImport(f: Function, parameterType: WebAssembly.ValueType[], returnType: WebAssembly.ValueType[]): Function;
+export declare function wrapAsyncImport<T extends (...args: any[]) => any>(f: T, parameterType: WebAssembly.ValueType[], returnType: WebAssembly.ValueType[]): (...args: [object, ...Parameters<T>]) => ReturnType<T>;
 
@@ -393,0 +410,0 @@ /** @public */

dist/wasm-util.esm.min.js

@@ -1,1 +0,1 @@
-const t="undefined"!=typeof WebAssembly?WebAssembly:"undefined"!=typeof WXWebAssembly?WXWebAssembly:void 0;if(!t)throw new Error("WebAssembly is not supported in this environment");function e(t,e){if(null===t||"object"!=typeof t)throw new TypeError(`${e} must be an object. Received ${null===t?"null":typeof t}`)}function n(t,e){if("string"!=typeof t)throw new TypeError(`${e} must be a string. Received ${null===t?"null":typeof t}`)}function r(t,e){if("function"!=typeof t)throw new TypeError(`${e} must be a function. Received ${null===t?"null":typeof t}`)}function i(t,e){if(void 0!==t)throw new TypeError(`${e} must be undefined. Received ${null===t?"null":typeof t}`)}function s(t){return!(!t||"object"!=typeof t&&"function"!=typeof t||"function"!=typeof t.then)}function o(t,e){const n=Object.create(null);return Object.keys(t).forEach((r=>{const i=t[r];Object.defineProperty(n,r,{enumerable:!0,value:e(i,r)})})),n}const a=["asyncify_get_state","asyncify_start_rewind","asyncify_start_unwind","asyncify_stop_rewind","asyncify_stop_unwind"];function u(t,e,n,r){if("function"!=typeof t.exports[r]||n<=0)return{wasm64:e,dataPtr:16,start:e?32:24,end:1024};const i=t.exports[r],s=e?Number(i(BigInt(16)+BigInt(n))):i(8+n);if(0===s)throw new Error("Allocate asyncify data failed");return e?{wasm64:e,dataPtr:s,start:s+16,end:s+16+n}:{wasm64:e,dataPtr:s,start:s+8,end:s+8+n}}class c{constructor(){this.value=void 0,this.exports=void 0,this.dataPtr=0}init(e,n,r){var i,s;if(this.exports)throw new Error("Asyncify has been initialized");if(!(e instanceof t.Memory))throw new TypeError("Require WebAssembly.Memory object");const o=n.exports;for(let t=0;t<a.length;++t)if("function"!=typeof o[a[t]])throw new TypeError("Invalid asyncify wasm");let c;const f=Boolean(r.wasm64);c=r.tryAllocate?!0===r.tryAllocate?u(n,f,4096,"malloc"):u(n,f,null!==(i=r.tryAllocate.size)&&void 0!==i?i:4096,null!==(s=r.tryAllocate.name)&&void 0!==s?s:"malloc"):{wasm64:f,dataPtr:16,start:f?32:24,end:1024},this.dataPtr=c.dataPtr,f?new BigInt64Array(e.buffer,this.dataPtr).set([BigInt(c.start),BigInt(c.end)]):new Int32Array(e.buffer,this.dataPtr).set([c.start,c.end]),this.exports=this.wrapExports(o,r.wrapExports);const h=Object.create(t.Instance.prototype);return Object.defineProperty(h,"exports",{value:this.exports}),h}assertState(){if(0!==this.exports.asyncify_get_state())throw new Error("Asyncify state error")}wrapImportFunction(t){return(...e)=>{for(;2===this.exports.asyncify_get_state();)return this.exports.asyncify_stop_rewind(),this.value;this.assertState();const n=t(...e);if(!s(n))return n;this.exports.asyncify_start_unwind(this.dataPtr),this.value=n}}wrapImports(t){const e={};return Object.keys(t).forEach((n=>{const r=t[n],i={};Object.keys(r).forEach((t=>{const e=r[t];i[t]="function"==typeof e?this.wrapImportFunction(e):e})),e[n]=i})),e}wrapExportFunction(t){return async(...e)=>{this.assertState();let n=t(...e);for(;1===this.exports.asyncify_get_state();)this.exports.asyncify_stop_unwind(),this.value=await this.value,this.assertState(),this.exports.asyncify_start_rewind(this.dataPtr),n=t();return this.assertState(),n}}wrapExports(t,e){return o(t,((t,n)=>{let r=-1!==a.indexOf(n)||"function"!=typeof t;return Array.isArray(e)&&(r=r||-1===e.indexOf(n)),r?t:this.wrapExportFunction(t)}))}}async function f(e,n){if("undefined"!=typeof wx&&"undefined"!=typeof __wxConfig)return await t.instantiate(e,n);const r=await fetch(e),i=await r.arrayBuffer();return await t.instantiate(i,n)}async function h(e,n,r){var i,s;if(n&&"object"!=typeof n)throw new TypeError("imports must be an object or undefined");let o,a;if(n=null!=n?n:{},r&&(o=new c,n=o.wrapImports(n)),e instanceof ArrayBuffer||ArrayBuffer.isView(e)){if(a=await t.instantiate(e,n),r){const t=a.instance.exports.memory||(null===(i=n.env)||void 0===i?void 0:i.memory);return{module:a.module,instance:o.init(t,a.instance,r)}}return a}if("string"!=typeof e&&!(e instanceof URL))throw new TypeError("Invalid source");if("function"==typeof t.instantiateStreaming)try{a=await t.instantiateStreaming(fetch(e),n)}catch(t){a=await f(e,n)}else a=await f(e,n);if(r){const t=a.instance.exports.memory||(null===(s=n.env)||void 0===s?void 0:s.memory);return{module:a.module,instance:o.init(t,a.instance,r)}}return a}function d(e,n,r){var i;if(e instanceof ArrayBuffer&&!ArrayBuffer.isView(e))throw new TypeError("Invalid source");if(n&&"object"!=typeof n)throw new TypeError("imports must be an object or undefined");let s;n=null!=n?n:{},r&&(s=new c,n=s.wrapImports(n));const o=new t.Module(e),a=new t.Instance(o,n),u={instance:a,module:o};if(r){const t=u.instance.exports.memory||(null===(i=n.env)||void 0===i?void 0:i.memory);return{module:u.module,instance:s.init(t,a,r)}}return u}function l(t){return 47===t}function _(...t){let e="",r=!1;for(let i=t.length-1;i>=-1&&!r;i--){const s=i>=0?t[i]:"/";n(s,"path"),0!==s.length&&(e=`${s}/${e}`,r=47===s.charCodeAt(0))}return e=function(t,e,n,r){let i="",s=0,o=-1,a=0,u=0;for(let c=0;c<=t.length;++c){if(c<t.length)u=t.charCodeAt(c);else{if(r(u))break;u=47}if(r(u)){if(o===c-1||1===a);else if(2===a){if(i.length<2||2!==s||46!==i.charCodeAt(i.length-1)||46!==i.charCodeAt(i.length-2)){if(i.length>2){const t=i.indexOf(n);-1===t?(i="",s=0):(i=i.slice(0,t),s=i.length-1-i.indexOf(n)),o=c,a=0;continue}if(0!==i.length){i="",s=0,o=c,a=0;continue}}e&&(i+=i.length>0?`${n}..`:"..",s=2)}else i.length>0?i+=`${n}${t.slice(o+1,c)}`:i=t.slice(o+1,c),s=c-o-1;o=c,a=0}else 46===u&&-1!==a?++a:a=-1}return i}(e,!r,"/",l),r?`/${e}`:e.length>0?e:"."}const g={FD_DATASYNC:BigInt(1)<<BigInt(0),FD_READ:BigInt(1)<<BigInt(1),FD_SEEK:BigInt(1)<<BigInt(2),FD_FDSTAT_SET_FLAGS:BigInt(1)<<BigInt(3),FD_SYNC:BigInt(1)<<BigInt(4),FD_TELL:BigInt(1)<<BigInt(5),FD_WRITE:BigInt(1)<<BigInt(6),FD_ADVISE:BigInt(1)<<BigInt(7),FD_ALLOCATE:BigInt(1)<<BigInt(8),PATH_CREATE_DIRECTORY:BigInt(1)<<BigInt(9),PATH_CREATE_FILE:BigInt(1)<<BigInt(10),PATH_LINK_SOURCE:BigInt(1)<<BigInt(11),PATH_LINK_TARGET:BigInt(1)<<BigInt(12),PATH_OPEN:BigInt(1)<<BigInt(13),FD_READDIR:BigInt(1)<<BigInt(14),PATH_READLINK:BigInt(1)<<BigInt(15),PATH_RENAME_SOURCE:BigInt(1)<<BigInt(16),PATH_RENAME_TARGET:BigInt(1)<<BigInt(17),PATH_FILESTAT_GET:BigInt(1)<<BigInt(18),PATH_FILESTAT_SET_SIZE:BigInt(1)<<BigInt(19),PATH_FILESTAT_SET_TIMES:BigInt(1)<<BigInt(20),FD_FILESTAT_GET:BigInt(1)<<BigInt(21),FD_FILESTAT_SET_SIZE:BigInt(1)<<BigInt(22),FD_FILESTAT_SET_TIMES:BigInt(1)<<BigInt(23),PATH_SYMLINK:BigInt(1)<<BigInt(24),PATH_REMOVE_DIRECTORY:BigInt(1)<<BigInt(25),PATH_UNLINK_FILE:BigInt(1)<<BigInt(26),POLL_FD_READWRITE:BigInt(1)<<BigInt(27),SOCK_SHUTDOWN:BigInt(1)<<BigInt(28),SOCK_ACCEPT:BigInt(1)<<BigInt(29)};class E extends Error{constructor(t,e){super(t),this.errno=e}getErrorMessage(){return function(t){switch(t){case 0:return"Success";case 1:return"Argument list too long";case 2:return"Permission denied";case 3:return"Address in use";case 4:return"Address not available";case 5:return"Address family not supported by protocol";case 6:return"Resource temporarily unavailable";case 7:return"Operation already in progress";case 8:return"Bad file descriptor";case 9:return"Bad message";case 10:return"Resource busy";case 11:return"Operation canceled";case 12:return"No child process";case 13:return"Connection aborted";case 14:return"Connection refused";case 15:return"Connection reset by peer";case 16:return"Resource deadlock would occur";case 17:return"Destination address required";case 18:return"Domain error";case 19:return"Quota exceeded";case 20:return"File exists";case 21:return"Bad address";case 22:return"File too large";case 23:return"Host is unreachable";case 24:return"Identifier removed";case 25:return"Illegal byte sequence";case 26:return"Operation in progress";case 27:return"Interrupted system call";case 28:return"Invalid argument";case 29:return"I/O error";case 30:return"Socket is connected";case 31:return"Is a directory";case 32:return"Symbolic link loop";case 33:return"No file descriptors available";case 34:return"Too many links";case 35:return"Message too large";case 36:return"Multihop attempted";case 37:return"Filename too long";case 38:return"Network is down";case 39:return"Connection reset by network";case 40:return"Network unreachable";case 41:return"Too many files open in system";case 42:return"No buffer space available";case 43:return"No such device";case 44:return"No such file or directory";case 45:return"Exec format error";case 46:return"No locks available";case 47:return"Link has been severed";case 48:return"Out of memory";case 49:return"No message of the desired type";case 50:return"Protocol not available";case 51:return"No space left on device";case 52:return"Function not implemented";case 53:return"Socket not connected";case 54:return"Not a directory";case 55:return"Directory not empty";case 56:return"State not recoverable";case 57:return"Not a socket";case 58:return"Not supported";case 59:return"Not a tty";case 60:return"No such device or address";case 61:return"Value too large for data type";case 62:return"Previous owner died";case 63:return"Operation not permitted";case 64:return"Broken pipe";case 65:return"Protocol error";case 66:return"Protocol not supported";case 67:return"Protocol wrong type for socket";case 68:return"Result not representable";case 69:return"Read-only file system";case 70:return"Invalid seek";case 71:return"No such process";case 72:return"Stale file handle";case 73:return"Operation timed out";case 74:return"Text file busy";case 75:return"Cross-device link";case 76:return"Capabilities insufficient";default:return"Unknown 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p=g.FD_DATASYNC|g.FD_READ|g.FD_SEEK|g.FD_FDSTAT_SET_FLAGS|g.FD_SYNC|g.FD_TELL|g.FD_WRITE|g.FD_ADVISE|g.FD_ALLOCATE|g.PATH_CREATE_DIRECTORY|g.PATH_CREATE_FILE|g.PATH_LINK_SOURCE|g.PATH_LINK_TARGET|g.PATH_OPEN|g.FD_READDIR|g.PATH_READLINK|g.PATH_RENAME_SOURCE|g.PATH_RENAME_TARGET|g.PATH_FILESTAT_GET|g.PATH_FILESTAT_SET_SIZE|g.PATH_FILESTAT_SET_TIMES|g.FD_FILESTAT_GET|g.FD_FILESTAT_SET_TIMES|g.FD_FILESTAT_SET_SIZE|g.PATH_SYMLINK|g.PATH_UNLINK_FILE|g.PATH_REMOVE_DIRECTORY|g.POLL_FD_READWRITE|g.SOCK_SHUTDOWN,y=p,I=p,T=p,A=p,m=g.FD_DATASYNC|g.FD_READ|g.FD_SEEK|g.FD_FDSTAT_SET_FLAGS|g.FD_SYNC|g.FD_TELL|g.FD_WRITE|g.FD_ADVISE|g.FD_ALLOCATE|g.FD_FILESTAT_GET|g.FD_FILESTAT_SET_SIZE|g.FD_FILESTAT_SET_TIMES|g.POLL_FD_READWRITE,b=BigInt(0),w=g.FD_FDSTAT_SET_FLAGS|g.FD_SYNC|g.FD_ADVISE|g.PATH_CREATE_DIRECTORY|g.PATH_CREATE_FILE|g.PATH_LINK_SOURCE|g.PATH_LINK_TARGET|g.PATH_OPEN|g.FD_READDIR|g.PATH_READLINK|g.PATH_RENAME_SOURCE|g.PATH_RENAME_TARGET|g.PATH_FILESTAT_GET|g.PATH_FILESTAT_SET_SIZE|g.PATH_FILESTAT_SET_TIMES|g.FD_FILESTAT_GET|g.FD_FILESTAT_SET_TIMES|g.PATH_SYMLINK|g.PATH_UNLINK_FILE|g.PATH_REMOVE_DIRECTORY|g.POLL_FD_READWRITE,S=w|m,B=g.FD_READ|g.FD_FDSTAT_SET_FLAGS|g.FD_WRITE|g.FD_FILESTAT_GET|g.POLL_FD_READWRITE|g.SOCK_SHUTDOWN,F=p,D=g.FD_READ|g.FD_FDSTAT_SET_FLAGS|g.FD_WRITE|g.FD_FILESTAT_GET|g.POLL_FD_READWRITE,N=BigInt(0);function 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O{constructor(t){this.used=0,this.size=t.size,this.fds=Array(t.size),this.stdio=[t.in,t.out,t.err],this.fs=t.fs,this.print=t.print,this.printErr=t.printErr,this.insertStdio(t.in,0,"<stdin>"),this.insertStdio(t.out,1,"<stdout>"),this.insertStdio(t.err,2,"<stderr>")}insertStdio(t,e,n){const{base:r,inheriting:i}=P(this.stdio,t,2,2),s=this.insert(t,n,n,2,r,i,0);if(s.id!==e)throw new E(`id: ${s.id} !== expected: ${e}`,8);return s}insert(t,e,n,r,i,s,o){var a,u;let c,f=-1;if(this.used>=this.size){const t=2*this.size;this.fds.length=t,f=this.size,this.size=t}else for(let t=0;t<this.size;++t)if(null==this.fds[t]){f=t;break}return c="<stdout>"===e?new L(null!==(a=this.print)&&void 0!==a?a:console.log,f,t,e,n,r,i,s,o):"<stderr>"===e?new L(null!==(u=this.printErr)&&void 0!==u?u:console.error,f,t,e,n,r,i,s,o):new R(f,t,e,n,r,i,s,o),this.fds[f]=c,this.used++,c}getFileTypeByFd(t){return H(this.fs.fstatSync(t))}insertPreopen(t,e,n){const r=this.getFileTypeByFd(t);if(3!==r)throw new E(`Preopen not dir: 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d;h.setBigUint64(0,BigInt(t+1),!0),h.setBigUint64(8,BigInt(i.ino?i.ino:0),!0),h.setUint32(16,r.byteLength,!0),d=a[t].isFile()?4:a[t].isDirectory()?3:a[t].isSymbolicLink()?7:a[t].isCharacterDevice()?2:a[t].isBlockDevice()?1:a[t].isSocket()?6:0,h.setUint8(20,d),c.set(r,24);const g=c.slice(0,Math.min(c.length,n-f));u.set(g,e+f),f+=g.byteLength}return c.setUint32(i,f,!0),0}),["i32","i32","i32","i64","i32"],["i32"]),u("fd_renumber",(function(t,e){return X.get(this).fds.renumber(e,t),0}),(async function(t,e){const n=X.get(this);return await n.fds.renumber(e,t),0}),["i32","i32"],["i32"]),u("fd_sync",(function(t){const e=X.get(this).fds.get(t,p.FD_SYNC,BigInt(0));return tt(this).fsyncSync(e.fd),0}),(async function(t){const e=X.get(this).fds.get(t,p.FD_SYNC,BigInt(0));return await e.fd.sync(),0}),["i32"],["i32"]),u("fd_write",(function(t,e,n,r){if(e=Number(e),r=Number(r),0===e||0===r)return 28;const{HEAPU8:i,view:s}=J(this),o=X.get(this).fds.get(t,p.FD_WRITE,BigInt(0)),a=L(Array.from({length:Number(n)},((t,n)=>{const r=e+8*n,o=s.getInt32(r,!0),a=s.getUint32(r+4,!0);return i.subarray(o,o+a)})));let u;if(1===t||2===t)u=o.write(a);else{u=tt(this).writeSync(o.fd,a,0,a.length,Number(o.pos)),o.pos+=BigInt(u)}return s.setUint32(r,u,!0),0}),(async function(t,e,n,r){if(e=Number(e),r=Number(r),0===e||0===r)return 28;const{HEAPU8:i,view:s}=J(this),o=X.get(this).fds.get(t,p.FD_WRITE,BigInt(0)),a=L(Array.from({length:Number(n)},((t,n)=>{const r=e+8*n,o=s.getInt32(r,!0),a=s.getUint32(r+4,!0);return i.subarray(o,o+a)})));let u;return 1===t||2===t?u=o.write(a):(u=await(await o.fd.write(a,0,a.length,Number(o.pos))).bytesWritten,o.pos+=BigInt(u)),s.setUint32(r,u,!0),0}),["i32","i32","i32","i32"],["i32"]),u("path_create_directory",(function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_CREATE_DIRECTORY,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);return tt(this).mkdirSync(s),0}),(async function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_CREATE_DIRECTORY,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);const o=tt(this);return await o.promises.mkdir(s),0}),["i32","i32","i32"],["i32"]),u("path_filestat_get",(function(t,e,n,r,i){if(n=Number(n),r=Number(r),i=Number(i),0===n||0===i)return 28;const{HEAPU8:s,view:o}=J(this),a=X.get(this).fds.get(t,p.PATH_FILESTAT_GET,BigInt(0));let u=ot.decode(s.subarray(n,n+r));const c=tt(this);let f;return u=y(a.realPath,u),f=1==(1&e)?c.statSync(u,{bigint:!0}):c.lstatSync(u,{bigint:!0}),k(o,i,f),0}),(async function(t,e,n,r,i){if(n=Number(n),r=Number(r),i=Number(i),0===n||0===i)return 28;const{HEAPU8:s,view:o}=J(this),a=X.get(this).fds.get(t,p.PATH_FILESTAT_GET,BigInt(0));let u=ot.decode(s.subarray(n,n+r));const c=tt(this);let f;return u=y(a.realPath,u),f=1==(1&e)?await c.promises.stat(u,{bigint:!0}):await c.promises.lstat(u,{bigint:!0}),k(o,i,f),0}),["i32","i32","i32","i32","i32"],["i32"]),u("path_filestat_set_times",(function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),0===n)return 28;if(-16&o)return 28;const{HEAPU8:a}=J(this),u=X.get(this).fds.get(t,p.PATH_FILESTAT_SET_TIMES,BigInt(0)),c=tt(this),f=rt(c,u,ot.decode(a.subarray(n,n+r)),e);return 2==(2&o)&&(i=BigInt(1e6*Date.now())),8==(8&o)&&(s=BigInt(1e6*Date.now())),c.utimesSync(f,Number(i),Number(s)),0}),(async function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),0===n)return 28;if(-16&o)return 28;const{HEAPU8:a}=J(this),u=X.get(this).fds.get(t,p.PATH_FILESTAT_SET_TIMES,BigInt(0)),c=tt(this),f=await it(c,u,ot.decode(a.subarray(n,n+r)),e);return 2==(2&o)&&(i=BigInt(1e6*Date.now())),8==(8&o)&&(s=BigInt(1e6*Date.now())),await c.promises.utimes(f,Number(i),Number(s)),0}),["i32","i32","i32","i32","i64","i64","i32"],["i32"]),u("path_link",(function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),s=Number(s),o=Number(o),0===n||0===s)return 28;const a=X.get(this);let u,c;t===i?u=c=a.fds.get(t,p.PATH_LINK_SOURCE|p.PATH_LINK_TARGET,BigInt(0)):(u=a.fds.get(t,p.PATH_LINK_SOURCE,BigInt(0)),c=a.fds.get(i,p.PATH_LINK_TARGET,BigInt(0)));const{HEAPU8:f}=J(this),h=tt(this),d=rt(h,u,ot.decode(f.subarray(n,n+r)),e),g=y(c.realPath,ot.decode(f.subarray(s,s+o)));return h.linkSync(d,g),0}),(async function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),s=Number(s),o=Number(o),0===n||0===s)return 28;const a=X.get(this);let u,c;t===i?u=c=a.fds.get(t,p.PATH_LINK_SOURCE|p.PATH_LINK_TARGET,BigInt(0)):(u=a.fds.get(t,p.PATH_LINK_SOURCE,BigInt(0)),c=a.fds.get(i,p.PATH_LINK_TARGET,BigInt(0)));const{HEAPU8:f}=J(this),h=tt(this),d=await it(h,u,ot.decode(f.subarray(n,n+r)),e),g=y(c.realPath,ot.decode(f.subarray(s,s+o)));return await h.promises.link(d,g),0}),["i32","i32","i32","i32","i32","i32","i32"],["i32"]),u("path_open",(function(t,e,n,r,i,s,o,a,u){if(n=Number(n),u=Number(u),0===n||0===u)return 28;r=Number(r),s=BigInt(s),o=BigInt(o);const{flags:c,needed_base:h,needed_inheriting:d}=f(i,s,o,a),g=X.get(this),l=g.fds.get(t,h,d),_=J(this),E=_.HEAPU8,y=ot.decode(E.subarray(n,n+r)),p=tt(this),I=rt(p,l,y,e),b=p.openSync(I,c,438),m=g.fds.getFileTypeByFd(b);if(0!=(2&i)&&3!==m)return 54;const{base:A,inheriting:T}=U(g.fds.stdio,b,c,m),w=g.fds.insert(b,I,I,m,s&A,o&T,0),N=p.fstatSync(b,{bigint:!0});N.isFile()&&(w.size=N.size,0!=(1024&c)&&(w.pos=N.size));return _.view.setInt32(u,w.id,!0),0}),(async function(t,e,n,r,i,s,o,a,u){if(n=Number(n),u=Number(u),0===n||0===u)return 28;r=Number(r),s=BigInt(s),o=BigInt(o);const{flags:c,needed_base:h,needed_inheriting:d}=f(i,s,o,a),g=X.get(this),l=g.fds.get(t,h,d),_=J(this),E=_.HEAPU8,y=ot.decode(E.subarray(n,n+r)),p=tt(this),I=await it(p,l,y,e),b=await p.promises.open(I,c,438),m=await g.fds.getFileTypeByFd(b);if(0!=(2&i)&&3!==m)return 54;const{base:A,inheriting:T}=U(g.fds.stdio,b.fd,c,m),w=g.fds.insert(b,I,I,m,s&A,o&T,0),N=await b.stat({bigint:!0});N.isFile()&&(w.size=N.size,0!=(1024&c)&&(w.pos=N.size));return _.view.setInt32(u,w.id,!0),0}),["i32","i32","i32","i32","i32","i64","i64","i32","i32"],["i32"]),u("path_readlink",(function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),r=Number(r),i=Number(i),s=Number(s),0===e||0===r||0===s)return 28;const{HEAPU8:o,view:a}=J(this),u=X.get(this).fds.get(t,p.PATH_READLINK,BigInt(0));let c=ot.decode(o.subarray(e,e+n));c=y(u.realPath,c);const f=tt(this).readlinkSync(c),h=st.encode(f),d=Math.min(h.length,i);return d>=i?42:(o.set(h.subarray(0,d),r),o[r+d]=0,a.setUint32(s,d+1,!0),0)}),(async function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),r=Number(r),i=Number(i),s=Number(s),0===e||0===r||0===s)return 28;const{HEAPU8:o,view:a}=J(this),u=X.get(this).fds.get(t,p.PATH_READLINK,BigInt(0));let c=ot.decode(o.subarray(e,e+n));c=y(u.realPath,c);const f=tt(this),h=await f.promises.readlink(c),d=st.encode(h),g=Math.min(d.length,i);return g>=i?42:(o.set(d.subarray(0,g),r),o[r+g]=0,a.setUint32(s,g+1,!0),0)}),["i32","i32","i32","i32","i32","i32"],["i32"]),u("path_remove_directory",(function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_REMOVE_DIRECTORY,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);return tt(this).rmdirSync(s),0}),(async function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_REMOVE_DIRECTORY,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);const o=tt(this);return await o.promises.rmdir(s),0}),["i32","i32","i32"],["i32"]),u("path_rename",(function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),i=Number(i),s=Number(s),0===e||0===i)return 28;const o=X.get(this);let a,u;t===r?a=u=o.fds.get(t,p.PATH_RENAME_SOURCE|p.PATH_RENAME_TARGET,BigInt(0)):(a=o.fds.get(t,p.PATH_RENAME_SOURCE,BigInt(0)),u=o.fds.get(r,p.PATH_RENAME_TARGET,BigInt(0)));const{HEAPU8:c}=J(this),f=y(a.realPath,ot.decode(c.subarray(e,e+n))),h=y(u.realPath,ot.decode(c.subarray(i,i+s)));return tt(this).renameSync(f,h),0}),(async function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),i=Number(i),s=Number(s),0===e||0===i)return 28;const o=X.get(this);let a,u;t===r?a=u=o.fds.get(t,p.PATH_RENAME_SOURCE|p.PATH_RENAME_TARGET,BigInt(0)):(a=o.fds.get(t,p.PATH_RENAME_SOURCE,BigInt(0)),u=o.fds.get(r,p.PATH_RENAME_TARGET,BigInt(0)));const{HEAPU8:c}=J(this),f=y(a.realPath,ot.decode(c.subarray(e,e+n))),h=y(u.realPath,ot.decode(c.subarray(i,i+s))),d=tt(this);return await d.promises.rename(f,h),0}),["i32","i32","i32","i32","i32","i32"],["i32"]),u("path_symlink",(function(t,e,n,r,i){if(t=Number(t),e=Number(e),r=Number(r),i=Number(i),0===t||0===r)return 28;const{HEAPU8:s}=J(this),o=X.get(this).fds.get(n,p.PATH_SYMLINK,BigInt(0)),a=ot.decode(s.subarray(t,t+e));let u=ot.decode(s.subarray(r,r+i));u=y(o.realPath,u);return tt(this).symlinkSync(a,u),0}),(async function(t,e,n,r,i){if(t=Number(t),e=Number(e),r=Number(r),i=Number(i),0===t||0===r)return 28;const{HEAPU8:s}=J(this),o=X.get(this).fds.get(n,p.PATH_SYMLINK,BigInt(0)),a=ot.decode(s.subarray(t,t+e));let u=ot.decode(s.subarray(r,r+i));u=y(o.realPath,u);const c=tt(this);return await c.promises.symlink(a,u),0}),["i32","i32","i32","i32","i32"],["i32"]),u("path_unlink_file",(function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_UNLINK_FILE,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);return tt(this).unlinkSync(s),0}),(async function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=J(this),i=X.get(this).fds.get(t,p.PATH_UNLINK_FILE,BigInt(0));let s=ot.decode(r.subarray(e,e+n));s=y(i.realPath,s);const o=tt(this);return await o.promises.unlink(s),0}),["i32","i32","i32"],["i32"]),this._setMemory=function(e){if(!(e instanceof t.Memory))throw new TypeError('"instance.exports.memory" property must be a WebAssembly.Memory');q.set(a,G(e))}}static createSync(t,e,n,r,i,s,o){const a=new M({size:3,in:r[0],out:r[1],err:r[2],fs:i,print:s,printErr:o}),u=new ut(t,e,a,!1,i);if(n.length>0)for(let t=0;t<n.length;++t){const e=i.realpathSync(n[t].realPath,"utf8"),r=i.openSync(e,"r",438);a.insertPreopen(r,n[t].mappedPath,e)}return u}static async createAsync(t,e,n,r,i,s,o,a){const u=new K({size:3,in:r[0],out:r[1],err:r[2],print:s,printErr:o}),c=new ut(t,e,u,!0,i,a);if(n.length>0)for(let t=0;t<n.length;++t){const e=n[t],r=await i.promises.realpath(e.realPath),s=await i.promises.open(r,"r",438);await u.insertPreopen(s,e.mappedPath,r)}return c}}const ct=Object.freeze(Object.create(null)),ft=Symbol("kExitCode"),ht=Symbol("kSetMemory"),dt=Symbol("kStarted"),gt=Symbol("kInstance");function lt(t,n){e(n,"instance"),e(n.exports,"instance.exports"),t[gt]=n,t[ht](n.exports.memory)}function _t(t){var n;e(t,"options"),void 0!==t.args&&function(t,e){if(!Array.isArray(t))throw new TypeError(`${e} must be an array. Received ${null===t?"null":typeof t}`)}(t.args,"options.args");const i=(null!==(n=t.args)&&void 0!==n?n:[]).map(String),s=[];void 0!==t.env&&(e(t.env,"options.env"),Object.entries(t.env).forEach((({0:t,1:e})=>{void 0!==e&&s.push(`${t}=${e}`)})));const o=[];if(void 0!==t.preopens&&(e(t.preopens,"options.preopens"),Object.entries(t.preopens).forEach((({0:t,1:e})=>o.push({mappedPath:String(t),realPath:String(e)})))),o.length>0){if(void 0===t.fs)throw new Error("filesystem is disabled, can not preopen directory");try{e(t.fs,"options.fs")}catch(t){throw new TypeError("Node.js fs like implementation is not provided")}}void 0!==t.print&&r(t.print,"options.print"),void 0!==t.printErr&&r(t.printErr,"options.printErr"),void 0!==t.returnOnExit&&function(t,e){if("boolean"!=typeof t)throw new TypeError(`${e} must be a boolean. Received ${null===t?"null":typeof t}`)}(t.returnOnExit,"options.returnOnExit");return{args:i,env:s,preopens:o,stdio:[0,1,2]}}class Et{constructor(t,e){this[ht]=t,this.wasiImport=e,this[dt]=!1,this[ft]=0,this[gt]=void 0}static createSync(t=ct){const{args:e,env:n,preopens:r,stdio:i}=_t(t),s=ut.createSync(e,n,r,i,t.fs,t.print,t.printErr),o=s._setMemory;delete s._setMemory;const a=new Et(o,s);return t.returnOnExit&&(s.proc_exit=yt.bind(a)),a}static async createAsync(t=ct){const{args:n,env:i,preopens:s,stdio:o}=_t(t);void 0!==t.asyncify&&(e(t.asyncify,"options.asyncify"),r(t.asyncify.wrapImportFunction,"options.asyncify.wrapImportFunction"));const a=await ut.createAsync(n,i,s,o,t.fs,t.print,t.printErr,t.asyncify),u=a._setMemory;delete a._setMemory;const c=new Et(u,a);return t.returnOnExit&&(a.proc_exit=yt.bind(c)),c}start(t){if(this[dt])throw new Error("WASI instance has already started");this[dt]=!0,lt(this,t);const{_start:e,_initialize:n}=this[gt].exports;let s;r(e,"instance.exports._start"),i(n,"instance.exports._initialize");try{s=e()}catch(t){if(t!==ft)throw t}return s instanceof Promise?s.then((()=>this[ft]),(t=>{if(t!==ft)throw t;return this[ft]})):this[ft]}initialize(t){if(this[dt])throw new Error("WASI instance has already started");this[dt]=!0,lt(this,t);const{_start:e,_initialize:n}=this[gt].exports;if(i(e,"instance.exports._start"),void 0!==n)return r(n,"instance.exports._initialize"),n()}}function yt(t){throw this[ft]=t,ft}export{c as Asyncify,W as Memory,Et as WASI,z as WebAssemblyMemory,g as asyncifyLoad,_ as asyncifyLoadSync,G as extendMemory,d as load,l as loadSync,j as wrapAsyncExport,$ as wrapAsyncImport,V as wrapExports};

dist/wasm-util.min.js

@@ -1,1 +0,1 @@
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).wasmUtil={})}(this,(function(t){"use strict";const e="undefined"!=typeof WebAssembly?WebAssembly:"undefined"!=typeof WXWebAssembly?WXWebAssembly:void 0;if(!e)throw new Error("WebAssembly is not supported in this environment");function n(t,e){if(null===t||"object"!=typeof t)throw new TypeError(`${e} must be an object. Received ${null===t?"null":typeof t}`)}function r(t,e){if("string"!=typeof t)throw new TypeError(`${e} must be a string. Received ${null===t?"null":typeof t}`)}function i(t,e){if("function"!=typeof t)throw new TypeError(`${e} must be a function. Received ${null===t?"null":typeof t}`)}function s(t,e){if(void 0!==t)throw new TypeError(`${e} must be undefined. Received ${null===t?"null":typeof t}`)}function o(t){return!(!t||"object"!=typeof t&&"function"!=typeof t||"function"!=typeof t.then)}function a(t,e){const n=Object.create(null);return Object.keys(t).forEach((r=>{const i=t[r];Object.defineProperty(n,r,{enumerable:!0,value:e(i,r)})})),n}const u=["asyncify_get_state","asyncify_start_rewind","asyncify_start_unwind","asyncify_stop_rewind","asyncify_stop_unwind"];function c(t,e,n,r){if("function"!=typeof t.exports[r]||n<=0)return{wasm64:e,dataPtr:16,start:e?32:24,end:1024};const i=t.exports[r],s=e?Number(i(BigInt(16)+BigInt(n))):i(8+n);if(0===s)throw new Error("Allocate asyncify data failed");return e?{wasm64:e,dataPtr:s,start:s+16,end:s+16+n}:{wasm64:e,dataPtr:s,start:s+8,end:s+8+n}}class f{constructor(){this.value=void 0,this.exports=void 0,this.dataPtr=0}init(t,n,r){var i,s;if(this.exports)throw new Error("Asyncify has been initialized");if(!(t instanceof e.Memory))throw new TypeError("Require WebAssembly.Memory object");const o=n.exports;for(let t=0;t<u.length;++t)if("function"!=typeof o[u[t]])throw new TypeError("Invalid asyncify wasm");let a;const f=Boolean(r.wasm64);a=r.tryAllocate?!0===r.tryAllocate?c(n,f,4096,"malloc"):c(n,f,null!==(i=r.tryAllocate.size)&&void 0!==i?i:4096,null!==(s=r.tryAllocate.name)&&void 0!==s?s:"malloc"):{wasm64:f,dataPtr:16,start:f?32:24,end:1024},this.dataPtr=a.dataPtr,f?new BigInt64Array(t.buffer,this.dataPtr).set([BigInt(a.start),BigInt(a.end)]):new Int32Array(t.buffer,this.dataPtr).set([a.start,a.end]),this.exports=this.wrapExports(o,r.wrapExports);const h=Object.create(e.Instance.prototype);return Object.defineProperty(h,"exports",{value:this.exports}),h}assertState(){if(0!==this.exports.asyncify_get_state())throw new Error("Asyncify state error")}wrapImportFunction(t){return(...e)=>{for(;2===this.exports.asyncify_get_state();)return this.exports.asyncify_stop_rewind(),this.value;this.assertState();const n=t(...e);if(!o(n))return n;this.exports.asyncify_start_unwind(this.dataPtr),this.value=n}}wrapImports(t){const e={};return Object.keys(t).forEach((n=>{const r=t[n],i={};Object.keys(r).forEach((t=>{const e=r[t];i[t]="function"==typeof e?this.wrapImportFunction(e):e})),e[n]=i})),e}wrapExportFunction(t){return async(...e)=>{this.assertState();let n=t(...e);for(;1===this.exports.asyncify_get_state();)this.exports.asyncify_stop_unwind(),this.value=await this.value,this.assertState(),this.exports.asyncify_start_rewind(this.dataPtr),n=t();return this.assertState(),n}}wrapExports(t,e){return a(t,((t,n)=>{let r=-1!==u.indexOf(n)||"function"!=typeof t;return Array.isArray(e)&&(r=r||-1===e.indexOf(n)),r?t:this.wrapExportFunction(t)}))}}async function h(t,n){if("undefined"!=typeof wx&&"undefined"!=typeof __wxConfig)return await e.instantiate(t,n);const r=await fetch(t),i=await r.arrayBuffer();return await e.instantiate(i,n)}function d(t){return 47===t}function l(...t){let e="",n=!1;for(let 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c.promises.stat(u,{bigint:!0}):await c.promises.lstat(u,{bigint:!0}),C(o,i,f),0}),["i32","i32","i32","i32","i32"],["i32"]),u("path_filestat_set_times",(function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),0===n)return 28;if(-16&o)return 28;const{HEAPU8:a}=X(this),u=Z.get(this).fds.get(t,E.PATH_FILESTAT_SET_TIMES,BigInt(0)),c=Q(this),f=et(c,u,it.decode(a.subarray(n,n+r)),e);return 2==(2&o)&&(i=BigInt(1e6*Date.now())),8==(8&o)&&(s=BigInt(1e6*Date.now())),c.utimesSync(f,Number(i),Number(s)),0}),(async function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),0===n)return 28;if(-16&o)return 28;const{HEAPU8:a}=X(this),u=Z.get(this).fds.get(t,E.PATH_FILESTAT_SET_TIMES,BigInt(0)),c=Q(this),f=await nt(c,u,it.decode(a.subarray(n,n+r)),e);return 2==(2&o)&&(i=BigInt(1e6*Date.now())),8==(8&o)&&(s=BigInt(1e6*Date.now())),await c.promises.utimes(f,Number(i),Number(s)),0}),["i32","i32","i32","i32","i64","i64","i32"],["i32"]),u("path_link",(function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),s=Number(s),o=Number(o),0===n||0===s)return 28;const a=Z.get(this);let u,c;t===i?u=c=a.fds.get(t,E.PATH_LINK_SOURCE|E.PATH_LINK_TARGET,BigInt(0)):(u=a.fds.get(t,E.PATH_LINK_SOURCE,BigInt(0)),c=a.fds.get(i,E.PATH_LINK_TARGET,BigInt(0)));const{HEAPU8:f}=X(this),h=Q(this),d=et(h,u,it.decode(f.subarray(n,n+r)),e),g=y(c.realPath,it.decode(f.subarray(s,s+o)));return h.linkSync(d,g),0}),(async function(t,e,n,r,i,s,o){if(n=Number(n),r=Number(r),s=Number(s),o=Number(o),0===n||0===s)return 28;const a=Z.get(this);let u,c;t===i?u=c=a.fds.get(t,E.PATH_LINK_SOURCE|E.PATH_LINK_TARGET,BigInt(0)):(u=a.fds.get(t,E.PATH_LINK_SOURCE,BigInt(0)),c=a.fds.get(i,E.PATH_LINK_TARGET,BigInt(0)));const{HEAPU8:f}=X(this),h=Q(this),d=await nt(h,u,it.decode(f.subarray(n,n+r)),e),g=y(c.realPath,it.decode(f.subarray(s,s+o)));return await h.promises.link(d,g),0}),["i32","i32","i32","i32","i32","i32","i32"],["i32"]),u("path_open",(function(t,e,n,r,i,s,o,a,u){if(n=Number(n),u=Number(u),0===n||0===u)return 28;r=Number(r),s=BigInt(s),o=BigInt(o);const{flags:c,needed_base:h,needed_inheriting:d}=f(i,s,o,a),g=Z.get(this),l=g.fds.get(t,h,d),_=X(this),y=_.HEAPU8,E=it.decode(y.subarray(n,n+r)),p=Q(this),I=et(p,l,E,e),b=p.openSync(I,c,438),m=g.fds.getFileTypeByFd(b);if(0!=(2&i)&&3!==m)return 54;const{base:A,inheriting:T}=v(g.fds.stdio,b,c,m),w=g.fds.insert(b,I,I,m,s&A,o&T,0),N=p.fstatSync(b,{bigint:!0});N.isFile()&&(w.size=N.size,0!=(1024&c)&&(w.pos=N.size));return _.view.setInt32(u,w.id,!0),0}),(async function(t,e,n,r,i,s,o,a,u){if(n=Number(n),u=Number(u),0===n||0===u)return 28;r=Number(r),s=BigInt(s),o=BigInt(o);const{flags:c,needed_base:h,needed_inheriting:d}=f(i,s,o,a),g=Z.get(this),l=g.fds.get(t,h,d),_=X(this),y=_.HEAPU8,E=it.decode(y.subarray(n,n+r)),p=Q(this),I=await nt(p,l,E,e),b=await p.promises.open(I,c,438),m=await g.fds.getFileTypeByFd(b);if(0!=(2&i)&&3!==m)return 54;const{base:A,inheriting:T}=v(g.fds.stdio,b.fd,c,m),w=g.fds.insert(b,I,I,m,s&A,o&T,0),N=await b.stat({bigint:!0});N.isFile()&&(w.size=N.size,0!=(1024&c)&&(w.pos=N.size));return _.view.setInt32(u,w.id,!0),0}),["i32","i32","i32","i32","i32","i64","i64","i32","i32"],["i32"]),u("path_readlink",(function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),r=Number(r),i=Number(i),s=Number(s),0===e||0===r||0===s)return 28;const{HEAPU8:o,view:a}=X(this),u=Z.get(this).fds.get(t,E.PATH_READLINK,BigInt(0));let c=it.decode(o.subarray(e,e+n));c=y(u.realPath,c);const f=Q(this).readlinkSync(c),h=rt.encode(f),d=Math.min(h.length,i);return d>=i?42:(o.set(h.subarray(0,d),r),o[r+d]=0,a.setUint32(s,d+1,!0),0)}),(async function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),r=Number(r),i=Number(i),s=Number(s),0===e||0===r||0===s)return 28;const{HEAPU8:o,view:a}=X(this),u=Z.get(this).fds.get(t,E.PATH_READLINK,BigInt(0));let c=it.decode(o.subarray(e,e+n));c=y(u.realPath,c);const f=Q(this),h=await f.promises.readlink(c),d=rt.encode(h),g=Math.min(d.length,i);return g>=i?42:(o.set(d.subarray(0,g),r),o[r+g]=0,a.setUint32(s,g+1,!0),0)}),["i32","i32","i32","i32","i32","i32"],["i32"]),u("path_remove_directory",(function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=X(this),i=Z.get(this).fds.get(t,E.PATH_REMOVE_DIRECTORY,BigInt(0));let s=it.decode(r.subarray(e,e+n));s=y(i.realPath,s);return Q(this).rmdirSync(s),0}),(async function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=X(this),i=Z.get(this).fds.get(t,E.PATH_REMOVE_DIRECTORY,BigInt(0));let s=it.decode(r.subarray(e,e+n));s=y(i.realPath,s);const o=Q(this);return await o.promises.rmdir(s),0}),["i32","i32","i32"],["i32"]),u("path_rename",(function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),i=Number(i),s=Number(s),0===e||0===i)return 28;const o=Z.get(this);let a,u;t===r?a=u=o.fds.get(t,E.PATH_RENAME_SOURCE|E.PATH_RENAME_TARGET,BigInt(0)):(a=o.fds.get(t,E.PATH_RENAME_SOURCE,BigInt(0)),u=o.fds.get(r,E.PATH_RENAME_TARGET,BigInt(0)));const{HEAPU8:c}=X(this),f=y(a.realPath,it.decode(c.subarray(e,e+n))),h=y(u.realPath,it.decode(c.subarray(i,i+s)));return Q(this).renameSync(f,h),0}),(async function(t,e,n,r,i,s){if(e=Number(e),n=Number(n),i=Number(i),s=Number(s),0===e||0===i)return 28;const o=Z.get(this);let a,u;t===r?a=u=o.fds.get(t,E.PATH_RENAME_SOURCE|E.PATH_RENAME_TARGET,BigInt(0)):(a=o.fds.get(t,E.PATH_RENAME_SOURCE,BigInt(0)),u=o.fds.get(r,E.PATH_RENAME_TARGET,BigInt(0)));const{HEAPU8:c}=X(this),f=y(a.realPath,it.decode(c.subarray(e,e+n))),h=y(u.realPath,it.decode(c.subarray(i,i+s))),d=Q(this);return await d.promises.rename(f,h),0}),["i32","i32","i32","i32","i32","i32"],["i32"]),u("path_symlink",(function(t,e,n,r,i){if(t=Number(t),e=Number(e),r=Number(r),i=Number(i),0===t||0===r)return 28;const{HEAPU8:s}=X(this),o=Z.get(this).fds.get(n,E.PATH_SYMLINK,BigInt(0)),a=it.decode(s.subarray(t,t+e));let u=it.decode(s.subarray(r,r+i));u=y(o.realPath,u);return Q(this).symlinkSync(a,u),0}),(async function(t,e,n,r,i){if(t=Number(t),e=Number(e),r=Number(r),i=Number(i),0===t||0===r)return 28;const{HEAPU8:s}=X(this),o=Z.get(this).fds.get(n,E.PATH_SYMLINK,BigInt(0)),a=it.decode(s.subarray(t,t+e));let u=it.decode(s.subarray(r,r+i));u=y(o.realPath,u);const c=Q(this);return await c.promises.symlink(a,u),0}),["i32","i32","i32","i32","i32"],["i32"]),u("path_unlink_file",(function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=X(this),i=Z.get(this).fds.get(t,E.PATH_UNLINK_FILE,BigInt(0));let s=it.decode(r.subarray(e,e+n));s=y(i.realPath,s);return Q(this).unlinkSync(s),0}),(async function(t,e,n){if(e=Number(e),n=Number(n),0===e)return 28;const{HEAPU8:r}=X(this),i=Z.get(this).fds.get(t,E.PATH_UNLINK_FILE,BigInt(0));let s=it.decode(r.subarray(e,e+n));s=y(i.realPath,s);const o=Q(this);return await o.promises.unlink(s),0}),["i32","i32","i32"],["i32"]),this._setMemory=function(t){if(!(t instanceof e.Memory))throw new TypeError('"instance.exports.memory" property must be a WebAssembly.Memory');V.set(a,W(t))}}static createSync(t,e,n,r,i,s,o){const a=new x({size:3,in:r[0],out:r[1],err:r[2],fs:i,print:s,printErr:o}),u=new ot(t,e,a,!1,i);if(n.length>0)for(let t=0;t<n.length;++t){const e=i.realpathSync(n[t].realPath,"utf8"),r=i.openSync(e,"r",438);a.insertPreopen(r,n[t].mappedPath,e)}return u}static async createAsync(t,e,n,r,i,s,o,a){const u=new M({size:3,in:r[0],out:r[1],err:r[2],print:s,printErr:o}),c=new ot(t,e,u,!0,i,a);if(n.length>0)for(let t=0;t<n.length;++t){const e=n[t],r=await i.promises.realpath(e.realPath),s=await i.promises.open(r,"r",438);await u.insertPreopen(s,e.mappedPath,r)}return c}}const at=Object.freeze(Object.create(null)),ut=Symbol("kExitCode"),ct=Symbol("kSetMemory"),ft=Symbol("kStarted"),ht=Symbol("kInstance");function dt(t,e){n(e,"instance"),n(e.exports,"instance.exports"),t[ht]=e,t[ct](e.exports.memory)}function gt(t){var e;n(t,"options"),void 0!==t.args&&function(t,e){if(!Array.isArray(t))throw new TypeError(`${e} must be an array. Received ${null===t?"null":typeof t}`)}(t.args,"options.args");const r=(null!==(e=t.args)&&void 0!==e?e:[]).map(String),s=[];void 0!==t.env&&(n(t.env,"options.env"),Object.entries(t.env).forEach((({0:t,1:e})=>{void 0!==e&&s.push(`${t}=${e}`)})));const o=[];if(void 0!==t.preopens&&(n(t.preopens,"options.preopens"),Object.entries(t.preopens).forEach((({0:t,1:e})=>o.push({mappedPath:String(t),realPath:String(e)})))),o.length>0){if(void 0===t.fs)throw new Error("filesystem is disabled, can not preopen directory");try{n(t.fs,"options.fs")}catch(t){throw new TypeError("Node.js fs like implementation is not provided")}}void 0!==t.print&&i(t.print,"options.print"),void 0!==t.printErr&&i(t.printErr,"options.printErr"),void 0!==t.returnOnExit&&function(t,e){if("boolean"!=typeof t)throw new TypeError(`${e} must be a boolean. Received ${null===t?"null":typeof t}`)}(t.returnOnExit,"options.returnOnExit");return{args:r,env:s,preopens:o,stdio:[0,1,2]}}class lt{constructor(t,e){this[ct]=t,this.wasiImport=e,this[ft]=!1,this[ut]=0,this[ht]=void 0}static createSync(t=at){const{args:e,env:n,preopens:r,stdio:i}=gt(t),s=ot.createSync(e,n,r,i,t.fs,t.print,t.printErr),o=s._setMemory;delete s._setMemory;const a=new lt(o,s);return t.returnOnExit&&(s.proc_exit=_t.bind(a)),a}static async createAsync(t=at){const{args:e,env:r,preopens:s,stdio:o}=gt(t);void 0!==t.asyncify&&(n(t.asyncify,"options.asyncify"),i(t.asyncify.wrapImportFunction,"options.asyncify.wrapImportFunction"));const a=await ot.createAsync(e,r,s,o,t.fs,t.print,t.printErr,t.asyncify),u=a._setMemory;delete a._setMemory;const c=new lt(u,a);return t.returnOnExit&&(a.proc_exit=_t.bind(c)),c}start(t){if(this[ft])throw new Error("WASI instance has already started");this[ft]=!0,dt(this,t);const{_start:e,_initialize:n}=this[ht].exports;let r;i(e,"instance.exports._start"),s(n,"instance.exports._initialize");try{r=e()}catch(t){if(t!==ut)throw t}return r instanceof Promise?r.then((()=>this[ut]),(t=>{if(t!==ut)throw t;return this[ut]})):this[ut]}initialize(t){if(this[ft])throw new Error("WASI instance has already started");this[ft]=!0,dt(this,t);const{_start:e,_initialize:n}=this[ht].exports;if(s(e,"instance.exports._start"),void 0!==n)return i(n,"instance.exports._initialize"),n()}}function _t(t){throw this[ut]=t,ut}t.Asyncify=f,t.Memory=z,t.WASI=lt,t.WebAssemblyMemory=K,t.asyncifyLoad=async function(t,e,n){var r;h(n),n=null!=n?n:{};const i=new f;n=i.wrapImports(n);const s=await g(e,n),o=s.instance.exports.memory||(null===(r=n.env)||void 0===r?void 0:r.memory);return{module:s.module,instance:i.init(o,s.instance,t)}},t.asyncifyLoadSync=function(t,e,n){var r;h(n),n=null!=n?n:{};const i=new f,s=l(e,n=i.wrapImports(n)),o=s.instance.exports.memory||(null===(r=n.env)||void 0===r?void 0:r.memory);return{module:s.module,instance:i.init(o,s.instance,t)}},t.extendMemory=W,t.load=g,t.loadSync=l,t.wrapAsyncExport=j,t.wrapAsyncImport=Y,t.wrapExports=function(t,e){return a(t,((t,n)=>{let r="function"!=typeof t;return Array.isArray(e)&&(r=r||-1===e.indexOf(n)),r?t:j(t)}))},Object.defineProperty(t,"__esModule",{value:!0})}));

lib/cjs/asyncify.js

@@ -96,14 +96,16 @@ "use strict";
     wrapImportFunction(f) {
-        return ((...args) => {
+        // eslint-disable-next-line @typescript-eslint/no-this-alias
+        const _this = this;
+        return (function () {
             // eslint-disable-next-line no-unreachable-loop
-            while (this.exports.asyncify_get_state() === AsyncifyState.REWINDING) {
-                this.exports.asyncify_stop_rewind();
-                return this.value;
+            while (_this.exports.asyncify_get_state() === AsyncifyState.REWINDING) {
+                _this.exports.asyncify_stop_rewind();
+                return _this.value;
             }
-            this.assertState();
-            const v = f(...args);
+            _this.assertState();
+            const v = f.apply(this, arguments);
             if (!(0, util_1.isPromiseLike)(v))
                 return v;
-            this.exports.asyncify_start_unwind(this.dataPtr);
-            this.value = v;
+            _this.exports.asyncify_start_unwind(_this.dataPtr);
+            _this.value = v;
         });
@@ -130,13 +132,15 @@ }
     wrapExportFunction(f) {
-        return (async (...args) => {
-            this.assertState();
-            let ret = f(...args);
-            while (this.exports.asyncify_get_state() === AsyncifyState.UNWINDING) {
-                this.exports.asyncify_stop_unwind();
-                this.value = await this.value;
-                this.assertState();
-                this.exports.asyncify_start_rewind(this.dataPtr);
-                ret = f();
+        // eslint-disable-next-line @typescript-eslint/no-this-alias
+        const _this = this;
+        return (async function () {
+            _this.assertState();
+            let ret = f.apply(this, arguments);
+            while (_this.exports.asyncify_get_state() === AsyncifyState.UNWINDING) {
+                _this.exports.asyncify_stop_unwind();
+                _this.value = await _this.value;
+                _this.assertState();
+                _this.exports.asyncify_start_rewind(_this.dataPtr);
+                ret = f.call(this);
             }
-            this.assertState();
+            _this.assertState();
             return ret;
@@ -143,0 +147,0 @@ });

lib/cjs/load.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.loadSync = exports.load = void 0;
+exports.asyncifyLoadSync = exports.loadSync = exports.asyncifyLoad = exports.load = void 0;
 const webassembly_1 = require("./webassembly");
 const asyncify_1 = require("./asyncify");
+function validateImports(imports) {
+    if (imports && typeof imports !== 'object') {
+        throw new TypeError('imports must be an object or undefined');
+    }
+}
 async function fetchWasm(urlOrBuffer, imports) {
@@ -16,20 +21,8 @@ if (typeof wx !== 'undefined' && typeof __wxConfig !== 'undefined') {
 /** @public */
-async function load(urlOrBuffer, imports, asyncify) {
-    var _a, _b;
-    if (imports && typeof imports !== 'object') {
-        throw new TypeError('imports must be an object or undefined');
-    }
+async function load(urlOrBuffer, imports) {
+    validateImports(imports);
     imports = imports !== null && imports !== void 0 ? imports : {};
-    let asyncifyHelper;
     let source;
-    if (asyncify) {
-        asyncifyHelper = new asyncify_1.Asyncify();
-        imports = asyncifyHelper.wrapImports(imports);
-    }
     if (urlOrBuffer instanceof ArrayBuffer || ArrayBuffer.isView(urlOrBuffer)) {
         source = await webassembly_1._WebAssembly.instantiate(urlOrBuffer, imports);
-        if (asyncify) {
-            const memory = source.instance.exports.memory || ((_a = imports.env) === null || _a === void 0 ? void 0 : _a.memory);
-            return { module: source.module, instance: asyncifyHelper.init(memory, source.instance, asyncify) };
-        }
         return source;
@@ -51,6 +44,2 @@ }
     }
-    if (asyncify) {
-        const memory = source.instance.exports.memory || ((_b = imports.env) === null || _b === void 0 ? void 0 : _b.memory);
-        return { module: source.module, instance: asyncifyHelper.init(memory, source.instance, asyncify) };
-    }
     return source;
@@ -60,26 +49,38 @@ }
 /** @public */
-function loadSync(buffer, imports, asyncify) {
+async function asyncifyLoad(asyncify, urlOrBuffer, imports) {
     var _a;
+    validateImports(imports);
+    imports = imports !== null && imports !== void 0 ? imports : {};
+    const asyncifyHelper = new asyncify_1.Asyncify();
+    imports = asyncifyHelper.wrapImports(imports);
+    const source = await load(urlOrBuffer, imports);
+    const memory = source.instance.exports.memory || ((_a = imports.env) === null || _a === void 0 ? void 0 : _a.memory);
+    return { module: source.module, instance: asyncifyHelper.init(memory, source.instance, asyncify) };
+}
+exports.asyncifyLoad = asyncifyLoad;
+/** @public */
+function loadSync(buffer, imports) {
     if ((buffer instanceof ArrayBuffer) && !ArrayBuffer.isView(buffer)) {
         throw new TypeError('Invalid source');
     }
-    if (imports && typeof imports !== 'object') {
-        throw new TypeError('imports must be an object or undefined');
-    }
+    validateImports(imports);
     imports = imports !== null && imports !== void 0 ? imports : {};
-    let asyncifyHelper;
-    if (asyncify) {
-        asyncifyHelper = new asyncify_1.Asyncify();
-        imports = asyncifyHelper.wrapImports(imports);
-    }
     const module = new webassembly_1._WebAssembly.Module(buffer);
     const instance = new webassembly_1._WebAssembly.Instance(module, imports);
     const source = { instance, module };
-    if (asyncify) {
-        const memory = source.instance.exports.memory || ((_a = imports.env) === null || _a === void 0 ? void 0 : _a.memory);
-        return { module: source.module, instance: asyncifyHelper.init(memory, instance, asyncify) };
-    }
     return source;
 }
 exports.loadSync = loadSync;
+/** @public */
+function asyncifyLoadSync(asyncify, buffer, imports) {
+    var _a;
+    validateImports(imports);
+    imports = imports !== null && imports !== void 0 ? imports : {};
+    const asyncifyHelper = new asyncify_1.Asyncify();
+    imports = asyncifyHelper.wrapImports(imports);
+    const source = loadSync(buffer, imports);
+    const memory = source.instance.exports.memory || ((_a = imports.env) === null || _a === void 0 ? void 0 : _a.memory);
+    return { module: source.module, instance: asyncifyHelper.init(memory, source.instance, asyncify) };
+}
+exports.asyncifyLoadSync = asyncifyLoadSync;
 //# sourceMappingURL=load.js.map

lib/cjs/wasi/fd.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.FileDescriptorTable = exports.toFileStat = exports.toFileType = exports.StandardOutput = exports.FileDescriptor = exports.concatBuffer = void 0;
+exports.AsyncTable = exports.SyncTable = exports.FileDescriptorTable = exports.toFileStat = exports.toFileType = exports.StandardOutput = exports.FileDescriptor = exports.concatBuffer = void 0;
 const types_1 = require("./types");
@@ -123,3 +123,2 @@ const rights_1 = require("./rights");
         this.stdio = [options.in, options.out, options.err];
-        this.fs = options.fs;
         this.print = options.print;
@@ -171,14 +170,2 @@ this.printErr = options.printErr;
     }
-    getFileTypeByFd(fd) {
-        const stat = this.fs.fstatSync(fd);
-        return toFileType(stat);
-    }
-    insertPreopen(fd, mappedPath, realPath) {
-        const type = this.getFileTypeByFd(fd);
-        if (type !== types_1.WasiFileType.DIRECTORY) {
-            throw new error_1.WasiError(`Preopen not dir: ["${mappedPath}", "${realPath}"]`, types_1.WasiErrno.ENOTDIR);
-        }
-        const result = (0, rights_1.getRights)(this.stdio, fd, 0, type);
-        return this.insert(fd, mappedPath, realPath, type, result.base, result.inheriting, 1);
-    }
     get(id, base, inheriting) {
@@ -209,2 +196,21 @@ if (id >= this.size) {
     }
+}
+exports.FileDescriptorTable = FileDescriptorTable;
+class SyncTable extends FileDescriptorTable {
+    constructor(options) {
+        super(options);
+        this.fs = options.fs;
+    }
+    getFileTypeByFd(fd) {
+        const stats = this.fs.fstatSync(fd, { bigint: true });
+        return toFileType(stats);
+    }
+    insertPreopen(fd, mappedPath, realPath) {
+        const type = this.getFileTypeByFd(fd);
+        if (type !== types_1.WasiFileType.DIRECTORY) {
+            throw new error_1.WasiError(`Preopen not dir: ["${mappedPath}", "${realPath}"]`, types_1.WasiErrno.ENOTDIR);
+        }
+        const result = (0, rights_1.getRights)(this.stdio, fd, 0, type);
+        return this.insert(fd, mappedPath, realPath, type, result.base, result.inheriting, 1);
+    }
     renumber(dst, src) {
@@ -228,3 +234,39 @@ if (dst === src)
 }
-exports.FileDescriptorTable = FileDescriptorTable;
+exports.SyncTable = SyncTable;
+class AsyncTable extends FileDescriptorTable {
+    // eslint-disable-next-line @typescript-eslint/no-useless-constructor
+    constructor(options) {
+        super(options);
+    }
+    async getFileTypeByFd(fd) {
+        const stats = await fd.stat({ bigint: true });
+        return toFileType(stats);
+    }
+    async insertPreopen(fd, mappedPath, realPath) {
+        const type = await this.getFileTypeByFd(fd);
+        if (type !== types_1.WasiFileType.DIRECTORY) {
+            throw new error_1.WasiError(`Preopen not dir: ["${mappedPath}", "${realPath}"]`, types_1.WasiErrno.ENOTDIR);
+        }
+        const result = (0, rights_1.getRights)(this.stdio, fd.fd, 0, type);
+        return this.insert(fd, mappedPath, realPath, type, result.base, result.inheriting, 1);
+    }
+    async renumber(dst, src) {
+        if (dst === src)
+            return;
+        if (dst >= this.size || src >= this.size) {
+            throw new error_1.WasiError('Invalid fd', types_1.WasiErrno.EBADF);
+        }
+        const dstEntry = this.fds[dst];
+        const srcEntry = this.fds[src];
+        if (!dstEntry || !srcEntry || dstEntry.id !== dst || srcEntry.id !== src) {
+            throw new error_1.WasiError('Invalid fd', types_1.WasiErrno.EBADF);
+        }
+        await dstEntry.fd.close();
+        this.fds[dst] = this.fds[src];
+        this.fds[dst].id = dst;
+        this.fds[src] = undefined;
+        this.used--;
+    }
+}
+exports.AsyncTable = AsyncTable;
 //# sourceMappingURL=fd.js.map

lib/cjs/wasi/index.js

@@ -19,65 +19,70 @@ "use strict";
 // export type WasiSnapshotPreview1 = Omit<_WASI, '_setMemory'>
-/** @public */
-class WASI {
-    constructor(options = kEmptyObject) {
-        var _a;
-        (0, util_1.validateObject)(options, 'options');
-        if (options.args !== undefined) {
-            (0, util_1.validateArray)(options.args, 'options.args');
-        }
-        const args = ((_a = options.args) !== null && _a !== void 0 ? _a : []).map(String);
-        const env = [];
-        if (options.env !== undefined) {
-            (0, util_1.validateObject)(options.env, 'options.env');
-            Object.entries(options.env).forEach(({ 0: key, 1: value }) => {
-                if (value !== undefined) {
-                    env.push(`${key}=${value}`);
-                }
-            });
-        }
-        const preopens = [];
-        if (options.preopens !== undefined) {
-            (0, util_1.validateObject)(options.preopens, 'options.preopens');
-            Object.entries(options.preopens).forEach(({ 0: key, 1: value }) => preopens.push({ mappedPath: String(key), realPath: String(value) }));
-        }
-        if (preopens.length > 0) {
-            if (options.filesystem === undefined) {
-                throw new Error('filesystem is disabled, can not preopen directory');
+function validateOptions(options) {
+    var _a;
+    (0, util_1.validateObject)(options, 'options');
+    if (options.args !== undefined) {
+        (0, util_1.validateArray)(options.args, 'options.args');
+    }
+    const args = ((_a = options.args) !== null && _a !== void 0 ? _a : []).map(String);
+    const env = [];
+    if (options.env !== undefined) {
+        (0, util_1.validateObject)(options.env, 'options.env');
+        Object.entries(options.env).forEach(({ 0: key, 1: value }) => {
+            if (value !== undefined) {
+                env.push(`${key}=${value}`);
             }
+        });
+    }
+    const preopens = [];
+    if (options.preopens !== undefined) {
+        (0, util_1.validateObject)(options.preopens, 'options.preopens');
+        Object.entries(options.preopens).forEach(({ 0: key, 1: value }) => preopens.push({ mappedPath: String(key), realPath: String(value) }));
+    }
+    if (preopens.length > 0) {
+        if (options.fs === undefined) {
+            throw new Error('filesystem is disabled, can not preopen directory');
         }
-        if (options.filesystem !== undefined) {
-            (0, util_1.validateObject)(options.filesystem, 'options.filesystem');
-            (0, util_1.validateString)(options.filesystem.type, 'options.filesystem.type');
-            if (options.filesystem.type !== 'memfs') {
-                throw new Error(`Filesystem type ${options.filesystem.type} is not supported, only "memfs" is supported currently`);
-            }
-            try {
-                (0, util_1.validateObject)(options.filesystem.fs, 'options.filesystem.fs');
-            }
-            catch (_) {
-                throw new Error('Node.js fs like implementation is not provided');
-            }
+        try {
+            (0, util_1.validateObject)(options.fs, 'options.fs');
         }
-        if (options.print !== undefined)
-            (0, util_1.validateFunction)(options.print, 'options.print');
-        if (options.printErr !== undefined)
-            (0, util_1.validateFunction)(options.printErr, 'options.printErr');
-        // const { stdin = 0, stdout = 1, stderr = 2 } = options
-        // validateInt32(stdin, 'options.stdin', 0)
-        // validateInt32(stdout, 'options.stdout', 0)
-        // validateInt32(stderr, 'options.stderr', 0)
-        // const stdio = [stdin, stdout, stderr] as const
-        const stdio = [0, 1, 2];
-        const wrap = new preview1_1.WASI(args, env, preopens, stdio, options.filesystem, options.print, options.printErr);
-        for (const prop in wrap) {
-            wrap[prop] = wrap[prop].bind(wrap);
+        catch (_) {
+            throw new TypeError('Node.js fs like implementation is not provided');
         }
-        if (options.returnOnExit !== undefined) {
-            (0, util_1.validateBoolean)(options.returnOnExit, 'options.returnOnExit');
-            if (options.returnOnExit) {
-                wrap.proc_exit = wasiReturnOnProcExit.bind(this);
-            }
-        }
-        this[kSetMemory] = wrap._setMemory;
-        delete wrap._setMemory;
+    }
+    // if (options.filesystem !== undefined) {
+    //   validateObject(options.filesystem, 'options.filesystem')
+    //   validateString(options.filesystem.type, 'options.filesystem.type')
+    //   if (options.filesystem.type !== 'memfs' && options.filesystem.type !== 'file-system-access-api') {
+    //     throw new Error(`Filesystem type ${(options.filesystem as any).type as string} is not supported, only "memfs" and "file-system-access-api" is supported currently`)
+    //   }
+    //   try {
+    //     validateObject(options.filesystem.fs, 'options.filesystem.fs')
+    //   } catch (_) {
+    //     throw new Error('Node.js fs like implementation is not provided')
+    //   }
+    // }
+    if (options.print !== undefined)
+        (0, util_1.validateFunction)(options.print, 'options.print');
+    if (options.printErr !== undefined)
+        (0, util_1.validateFunction)(options.printErr, 'options.printErr');
+    if (options.returnOnExit !== undefined) {
+        (0, util_1.validateBoolean)(options.returnOnExit, 'options.returnOnExit');
+    }
+    // const { stdin = 0, stdout = 1, stderr = 2 } = options
+    // validateInt32(stdin, 'options.stdin', 0)
+    // validateInt32(stdout, 'options.stdout', 0)
+    // validateInt32(stderr, 'options.stderr', 0)
+    // const stdio = [stdin, stdout, stderr] as const
+    const stdio = [0, 1, 2];
+    return {
+        args,
+        env,
+        preopens,
+        stdio
+    };
+}
+/** @public */
+class WASI {
+    constructor(setMemory, wrap) {
+        this[kSetMemory] = setMemory;
         this.wasiImport = wrap;
@@ -88,2 +93,28 @@ this[kStarted] = false;
     }
+    static createSync(options = kEmptyObject) {
+        const { args, env, preopens, stdio } = validateOptions(options);
+        const wrap = preview1_1.WASI.createSync(args, env, preopens, stdio, options.fs, options.print, options.printErr);
+        const setMemory = wrap._setMemory;
+        delete wrap._setMemory;
+        const _this = new WASI(setMemory, wrap);
+        if (options.returnOnExit) {
+            wrap.proc_exit = wasiReturnOnProcExit.bind(_this);
+        }
+        return _this;
+    }
+    static async createAsync(options = kEmptyObject) {
+        const { args, env, preopens, stdio } = validateOptions(options);
+        if (options.asyncify !== undefined) {
+            (0, util_1.validateObject)(options.asyncify, 'options.asyncify');
+            (0, util_1.validateFunction)(options.asyncify.wrapImportFunction, 'options.asyncify.wrapImportFunction');
+        }
+        const wrap = await preview1_1.WASI.createAsync(args, env, preopens, stdio, options.fs, options.print, options.printErr, options.asyncify);
+        const setMemory = wrap._setMemory;
+        delete wrap._setMemory;
+        const _this = new WASI(setMemory, wrap);
+        if (options.returnOnExit) {
+            wrap.proc_exit = wasiReturnOnProcExit.bind(_this);
+        }
+        return _this;
+    }
     // Must not export _initialize, must export _start
@@ -90,0 +121,0 @@ start(instance) {

package.json

 {
   "name": "@tybys/wasm-util",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "WASI polyfill for browser and some wasm util",
@@ -5,0 +5,0 @@ "main": "./lib/cjs/index.js",

README.md

@@ -28,3 +28,3 @@ # @tybys/wasm-util
 
-const wasi = new WASI({
+const wasi = WASI.createSync({
   args: ['chrome', 'file.wasm'],
@@ -38,3 +38,3 @@ env: {
   },
-  filesystem: { type: 'memfs', fs },
+  fs,
 
@@ -41,0 +41,0 @@ // redirect stdout / stderr

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