@bjorn3/browser_wasi_shim - npm Package Compare versions

Comparing version 0.2.17 to 0.2.18

dist/fd.js

@@ -1,1 +0,1 @@
-import*as wasi from"./wasi_defs.js";export class Fd{fd_advise(offset,len,advice){return wasi.ERRNO_NOTSUP}fd_allocate(offset,len){return wasi.ERRNO_NOTSUP}fd_close(){return 0}fd_datasync(){return wasi.ERRNO_NOTSUP}fd_fdstat_get(){return{ret:wasi.ERRNO_NOTSUP,fdstat:null}}fd_fdstat_set_flags(flags){return wasi.ERRNO_NOTSUP}fd_fdstat_set_rights(fs_rights_base,fs_rights_inheriting){return wasi.ERRNO_NOTSUP}fd_filestat_get(){return{ret:wasi.ERRNO_NOTSUP,filestat:null}}fd_filestat_set_size(size){return wasi.ERRNO_NOTSUP}fd_filestat_set_times(atim,mtim,fst_flags){return wasi.ERRNO_NOTSUP}fd_pread(view8,iovs,offset){return{ret:wasi.ERRNO_NOTSUP,nread:0}}fd_prestat_get(){return{ret:wasi.ERRNO_NOTSUP,prestat:null}}fd_prestat_dir_name(){return{ret:wasi.ERRNO_NOTSUP,prestat_dir_name:null}}fd_pwrite(view8,iovs,offset){return{ret:wasi.ERRNO_NOTSUP,nwritten:0}}fd_read(view8,iovs){return{ret:wasi.ERRNO_NOTSUP,nread:0}}fd_readdir_single(cookie){return{ret:wasi.ERRNO_NOTSUP,dirent:null}}fd_seek(offset,whence){return{ret:wasi.ERRNO_NOTSUP,offset:0n}}fd_sync(){return 0}fd_tell(){return{ret:wasi.ERRNO_NOTSUP,offset:0n}}fd_write(view8,iovs){return{ret:wasi.ERRNO_NOTSUP,nwritten:0}}path_create_directory(path){return wasi.ERRNO_NOTSUP}path_filestat_get(flags,path){return{ret:wasi.ERRNO_NOTSUP,filestat:null}}path_filestat_set_times(flags,path,atim,mtim,fst_flags){return wasi.ERRNO_NOTSUP}path_link(old_fd,old_flags,old_path,new_path){return wasi.ERRNO_NOTSUP}path_open(dirflags,path,oflags,fs_rights_base,fs_rights_inheriting,fdflags){return{ret:wasi.ERRNO_NOTSUP,fd_obj:null}}path_readlink(path){return{ret:wasi.ERRNO_NOTSUP,data:null}}path_remove_directory(path){return wasi.ERRNO_NOTSUP}path_rename(old_path,new_fd,new_path){return wasi.ERRNO_NOTSUP}path_symlink(old_path,new_path){return wasi.ERRNO_NOTSUP}path_unlink_file(path){return wasi.ERRNO_NOTSUP}}
+import*as wasi from"./wasi_defs.js";export class Fd{fd_advise(offset,len,advice){return wasi.ERRNO_NOTSUP}fd_allocate(offset,len){return wasi.ERRNO_NOTSUP}fd_close(){return 0}fd_datasync(){return wasi.ERRNO_NOTSUP}fd_fdstat_get(){return{ret:wasi.ERRNO_NOTSUP,fdstat:null}}fd_fdstat_set_flags(flags){return wasi.ERRNO_NOTSUP}fd_fdstat_set_rights(fs_rights_base,fs_rights_inheriting){return wasi.ERRNO_NOTSUP}fd_filestat_get(){return{ret:wasi.ERRNO_NOTSUP,filestat:null}}fd_filestat_set_size(size){return wasi.ERRNO_NOTSUP}fd_filestat_set_times(atim,mtim,fst_flags){return wasi.ERRNO_NOTSUP}fd_pread(view8,iovs,offset){return{ret:wasi.ERRNO_NOTSUP,nread:0}}fd_prestat_get(){return{ret:wasi.ERRNO_NOTSUP,prestat:null}}fd_prestat_dir_name(){return{ret:wasi.ERRNO_NOTSUP,prestat_dir_name:null}}fd_pwrite(view8,iovs,offset){return{ret:wasi.ERRNO_NOTSUP,nwritten:0}}fd_read(view8,iovs){return{ret:wasi.ERRNO_NOTSUP,nread:0}}fd_readdir_single(cookie){return{ret:wasi.ERRNO_NOTSUP,dirent:null}}fd_seek(offset,whence){return{ret:wasi.ERRNO_NOTSUP,offset:0n}}fd_sync(){return 0}fd_tell(){return{ret:wasi.ERRNO_NOTSUP,offset:0n}}fd_write(view8,iovs){return{ret:wasi.ERRNO_NOTSUP,nwritten:0}}path_create_directory(path){return wasi.ERRNO_NOTSUP}path_filestat_get(flags,path){return{ret:wasi.ERRNO_NOTSUP,filestat:null}}path_filestat_set_times(flags,path,atim,mtim,fst_flags){return wasi.ERRNO_NOTSUP}path_link(old_fd,old_flags,old_path,new_path){return wasi.ERRNO_NOTSUP}path_open(dirflags,path,oflags,fs_rights_base,fs_rights_inheriting,fd_flags){return{ret:wasi.ERRNO_NOTSUP,fd_obj:null}}path_readlink(path){return{ret:wasi.ERRNO_NOTSUP,data:null}}path_remove_directory(path){return wasi.ERRNO_NOTSUP}path_rename(old_path,new_fd,new_path){return wasi.ERRNO_NOTSUP}path_symlink(old_path,new_path){return wasi.ERRNO_NOTSUP}path_unlink_file(path){return wasi.ERRNO_NOTSUP}}

dist/wasi.js

@@ -1,1 +0,1 @@
-import*as wasi from"./wasi_defs.js";import{debug}from"./debug.js";export class WASIProcExit extends Error{constructor(code){super("exit with exit code "+code);this.code=code}}let WASI=class WASI{start(instance){this.inst=instance;try{instance.exports._start()}catch(e){if(e instanceof WASIProcExit){return e.code}else{throw e}}}initialize(instance){this.inst=instance;instance.exports._initialize()}constructor(args,env,fds,options={}){this.args=[];this.env=[];this.fds=[];debug.enable(options.debug);this.args=args;this.env=env;this.fds=fds;const self=this;this.wasiImport={args_sizes_get(argc,argv_buf_size){const buffer=new DataView(self.inst.exports.memory.buffer);buffer.setUint32(argc,self.args.length,true);let buf_size=0;for(const arg of self.args){buf_size+=arg.length+1}buffer.setUint32(argv_buf_size,buf_size,true);debug.log(buffer.getUint32(argc,true),buffer.getUint32(argv_buf_size,true));return 0},args_get(argv,argv_buf){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);const orig_argv_buf=argv_buf;for(let i=0;i<self.args.length;i++){buffer.setUint32(argv,argv_buf,true);argv+=4;const arg=new TextEncoder().encode(self.args[i]);buffer8.set(arg,argv_buf);buffer.setUint8(argv_buf+arg.length,0);argv_buf+=arg.length+1}if(debug.enabled){debug.log(new TextDecoder("utf-8").decode(buffer8.slice(orig_argv_buf,argv_buf)))}return 0},environ_sizes_get(environ_count,environ_size){const buffer=new DataView(self.inst.exports.memory.buffer);buffer.setUint32(environ_count,self.env.length,true);let buf_size=0;for(const environ of self.env){buf_size+=environ.length+1}buffer.setUint32(environ_size,buf_size,true);debug.log(buffer.getUint32(environ_count,true),buffer.getUint32(environ_size,true));return 0},environ_get(environ,environ_buf){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);const orig_environ_buf=environ_buf;for(let i=0;i<self.env.length;i++){buffer.setUint32(environ,environ_buf,true);environ+=4;const e=new TextEncoder().encode(self.env[i]);buffer8.set(e,environ_buf);buffer.setUint8(environ_buf+e.length,0);environ_buf+=e.length+1}if(debug.enabled){debug.log(new TextDecoder("utf-8").decode(buffer8.slice(orig_environ_buf,environ_buf)))}return 0},clock_res_get(id,res_ptr){let resolutionValue;switch(id){case wasi.CLOCKID_MONOTONIC:{resolutionValue=5000n;break}case wasi.CLOCKID_REALTIME:{resolutionValue=1000000n;break}default:return wasi.ERRNO_NOSYS}const view=new DataView(self.inst.exports.memory.buffer);view.setBigUint64(res_ptr,resolutionValue,true);return wasi.ERRNO_SUCCESS},clock_time_get(id,precision,time){const buffer=new DataView(self.inst.exports.memory.buffer);if(id===wasi.CLOCKID_REALTIME){buffer.setBigUint64(time,BigInt(new Date().getTime())*1000000n,true)}else if(id==wasi.CLOCKID_MONOTONIC){let monotonic_time;try{monotonic_time=BigInt(Math.round(performance.now()*1e6))}catch(e){monotonic_time=0n}buffer.setBigUint64(time,monotonic_time,true)}else{buffer.setBigUint64(time,0n,true)}return 0},fd_advise(fd,offset,len,advice){if(self.fds[fd]!=undefined){return self.fds[fd].fd_advise(offset,len,advice)}else{return wasi.ERRNO_BADF}},fd_allocate(fd,offset,len){if(self.fds[fd]!=undefined){return self.fds[fd].fd_allocate(offset,len)}else{return wasi.ERRNO_BADF}},fd_close(fd){if(self.fds[fd]!=undefined){const ret=self.fds[fd].fd_close();self.fds[fd]=undefined;return ret}else{return wasi.ERRNO_BADF}},fd_datasync(fd){if(self.fds[fd]!=undefined){return self.fds[fd].fd_datasync()}else{return wasi.ERRNO_BADF}},fd_fdstat_get(fd,fdstat_ptr){if(self.fds[fd]!=undefined){const{ret,fdstat}=self.fds[fd].fd_fdstat_get();if(fdstat!=null){fdstat.write_bytes(new DataView(self.inst.exports.memory.buffer),fdstat_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_fdstat_set_flags(fd,flags){if(self.fds[fd]!=undefined){return self.fds[fd].fd_fdstat_set_flags(flags)}else{return wasi.ERRNO_BADF}},fd_fdstat_set_rights(fd,fs_rights_base,fs_rights_inheriting){if(self.fds[fd]!=undefined){return self.fds[fd].fd_fdstat_set_rights(fs_rights_base,fs_rights_inheriting)}else{return wasi.ERRNO_BADF}},fd_filestat_get(fd,filestat_ptr){if(self.fds[fd]!=undefined){const{ret,filestat}=self.fds[fd].fd_filestat_get();if(filestat!=null){filestat.write_bytes(new DataView(self.inst.exports.memory.buffer),filestat_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_filestat_set_size(fd,size){if(self.fds[fd]!=undefined){return self.fds[fd].fd_filestat_set_size(size)}else{return wasi.ERRNO_BADF}},fd_filestat_set_times(fd,atim,mtim,fst_flags){if(self.fds[fd]!=undefined){return self.fds[fd].fd_filestat_set_times(atim,mtim,fst_flags)}else{return wasi.ERRNO_BADF}},fd_pread(fd,iovs_ptr,iovs_len,offset,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Iovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nread}=self.fds[fd].fd_pread(buffer8,iovecs,offset);buffer.setUint32(nread_ptr,nread,true);return ret}else{return wasi.ERRNO_BADF}},fd_prestat_get(fd,buf_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,prestat}=self.fds[fd].fd_prestat_get();if(prestat!=null){prestat.write_bytes(buffer,buf_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_prestat_dir_name(fd,path_ptr,path_len){if(self.fds[fd]!=undefined){const{ret,prestat_dir_name}=self.fds[fd].fd_prestat_dir_name();if(prestat_dir_name!=null){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);buffer8.set(prestat_dir_name,path_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_pwrite(fd,iovs_ptr,iovs_len,offset,nwritten_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Ciovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nwritten}=self.fds[fd].fd_pwrite(buffer8,iovecs,offset);buffer.setUint32(nwritten_ptr,nwritten,true);return ret}else{return wasi.ERRNO_BADF}},fd_read(fd,iovs_ptr,iovs_len,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Iovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nread}=self.fds[fd].fd_read(buffer8,iovecs);buffer.setUint32(nread_ptr,nread,true);return ret}else{return wasi.ERRNO_BADF}},fd_readdir(fd,buf,buf_len,cookie,bufused_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){let bufused=0;while(true){const{ret,dirent}=self.fds[fd].fd_readdir_single(cookie);if(ret!=0){buffer.setUint32(bufused_ptr,bufused,true);return ret}if(dirent==null){break}if(buf_len-bufused<dirent.head_length()){bufused=buf_len;break}const head_bytes=new ArrayBuffer(dirent.head_length());dirent.write_head_bytes(new DataView(head_bytes),0);buffer8.set(new Uint8Array(head_bytes).slice(0,Math.min(head_bytes.byteLength,buf_len-bufused)),buf);buf+=dirent.head_length();bufused+=dirent.head_length();if(buf_len-bufused<dirent.name_length()){bufused=buf_len;break}dirent.write_name_bytes(buffer8,buf,buf_len-bufused);buf+=dirent.name_length();bufused+=dirent.name_length();cookie=dirent.d_next}buffer.setUint32(bufused_ptr,bufused,true);return 0}else{return wasi.ERRNO_BADF}},fd_renumber(fd,to){if(self.fds[fd]!=undefined&&self.fds[to]!=undefined){const ret=self.fds[to].fd_close();if(ret!=0){return ret}self.fds[to]=self.fds[fd];self.fds[fd]=undefined;return 0}else{return wasi.ERRNO_BADF}},fd_seek(fd,offset,whence,offset_out_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,offset:offset_out}=self.fds[fd].fd_seek(offset,whence);buffer.setBigInt64(offset_out_ptr,offset_out,true);return ret}else{return wasi.ERRNO_BADF}},fd_sync(fd){if(self.fds[fd]!=undefined){return self.fds[fd].fd_sync()}else{return wasi.ERRNO_BADF}},fd_tell(fd,offset_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,offset}=self.fds[fd].fd_tell();buffer.setBigUint64(offset_ptr,offset,true);return ret}else{return wasi.ERRNO_BADF}},fd_write(fd,iovs_ptr,iovs_len,nwritten_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Ciovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nwritten}=self.fds[fd].fd_write(buffer8,iovecs);buffer.setUint32(nwritten_ptr,nwritten,true);return ret}else{return wasi.ERRNO_BADF}},path_create_directory(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_create_directory(path)}},path_filestat_get(fd,flags,path_ptr,path_len,filestat_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));const{ret,filestat}=self.fds[fd].path_filestat_get(flags,path);if(filestat!=null){filestat.write_bytes(buffer,filestat_ptr)}return ret}else{return wasi.ERRNO_BADF}},path_filestat_set_times(fd,flags,path_ptr,path_len,atim,mtim,fst_flags){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_filestat_set_times(flags,path,atim,mtim,fst_flags)}else{return wasi.ERRNO_BADF}},path_link(old_fd,old_flags,old_path_ptr,old_path_len,new_fd,new_path_ptr,new_path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[old_fd]!=undefined&&self.fds[new_fd]!=undefined){const old_path=new TextDecoder("utf-8").decode(buffer8.slice(old_path_ptr,old_path_ptr+old_path_len));const new_path=new TextDecoder("utf-8").decode(buffer8.slice(new_path_ptr,new_path_ptr+new_path_len));return self.fds[new_fd].path_link(old_fd,old_flags,old_path,new_path)}else{return wasi.ERRNO_BADF}},path_open(fd,dirflags,path_ptr,path_len,oflags,fs_rights_base,fs_rights_inheriting,fd_flags,opened_fd_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));debug.log(path);const{ret,fd_obj}=self.fds[fd].path_open(dirflags,path,oflags,fs_rights_base,fs_rights_inheriting,fd_flags);if(ret!=0){return ret}self.fds.push(fd_obj);const opened_fd=self.fds.length-1;buffer.setUint32(opened_fd_ptr,opened_fd,true);return 0}else{return wasi.ERRNO_BADF}},path_readlink(fd,path_ptr,path_len,buf_ptr,buf_len,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));debug.log(path);const{ret,data}=self.fds[fd].path_readlink(path);if(data!=null){if(data.length>buf_len){buffer.setUint32(nread_ptr,0,true);return wasi.ERRNO_BADF}buffer8.set(data,buf_ptr);buffer.setUint32(nread_ptr,data.length,true)}return ret}else{return wasi.ERRNO_BADF}},path_remove_directory(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_remove_directory(path)}else{return wasi.ERRNO_BADF}},path_rename(fd,old_path_ptr,old_path_len,new_fd,new_path_ptr,new_path_len){throw"FIXME what is the best abstraction for this?"},path_symlink(old_path_ptr,old_path_len,fd,new_path_ptr,new_path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const old_path=new TextDecoder("utf-8").decode(buffer8.slice(old_path_ptr,old_path_ptr+old_path_len));const new_path=new TextDecoder("utf-8").decode(buffer8.slice(new_path_ptr,new_path_ptr+new_path_len));return self.fds[fd].path_symlink(old_path,new_path)}else{return wasi.ERRNO_BADF}},path_unlink_file(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_unlink_file(path)}else{return wasi.ERRNO_BADF}},poll_oneoff(in_,out,nsubscriptions){throw"async io not supported"},proc_exit(exit_code){throw new WASIProcExit(exit_code)},proc_raise(sig){throw"raised signal "+sig},sched_yield(){},random_get(buf,buf_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);for(let i=0;i<buf_len;i++){buffer8[buf+i]=Math.random()*256|0}},sock_recv(fd,ri_data,ri_flags){throw"sockets not supported"},sock_send(fd,si_data,si_flags){throw"sockets not supported"},sock_shutdown(fd,how){throw"sockets not supported"},sock_accept(fd,flags){throw"sockets not supported"}}}};export{WASI as default};
+import*as wasi from"./wasi_defs.js";import{debug}from"./debug.js";export class WASIProcExit extends Error{constructor(code){super("exit with exit code "+code);this.code=code}}let WASI=class WASI{start(instance){this.inst=instance;try{instance.exports._start();return 0}catch(e){if(e instanceof WASIProcExit){return e.code}else{throw e}}}initialize(instance){this.inst=instance;instance.exports._initialize()}constructor(args,env,fds,options={}){this.args=[];this.env=[];this.fds=[];debug.enable(options.debug);this.args=args;this.env=env;this.fds=fds;const self=this;this.wasiImport={args_sizes_get(argc,argv_buf_size){const buffer=new DataView(self.inst.exports.memory.buffer);buffer.setUint32(argc,self.args.length,true);let buf_size=0;for(const arg of self.args){buf_size+=arg.length+1}buffer.setUint32(argv_buf_size,buf_size,true);debug.log(buffer.getUint32(argc,true),buffer.getUint32(argv_buf_size,true));return 0},args_get(argv,argv_buf){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);const orig_argv_buf=argv_buf;for(let i=0;i<self.args.length;i++){buffer.setUint32(argv,argv_buf,true);argv+=4;const arg=new TextEncoder().encode(self.args[i]);buffer8.set(arg,argv_buf);buffer.setUint8(argv_buf+arg.length,0);argv_buf+=arg.length+1}if(debug.enabled){debug.log(new TextDecoder("utf-8").decode(buffer8.slice(orig_argv_buf,argv_buf)))}return 0},environ_sizes_get(environ_count,environ_size){const buffer=new DataView(self.inst.exports.memory.buffer);buffer.setUint32(environ_count,self.env.length,true);let buf_size=0;for(const environ of self.env){buf_size+=environ.length+1}buffer.setUint32(environ_size,buf_size,true);debug.log(buffer.getUint32(environ_count,true),buffer.getUint32(environ_size,true));return 0},environ_get(environ,environ_buf){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);const orig_environ_buf=environ_buf;for(let i=0;i<self.env.length;i++){buffer.setUint32(environ,environ_buf,true);environ+=4;const e=new TextEncoder().encode(self.env[i]);buffer8.set(e,environ_buf);buffer.setUint8(environ_buf+e.length,0);environ_buf+=e.length+1}if(debug.enabled){debug.log(new TextDecoder("utf-8").decode(buffer8.slice(orig_environ_buf,environ_buf)))}return 0},clock_res_get(id,res_ptr){let resolutionValue;switch(id){case wasi.CLOCKID_MONOTONIC:{resolutionValue=5000n;break}case wasi.CLOCKID_REALTIME:{resolutionValue=1000000n;break}default:return wasi.ERRNO_NOSYS}const view=new DataView(self.inst.exports.memory.buffer);view.setBigUint64(res_ptr,resolutionValue,true);return wasi.ERRNO_SUCCESS},clock_time_get(id,precision,time){const buffer=new DataView(self.inst.exports.memory.buffer);if(id===wasi.CLOCKID_REALTIME){buffer.setBigUint64(time,BigInt(new Date().getTime())*1000000n,true)}else if(id==wasi.CLOCKID_MONOTONIC){let monotonic_time;try{monotonic_time=BigInt(Math.round(performance.now()*1e6))}catch(e){monotonic_time=0n}buffer.setBigUint64(time,monotonic_time,true)}else{buffer.setBigUint64(time,0n,true)}return 0},fd_advise(fd,offset,len,advice){if(self.fds[fd]!=undefined){return self.fds[fd].fd_advise(offset,len,advice)}else{return wasi.ERRNO_BADF}},fd_allocate(fd,offset,len){if(self.fds[fd]!=undefined){return self.fds[fd].fd_allocate(offset,len)}else{return wasi.ERRNO_BADF}},fd_close(fd){if(self.fds[fd]!=undefined){const ret=self.fds[fd].fd_close();self.fds[fd]=undefined;return ret}else{return wasi.ERRNO_BADF}},fd_datasync(fd){if(self.fds[fd]!=undefined){return self.fds[fd].fd_datasync()}else{return wasi.ERRNO_BADF}},fd_fdstat_get(fd,fdstat_ptr){if(self.fds[fd]!=undefined){const{ret,fdstat}=self.fds[fd].fd_fdstat_get();if(fdstat!=null){fdstat.write_bytes(new DataView(self.inst.exports.memory.buffer),fdstat_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_fdstat_set_flags(fd,flags){if(self.fds[fd]!=undefined){return self.fds[fd].fd_fdstat_set_flags(flags)}else{return wasi.ERRNO_BADF}},fd_fdstat_set_rights(fd,fs_rights_base,fs_rights_inheriting){if(self.fds[fd]!=undefined){return self.fds[fd].fd_fdstat_set_rights(fs_rights_base,fs_rights_inheriting)}else{return wasi.ERRNO_BADF}},fd_filestat_get(fd,filestat_ptr){if(self.fds[fd]!=undefined){const{ret,filestat}=self.fds[fd].fd_filestat_get();if(filestat!=null){filestat.write_bytes(new DataView(self.inst.exports.memory.buffer),filestat_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_filestat_set_size(fd,size){if(self.fds[fd]!=undefined){return self.fds[fd].fd_filestat_set_size(size)}else{return wasi.ERRNO_BADF}},fd_filestat_set_times(fd,atim,mtim,fst_flags){if(self.fds[fd]!=undefined){return self.fds[fd].fd_filestat_set_times(atim,mtim,fst_flags)}else{return wasi.ERRNO_BADF}},fd_pread(fd,iovs_ptr,iovs_len,offset,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Iovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nread}=self.fds[fd].fd_pread(buffer8,iovecs,offset);buffer.setUint32(nread_ptr,nread,true);return ret}else{return wasi.ERRNO_BADF}},fd_prestat_get(fd,buf_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,prestat}=self.fds[fd].fd_prestat_get();if(prestat!=null){prestat.write_bytes(buffer,buf_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_prestat_dir_name(fd,path_ptr,path_len){if(self.fds[fd]!=undefined){const{ret,prestat_dir_name}=self.fds[fd].fd_prestat_dir_name();if(prestat_dir_name!=null){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);buffer8.set(prestat_dir_name,path_ptr)}return ret}else{return wasi.ERRNO_BADF}},fd_pwrite(fd,iovs_ptr,iovs_len,offset,nwritten_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Ciovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nwritten}=self.fds[fd].fd_pwrite(buffer8,iovecs,offset);buffer.setUint32(nwritten_ptr,nwritten,true);return ret}else{return wasi.ERRNO_BADF}},fd_read(fd,iovs_ptr,iovs_len,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Iovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nread}=self.fds[fd].fd_read(buffer8,iovecs);buffer.setUint32(nread_ptr,nread,true);return ret}else{return wasi.ERRNO_BADF}},fd_readdir(fd,buf,buf_len,cookie,bufused_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){let bufused=0;while(true){const{ret,dirent}=self.fds[fd].fd_readdir_single(cookie);if(ret!=0){buffer.setUint32(bufused_ptr,bufused,true);return ret}if(dirent==null){break}if(buf_len-bufused<dirent.head_length()){bufused=buf_len;break}const head_bytes=new ArrayBuffer(dirent.head_length());dirent.write_head_bytes(new DataView(head_bytes),0);buffer8.set(new Uint8Array(head_bytes).slice(0,Math.min(head_bytes.byteLength,buf_len-bufused)),buf);buf+=dirent.head_length();bufused+=dirent.head_length();if(buf_len-bufused<dirent.name_length()){bufused=buf_len;break}dirent.write_name_bytes(buffer8,buf,buf_len-bufused);buf+=dirent.name_length();bufused+=dirent.name_length();cookie=dirent.d_next}buffer.setUint32(bufused_ptr,bufused,true);return 0}else{return wasi.ERRNO_BADF}},fd_renumber(fd,to){if(self.fds[fd]!=undefined&&self.fds[to]!=undefined){const ret=self.fds[to].fd_close();if(ret!=0){return ret}self.fds[to]=self.fds[fd];self.fds[fd]=undefined;return 0}else{return wasi.ERRNO_BADF}},fd_seek(fd,offset,whence,offset_out_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,offset:offset_out}=self.fds[fd].fd_seek(offset,whence);buffer.setBigInt64(offset_out_ptr,offset_out,true);return ret}else{return wasi.ERRNO_BADF}},fd_sync(fd){if(self.fds[fd]!=undefined){return self.fds[fd].fd_sync()}else{return wasi.ERRNO_BADF}},fd_tell(fd,offset_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const{ret,offset}=self.fds[fd].fd_tell();buffer.setBigUint64(offset_ptr,offset,true);return ret}else{return wasi.ERRNO_BADF}},fd_write(fd,iovs_ptr,iovs_len,nwritten_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const iovecs=wasi.Ciovec.read_bytes_array(buffer,iovs_ptr,iovs_len);const{ret,nwritten}=self.fds[fd].fd_write(buffer8,iovecs);buffer.setUint32(nwritten_ptr,nwritten,true);return ret}else{return wasi.ERRNO_BADF}},path_create_directory(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_create_directory(path)}},path_filestat_get(fd,flags,path_ptr,path_len,filestat_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));const{ret,filestat}=self.fds[fd].path_filestat_get(flags,path);if(filestat!=null){filestat.write_bytes(buffer,filestat_ptr)}return ret}else{return wasi.ERRNO_BADF}},path_filestat_set_times(fd,flags,path_ptr,path_len,atim,mtim,fst_flags){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_filestat_set_times(flags,path,atim,mtim,fst_flags)}else{return wasi.ERRNO_BADF}},path_link(old_fd,old_flags,old_path_ptr,old_path_len,new_fd,new_path_ptr,new_path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[old_fd]!=undefined&&self.fds[new_fd]!=undefined){const old_path=new TextDecoder("utf-8").decode(buffer8.slice(old_path_ptr,old_path_ptr+old_path_len));const new_path=new TextDecoder("utf-8").decode(buffer8.slice(new_path_ptr,new_path_ptr+new_path_len));return self.fds[new_fd].path_link(old_fd,old_flags,old_path,new_path)}else{return wasi.ERRNO_BADF}},path_open(fd,dirflags,path_ptr,path_len,oflags,fs_rights_base,fs_rights_inheriting,fd_flags,opened_fd_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));debug.log(path);const{ret,fd_obj}=self.fds[fd].path_open(dirflags,path,oflags,fs_rights_base,fs_rights_inheriting,fd_flags);if(ret!=0){return ret}self.fds.push(fd_obj);const opened_fd=self.fds.length-1;buffer.setUint32(opened_fd_ptr,opened_fd,true);return 0}else{return wasi.ERRNO_BADF}},path_readlink(fd,path_ptr,path_len,buf_ptr,buf_len,nread_ptr){const buffer=new DataView(self.inst.exports.memory.buffer);const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));debug.log(path);const{ret,data}=self.fds[fd].path_readlink(path);if(data!=null){const data_buf=new TextEncoder().encode(data);if(data_buf.length>buf_len){buffer.setUint32(nread_ptr,0,true);return wasi.ERRNO_BADF}buffer8.set(data_buf,buf_ptr);buffer.setUint32(nread_ptr,data_buf.length,true)}return ret}else{return wasi.ERRNO_BADF}},path_remove_directory(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_remove_directory(path)}else{return wasi.ERRNO_BADF}},path_rename(fd,old_path_ptr,old_path_len,new_fd,new_path_ptr,new_path_len){throw"FIXME what is the best abstraction for this?"},path_symlink(old_path_ptr,old_path_len,fd,new_path_ptr,new_path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const old_path=new TextDecoder("utf-8").decode(buffer8.slice(old_path_ptr,old_path_ptr+old_path_len));const new_path=new TextDecoder("utf-8").decode(buffer8.slice(new_path_ptr,new_path_ptr+new_path_len));return self.fds[fd].path_symlink(old_path,new_path)}else{return wasi.ERRNO_BADF}},path_unlink_file(fd,path_ptr,path_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);if(self.fds[fd]!=undefined){const path=new TextDecoder("utf-8").decode(buffer8.slice(path_ptr,path_ptr+path_len));return self.fds[fd].path_unlink_file(path)}else{return wasi.ERRNO_BADF}},poll_oneoff(in_,out,nsubscriptions){throw"async io not supported"},proc_exit(exit_code){throw new WASIProcExit(exit_code)},proc_raise(sig){throw"raised signal "+sig},sched_yield(){},random_get(buf,buf_len){const buffer8=new Uint8Array(self.inst.exports.memory.buffer);for(let i=0;i<buf_len;i++){buffer8[buf+i]=Math.random()*256|0}},sock_recv(fd,ri_data,ri_flags){throw"sockets not supported"},sock_send(fd,si_data,si_flags){throw"sockets not supported"},sock_shutdown(fd,how){throw"sockets not supported"},sock_accept(fd,flags){throw"sockets not supported"}}}};export{WASI as default};

package.json

 {
   "name": "@bjorn3/browser_wasi_shim",
-  "version": "0.2.17",
+  "version": "0.2.18",
   "license": "MIT OR Apache-2.0",
@@ -10,3 +10,5 @@ "description": "A pure javascript shim for WASI",
     "prepare": "swc src -d dist && tsc --emitDeclarationOnly",
-    "test": "./test/run-testsuite.sh",
+    "test:node": "./test/run-testsuite.sh node",
+    "test:browser": "playwright-core install && ./test/run-testsuite.sh browser",
+    "test": "npm run test:node && npm run test:browser",
     "check": "tsc --noEmit && prettier src -c && eslint src/"
@@ -25,3 +27,4 @@ },
       "types": "./typings/index.d.ts",
-      "import": "./dist/index.js"
+      "import": "./dist/index.js",
+      "default": "./dist/index.js"
     }
@@ -37,2 +40,3 @@ },
     "eslint": "^8.50.0",
+    "playwright": "^1.40.1",
     "prettier": "^3.0.3",
@@ -39,0 +43,0 @@ "typescript": "^4.9.5"

typings/fd.d.ts

@@ -25,7 +25,7 @@ import * as wasi from "./wasi_defs.js";
         ret: number;
-        prestat: any;
+        prestat: wasi.Prestat | null;
     };
     fd_prestat_dir_name(): {
         ret: number;
-        prestat_dir_name: any;
+        prestat_dir_name: Uint8Array | null;
     };
@@ -57,21 +57,21 @@ fd_pwrite(view8: Uint8Array, iovs: Array<wasi.Ciovec>, offset: bigint): {
     };
-    path_create_directory(path: any): number;
-    path_filestat_get(flags: any, path: any): {
+    path_create_directory(path: string): number;
+    path_filestat_get(flags: number, path: string): {
         ret: number;
-        filestat: any;
+        filestat: wasi.Filestat | null;
     };
-    path_filestat_set_times(flags: any, path: any, atim: any, mtim: any, fst_flags: any): number;
-    path_link(old_fd: any, old_flags: any, old_path: any, new_path: any): number;
-    path_open(dirflags: any, path: any, oflags: any, fs_rights_base: any, fs_rights_inheriting: any, fdflags: any): {
+    path_filestat_set_times(flags: number, path: string, atim: bigint, mtim: bigint, fst_flags: number): number;
+    path_link(old_fd: number, old_flags: number, old_path: string, new_path: string): number;
+    path_open(dirflags: number, path: string, oflags: number, fs_rights_base: bigint, fs_rights_inheriting: bigint, fd_flags: number): {
         ret: number;
-        fd_obj: any;
+        fd_obj: Fd | null;
     };
-    path_readlink(path: any): {
+    path_readlink(path: string): {
         ret: number;
-        data: any;
+        data: string | null;
     };
-    path_remove_directory(path: any): number;
-    path_rename(old_path: any, new_fd: any, new_path: any): number;
-    path_symlink(old_path: any, new_path: any): number;
-    path_unlink_file(path: any): number;
+    path_remove_directory(path: string): number;
+    path_rename(old_path: string, new_fd: number, new_path: string): number;
+    path_symlink(old_path: string, new_path: string): number;
+    path_unlink_file(path: string): number;
 }

typings/fs_core.d.ts

@@ -99,3 +99,3 @@ import * as wasi from "./wasi_defs.js";
         ret: number;
-        prestat: wasi.Prestat;
+        prestat: wasi.Prestat | null;
     };
@@ -102,0 +102,0 @@ fd_prestat_dir_name(): {

typings/wasi.d.ts

@@ -22,3 +22,3 @@ import { Fd } from "./fd.js";
     wasiImport: {
-        [key: string]: (...args: Array<unknown>) => unknown;
+        [key: string]: (...args: Array<any>) => unknown;
     };
@@ -25,0 +25,0 @@ start(instance: {

No alert changes

Improved metrics

Total package byte prevSize

116400

increased by8.54%

Number of package files

32

increased by6.67%

Lines of code

902

increased by18.84%

Worsened metrics

Dev dependency count

8

increased by14.29%

Number of low supply chain risk alerts

4

increased by100%

No dependency changes