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@libp2p/multistream-select

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@libp2p/multistream-select - npm Package Compare versions

Comparing version 6.0.12 to 6.0.13-1fc0e2662

20

dist/index.min.js
(function (root, factory) {(typeof module === 'object' && module.exports) ? module.exports = factory() : root.Libp2PMultistreamSelect = factory()}(typeof self !== 'undefined' ? self : this, function () {
"use strict";var Libp2PMultistreamSelect=(()=>{var ve=Object.defineProperty;var Ft=Object.getOwnPropertyDescriptor;var Mt=Object.getOwnPropertyNames;var Pt=Object.prototype.hasOwnProperty;var D=(r,t)=>{for(var e in t)ve(r,e,{get:t[e],enumerable:!0})},Vt=(r,t,e,n)=>{if(t&&typeof t=="object"||typeof t=="function")for(let o of Mt(t))!Pt.call(r,o)&&o!==e&&ve(r,o,{get:()=>t[o],enumerable:!(n=Ft(t,o))||n.enumerable});return r};var _t=r=>Vt(ve({},"__esModule",{value:!0}),r);var on={};D(on,{PROTOCOL_ID:()=>y,handle:()=>Rt,select:()=>Ot});var y="/multistream/1.0.0";var W=class extends Error{static name="UnsupportedProtocolError";constructor(t="Unsupported protocol error"){super(t),this.name="UnsupportedProtocolError"}},oe=class extends Error{static name="InvalidMessageError";constructor(t="Invalid message"){super(t),this.name="InvalidMessageError"}};function N(){let r={};return r.promise=new Promise((t,e)=>{r.resolve=t,r.reject=e}),r}var se=class extends Error{type;code;constructor(t,e,n){super(t??"The operation was aborted"),this.type="aborted",this.name=n??"AbortError",this.code=e??"ABORT_ERR"}};async function ie(r,t,e){if(t==null)return r;if(t.aborted)return Promise.reject(new se(e?.errorMessage,e?.errorCode,e?.errorName));let n,o=new se(e?.errorMessage,e?.errorCode,e?.errorName);try{return await Promise.race([r,new Promise((s,i)=>{n=()=>{i(o)},t.addEventListener("abort",n)})])}finally{n!=null&&t.removeEventListener("abort",n)}}var Ae=class{readNext;haveNext;ended;nextResult;constructor(){this.ended=!1,this.readNext=N(),this.haveNext=N()}[Symbol.asyncIterator](){return this}async next(){if(this.nextResult==null&&await this.haveNext.promise,this.nextResult==null)throw new Error("HaveNext promise resolved but nextResult was undefined");let t=this.nextResult;return this.nextResult=void 0,this.readNext.resolve(),this.readNext=N(),t}async throw(t){return 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2:t[e++]=r&255|l,r>>>=7;case 1:{t[e++]=r&255,r>>>=7;break}default:throw new Error("unreachable")}return t}function $t(r,t,e=0){switch(M(r)){case 8:t.set(e++,r&255|l),r/=128;case 7:t.set(e++,r&255|l),r/=128;case 6:t.set(e++,r&255|l),r/=128;case 5:t.set(e++,r&255|l),r/=128;case 4:t.set(e++,r&255|l),r>>>=7;case 3:t.set(e++,r&255|l),r>>>=7;case 2:t.set(e++,r&255|l),r>>>=7;case 1:{t.set(e++,r&255),r>>>=7;break}default:throw new Error("unreachable")}return t}function Ht(r,t){let e=r[t],n=0;if(n+=e&L,e<l||(e=r[t+1],n+=(e&L)<<7,e<l)||(e=r[t+2],n+=(e&L)<<14,e<l)||(e=r[t+3],n+=(e&L)<<21,e<l)||(e=r[t+4],n+=(e&L)*Ce,e<l)||(e=r[t+5],n+=(e&L)*Ie,e<l)||(e=r[t+6],n+=(e&L)*Ne,e<l)||(e=r[t+7],n+=(e&L)*Te,e<l))return n;throw new RangeError("Could not decode varint")}function jt(r,t){let 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Me=class{name;prefix;baseEncode;baseDecode;encoder;decoder;constructor(t,e,n,o){this.name=t,this.prefix=e,this.baseEncode=n,this.baseDecode=o,this.encoder=new Oe(t,e,n),this.decoder=new Re(t,e,o)}encode(t){return this.encoder.encode(t)}decode(t){return this.decoder.decode(t)}};function H({name:r,prefix:t,encode:e,decode:n}){return new Me(r,t,e,n)}function _({name:r,prefix:t,alphabet:e}){let{encode:n,decode:o}=lt(e,r);return H({prefix:t,name:r,encode:n,decode:s=>P(o(s))})}function Wt(r,t,e,n){let o={};for(let d=0;d<t.length;++d)o[t[d]]=d;let s=r.length;for(;r[s-1]==="=";)--s;let i=new Uint8Array(s*e/8|0),a=0,c=0,f=0;for(let d=0;d<s;++d){let u=o[r[d]];if(u===void 0)throw new SyntaxError(`Non-${n} character`);c=c<<e|u,a+=e,a>=8&&(a-=8,i[f++]=255&c>>a)}if(a>=e||255&c<<8-a)throw new SyntaxError("Unexpected end of data");return i}function Kt(r,t,e){let n=t[t.length-1]==="=",o=(1<<e)-1,s="",i=0,a=0;for(let 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`),e),e.log.trace("select: reading protocol response");let f=await B(n,e);if(e.log.trace('select: read "%s" for "%s"',f,c),f===c)return{stream:n.unwrap(),protocol:c}}throw new K("protocol selection failed")}function nn(r,t,e){let n=r.sink.bind(r),o=r.source,s=!1,i=!1,a=I(),c=!1,f=!1,d=I(),h=!1,b=!1,_=I(),u=Q({sink:n,source:o},{...e,maxDataLength:1024});r.sink=async p=>{let{sink:x}=u.unwrap();await x(async function*(){let m=!1;for await(let A of p){if(f&&await d.promise,c)yield A;else{f=!0,e.log.trace('optimistic: write ["%s", "%s", data(%d)] in sink',y,t,A.byteLength);let N=`${t}
`;yield new E(Uint8Array.from([19]),v(`${y}
`),$(C.length),v(C),A).subarray(),e.log.trace('optimistic: wrote ["%s", "%s", data(%d)] in sink',y,t,A.byteLength),c=!0,f=!1,d.resolve(),w().catch(U=>{e.log.error("could not finish optimistic protocol negotiation of %s",t,U)})}m=!0}m||await w()}())};async function w(){if(i){e.log.trace("optimistic: already negotiating %s stream",t),await a.promise;return}i=!0;try{c||(e.log.trace("optimistic: doing send protocol for %s stream",t),await O()),u||(e.log.trace("optimistic: doing read protocol for %s stream",t),await S())}finally{i=!1,s=!0,a.resolve()}}async function O(){if(f){await d.promise;return}f=!0;try{e.log.trace('optimistic: write ["%s", "%s", data] in source',y,t),await h.writeV([v(`${y}
`),$(N.length),v(N),A).subarray(),e.log.trace('optimistic: wrote ["%s", "%s", data(%d)] in sink',y,t,A.byteLength),c=!0,f=!1,d.resolve(),w().catch(S=>{e.log.error("could not finish optimistic protocol negotiation of %s",t,S)})}m=!0}m||await w()}())};async function w(){if(i){e.log.trace("optimistic: already negotiating %s stream",t),await a.promise;return}i=!0;try{c||(e.log.trace("optimistic: doing send protocol for %s stream",t),await O()),h||(e.log.trace("optimistic: doing read protocol for %s stream",t),await D())}finally{i=!1,s=!0,a.resolve()}}async function O(){if(f){await d.promise;return}f=!0;try{e.log.trace('optimistic: write ["%s", "%s", data] in source',y,t),await u.writeV([v(`${y}
`),v(`${t}
`)]),e.log.trace('optimistic: wrote ["%s", "%s", data] in source',y,t)}finally{c=!0,f=!1,d.resolve()}}async function S(){if(b){await V.promise;return}b=!0;try{e.log.trace("optimistic: reading multistream select header");let p=await B(h,e);if(e.log.trace('optimistic: read multistream select header "%s"',p),p===y&&(p=await B(h,e)),e.log.trace('optimistic: read protocol "%s", expecting "%s"',p,t),p!==t)throw new W("protocol selection failed")}finally{u=!0,b=!1,V.resolve()}}if(r.source=async function*(){await w(),e.log.trace('optimistic: reading data from "%s" stream',t),yield*h.unwrap().source}(),r.closeRead!=null){let p=r.closeRead.bind(r);r.closeRead=async x=>{s||await w().catch(m=>{e.log.error("could not negotiate protocol before close read",m)}),await p(x)}}if(r.closeWrite!=null){let p=r.closeWrite.bind(r);r.closeWrite=async x=>{s||await w().catch(m=>{e.log.error("could not negotiate protocol before close write",m)}),await p(x)}}if(r.close!=null){let p=r.close.bind(r);r.close=async x=>{let m=[];f&&m.push(d.promise),b&&m.push(V.promise),m.length>0?await ie(Promise.all(m),x?.signal):(s=!0,i=!1,a.resolve()),await p(x)}}return{stream:r,protocol:t}}function we(r){return r[Symbol.asyncIterator]!=null}var be=r=>{let t=M(r),e=I(t);return $(r,e),be.bytes=t,e};be.bytes=0;function xe(r,t){t=t??{};let e=t.lengthEncoder??be;function*n(o){let s=e(o.byteLength);s instanceof Uint8Array?yield s:yield*s,o instanceof Uint8Array?yield o:yield*o}return we(r)?async function*(){for await(let o of r)yield*n(o)}():function*(){for(let o of r)yield*n(o)}()}xe.single=(r,t)=>{t=t??{};let e=t.lengthEncoder??be;return new E(e(r.byteLength),r)};var ye=class extends Error{name="InvalidMessageLengthError";code="ERR_INVALID_MSG_LENGTH"},Ee=class extends Error{name="InvalidDataLengthError";code="ERR_MSG_DATA_TOO_LONG"},Le=class extends Error{name="InvalidDataLengthLengthError";code="ERR_MSG_LENGTH_TOO_LONG"},re=class extends Error{name="UnexpectedEOFError";code="ERR_UNEXPECTED_EOF"};var rn=8,nn=1024*1024*4,G;(function(r){r[r.LENGTH=0]="LENGTH",r[r.DATA=1]="DATA"})(G||(G={}));var rt=r=>{let t=fe(r);return rt.bytes=M(t),t};rt.bytes=0;function tt(r,t){let e=new E,n=G.LENGTH,o=-1,s=t?.lengthDecoder??rt,i=t?.maxLengthLength??rn,a=t?.maxDataLength??nn;function*c(){for(;e.byteLength>0;){if(n===G.LENGTH)try{if(o=s(e),o<0)throw new ye("Invalid message length");if(o>a)throw new Ee("Message length too long");let f=s.bytes;e.consume(f),t?.onLength!=null&&t.onLength(o),n=G.DATA}catch(f){if(f instanceof RangeError){if(e.byteLength>i)throw new Le("Message length length too long");break}throw f}if(n===G.DATA){if(e.byteLength<o)break;let f=e.sublist(0,o);e.consume(o),t?.onData!=null&&t.onData(f),yield f,n=G.LENGTH}}}return we(r)?async function*(){for await(let f of r)e.append(f),yield*c();if(e.byteLength>0)throw new re("Unexpected end of input")}():function*(){for(let f of r)e.append(f),yield*c();if(e.byteLength>0)throw new re("Unexpected end of input")}()}tt.fromReader=(r,t)=>{let e=1,n=async function*(){for(;;)try{let{done:s,value:i}=await r.next(e);if(s===!0)return;i!=null&&(yield i)}catch(s){if(s.code==="ERR_UNDER_READ")return{done:!0,value:null};throw s}finally{e=1}}();return tt(n,{...t??{},onLength:s=>{e=s}})};async function Rt(r,t,e){t=Array.isArray(t)?t:[t],e.log.trace("handle: available protocols %s",t);let n=K(r,{...e,maxDataLength:1024,maxLengthLength:2});for(;;){e.log.trace("handle: reading incoming string");let o=await B(n,e);if(e.log.trace('handle: read "%s"',o),o===y){e.log.trace('handle: respond with "%s" for "%s"',y,o),await z(n,v(`${y}
`),e),e.log.trace('handle: responded with "%s" for "%s"',y,o);continue}if(t.includes(o))return e.log.trace('handle: respond with "%s" for "%s"',o,o),await z(n,v(`${o}
`),e),e.log.trace('handle: responded with "%s" for "%s"',o,o),{stream:n.unwrap(),protocol:o};if(o==="ls"){let s=new E(...t.map(i=>xe.single(v(`${i}
`)]),e.log.trace('optimistic: wrote ["%s", "%s", data] in source',y,t)}finally{c=!0,f=!1,d.resolve()}}async function D(){if(b){await _.promise;return}b=!0;try{e.log.trace("optimistic: reading multistream select header");let p=await B(u,e);if(e.log.trace('optimistic: read multistream select header "%s"',p),p===y&&(p=await B(u,e)),e.log.trace('optimistic: read protocol "%s", expecting "%s"',p,t),p!==t)throw new K("protocol selection failed")}finally{h=!0,b=!1,_.resolve()}}if(r.source=async function*(){await w(),e.log.trace('optimistic: reading data from "%s" stream',t),yield*u.unwrap().source}(),r.closeRead!=null){let p=r.closeRead.bind(r);r.closeRead=async x=>{s||await w().catch(m=>{e.log.error("could not negotiate protocol before close read",m)}),await p(x)}}if(r.closeWrite!=null){let p=r.closeWrite.bind(r);r.closeWrite=async x=>{s||await w().catch(m=>{e.log.error("could not negotiate protocol before close write",m)}),await p(x)}}if(r.close!=null){let p=r.close.bind(r);r.close=async x=>{let m=[];f&&m.push(d.promise),b&&m.push(_.promise),m.length>0?await ae(Promise.all(m),x?.signal):(s=!0,i=!1,a.resolve()),await p(x)}}return{stream:r,protocol:t}}var be=class extends Error{name="InvalidMessageLengthError";code="ERR_INVALID_MSG_LENGTH"},W=class extends Error{name="InvalidDataLengthError";code="ERR_MSG_DATA_TOO_LONG"},xe=class extends Error{name="InvalidDataLengthLengthError";code="ERR_MSG_LENGTH_TOO_LONG"},ne=class extends Error{name="UnexpectedEOFError";code="ERR_UNEXPECTED_EOF"};function ye(r){return r[Symbol.asyncIterator]!=null}function Mt(r,t){if(r.byteLength>t)throw new W("Message length too long")}var Le=r=>{let t=F(r),e=C(t);return $(r,e),Le.bytes=t,e};Le.bytes=0;function ve(r,t){t=t??{};let e=t.lengthEncoder??Le,n=t?.maxDataLength??4194304;function*o(s){Mt(s,n);let i=e(s.byteLength);i instanceof Uint8Array?yield i:yield*i,s instanceof Uint8Array?yield s:yield*s}return ye(r)?async function*(){for await(let s of r)yield*o(s)}():function*(){for(let s of r)yield*o(s)}()}ve.single=(r,t)=>{t=t??{};let e=t.lengthEncoder??Le,n=t?.maxDataLength??4194304;return Mt(r,n),new E(e(r.byteLength),r)};var z;(function(r){r[r.LENGTH=0]="LENGTH",r[r.DATA=1]="DATA"})(z||(z={}));var nt=r=>{let t=he(r);return nt.bytes=F(t),t};nt.bytes=0;function rt(r,t){let e=new E,n=z.LENGTH,o=-1,s=t?.lengthDecoder??nt,i=t?.maxLengthLength??8,a=t?.maxDataLength??4194304;function*c(){for(;e.byteLength>0;){if(n===z.LENGTH)try{if(o=s(e),o<0)throw new be("Invalid message length");if(o>a)throw new W("Message length too long");let f=s.bytes;e.consume(f),t?.onLength!=null&&t.onLength(o),n=z.DATA}catch(f){if(f instanceof RangeError){if(e.byteLength>i)throw new xe("Message length length too long");break}throw f}if(n===z.DATA){if(e.byteLength<o)break;let f=e.sublist(0,o);e.consume(o),t?.onData!=null&&t.onData(f),yield f,n=z.LENGTH}}}return ye(r)?async function*(){for await(let f of r)e.append(f),yield*c();if(e.byteLength>0)throw new ne("Unexpected end of input")}():function*(){for(let f of r)e.append(f),yield*c();if(e.byteLength>0)throw new ne("Unexpected end of input")}()}rt.fromReader=(r,t)=>{let e=1,n=async function*(){for(;;)try{let{done:s,value:i}=await r.next(e);if(s===!0)return;i!=null&&(yield i)}catch(s){if(s.code==="ERR_UNDER_READ")return{done:!0,value:null};throw s}finally{e=1}}();return rt(n,{...t??{},onLength:s=>{e=s}})};async function Ft(r,t,e){t=Array.isArray(t)?t:[t],e.log.trace("handle: available protocols %s",t);let n=Q(r,{...e,maxDataLength:1024,maxLengthLength:2});for(;;){e.log.trace("handle: reading incoming string");let o=await B(n,e);if(e.log.trace('handle: read "%s"',o),o===y){e.log.trace('handle: respond with "%s" for "%s"',y,o),await G(n,v(`${y}
`),e),e.log.trace('handle: responded with "%s" for "%s"',y,o);continue}if(t.includes(o))return e.log.trace('handle: respond with "%s" for "%s"',o,o),await G(n,v(`${o}
`),e),e.log.trace('handle: responded with "%s" for "%s"',o,o),{stream:n.unwrap(),protocol:o};if(o==="ls"){let s=new E(...t.map(i=>ve.single(v(`${i}
`))),v(`
`));e.log.trace('handle: respond with "%s" for %s',t,o),await z(n,s,e),e.log.trace('handle: responded with "%s" for %s',t,o);continue}e.log.trace('handle: respond with "na" for "%s"',o),await z(n,v(`na
`),e),e.log('handle: responded with "na" for "%s"',o)}}return _t(on);})();
`));e.log.trace('handle: respond with "%s" for %s',t,o),await G(n,s,e),e.log.trace('handle: responded with "%s" for %s',t,o);continue}e.log.trace('handle: respond with "na" for "%s"',o),await G(n,v(`na
`),e),e.log('handle: responded with "na" for "%s"',o)}}return kt(sn);})();
return Libp2PMultistreamSelect}));

8

package.json
{
"name": "@libp2p/multistream-select",
"version": "6.0.12",
"version": "6.0.13-1fc0e2662",
"description": "JavaScript implementation of multistream-select",

@@ -61,4 +61,4 @@ "license": "Apache-2.0 OR MIT",

"dependencies": {
"@libp2p/interface": "^2.4.1",
"it-length-prefixed": "^9.1.0",
"@libp2p/interface": "2.5.0-1fc0e2662",
"it-length-prefixed": "^10.0.1",
"it-length-prefixed-stream": "^1.2.0",

@@ -73,3 +73,3 @@ "it-stream-types": "^2.0.2",

"devDependencies": {
"@libp2p/logger": "^5.1.7",
"@libp2p/logger": "5.1.8-1fc0e2662",
"aegir": "^45.0.5",

@@ -76,0 +76,0 @@ "iso-random-stream": "^2.0.2",

dist/typedoc-urls.json
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