@libp2p/pubsub
Version:
libp2p pubsub base class
2 lines • 139 kB
JavaScript
(function (root, factory) {(typeof module === 'object' && module.exports) ? module.exports = factory() : root.Libp2PPubsub = factory()}(typeof self !== 'undefined' ? self : this, function () {
"use strict";var Libp2PPubsub=(()=>{var Ra=Object.create;var Tr=Object.defineProperty;var Na=Object.getOwnPropertyDescriptor;var Ua=Object.getOwnPropertyNames;var ka=Object.getPrototypeOf,Ma=Object.prototype.hasOwnProperty;var Oa=(e,t)=>()=>(t||e((t={exports:{}}).exports,t),t.exports),yt=(e,t)=>{for(var r in t)Tr(e,r,{get:t[r],enumerable:!0})},ws=(e,t,r,n)=>{if(t&&typeof t=="object"||typeof t=="function")for(let o of Ua(t))!Ma.call(e,o)&&o!==r&&Tr(e,o,{get:()=>t[o],enumerable:!(n=Na(t,o))||n.enumerable});return e};var qa=(e,t,r)=>(r=e!=null?Ra(ka(e)):{},ws(t||!e||!e.__esModule?Tr(r,"default",{value:e,enumerable:!0}):r,e)),Ha=e=>ws(Tr({},"__esModule",{value:!0}),e);var wa=Oa((Sm,fs)=>{"use strict";var kf=Object.prototype.hasOwnProperty,pt="~";function Er(){}Object.create&&(Er.prototype=Object.create(null),new Er().__proto__||(pt=!1));function Mf(e,t,r){this.fn=e,this.context=t,this.once=r||!1}function ga(e,t,r,n,o){if(typeof r!="function")throw new TypeError("The listener must be a 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t=="string"){if(t.codePointAt(0)!==this.prefixCodePoint)throw Error(`Unable to decode multibase string ${JSON.stringify(t)}, ${this.name} decoder only supports inputs prefixed with ${this.prefix}`);return this.baseDecode(t.slice(this.prefix.length))}else throw Error("Can only multibase decode strings")}or(t){return Bs(this,t)}},An=class{decoders;constructor(t){this.decoders=t}or(t){return Bs(this,t)}decode(t){let r=t[0],n=this.decoders[r];if(n!=null)return n.decode(t);throw RangeError(`Unable to decode multibase string ${JSON.stringify(t)}, only inputs prefixed with ${Object.keys(this.decoders)} are supported`)}};function Bs(e,t){return new An({...e.decoders??{[e.prefix]:e},...t.decoders??{[t.prefix]:t}})}var Bn=class{name;prefix;baseEncode;baseDecode;encoder;decoder;constructor(t,r,n,o){this.name=t,this.prefix=r,this.baseEncode=n,this.baseDecode=o,this.encoder=new Sn(t,r,n),this.decoder=new vn(t,r,o)}encode(t){return this.encoder.encode(t)}decode(t){return this.decoder.decode(t)}};function Ae({name:e,prefix:t,encode:r,decode:n}){return new Bn(e,t,r,n)}function Xt({name:e,prefix:t,alphabet:r}){let{encode:n,decode:o}=As(r,e);return Ae({prefix:t,name:e,encode:n,decode:s=>Pt(o(s))})}function Ga(e,t,r,n){let o=e.length;for(;e[o-1]==="=";)--o;let s=new Uint8Array(o*r/8|0),i=0,c=0,a=0;for(let f=0;f<o;++f){let p=t[e[f]];if(p===void 0)throw new SyntaxError(`Non-${n} character`);c=c<<r|p,i+=r,i>=8&&(i-=8,s[a++]=255&c>>i)}if(i>=r||(255&c<<8-i)!==0)throw new SyntaxError("Unexpected end of data");return s}function Za(e,t,r){let n=t[t.length-1]==="=",o=(1<<r)-1,s="",i=0,c=0;for(let a=0;a<e.length;++a)for(c=c<<8|e[a],i+=8;i>r;)i-=r,s+=t[o&c>>i];if(i!==0&&(s+=t[o&c<<r-i]),n)for(;(s.length*r&7)!==0;)s+="=";return s}function ja(e){let t={};for(let r=0;r<e.length;++r)t[e[r]]=r;return t}function W({name:e,prefix:t,bitsPerChar:r,alphabet:n}){let o=ja(n);return Ae({prefix:t,name:e,encode(s){return Za(s,n,r)},decode(s){return Ga(s,o,r,e)}})}var j=Xt({name:"base58btc",prefix:"z",alphabet:"123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"}),Ya=Xt({name:"base58flickr",prefix:"Z",alphabet:"123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"});var _n={};yt(_n,{base32:()=>Be,base32hex:()=>Ja,base32hexpad:()=>tc,base32hexpadupper:()=>ec,base32hexupper:()=>Qa,base32pad:()=>Xa,base32padupper:()=>Wa,base32upper:()=>$a,base32z:()=>rc});var 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je.encode(e,t,r),t}function _e(e){return je.encodingLength(e)}function Tt(e,t){let r=t.byteLength,n=_e(e),o=n+_e(r),s=new Uint8Array(o+r);return Ie(e,s,0),Ie(r,s,n),s.set(t,o),new Le(e,r,t,s)}function Wt(e){let t=Pt(e),[r,n]=Ye(t),[o,s]=Ye(t.subarray(n)),i=t.subarray(n+s);if(i.byteLength!==o)throw new Error("Incorrect length");return new Le(r,o,i,t)}function Ts(e,t){if(e===t)return!0;{let r=t;return e.code===r.code&&e.size===r.size&&r.bytes instanceof Uint8Array&&xs(e.bytes,r.bytes)}}var Le=class{code;size;digest;bytes;constructor(t,r,n,o){this.code=t,this.size=r,this.digest=n,this.bytes=o}};function Cs(e,t){let{bytes:r,version:n}=e;switch(n){case 0:return vc(r,Cn(e),t??j.encoder);default:return Ac(r,Cn(e),t??Be.encoder)}}var Ds=new WeakMap;function Cn(e){let t=Ds.get(e);if(t==null){let r=new Map;return Ds.set(e,r),r}return t}var at=class e{code;version;multihash;bytes;"/";constructor(t,r,n,o){this.code=r,this.version=t,this.multihash=n,this.bytes=o,this["/"]=o}get asCID(){return this}get byteOffset(){return this.bytes.byteOffset}get byteLength(){return this.bytes.byteLength}toV0(){switch(this.version){case 0:return this;case 1:{let{code:t,multihash:r}=this;if(t!==$e)throw new Error("Cannot convert a non dag-pb CID to CIDv0");if(r.code!==Bc)throw new Error("Cannot convert non sha2-256 multihash CID to CIDv0");return e.createV0(r)}default:throw Error(`Can not convert CID version ${this.version} to version 0. 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This is a bug please report`)}}equals(t){return e.equals(this,t)}static equals(t,r){let n=r;return n!=null&&t.code===n.code&&t.version===n.version&&Ts(t.multihash,n.multihash)}toString(t){return Cs(this,t)}toJSON(){return{"/":Cs(this)}}link(){return this}[Symbol.toStringTag]="CID";[Symbol.for("nodejs.util.inspect.custom")](){return`CID(${this.toString()})`}static asCID(t){if(t==null)return null;let r=t;if(r instanceof e)return r;if(r["/"]!=null&&r["/"]===r.bytes||r.asCID===r){let{version:n,code:o,multihash:s,bytes:i}=r;return new e(n,o,s,i??Ps(n,o,s.bytes))}else if(r[Ic]===!0){let{version:n,multihash:o,code:s}=r,i=Wt(o);return e.create(n,s,i)}else return null}static create(t,r,n){if(typeof r!="number")throw new Error("String codecs are no longer supported");if(!(n.bytes instanceof Uint8Array))throw new Error("Invalid digest");switch(t){case 0:{if(r!==$e)throw new Error(`Version 0 CID must use dag-pb (code: ${$e}) block encoding`);return new e(t,r,n,n.bytes)}case 1:{let o=Ps(t,r,n.bytes);return new e(t,r,n,o)}default:throw new Error("Invalid version")}}static createV0(t){return e.create(0,$e,t)}static createV1(t,r){return e.create(1,t,r)}static decode(t){let[r,n]=e.decodeFirst(t);if(n.length!==0)throw new Error("Incorrect length");return r}static decodeFirst(t){let r=e.inspectBytes(t),n=r.size-r.multihashSize,o=Pt(t.subarray(n,n+r.multihashSize));if(o.byteLength!==r.multihashSize)throw new Error("Incorrect length");let s=o.subarray(r.multihashSize-r.digestSize),i=new Le(r.multihashCode,r.digestSize,s,o);return[r.version===0?e.createV0(i):e.createV1(r.codec,i),t.subarray(r.size)]}static inspectBytes(t){let r=0,n=()=>{let[l,u]=Ye(t.subarray(r));return r+=u,l},o=n(),s=$e;if(o===18?(o=0,r=0):s=n(),o!==0&&o!==1)throw new RangeError(`Invalid CID version ${o}`);let i=r,c=n(),a=n(),f=r+a,p=f-i;return{version:o,codec:s,multihashCode:c,digestSize:a,multihashSize:p,size:f}}static parse(t,r){let[n,o]=Sc(t,r),s=e.decode(o);if(s.version===0&&t[0]!=="Q")throw Error("Version 0 CID string must not include multibase prefix");return Cn(s).set(n,t),s}};function Sc(e,t){switch(e[0]){case"Q":{let r=t??j;return[j.prefix,r.decode(`${j.prefix}${e}`)]}case j.prefix:{let r=t??j;return[j.prefix,r.decode(e)]}case Be.prefix:{let r=t??Be;return[Be.prefix,r.decode(e)]}case Ze.prefix:{let r=t??Ze;return[Ze.prefix,r.decode(e)]}default:{if(t==null)throw Error("To parse non base32, base36 or base58btc encoded CID multibase decoder must be provided");return[e[0],t.decode(e)]}}}function vc(e,t,r){let{prefix:n}=r;if(n!==j.prefix)throw Error(`Cannot string encode V0 in ${r.name} encoding`);let o=t.get(n);if(o==null){let s=r.encode(e).slice(1);return t.set(n,s),s}else return o}function Ac(e,t,r){let{prefix:n}=r,o=t.get(n);if(o==null){let s=r.encode(e);return t.set(n,s),s}else return o}var $e=112,Bc=18;function Ps(e,t,r){let n=_e(e),o=n+_e(t),s=new Uint8Array(o+r.byteLength);return Ie(e,s,0),Ie(t,s,n),s.set(r,o),s}var Ic=Symbol.for("@ipld/js-cid/CID");var 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Uint32Array(80),ne=new Uint32Array(80),to=class extends tr{constructor(t=64){super(128,t,16,!1),this.Ah=st[0]|0,this.Al=st[1]|0,this.Bh=st[2]|0,this.Bl=st[3]|0,this.Ch=st[4]|0,this.Cl=st[5]|0,this.Dh=st[6]|0,this.Dl=st[7]|0,this.Eh=st[8]|0,this.El=st[9]|0,this.Fh=st[10]|0,this.Fl=st[11]|0,this.Gh=st[12]|0,this.Gl=st[13]|0,this.Hh=st[14]|0,this.Hl=st[15]|0}get(){let{Ah:t,Al:r,Bh:n,Bl:o,Ch:s,Cl:i,Dh:c,Dl:a,Eh:f,El:p,Fh:l,Fl:u,Gh:h,Gl:d,Hh:E,Hl:S}=this;return[t,r,n,o,s,i,c,a,f,p,l,u,h,d,E,S]}set(t,r,n,o,s,i,c,a,f,p,l,u,h,d,E,S){this.Ah=t|0,this.Al=r|0,this.Bh=n|0,this.Bl=o|0,this.Ch=s|0,this.Cl=i|0,this.Dh=c|0,this.Dl=a|0,this.Eh=f|0,this.El=p|0,this.Fh=l|0,this.Fl=u|0,this.Gh=h|0,this.Gl=d|0,this.Hh=E|0,this.Hl=S|0}process(t,r){for(let w=0;w<16;w++,r+=4)re[w]=t.getUint32(r),ne[w]=t.getUint32(r+=4);for(let w=16;w<80;w++){let L=re[w-15]|0,P=ne[w-15]|0,M=pe(L,P,1)^pe(L,P,8)^Jn(L,P,7),k=me(L,P,1)^me(L,P,8)^Qn(L,P,7),R=re[w-2]|0,x=ne[w-2]|0,T=pe(R,x,19)^er(R,x,61)^Jn(R,x,6),N=me(R,x,19)^rr(R,x,61)^Qn(R,x,6),C=ri(k,N,ne[w-7],ne[w-16]),g=ni(C,M,T,re[w-7],re[w-16]);re[w]=g|0,ne[w]=C|0}let{Ah:n,Al:o,Bh:s,Bl:i,Ch:c,Cl:a,Dh:f,Dl:p,Eh:l,El:u,Fh:h,Fl:d,Gh:E,Gl:S,Hh:b,Hl:A}=this;for(let w=0;w<80;w++){let L=pe(l,u,14)^pe(l,u,18)^er(l,u,41),P=me(l,u,14)^me(l,u,18)^rr(l,u,41),M=l&h^~l&E,k=u&d^~u&S,R=oi(A,P,k,yu[w],ne[w]),x=si(R,b,L,M,mu[w],re[w]),T=R|0,N=pe(n,o,28)^er(n,o,34)^er(n,o,39),C=me(n,o,28)^rr(n,o,34)^rr(n,o,39),g=n&s^n&c^s&c,m=o&i^o&a^i&a;b=E|0,A=S|0,E=h|0,S=d|0,h=l|0,d=u|0,{h:l,l:u}=Ct(f|0,p|0,x|0,T|0),f=c|0,p=a|0,c=s|0,a=i|0,s=n|0,i=o|0;let y=ti(T,C,m);n=ei(y,x,N,g),o=y|0}({h:n,l:o}=Ct(this.Ah|0,this.Al|0,n|0,o|0)),{h:s,l:i}=Ct(this.Bh|0,this.Bl|0,s|0,i|0),{h:c,l:a}=Ct(this.Ch|0,this.Cl|0,c|0,a|0),{h:f,l:p}=Ct(this.Dh|0,this.Dl|0,f|0,p|0),{h:l,l:u}=Ct(this.Eh|0,this.El|0,l|0,u|0),{h,l:d}=Ct(this.Fh|0,this.Fl|0,h|0,d|0),{h:E,l:S}=Ct(this.Gh|0,this.Gl|0,E|0,S|0),{h:b,l:A}=Ct(this.Hh|0,this.Hl|0,b|0,A|0),this.set(n,o,s,i,c,a,f,p,l,u,h,d,E,S,b,A)}roundClean(){Mt(re,ne)}destroy(){Mt(this.buffer),this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)}};var qr=Wn(()=>new Or);var ai=Wn(()=>new to);var no=BigInt(0),ro=BigInt(1);function qt(e,t=""){if(typeof e!="boolean"){let r=t&&`"${t}"`;throw new Error(r+"expected boolean, got type="+typeof e)}return e}function xt(e,t,r=""){let n=kt(e),o=e?.length,s=t!==void 0;if(!n||s&&o!==t){let i=r&&`"${r}" `,c=s?` of length ${t}`:"",a=n?`length=${o}`:`type=${typeof e}`;throw new Error(i+"expected Uint8Array"+c+", got "+a)}return e}function nr(e){let t=e.toString(16);return t.length&1?"0"+t:t}function ci(e){if(typeof e!="string")throw new Error("hex string expected, got "+typeof e);return e===""?no:BigInt("0x"+e)}function Pe(e){return ci(vt(e))}function Ht(e){return wt(e),ci(vt(Uint8Array.from(e).reverse()))}function Hr(e,t){return de(e.toString(16).padStart(t*2,"0"))}function oo(e,t){return Hr(e,t).reverse()}function H(e,t,r){let n;if(typeof t=="string")try{n=de(t)}catch(s){throw new Error(e+" must be hex string or Uint8Array, cause: "+s)}else if(kt(t))n=Uint8Array.from(t);else throw new Error(e+" must be hex string or Uint8Array");let o=n.length;if(typeof r=="number"&&o!==r)throw new Error(e+" of length "+r+" expected, got "+o);return n}function ui(e,t){if(e.length!==t.length)return!1;let r=0;for(let n=0;n<e.length;n++)r|=e[n]^t[n];return r===0}function so(e){return Uint8Array.from(e)}var eo=e=>typeof e=="bigint"&&no<=e;function fi(e,t,r){return eo(e)&&eo(t)&&eo(r)&&t<=e&&e<r}function or(e,t,r,n){if(!fi(t,r,n))throw new Error("expected valid "+e+": "+r+" <= n < "+n+", got "+t)}function Vr(e){let t;for(t=0;e>no;e>>=ro,t+=1);return t}var oe=e=>(ro<<BigInt(e))-ro;function li(e,t,r){if(typeof e!="number"||e<2)throw new Error("hashLen must be a number");if(typeof t!="number"||t<2)throw new Error("qByteLen must be a number");if(typeof r!="function")throw new Error("hmacFn must be a function");let n=h=>new Uint8Array(h),o=h=>Uint8Array.of(h),s=n(e),i=n(e),c=0,a=()=>{s.fill(1),i.fill(0),c=0},f=(...h)=>r(i,s,...h),p=(h=n(0))=>{i=f(o(0),h),s=f(),h.length!==0&&(i=f(o(1),h),s=f())},l=()=>{if(c++>=1e3)throw new Error("drbg: tried 1000 values");let h=0,d=[];for(;h<t;){s=f();let E=s.slice();d.push(E),h+=s.length}return ht(...d)};return(h,d)=>{a(),p(h);let E;for(;!(E=d(l()));)p();return a(),E}}function se(e,t,r={}){if(!e||typeof e!="object")throw new Error("expected valid options object");function n(o,s,i){let c=e[o];if(i&&c===void 0)return;let a=typeof c;if(a!==s||c===null)throw new Error(`param "${o}" is invalid: expected ${s}, got ${a}`)}Object.entries(t).forEach(([o,s])=>n(o,s,!1)),Object.entries(r).forEach(([o,s])=>n(o,s,!0))}var io=()=>{throw new Error("not implemented")};function Ke(e){let t=new WeakMap;return(r,...n)=>{let o=t.get(r);if(o!==void 0)return o;let s=e(r,...n);return t.set(r,s),s}}var dt=BigInt(0),nt=BigInt(1),ye=BigInt(2),pi=BigInt(3),mi=BigInt(4),yi=BigInt(5),bu=BigInt(7),bi=BigInt(8),gu=BigInt(9),gi=BigInt(16);function J(e,t){let r=e%t;return r>=dt?r:t+r}function G(e,t,r){let n=e;for(;t-- >dt;)n*=n,n%=r;return n}function hi(e,t){if(e===dt)throw new Error("invert: expected non-zero number");if(t<=dt)throw new Error("invert: expected positive modulus, got "+t);let r=J(e,t),n=t,o=dt,s=nt,i=nt,c=dt;for(;r!==dt;){let f=n/r,p=n%r,l=o-i*f,u=s-c*f;n=r,r=p,o=i,s=c,i=l,c=u}if(n!==nt)throw new Error("invert: does not exist");return J(o,t)}function ao(e,t,r){if(!e.eql(e.sqr(t),r))throw new Error("Cannot find square root")}function wi(e,t){let r=(e.ORDER+nt)/mi,n=e.pow(t,r);return ao(e,n,t),n}function wu(e,t){let r=(e.ORDER-yi)/bi,n=e.mul(t,ye),o=e.pow(n,r),s=e.mul(t,o),i=e.mul(e.mul(s,ye),o),c=e.mul(s,e.sub(i,e.ONE));return ao(e,c,t),c}function xu(e){let t=Et(e),r=xi(e),n=r(t,t.neg(t.ONE)),o=r(t,n),s=r(t,t.neg(n)),i=(e+bu)/gi;return(c,a)=>{let f=c.pow(a,i),p=c.mul(f,n),l=c.mul(f,o),u=c.mul(f,s),h=c.eql(c.sqr(p),a),d=c.eql(c.sqr(l),a);f=c.cmov(f,p,h),p=c.cmov(u,l,d);let E=c.eql(c.sqr(p),a),S=c.cmov(f,p,E);return ao(c,S,a),S}}function xi(e){if(e<pi)throw new Error("sqrt is not defined for small field");let t=e-nt,r=0;for(;t%ye===dt;)t/=ye,r++;let n=ye,o=Et(e);for(;di(o,n)===1;)if(n++>1e3)throw new Error("Cannot find square root: probably non-prime P");if(r===1)return wi;let s=o.pow(n,t),i=(t+nt)/ye;return function(a,f){if(a.is0(f))return f;if(di(a,f)!==1)throw new Error("Cannot find square root");let p=r,l=a.mul(a.ONE,s),u=a.pow(f,t),h=a.pow(f,i);for(;!a.eql(u,a.ONE);){if(a.is0(u))return a.ZERO;let d=1,E=a.sqr(u);for(;!a.eql(E,a.ONE);)if(d++,E=a.sqr(E),d===p)throw new Error("Cannot find square root");let S=nt<<BigInt(p-d-1),b=a.pow(l,S);p=d,l=a.sqr(b),u=a.mul(u,l),h=a.mul(h,b)}return h}}function Eu(e){return e%mi===pi?wi:e%bi===yi?wu:e%gi===gu?xu(e):xi(e)}var Vt=(e,t)=>(J(e,t)&nt)===nt,Su=["create","isValid","is0","neg","inv","sqrt","sqr","eql","add","sub","mul","pow","div","addN","subN","mulN","sqrN"];function co(e){let t={ORDER:"bigint",MASK:"bigint",BYTES:"number",BITS:"number"},r=Su.reduce((n,o)=>(n[o]="function",n),t);return se(e,r),e}function vu(e,t,r){if(r<dt)throw new Error("invalid exponent, negatives unsupported");if(r===dt)return e.ONE;if(r===nt)return t;let n=e.ONE,o=t;for(;r>dt;)r&nt&&(n=e.mul(n,o)),o=e.sqr(o),r>>=nt;return n}function sr(e,t,r=!1){let n=new Array(t.length).fill(r?e.ZERO:void 0),o=t.reduce((i,c,a)=>e.is0(c)?i:(n[a]=i,e.mul(i,c)),e.ONE),s=e.inv(o);return t.reduceRight((i,c,a)=>e.is0(c)?i:(n[a]=e.mul(i,n[a]),e.mul(i,c)),s),n}function di(e,t){let r=(e.ORDER-nt)/ye,n=e.pow(t,r),o=e.eql(n,e.ONE),s=e.