@libp2p/websockets/dist/index.min.js

JavaScript implementation of the WebSockets module that libp2p uses and that implements the interface-transport spec

(function (root, factory) {(typeof module === 'object' && module.exports) ? module.exports = factory() : root.Libp2PWebsockets = factory()}(typeof self !== 'undefined' ? self : this, function () {
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o=fr(t,r,n.bytes);return new e(t,r,n,o)}default:throw new Error("Invalid version")}}static createV0(t){return e.create(0,pe,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=F(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 ee(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[b,D]=le(t.subarray(r));return r+=D,b},o=n(),s=pe;if(o===18?(o=0,r=0):s=n(),o!==0&&o!==1)throw new RangeError(`Invalid CID version ${o}`);let i=r,a=n(),c=n(),l=r+c,d=l-i;return{version:o,codec:s,multihashCode:a,digestSize:c,multihashSize:d,size:l}}static parse(t,r){let[n,o]=Eo(t,r),s=e.decode(o);if(s.version===0&&t[0]!=="Q")throw 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s=[n,1];for(n=9-r.length;n>0;n--)s.push("0");r.splice.apply(r,s)}let o=new Uint8Array(t+16);for(n=0;n<r.length;n++){r[n]===""&&(r[n]="0");let s=parseInt(r[n],16);if(isNaN(s)||s<0||s>65535)throw new y("Invalid byte value in IP address");o[t++]=s>>8&255,o[t++]=s&255}return o},Er=function(e){if(e.byteLength!==4)throw new y("IPv4 address was incorrect length");let t=[];for(let r=0;r<e.byteLength;r++)t.push(e[r]);return t.join(".")},vr=function(e){if(e.byteLength!==16)throw new y("IPv6 address was incorrect length");let t=[];for(let n=0;n<e.byteLength;n+=2){let o=e[n],s=e[n+1],i=`${o.toString(16).padStart(2,"0")}${s.toString(16).padStart(2,"0")}`;t.push(i)}let r=t.join(":");try{let n=new URL(`http://[${r}]`);return n.hostname.substring(1,n.hostname.length-1)}catch{throw new y(`Invalid IPv6 address "${r}"`)}};function Cr(e){try{let t=new URL(`http://[${e}]`);return t.hostname.substring(1,t.hostname.length-1)}catch{throw new y(`Invalid IPv6 address "${e}"`)}}var Et=Object.values(de).map(e=>e.decoder),$o=function(){let e=Et[0].or(Et[1]);return Et.slice(2).forEach(t=>e=e.or(t)),e}();function Sr(e){return $o.decode(e)}function Ir(e){return t=>e.encoder.encode(t)}function Bo(e){if(parseInt(e).toString()!==e)throw new V("Value must be an integer")}function Ro(e){if(e<0)throw new V("Value must be a positive integer, or zero")}function zo(e){return t=>{if(t>e)throw new V(`Value must be smaller than or equal to ${e}`)}}function Mo(...e){return t=>{for(let r of e)r(t)}}var xe=Mo(Bo,Ro,zo(65535));var E=-1,Pt=class{protocolsByCode=new Map;protocolsByName=new Map;getCodec(t){let r;if(typeof t=="string"?r=this.protocolsByName.get(t):r=this.protocolsByCode.get(t),r==null)throw new Te(`Protocol ${t} was unknown`);return r}addCodec(t,r,n){this.protocolsByCode.set(t,r),this.protocolsByName.set(r.name,r),n?.forEach(o=>{this.protocolsByName.set(o,r)})}deleteCodec(t){let r=this.getCodec(t);r!=null&&(this.protocolsByCode.delete(r.code),this.protocolsByName.delete(r.name),r.aliases?.forEach(n=>{this.protocolsByName.delete(n)}))}},P=new Pt,ms=[{code:4,name:"ip4",size:32,valueToBytes:It,bytesToValue:Er,validate:e=>{if(!re(e))throw new V(`Invalid IPv4 address "${e}"`)}},{code:6,name:"tcp",size:16,valueToBytes:X,bytesToValue:ne,validate:xe},{code:273,name:"udp",size:16,valueToBytes:X,bytesToValue:ne,validate:xe},{code:33,name:"dccp",size:16,valueToBytes:X,bytesToValue:ne,validate:xe},{code:41,name:"ip6",size:128,valueToBytes:yr,bytesToValue:vr,stringToValue:Cr,validate:e=>{if(!_e(e))throw new V(`Invalid IPv6 address 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Pr(e){let t=[],r=0;for(;r<e.length;){let n=gt(e,r),o=P.getCodec(n),s=te(n),i=xs(o,e,r+s),a=0;i>0&&o.size===E&&(a=te(i));let c=s+a+i,l={code:n,name:o.name,bytes:e.subarray(r,r+c)};if(i>0){let d=r+s+a,b=e.subarray(d,d+i);l.value=o.bytesToValue?.(b)??O(b)}t.push(l),r+=c}return t}function Dr(e){let t=0,r=[];for(let n of e){if(n.bytes==null){let o=P.getCodec(n.code),s=te(n.code),i,a=0,c=0;n.value!=null&&(i=o.valueToBytes?.(n.value)??z(n.value),a=i.byteLength,o.size===E&&(c=te(a)));let l=new Uint8Array(s+c+a),d=0;wt(n.code,l,d),d+=s,i!=null&&(o.size===E&&(wt(a,l,d),d+=c),l.set(i,d)),n.bytes=l}r.push(n.bytes),t+=n.bytes.byteLength}return me(r,t)}function Tr(e){if(e.charAt(0)!=="/")throw new y('String multiaddr must start with "/"');let t=[],r="protocol",n="",o="";for(let s=1;s<e.length;s++){let i=e.charAt(s);i!=="/"&&(r==="protocol"?o+=e.charAt(s):n+=e.charAt(s));let a=s===e.length-1;if(i==="/"||a){let c=P.getCodec(o);if(r==="protocol"){if(c.size==null||c.size===0){t.push({code:c.code,name:c.name}),n="",o="",r="protocol";continue}else if(a)throw new y(`Component ${o} was missing value`);r="value"}else if(r==="value"){let l={code:c.code,name:c.name};if(c.size!=null&&c.size!==0){if(n==="")throw new y(`Component ${o} was missing value`);l.value=c.stringToValue?.(n)??n}t.push(l),n="",o="",r="protocol"}}}if(o!==""&&n!=="")throw new y("Incomplete multiaddr");return t}function Ar(e){return`/${e.flatMap(t=>{if(t.value==null)return t.name;let r=P.getCodec(t.code);if(r==null)throw new y(`Unknown protocol code ${t.code}`);return[t.name,r.valueToString?.(t.value)??t.value]}).join("/")}`}function xs(e,t,r){return e.size==null||e.size===0?0:e.size>0?e.size/8:gt(t,r)}var ws=Symbol.for("nodejs.util.inspect.custom"),Lt=Symbol.for("@multiformats/multiaddr"),gs=[53,54,55,56],Nt=class extends Error{constructor(t="No available resolver"){super(t),this.name="NoAvailableResolverError"}};function 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ln({logger:this.logger,events:this.components.events,metrics:this.components.metrics},{...this.init,...t})}listenFilter(t){return t=Array.isArray(t)?t:[t],this.init?.filter!=null?this.init?.filter(t):cn(t)}dialFilter(t){return this.listenFilter(t)}};function zs(e={}){return t=>new kt(t,e)}return gn(Ms);})();
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