torrefy - npm Package Compare versions

Comparing version 2.0.1 to 2.0.2

dist/decode.d.ts

@@ -0,1 +1,34 @@
+import { BData, BList, BObject } from "./encode.js";
+declare enum TokenType {
+    Integer = "Integer",
+    ByteString = "ByteString",
+    ListStart = "ListStart",
+    ListEnd = "ListEnd",
+    DictionaryStart = "DictionaryStart",
+    DictionaryEnd = "DictionaryEnd"
+}
+interface IntegerToken {
+    type: TokenType.Integer;
+    value: Uint8Array;
+}
+interface ByteStringToken {
+    type: TokenType.ByteString;
+    value: Uint8Array;
+}
+interface ListStartToken {
+    type: TokenType.ListStart;
+}
+interface ListEndToken {
+    type: TokenType.ListEnd;
+}
+interface DictionaryStartToken {
+    type: TokenType.DictionaryStart;
+}
+interface DictionaryEndToken {
+    type: TokenType.DictionaryEnd;
+}
+declare type Token<T extends TokenType = TokenType> = T extends TokenType.Integer ? IntegerToken : T extends TokenType.ByteString ? ByteStringToken : T extends TokenType.ListStart ? ListStartToken : T extends TokenType.ListEnd ? ListEndToken : T extends TokenType.DictionaryStart ? DictionaryStartToken : T extends TokenType.DictionaryEnd ? DictionaryEndToken : IntegerToken | ByteStringToken | ListStartToken | ListEndToken | DictionaryStartToken | DictionaryEndToken;
+export declare function makeTokenizer(): TransformStream<Uint8Array, IntegerToken | ByteStringToken | ListStartToken | ListEndToken | DictionaryStartToken | DictionaryEndToken>;
+export declare function parse(tokenReadableStream: ReadableStream<Token>): Promise<string | number | bigint | BObject | BList | undefined>;
+export declare function decode(torrentReadableStream: ReadableStream<Uint8Array>): Promise<BData>;
 export {};

dist/index.d.ts

 export * from "./utils.js";
 export * from "./encode.js";
+export * from "./decode.js";
 export * from "./create.js";

dist/index.js

@@ -1,1 +0,1 @@
-var t={340:t=>{const e=Symbol("path-store-trunk");class n{constructor(t=[]){this._root=new Map,this._size=0;for(const[e,n]of t)this.set(e,n)}set(t,e){return r.call(this,t,e)}has(t){return o.call(this,t)}get(t){return s.call(this,t)}delete(t){return i.call(this,t)}get size(){return this._size}clear(){this._root.clear(),this._size=0}hasPrefix(t){return u.call(this,t)}get[Symbol.toStringTag](){return"ArrayKeyedMap"}*[Symbol.iterator](){yield*a.call(this)}*entries(){yield*a.call(this)}*keys(){yield*h.call(this)}*values(){yield*c.call(this)}forEach(t,e){f.call(this,t,e)}}function r(t,n){let r=this._root;for(const e of t){let t=r.get(e);t||(t=new Map,r.set(e,t)),r=t}return r.has(e)||(this._size+=1),r.set(e,n),this}function o(t){let n=this._root;for(const e of t){const t=n.get(e);if(!t)return!1;n=t}return n.has(e)}function s(t){let n=this._root;for(const e of t)if(n=n.get(e),!n)return;return n.get(e)}function i(t){let n=this._root;const r=[];for(const e of t){const t=n.get(e);if(!t)return!1;r.unshift({parent:n,child:t,item:e}),n=t}const o=n.delete(e);if(o){this._size-=1;for(const{parent:t,child:e,item:n}of r)0===e.size&&t.delete(n)}return o}function u(t){let e=this._root;for(const n of t)if(e=e.get(n),!e)return!1;return!0}function*a(){const t=[{path:[],map:this._root}];for(;t.length>0;){const{path:n,map:r}=t.pop();for(const[o,s]of r.entries())o===e?yield[n,s]:t.push({path:n.concat([o]),map:s})}}function*h(){for(const[t]of this.entries())yield t}function*c(){for(const[,t]of this.entries())yield t}function f(t,e){for(const[n,r]of this.entries())t.call(e,r,n,this)}t.exports=n},913:()=>{try{self["workbox:core:6.5.3"]&&_()}catch(t){}},1:()=>{try{self["workbox:streams:6.5.3"]&&_()}catch(t){}},211:(t,e,n)=>{n.r(e),n.d(e,{default:()=>g});const r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";function o(t,e,n,r){let o,s,i;const u=e||[0],a=(n=n||0)>>>3,h=-1===r?3:0;for(o=0;o<t.length;o+=1)i=o+a,s=i>>>2,u.length<=s&&u.push(0),u[s]|=t[o]<<8*(h+r*(i%4));return{value:u,binLen:8*t.length+n}}function s(t,e,n){switch(e){case"UTF8":case"UTF16BE":case"UTF16LE":break;default:throw new Error("encoding must be UTF8, UTF16BE, or UTF16LE")}switch(t){case"HEX":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;if(0!=t.length%2)throw new Error("String of HEX type must be in byte increments");const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(o=0;o<t.length;o+=2){if(s=parseInt(t.substr(o,2),16),isNaN(s))throw new Error("String of HEX type contains invalid characters");for(u=(o>>>1)+h,i=u>>>2;a.length<=i;)a.push(0);a[i]|=s<<8*(c+r*(u%4))}return{value:a,binLen:4*t.length+n}}(t,e,r,n)};case"TEXT":return function(t,r,o){return function(t,e,n,r,o){let s,i,u,a,h,c,f,l,p=0;const d=n||[0],w=(r=r||0)>>>3;if("UTF8"===e)for(f=-1===o?3:0,u=0;u<t.length;u+=1)for(s=t.charCodeAt(u),i=[],128>s?i.push(s):2048>s?(i.push(192|s>>>6),i.push(128|63&s)):55296>s||57344<=s?i.push(224|s>>>12,128|s>>>6&63,128|63&s):(u+=1,s=65536+((1023&s)<<10|1023&t.charCodeAt(u)),i.push(240|s>>>18,128|s>>>12&63,128|s>>>6&63,128|63&s)),a=0;a<i.length;a+=1){for(c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=i[a]<<8*(f+o*(c%4)),p+=1}else for(f=-1===o?2:0,l="UTF16LE"===e&&1!==o||"UTF16LE"!==e&&1===o,u=0;u<t.length;u+=1){for(s=t.charCodeAt(u),!0===l&&(a=255&s,s=a<<8|s>>>8),c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=s<<8*(f+o*(c%4)),p+=2}return{value:d,binLen:8*p+r}}(t,e,r,o,n)};case"B64":return function(t,e,o){return function(t,e,n,o){let s,i,u,a,h,c,f,l=0;const p=e||[0],d=(n=n||0)>>>3,w=-1===o?3:0,g=t.indexOf("=");if(-1===t.search(/^[a-zA-Z0-9=+/]+$/))throw new Error("Invalid character in base-64 string");if(t=t.replace(/=/g,""),-1!==g&&g<t.length)throw new Error("Invalid '=' found in base-64 string");for(i=0;i<t.length;i+=4){for(h=t.substr(i,4),a=0,u=0;u<h.length;u+=1)s=r.indexOf(h.charAt(u)),a|=s<<18-6*u;for(u=0;u<h.length-1;u+=1){for(f=l+d,c=f>>>2;p.length<=c;)p.push(0);p[c]|=(a>>>16-8*u&255)<<8*(w+o*(f%4)),l+=1}}return{value:p,binLen:8*l+n}}(t,e,o,n)};case"BYTES":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(s=0;s<t.length;s+=1)o=t.charCodeAt(s),u=s+h,i=u>>>2,a.length<=i&&a.push(0),a[i]|=o<<8*(c+r*(u%4));return{value:a,binLen:8*t.length+n}}(t,e,r,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t,e,r){return function(t,e,n,r){return o(new Uint8Array(t),e,n,r)}(t,e,r,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t,e,r){return o(t,e,r,n)};default:throw new Error("format must be HEX, TEXT, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function i(t,e,n,o){switch(t){case"HEX":return function(t){return function(t,e,n,r){const o="0123456789abcdef";let s,i,u="";const a=e/8,h=-1===n?3:0;for(s=0;s<a;s+=1)i=t[s>>>2]>>>8*(h+n*(s%4)),u+=o.charAt(i>>>4&15)+o.charAt(15&i);return r.outputUpper?u.toUpperCase():u}(t,e,n,o)};case"B64":return function(t){return function(t,e,n,o){let s,i,u,a,h,c="";const f=e/8,l=-1===n?3:0;for(s=0;s<f;s+=3)for(a=s+1<f?t[s+1>>>2]:0,h=s+2<f?t[s+2>>>2]:0,u=(t[s>>>2]>>>8*(l+n*(s%4))&255)<<16|(a>>>8*(l+n*((s+1)%4))&255)<<8|h>>>8*(l+n*((s+2)%4))&255,i=0;i<4;i+=1)c+=8*s+6*i<=e?r.charAt(u>>>6*(3-i)&63):o.b64Pad;return c}(t,e,n,o)};case"BYTES":return function(t){return function(t,e,n){let r,o,s="";const i=e/8,u=-1===n?3:0;for(r=0;r<i;r+=1)o=t[r>>>2]>>>8*(u+n*(r%4))&255,s+=String.fromCharCode(o);return s}(t,e,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=new ArrayBuffer(o),i=new Uint8Array(s),u=-1===n?3:0;for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(u+n*(r%4))&255;return s}(t,e,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=-1===n?3:0,i=new Uint8Array(o);for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(s+n*(r%4))&255;return i}(t,e,n)};default:throw new Error("format must be HEX, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function u(t){const e={outputUpper:!1,b64Pad:"=",outputLen:-1},n=t||{},r="Output length must be a multiple of 8";if(e.outputUpper=n.outputUpper||!1,n.b64Pad&&(e.b64Pad=n.b64Pad),n.outputLen){if(n.outputLen%8!=0)throw new Error(r);e.outputLen=n.outputLen}else if(n.shakeLen){if(n.shakeLen%8!=0)throw new Error(r);e.outputLen=n.shakeLen}if("boolean"!=typeof e.outputUpper)throw new Error("Invalid outputUpper formatting option");if("string"!=typeof e.b64Pad)throw new Error("Invalid b64Pad formatting option");return e}function a(t,e){return t<<e|t>>>32-e}function h(t,e,n){return t^e^n}function c(t,e,n){return t&e^t&n^e&n}function f(t,e){const n=(65535&t)+(65535&e);return(65535&(t>>>16)+(e>>>16)+(n>>>16))<<16|65535&n}function l(t,e,n,r,o){const s=(65535&t)+(65535&e)+(65535&n)+(65535&r)+(65535&o);return(65535&(t>>>16)+(e>>>16)+(n>>>16)+(r>>>16)+(o>>>16)+(s>>>16))<<16|65535&s}function p(t){return[1732584193,4023233417,2562383102,271733878,3285377520]}function d(t,e){let n,r,o,s,i,u,p;const d=[];for(n=e[0],r=e[1],o=e[2],s=e[3],i=e[4],p=0;p<80;p+=1)d[p]=p<16?t[p]:a(d[p-3]^d[p-8]^d[p-14]^d[p-16],1),u=p<20?l(a(n,5),(w=r)&o^~w&s,i,1518500249,d[p]):p<40?l(a(n,5),h(r,o,s),i,1859775393,d[p]):p<60?l(a(n,5),c(r,o,s),i,2400959708,d[p]):l(a(n,5),h(r,o,s),i,3395469782,d[p]),i=s,s=o,o=a(r,30),r=n,n=u;var w;return e[0]=f(n,e[0]),e[1]=f(r,e[1]),e[2]=f(o,e[2]),e[3]=f(s,e[3]),e[4]=f(i,e[4]),e}function w(t,e,n,r){let o;const s=15+(e+65>>>9<<4),i=e+n;for(;t.length<=s;)t.push(0);for(t[e>>>5]|=128<<24-e%32,t[s]=4294967295&i,t[s-1]=i/4294967296|0,o=0;o<t.length;o+=16)r=d(t.slice(o,o+16),r);return r}class g extends class{constructor(t,e,n){const r=n||{};if(this.t=e,this.i=r.encoding||"UTF8",this.numRounds=r.numRounds||1,isNaN(this.numRounds)||this.numRounds!==parseInt(this.numRounds,10)||1>this.numRounds)throw new Error("numRounds must a integer >= 1");this.o=t,this.h=[],this.u=0,this.l=!1,this.A=0,this.p=!1,this.R=[],this.U=[]}update(t){let e,n=0;const r=this.T>>>5,o=this.F(t,this.h,this.u),s=o.binLen,i=o.value,u=s>>>5;for(e=0;e<u;e+=r)n+this.T<=s&&(this.m=this.g(i.slice(e,e+r),this.m),n+=this.T);return this.A+=n,this.h=i.slice(n>>>5),this.u=s%this.T,this.l=!0,this}getHash(t,e){let n,r,o=this.B;const s=u(e);if(this.v){if(-1===s.outputLen)throw new Error("Output length must be specified in options");o=s.outputLen}const a=i(t,o,this.Y,s);if(this.p&&this.H)return a(this.H(s));for(r=this.C(this.h.slice(),this.u,this.A,this.I(this.m),o),n=1;n<this.numRounds;n+=1)this.v&&o%32!=0&&(r[r.length-1]&=16777215>>>24-o%32),r=this.C(r,o,0,this.L(this.o),o);return a(r)}setHMACKey(t,e,n){if(!this.M)throw new Error("Variant does not support HMAC");if(this.l)throw new Error("Cannot set MAC key after calling update");const r=s(e,(n||{}).encoding||"UTF8",this.Y);this.N(r(t))}N(t){const e=this.T>>>3,n=e/4-1;let r;if(1!==this.numRounds)throw new Error("Cannot set numRounds with MAC");if(this.p)throw new Error("MAC key already set");for(e<t.binLen/8&&(t.value=this.C(t.value,t.binLen,0,this.L(this.o),this.B));t.value.length<=n;)t.value.push(0);for(r=0;r<=n;r+=1)this.R[r]=909522486^t.value[r],this.U[r]=1549556828^t.value[r];this.m=this.g(this.R,this.m),this.A=this.T,this.p=!0}getHMAC(t,e){const n=u(e);return i(t,this.B,this.Y,n)(this.S())}S(){let t;if(!this.p)throw new Error("Cannot call getHMAC without first setting MAC key");const e=this.C(this.h.slice(),this.u,this.A,this.I(this.m),this.B);return t=this.g(this.U,this.L(this.o)),t=this.C(e,this.B,this.T,t,this.B),t}}{constructor(t,e,n){if("SHA-1"!==t)throw new Error("Chosen SHA variant is not supported");super(t,e,n);const r=n||{};this.M=!0,this.H=this.S,this.Y=-1,this.F=s(this.t,this.i,this.Y),this.g=d,this.I=function(t){return t.slice()},this.L=p,this.C=w,this.m=[1732584193,4023233417,2562383102,271733878,3285377520],this.T=512,this.B=160,this.v=!1,r.hmacKey&&this.N(function(t,e,n,r){const o="hmacKey must include a value and format";if(!e)throw new Error(o);if(void 0===e.value||!e.format)throw new Error(o);return s(e.format,e.encoding||"UTF8",n)(e.value)}(0,r.hmacKey,this.Y))}}},673:(t,e,n)=>{n.r(e),n.d(e,{default:()=>E});const r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";function o(t,e,n,r){let o,s,i;const u=e||[0],a=(n=n||0)>>>3,h=-1===r?3:0;for(o=0;o<t.length;o+=1)i=o+a,s=i>>>2,u.length<=s&&u.push(0),u[s]|=t[o]<<8*(h+r*(i%4));return{value:u,binLen:8*t.length+n}}function s(t,e,n){switch(e){case"UTF8":case"UTF16BE":case"UTF16LE":break;default:throw new Error("encoding must be UTF8, UTF16BE, or UTF16LE")}switch(t){case"HEX":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;if(0!=t.length%2)throw new Error("String of HEX type must be in byte increments");const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(o=0;o<t.length;o+=2){if(s=parseInt(t.substr(o,2),16),isNaN(s))throw new Error("String of HEX type contains invalid characters");for(u=(o>>>1)+h,i=u>>>2;a.length<=i;)a.push(0);a[i]|=s<<8*(c+r*(u%4))}return{value:a,binLen:4*t.length+n}}(t,e,r,n)};case"TEXT":return function(t,r,o){return function(t,e,n,r,o){let s,i,u,a,h,c,f,l,p=0;const d=n||[0],w=(r=r||0)>>>3;if("UTF8"===e)for(f=-1===o?3:0,u=0;u<t.length;u+=1)for(s=t.charCodeAt(u),i=[],128>s?i.push(s):2048>s?(i.push(192|s>>>6),i.push(128|63&s)):55296>s||57344<=s?i.push(224|s>>>12,128|s>>>6&63,128|63&s):(u+=1,s=65536+((1023&s)<<10|1023&t.charCodeAt(u)),i.push(240|s>>>18,128|s>>>12&63,128|s>>>6&63,128|63&s)),a=0;a<i.length;a+=1){for(c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=i[a]<<8*(f+o*(c%4)),p+=1}else for(f=-1===o?2:0,l="UTF16LE"===e&&1!==o||"UTF16LE"!==e&&1===o,u=0;u<t.length;u+=1){for(s=t.charCodeAt(u),!0===l&&(a=255&s,s=a<<8|s>>>8),c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=s<<8*(f+o*(c%4)),p+=2}return{value:d,binLen:8*p+r}}(t,e,r,o,n)};case"B64":return function(t,e,o){return function(t,e,n,o){let s,i,u,a,h,c,f,l=0;const p=e||[0],d=(n=n||0)>>>3,w=-1===o?3:0,g=t.indexOf("=");if(-1===t.search(/^[a-zA-Z0-9=+/]+$/))throw new Error("Invalid character in base-64 string");if(t=t.replace(/=/g,""),-1!==g&&g<t.length)throw new Error("Invalid '=' found in base-64 string");for(i=0;i<t.length;i+=4){for(h=t.substr(i,4),a=0,u=0;u<h.length;u+=1)s=r.indexOf(h.charAt(u)),a|=s<<18-6*u;for(u=0;u<h.length-1;u+=1){for(f=l+d,c=f>>>2;p.length<=c;)p.push(0);p[c]|=(a>>>16-8*u&255)<<8*(w+o*(f%4)),l+=1}}return{value:p,binLen:8*l+n}}(t,e,o,n)};case"BYTES":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(s=0;s<t.length;s+=1)o=t.charCodeAt(s),u=s+h,i=u>>>2,a.length<=i&&a.push(0),a[i]|=o<<8*(c+r*(u%4));return{value:a,binLen:8*t.length+n}}(t,e,r,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t,e,r){return function(t,e,n,r){return o(new Uint8Array(t),e,n,r)}(t,e,r,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t,e,r){return o(t,e,r,n)};default:throw new Error("format must be HEX, TEXT, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function i(t,e,n,o){switch(t){case"HEX":return function(t){return function(t,e,n,r){const o="0123456789abcdef";let s,i,u="";const a=e/8,h=-1===n?3:0;for(s=0;s<a;s+=1)i=t[s>>>2]>>>8*(h+n*(s%4)),u+=o.charAt(i>>>4&15)+o.charAt(15&i);return r.outputUpper?u.toUpperCase():u}(t,e,n,o)};case"B64":return function(t){return function(t,e,n,o){let s,i,u,a,h,c="";const f=e/8,l=-1===n?3:0;for(s=0;s<f;s+=3)for(a=s+1<f?t[s+1>>>2]:0,h=s+2<f?t[s+2>>>2]:0,u=(t[s>>>2]>>>8*(l+n*(s%4))&255)<<16|(a>>>8*(l+n*((s+1)%4))&255)<<8|h>>>8*(l+n*((s+2)%4))&255,i=0;i<4;i+=1)c+=8*s+6*i<=e?r.charAt(u>>>6*(3-i)&63):o.b64Pad;return c}(t,e,n,o)};case"BYTES":return function(t){return function(t,e,n){let r,o,s="";const i=e/8,u=-1===n?3:0;for(r=0;r<i;r+=1)o=t[r>>>2]>>>8*(u+n*(r%4))&255,s+=String.fromCharCode(o);return s}(t,e,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=new ArrayBuffer(o),i=new 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Promise.resolve().then(n.bind(n,673)),e=new t("SHA-256","UINT8ARRAY");e.update(r),s=e.getHash("UINT8ARRAY")}e.push(s),e.length===b&&(o.enqueue(e),e=[])},flush:async n=>{if(0===t)return;let r=0;if(t<b)r=l(t)-t;else{const e=t%b;e>0&&(r=b-e)}if(r>0)for(let t=0;t<r;++t)e.push(I);e.length>0&&n.enqueue(e)}})}()).pipeThrough(Y(!0)),[r,o]=e.tee();return[o.pipeThrough(k()).pipeThrough(Y()),r]}(r),a=new Response(s).arrayBuffer();if(e.size>A){const t=new Response(i).arrayBuffer();o.set(await a,await t)}e.size>0&&(t[""]["pieces root"]=await a)}function C(t,e={padding:!1}){return t.pipeThrough(S(A,{padding:e.padding})).pipeThrough(function(t=!1){return new TransformStream({transform:async(e,o)=>{let s;try{s=new Uint8Array(await crypto.subtle.digest("SHA-1",e))}catch{const{default:t}=await Promise.resolve().then(n.bind(n,211)),r=new t("SHA-1","UINT8ARRAY");r.update(e),s=r.getHash("UINT8ARRAY")}o.enqueue(s),t&&r(++B,L)}})}(!0))}function S(t,e={padding:!1}){let n=new Uint8Array(t),r=0;return new TransformStream({transform:(e,o)=>{for(;r+e.length>=t;){const s=t-r;n.set(e.subarray(0,s),r),r=0,o.enqueue(new Uint8Array(n)),e=e.subarray(s)}n.set(e,r),r+=e.length},flush:o=>{r>0&&(e.padding?(n.set(new Uint8Array(t-r),r),o.enqueue(n)):o.enqueue(n.subarray(0,r)))}})}function Y(t=!1){return new TransformStream({transform:async(e,n)=>{n.enqueue(await f(e)),t&&r(++B,L)}})}function k(){let t=0,e=[];return new TransformStream({transform:n=>{++t,e.push(n)},flush:async n=>{const r=l(t)-t;if(r>0){T??=await f(Array(b).fill(new Uint8Array(32)));for(let t=0;t<r;++t)e.push(T)}n.enqueue(e)}})}}})();var o=r.SO,s=r.Xz,i=r.ul,u=r.zM,a=r.xI,h=r.$$,c=r.vB,f=r.wY,l=r.UQ,p=r.Ue,d=r.w6,w=r.cv,g=r.Dd,m=r.sK,y=r.bX,A=r.Dc,b=r.fp,v=r.xT,R=r.DN,E=r.yQ,U=r.Zk,T=r.uh;export{o as ArrayKeyedMap,s as BUFF_D,i as BUFF_E,u as BUFF_L,a as CommonPieceLength,h as DEFAULT_BLOCK_LENGTH,c as TorrentType,f as calculatePieceLength,l as collapseAnnounceList,p as create,d as decideName,w as encode,g as getCommonDir,m as getSortedIndex,y as iterableSort,A as merkleRoot,b as nextPowerOfTwo,v as padFiles,R as parseFileTree,E as useArrayBufferPromiseHook,U as useTextPromiseHook,T as useUint8ArrayStreamHook};
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t=n.get(e);if(!t)return!1;r.unshift({parent:n,child:t,item:e}),n=t}const o=n.delete(e);if(o){this._size-=1;for(const{parent:t,child:e,item:n}of r)0===e.size&&t.delete(n)}return o}function a(t){let e=this._root;for(const n of t)if(e=e.get(n),!e)return!1;return!0}function*u(){const t=[{path:[],map:this._root}];for(;t.length>0;){const{path:n,map:r}=t.pop();for(const[o,s]of r.entries())o===e?yield[n,s]:t.push({path:n.concat([o]),map:s})}}function*h(){for(const[t]of this.entries())yield t}function*c(){for(const[,t]of this.entries())yield t}function f(t,e){for(const[n,r]of this.entries())t.call(e,r,n,this)}t.exports=n},913:()=>{try{self["workbox:core:6.5.3"]&&_()}catch(t){}},1:()=>{try{self["workbox:streams:6.5.3"]&&_()}catch(t){}},211:(t,e,n)=>{n.r(e),n.d(e,{default:()=>y});const r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";function o(t,e,n,r){let o,s,i;const a=e||[0],u=(n=n||0)>>>3,h=-1===r?3:0;for(o=0;o<t.length;o+=1)i=o+u,s=i>>>2,a.length<=s&&a.push(0),a[s]|=t[o]<<8*(h+r*(i%4));return{value:a,binLen:8*t.length+n}}function s(t,e,n){switch(e){case"UTF8":case"UTF16BE":case"UTF16LE":break;default:throw new Error("encoding must be UTF8, UTF16BE, or UTF16LE")}switch(t){case"HEX":return function(t,e,r){return function(t,e,n,r){let o,s,i,a;if(0!=t.length%2)throw new Error("String of HEX type must be in byte increments");const u=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(o=0;o<t.length;o+=2){if(s=parseInt(t.substr(o,2),16),isNaN(s))throw new Error("String of HEX type contains invalid characters");for(a=(o>>>1)+h,i=a>>>2;u.length<=i;)u.push(0);u[i]|=s<<8*(c+r*(a%4))}return{value:u,binLen:4*t.length+n}}(t,e,r,n)};case"TEXT":return function(t,r,o){return function(t,e,n,r,o){let s,i,a,u,h,c,f,l,p=0;const d=n||[0],g=(r=r||0)>>>3;if("UTF8"===e)for(f=-1===o?3:0,a=0;a<t.length;a+=1)for(s=t.charCodeAt(a),i=[],128>s?i.push(s):2048>s?(i.push(192|s>>>6),i.push(128|63&s)):55296>s||57344<=s?i.push(224|s>>>12,128|s>>>6&63,128|63&s):(a+=1,s=65536+((1023&s)<<10|1023&t.charCodeAt(a)),i.push(240|s>>>18,128|s>>>12&63,128|s>>>6&63,128|63&s)),u=0;u<i.length;u+=1){for(c=p+g,h=c>>>2;d.length<=h;)d.push(0);d[h]|=i[u]<<8*(f+o*(c%4)),p+=1}else for(f=-1===o?2:0,l="UTF16LE"===e&&1!==o||"UTF16LE"!==e&&1===o,a=0;a<t.length;a+=1){for(s=t.charCodeAt(a),!0===l&&(u=255&s,s=u<<8|s>>>8),c=p+g,h=c>>>2;d.length<=h;)d.push(0);d[h]|=s<<8*(f+o*(c%4)),p+=2}return{value:d,binLen:8*p+r}}(t,e,r,o,n)};case"B64":return function(t,e,o){return function(t,e,n,o){let s,i,a,u,h,c,f,l=0;const p=e||[0],d=(n=n||0)>>>3,g=-1===o?3:0,y=t.indexOf("=");if(-1===t.search(/^[a-zA-Z0-9=+/]+$/))throw new Error("Invalid character in base-64 string");if(t=t.replace(/=/g,""),-1!==y&&y<t.length)throw new Error("Invalid '=' found in base-64 string");for(i=0;i<t.length;i+=4){for(h=t.substr(i,4),u=0,a=0;a<h.length;a+=1)s=r.indexOf(h.charAt(a)),u|=s<<18-6*a;for(a=0;a<h.length-1;a+=1){for(f=l+d,c=f>>>2;p.length<=c;)p.push(0);p[c]|=(u>>>16-8*a&255)<<8*(g+o*(f%4)),l+=1}}return{value:p,binLen:8*l+n}}(t,e,o,n)};case"BYTES":return function(t,e,r){return function(t,e,n,r){let o,s,i,a;const u=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(s=0;s<t.length;s+=1)o=t.charCodeAt(s),a=s+h,i=a>>>2,u.length<=i&&u.push(0),u[i]|=o<<8*(c+r*(a%4));return{value:u,binLen:8*t.length+n}}(t,e,r,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t,e,r){return function(t,e,n,r){return o(new Uint8Array(t),e,n,r)}(t,e,r,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t,e,r){return o(t,e,r,n)};default:throw new Error("format must be HEX, TEXT, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function i(t,e,n,o){switch(t){case"HEX":return function(t){return function(t,e,n,r){const o="0123456789abcdef";let s,i,a="";const u=e/8,h=-1===n?3:0;for(s=0;s<u;s+=1)i=t[s>>>2]>>>8*(h+n*(s%4)),a+=o.charAt(i>>>4&15)+o.charAt(15&i);return r.outputUpper?a.toUpperCase():a}(t,e,n,o)};case"B64":return function(t){return function(t,e,n,o){let s,i,a,u,h,c="";const f=e/8,l=-1===n?3:0;for(s=0;s<f;s+=3)for(u=s+1<f?t[s+1>>>2]:0,h=s+2<f?t[s+2>>>2]:0,a=(t[s>>>2]>>>8*(l+n*(s%4))&255)<<16|(u>>>8*(l+n*((s+1)%4))&255)<<8|h>>>8*(l+n*((s+2)%4))&255,i=0;i<4;i+=1)c+=8*s+6*i<=e?r.charAt(a>>>6*(3-i)&63):o.b64Pad;return c}(t,e,n,o)};case"BYTES":return function(t){return function(t,e,n){let r,o,s="";const i=e/8,a=-1===n?3:0;for(r=0;r<i;r+=1)o=t[r>>>2]>>>8*(a+n*(r%4))&255,s+=String.fromCharCode(o);return s}(t,e,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=new ArrayBuffer(o),i=new Uint8Array(s),a=-1===n?3:0;for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(a+n*(r%4))&255;return s}(t,e,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=-1===n?3:0,i=new Uint8Array(o);for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(s+n*(r%4))&255;return i}(t,e,n)};default:throw new Error("format must be HEX, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function a(t){const e={outputUpper:!1,b64Pad:"=",outputLen:-1},n=t||{},r="Output length must be a multiple of 8";if(e.outputUpper=n.outputUpper||!1,n.b64Pad&&(e.b64Pad=n.b64Pad),n.outputLen){if(n.outputLen%8!=0)throw new Error(r);e.outputLen=n.outputLen}else if(n.shakeLen){if(n.shakeLen%8!=0)throw new Error(r);e.outputLen=n.shakeLen}if("boolean"!=typeof e.outputUpper)throw new Error("Invalid outputUpper formatting option");if("string"!=typeof e.b64Pad)throw new Error("Invalid b64Pad formatting option");return e}function u(t,e){return t<<e|t>>>32-e}function h(t,e,n){return t^e^n}function c(t,e,n){return t&e^t&n^e&n}function f(t,e){const n=(65535&t)+(65535&e);return(65535&(t>>>16)+(e>>>16)+(n>>>16))<<16|65535&n}function l(t,e,n,r,o){const s=(65535&t)+(65535&e)+(65535&n)+(65535&r)+(65535&o);return(65535&(t>>>16)+(e>>>16)+(n>>>16)+(r>>>16)+(o>>>16)+(s>>>16))<<16|65535&s}function p(t){return[1732584193,4023233417,2562383102,271733878,3285377520]}function d(t,e){let n,r,o,s,i,a,p;const d=[];for(n=e[0],r=e[1],o=e[2],s=e[3],i=e[4],p=0;p<80;p+=1)d[p]=p<16?t[p]:u(d[p-3]^d[p-8]^d[p-14]^d[p-16],1),a=p<20?l(u(n,5),(g=r)&o^~g&s,i,1518500249,d[p]):p<40?l(u(n,5),h(r,o,s),i,1859775393,d[p]):p<60?l(u(n,5),c(r,o,s),i,2400959708,d[p]):l(u(n,5),h(r,o,s),i,3395469782,d[p]),i=s,s=o,o=u(r,30),r=n,n=a;var g;return e[0]=f(n,e[0]),e[1]=f(r,e[1]),e[2]=f(o,e[2]),e[3]=f(s,e[3]),e[4]=f(i,e[4]),e}function g(t,e,n,r){let o;const s=15+(e+65>>>9<<4),i=e+n;for(;t.length<=s;)t.push(0);for(t[e>>>5]|=128<<24-e%32,t[s]=4294967295&i,t[s-1]=i/4294967296|0,o=0;o<t.length;o+=16)r=d(t.slice(o,o+16),r);return r}class y extends class{constructor(t,e,n){const r=n||{};if(this.t=e,this.i=r.encoding||"UTF8",this.numRounds=r.numRounds||1,isNaN(this.numRounds)||this.numRounds!==parseInt(this.numRounds,10)||1>this.numRounds)throw new Error("numRounds must a integer >= 1");this.o=t,this.h=[],this.u=0,this.l=!1,this.A=0,this.p=!1,this.R=[],this.U=[]}update(t){let e,n=0;const r=this.T>>>5,o=this.F(t,this.h,this.u),s=o.binLen,i=o.value,a=s>>>5;for(e=0;e<a;e+=r)n+this.T<=s&&(this.m=this.g(i.slice(e,e+r),this.m),n+=this.T);return this.A+=n,this.h=i.slice(n>>>5),this.u=s%this.T,this.l=!0,this}getHash(t,e){let n,r,o=this.B;const s=a(e);if(this.v){if(-1===s.outputLen)throw new Error("Output length must be specified in options");o=s.outputLen}const u=i(t,o,this.Y,s);if(this.p&&this.H)return u(this.H(s));for(r=this.C(this.h.slice(),this.u,this.A,this.I(this.m),o),n=1;n<this.numRounds;n+=1)this.v&&o%32!=0&&(r[r.length-1]&=16777215>>>24-o%32),r=this.C(r,o,0,this.L(this.o),o);return u(r)}setHMACKey(t,e,n){if(!this.M)throw new Error("Variant does not support HMAC");if(this.l)throw new Error("Cannot set MAC key after calling update");const r=s(e,(n||{}).encoding||"UTF8",this.Y);this.N(r(t))}N(t){const e=this.T>>>3,n=e/4-1;let r;if(1!==this.numRounds)throw new Error("Cannot set numRounds with MAC");if(this.p)throw new Error("MAC key already set");for(e<t.binLen/8&&(t.value=this.C(t.value,t.binLen,0,this.L(this.o),this.B));t.value.length<=n;)t.value.push(0);for(r=0;r<=n;r+=1)this.R[r]=909522486^t.value[r],this.U[r]=1549556828^t.value[r];this.m=this.g(this.R,this.m),this.A=this.T,this.p=!0}getHMAC(t,e){const n=a(e);return i(t,this.B,this.Y,n)(this.S())}S(){let t;if(!this.p)throw new Error("Cannot call getHMAC without first setting MAC key");const e=this.C(this.h.slice(),this.u,this.A,this.I(this.m),this.B);return t=this.g(this.U,this.L(this.o)),t=this.C(e,this.B,this.T,t,this.B),t}}{constructor(t,e,n){if("SHA-1"!==t)throw new Error("Chosen SHA variant is not supported");super(t,e,n);const r=n||{};this.M=!0,this.H=this.S,this.Y=-1,this.F=s(this.t,this.i,this.Y),this.g=d,this.I=function(t){return t.slice()},this.L=p,this.C=g,this.m=[1732584193,4023233417,2562383102,271733878,3285377520],this.T=512,this.B=160,this.v=!1,r.hmacKey&&this.N(function(t,e,n,r){const o="hmacKey must include a value and format";if(!e)throw new Error(o);if(void 0===e.value||!e.format)throw new Error(o);return s(e.format,e.encoding||"UTF8",n)(e.value)}(0,r.hmacKey,this.Y))}}},673:(t,e,n)=>{n.r(e),n.d(e,{default:()=>U});const r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";function o(t,e,n,r){let o,s,i;const 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e[r].then((t=>t.read())).then((o=>{if(o.done)return r++,r>=e.length?(t.close(),void n.resolve()):this.pull(t);t.enqueue(o.value)})).catch((t=>{throw n.reject(t),t}))},cancel(){n.resolve()}});return{done:n.promise,stream:o}}var _;n(1),function(t){t.V1="v1",t.V2="v2",t.HYBRID="hybrid"}(_||(_={}));const K=16384;var X;!function(t){t[t["16KB"]=16384]="16KB",t[t["32KB"]=32768]="32KB",t[t["64KB"]=65536]="64KB",t[t["128KB"]=131072]="128KB",t[t["256KB"]=262144]="256KB",t[t["512KB"]=524288]="512KB",t[t["1MB"]=1048576]="1MB",t[t["2MB"]=2097152]="2MB",t[t["4MB"]=4194304]="4MB",t[t["8MB"]=8388608]="8MB",t[t["16MB"]=16777216]="16MB",t[t["32MB"]=33554432]="32MB"}(X||(X={}));const V=new Uint8Array(32),j={type:_.V1,addCreatedBy:!0,addCreationDate:!0,addPaddingFiles:!1,blockLength:K,sortFiles:!0,isPrivate:!1},Q={type:_.V2,addCreatedBy:!0,addCreationDate:!0,blockLength:K,metaVersion:2,isPrivate:!1},G={type:_.HYBRID,addCreatedBy:!0,addCreationDate:!0,blockLength:K,metaVersion:2,isPrivate:!1};async function Z(t,e={type:_.V1},r=((t,e)=>{})){if(0===t.length)throw new Error("empty file list");let o;switch(e.type){case _.V1:o={...j,...e};break;case _.V2:o={...Q,...e};break;case _.HYBRID:o={...G,...e}}o.pieceLength??=w(t.reduce(((t,e)=>t+e.size),0),o.blockLength);let{addCreatedBy:s,addCreationDate:i,blockLength:a,comment:u,isPrivate:h,name:m,pieceLength:b}=o;if(o.type!==_.V1&&b<a)throw new Error(`piece length ${b} is smaller than block length ${a}`);if(0!=(b&b-1))throw new Error(`piece length ${b} is not a power of 2`);const A=b/a;o.announceList=p(o.announceList),void 0===o.announce&&void 0!==o.announceList&&(o.announce=o.announceList[0][0]);const{announce:v,announceList:E}=o,U={...v&&{announce:v},...E&&{"announce-list":E},...u&&{comment:u},...s&&{"created by":"torrefy v2.0.2"},...i&&{"creation date":Date.now()/1e3>>0}};let R,S,B=0,T=t.reduce(((t,e)=>t+Math.ceil(e.size/b)),0);if(o.type===_.V1){const{addPaddingFiles:e,sortFiles:n}=o;let r,s;if(n){const{fileTree:e,fileNodeMap:n,commonDir:r}=c(t);t=[...e].map((t=>n.get(t))),s=r}else s=d(t);if(o.name=m=y(m,s,t),e){const e=t.length-1;r=$(t.map((async(t,n)=>L(t.stream(),{padding:n!==e})))).stream,t=g(t,b,s)}else{T=Math.ceil(t.reduce(((t,e)=>t+e.size),0)/b);const{stream:e}=$(t.map((t=>Promise.resolve(t.stream()))));r=L(e)}R={...U,info:{...t.length>1?{files:t.map((t=>{const e=(t.webkitRelativePath||t.name).split("/");return void 0!==s&&e.shift(),{...t.padding&&{attr:"p"},length:t.size,path:e}}))}:{length:t[0].size},name:m,"piece length":b,pieces:await new Response(r).arrayBuffer(),...h&&{private:1}}}}else if(o.type===_.V2){const{metaVersion:e}=o,{fileTree:n,fileNodeMap:r,commonDir:s}=c(t),i=[...n];t=i.map((t=>r.get(t)));const a=new Map;o.name=m=y(m,s,t),await Promise.all(i.map((async(e,n)=>{const r=t[n];await k(e,r,r.stream(),a)}))),R={...U,info:{"file tree":n,"meta version":e,name:m,"piece length":b,...h&&{private:1}},...a.size>0&&{"piece 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crypto.subtle.digest("SHA-256",r))}catch{const{default:t}=await Promise.resolve().then(n.bind(n,673)),e=new t("SHA-256","UINT8ARRAY");e.update(r),s=e.getHash("UINT8ARRAY")}e.push(s),e.length===A&&(o.enqueue(e),e=[])},flush:async n=>{if(0===t)return;let r=0;if(t<A)r=l(t)-t;else{const e=t%A;e>0&&(r=A-e)}if(r>0)for(let t=0;t<r;++t)e.push(V);e.length>0&&n.enqueue(e)}})}()).pipeThrough(x(!0)),[r,o]=e.tee();return[o.pipeThrough(C()).pipeThrough(x()),r]}(r),u=new Response(s).arrayBuffer();if(e.size>b){const t=new Response(i).arrayBuffer();o.set(await u,await t)}e.size>0&&(t[""]["pieces root"]=await u)}function L(t,e={padding:!1}){return t.pipeThrough(F(b,{padding:e.padding})).pipeThrough(function(t=!1){return new TransformStream({transform:async(e,o)=>{let s;try{s=new Uint8Array(await crypto.subtle.digest("SHA-1",e))}catch{const{default:t}=await Promise.resolve().then(n.bind(n,211)),r=new t("SHA-1","UINT8ARRAY");r.update(e),s=r.getHash("UINT8ARRAY")}o.enqueue(s),t&&r(++B,T)}})}(!0))}function F(t,e={padding:!1}){let n=new Uint8Array(t),r=0;return new TransformStream({transform:(e,o)=>{for(;r+e.length>=t;){const s=t-r;n.set(e.subarray(0,s),r),r=0,o.enqueue(new Uint8Array(n)),e=e.subarray(s)}n.set(e,r),r+=e.length},flush:o=>{r>0&&(e.padding?(n.set(new Uint8Array(t-r),r),o.enqueue(n)):o.enqueue(n.subarray(0,r)))}})}function x(t=!1){return new TransformStream({transform:async(e,n)=>{n.enqueue(await f(e)),t&&r(++B,T)}})}function C(){let t=0,e=[];return new TransformStream({transform:n=>{++t,e.push(n)},flush:async n=>{const r=l(t)-t;if(r>0){S??=await f(Array(A).fill(new Uint8Array(32)));for(let t=0;t<r;++t)e.push(S)}n.enqueue(e)}})}}})();var o=r.SO,s=r.Xz,i=r.ul,a=r.zM,u=r.xI,h=r.$$,c=r.vB,f=r.wY,l=r.UQ,p=r.Ue,d=r.w6,g=r.Jx,y=r.cv,w=r.Dd,m=r.sK,b=r.bX,A=r.BO,v=r.Dc,E=r.fp,U=r.xT,R=r.Qc,S=r.DN,B=r.yQ,T=r.Zk,k=r.uh;export{o as ArrayKeyedMap,s as BUFF_D,i as BUFF_E,a as BUFF_L,u as CommonPieceLength,h as DEFAULT_BLOCK_LENGTH,c as TorrentType,f as calculatePieceLength,l as collapseAnnounceList,p as create,d as decideName,g as decode,y as encode,w as getCommonDir,m as getSortedIndex,b as iterableSort,A as makeTokenizer,v as merkleRoot,E as nextPowerOfTwo,U as padFiles,R as parse,S as parseFileTree,B as useArrayBufferPromiseHook,T as useTextPromiseHook,k as useUint8ArrayStreamHook};

dist/index.umd.js

@@ -1,1 +0,1 @@
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string");for(i=0;i<t.length;i+=4){for(h=t.substr(i,4),a=0,u=0;u<h.length;u+=1)s=r.indexOf(h.charAt(u)),a|=s<<18-6*u;for(u=0;u<h.length-1;u+=1){for(f=l+d,c=f>>>2;p.length<=c;)p.push(0);p[c]|=(a>>>16-8*u&255)<<8*(w+o*(f%4)),l+=1}}return{value:p,binLen:8*l+n}}(t,e,o,n)};case"BYTES":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(s=0;s<t.length;s+=1)o=t.charCodeAt(s),u=s+h,i=u>>>2,a.length<=i&&a.push(0),a[i]|=o<<8*(c+r*(u%4));return{value:a,binLen:8*t.length+n}}(t,e,r,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t,e,r){return function(t,e,n,r){return o(new Uint8Array(t),e,n,r)}(t,e,r,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t,e,r){return o(t,e,r,n)};default:throw new Error("format must be HEX, TEXT, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function i(t,e,n,o){switch(t){case"HEX":return function(t){return function(t,e,n,r){const o="0123456789abcdef";let s,i,u="";const a=e/8,h=-1===n?3:0;for(s=0;s<a;s+=1)i=t[s>>>2]>>>8*(h+n*(s%4)),u+=o.charAt(i>>>4&15)+o.charAt(15&i);return r.outputUpper?u.toUpperCase():u}(t,e,n,o)};case"B64":return function(t){return function(t,e,n,o){let s,i,u,a,h,c="";const f=e/8,l=-1===n?3:0;for(s=0;s<f;s+=3)for(a=s+1<f?t[s+1>>>2]:0,h=s+2<f?t[s+2>>>2]:0,u=(t[s>>>2]>>>8*(l+n*(s%4))&255)<<16|(a>>>8*(l+n*((s+1)%4))&255)<<8|h>>>8*(l+n*((s+2)%4))&255,i=0;i<4;i+=1)c+=8*s+6*i<=e?r.charAt(u>>>6*(3-i)&63):o.b64Pad;return c}(t,e,n,o)};case"BYTES":return function(t){return function(t,e,n){let r,o,s="";const i=e/8,u=-1===n?3:0;for(r=0;r<i;r+=1)o=t[r>>>2]>>>8*(u+n*(r%4))&255,s+=String.fromCharCode(o);return s}(t,e,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=new ArrayBuffer(o),i=new Uint8Array(s),u=-1===n?3:0;for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(u+n*(r%4))&255;return s}(t,e,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=-1===n?3:0,i=new Uint8Array(o);for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(s+n*(r%4))&255;return i}(t,e,n)};default:throw new Error("format must be HEX, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function u(t){const e={outputUpper:!1,b64Pad:"=",outputLen:-1},n=t||{},r="Output length must be a multiple of 8";if(e.outputUpper=n.outputUpper||!1,n.b64Pad&&(e.b64Pad=n.b64Pad),n.outputLen){if(n.outputLen%8!=0)throw new Error(r);e.outputLen=n.outputLen}else if(n.shakeLen){if(n.shakeLen%8!=0)throw new Error(r);e.outputLen=n.shakeLen}if("boolean"!=typeof e.outputUpper)throw new Error("Invalid outputUpper formatting option");if("string"!=typeof e.b64Pad)throw new Error("Invalid b64Pad formatting option");return e}function a(t,e){return t<<e|t>>>32-e}function h(t,e,n){return t^e^n}function c(t,e,n){return t&e^t&n^e&n}function f(t,e){const n=(65535&t)+(65535&e);return(65535&(t>>>16)+(e>>>16)+(n>>>16))<<16|65535&n}function l(t,e,n,r,o){const s=(65535&t)+(65535&e)+(65535&n)+(65535&r)+(65535&o);return(65535&(t>>>16)+(e>>>16)+(n>>>16)+(r>>>16)+(o>>>16)+(s>>>16))<<16|65535&s}function p(t){return[1732584193,4023233417,2562383102,271733878,3285377520]}function d(t,e){let n,r,o,s,i,u,p;const d=[];for(n=e[0],r=e[1],o=e[2],s=e[3],i=e[4],p=0;p<80;p+=1)d[p]=p<16?t[p]:a(d[p-3]^d[p-8]^d[p-14]^d[p-16],1),u=p<20?l(a(n,5),(w=r)&o^~w&s,i,1518500249,d[p]):p<40?l(a(n,5),h(r,o,s),i,1859775393,d[p]):p<60?l(a(n,5),c(r,o,s),i,2400959708,d[p]):l(a(n,5),h(r,o,s),i,3395469782,d[p]),i=s,s=o,o=a(r,30),r=n,n=u;var w;return e[0]=f(n,e[0]),e[1]=f(r,e[1]),e[2]=f(o,e[2]),e[3]=f(s,e[3]),e[4]=f(i,e[4]),e}function w(t,e,n,r){let o;const s=15+(e+65>>>9<<4),i=e+n;for(;t.length<=s;)t.push(0);for(t[e>>>5]|=128<<24-e%32,t[s]=4294967295&i,t[s-1]=i/4294967296|0,o=0;o<t.length;o+=16)r=d(t.slice(o,o+16),r);return r}class g extends class{constructor(t,e,n){const r=n||{};if(this.t=e,this.i=r.encoding||"UTF8",this.numRounds=r.numRounds||1,isNaN(this.numRounds)||this.numRounds!==parseInt(this.numRounds,10)||1>this.numRounds)throw new Error("numRounds must a integer >= 1");this.o=t,this.h=[],this.u=0,this.l=!1,this.A=0,this.p=!1,this.R=[],this.U=[]}update(t){let e,n=0;const r=this.T>>>5,o=this.F(t,this.h,this.u),s=o.binLen,i=o.value,u=s>>>5;for(e=0;e<u;e+=r)n+this.T<=s&&(this.m=this.g(i.slice(e,e+r),this.m),n+=this.T);return this.A+=n,this.h=i.slice(n>>>5),this.u=s%this.T,this.l=!0,this}getHash(t,e){let n,r,o=this.B;const s=u(e);if(this.v){if(-1===s.outputLen)throw new Error("Output length must be specified in options");o=s.outputLen}const a=i(t,o,this.Y,s);if(this.p&&this.H)return a(this.H(s));for(r=this.C(this.h.slice(),this.u,this.A,this.I(this.m),o),n=1;n<this.numRounds;n+=1)this.v&&o%32!=0&&(r[r.length-1]&=16777215>>>24-o%32),r=this.C(r,o,0,this.L(this.o),o);return a(r)}setHMACKey(t,e,n){if(!this.M)throw new Error("Variant does not support HMAC");if(this.l)throw new Error("Cannot set MAC key after calling update");const r=s(e,(n||{}).encoding||"UTF8",this.Y);this.N(r(t))}N(t){const e=this.T>>>3,n=e/4-1;let r;if(1!==this.numRounds)throw new Error("Cannot set numRounds with MAC");if(this.p)throw new Error("MAC key already set");for(e<t.binLen/8&&(t.value=this.C(t.value,t.binLen,0,this.L(this.o),this.B));t.value.length<=n;)t.value.push(0);for(r=0;r<=n;r+=1)this.R[r]=909522486^t.value[r],this.U[r]=1549556828^t.value[r];this.m=this.g(this.R,this.m),this.A=this.T,this.p=!0}getHMAC(t,e){const n=u(e);return i(t,this.B,this.Y,n)(this.S())}S(){let t;if(!this.p)throw new Error("Cannot call getHMAC without first setting MAC key");const e=this.C(this.h.slice(),this.u,this.A,this.I(this.m),this.B);return t=this.g(this.U,this.L(this.o)),t=this.C(e,this.B,this.T,t,this.B),t}}{constructor(t,e,n){if("SHA-1"!==t)throw new Error("Chosen SHA variant is not supported");super(t,e,n);const r=n||{};this.M=!0,this.H=this.S,this.Y=-1,this.F=s(this.t,this.i,this.Y),this.g=d,this.I=function(t){return t.slice()},this.L=p,this.C=w,this.m=[1732584193,4023233417,2562383102,271733878,3285377520],this.T=512,this.B=160,this.v=!1,r.hmacKey&&this.N(function(t,e,n,r){const o="hmacKey must include a value and format";if(!e)throw new Error(o);if(void 0===e.value||!e.format)throw new Error(o);return s(e.format,e.encoding||"UTF8",n)(e.value)}(0,r.hmacKey,this.Y))}}},673:(t,e,n)=>{"use strict";n.r(e),n.d(e,{default:()=>E});const r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";function o(t,e,n,r){let o,s,i;const u=e||[0],a=(n=n||0)>>>3,h=-1===r?3:0;for(o=0;o<t.length;o+=1)i=o+a,s=i>>>2,u.length<=s&&u.push(0),u[s]|=t[o]<<8*(h+r*(i%4));return{value:u,binLen:8*t.length+n}}function s(t,e,n){switch(e){case"UTF8":case"UTF16BE":case"UTF16LE":break;default:throw new Error("encoding must be UTF8, UTF16BE, or UTF16LE")}switch(t){case"HEX":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;if(0!=t.length%2)throw new Error("String of HEX type must be in byte increments");const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(o=0;o<t.length;o+=2){if(s=parseInt(t.substr(o,2),16),isNaN(s))throw new Error("String of HEX type contains invalid characters");for(u=(o>>>1)+h,i=u>>>2;a.length<=i;)a.push(0);a[i]|=s<<8*(c+r*(u%4))}return{value:a,binLen:4*t.length+n}}(t,e,r,n)};case"TEXT":return function(t,r,o){return function(t,e,n,r,o){let s,i,u,a,h,c,f,l,p=0;const d=n||[0],w=(r=r||0)>>>3;if("UTF8"===e)for(f=-1===o?3:0,u=0;u<t.length;u+=1)for(s=t.charCodeAt(u),i=[],128>s?i.push(s):2048>s?(i.push(192|s>>>6),i.push(128|63&s)):55296>s||57344<=s?i.push(224|s>>>12,128|s>>>6&63,128|63&s):(u+=1,s=65536+((1023&s)<<10|1023&t.charCodeAt(u)),i.push(240|s>>>18,128|s>>>12&63,128|s>>>6&63,128|63&s)),a=0;a<i.length;a+=1){for(c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=i[a]<<8*(f+o*(c%4)),p+=1}else for(f=-1===o?2:0,l="UTF16LE"===e&&1!==o||"UTF16LE"!==e&&1===o,u=0;u<t.length;u+=1){for(s=t.charCodeAt(u),!0===l&&(a=255&s,s=a<<8|s>>>8),c=p+w,h=c>>>2;d.length<=h;)d.push(0);d[h]|=s<<8*(f+o*(c%4)),p+=2}return{value:d,binLen:8*p+r}}(t,e,r,o,n)};case"B64":return function(t,e,o){return function(t,e,n,o){let s,i,u,a,h,c,f,l=0;const p=e||[0],d=(n=n||0)>>>3,w=-1===o?3:0,g=t.indexOf("=");if(-1===t.search(/^[a-zA-Z0-9=+/]+$/))throw new Error("Invalid character in base-64 string");if(t=t.replace(/=/g,""),-1!==g&&g<t.length)throw new Error("Invalid '=' found in base-64 string");for(i=0;i<t.length;i+=4){for(h=t.substr(i,4),a=0,u=0;u<h.length;u+=1)s=r.indexOf(h.charAt(u)),a|=s<<18-6*u;for(u=0;u<h.length-1;u+=1){for(f=l+d,c=f>>>2;p.length<=c;)p.push(0);p[c]|=(a>>>16-8*u&255)<<8*(w+o*(f%4)),l+=1}}return{value:p,binLen:8*l+n}}(t,e,o,n)};case"BYTES":return function(t,e,r){return function(t,e,n,r){let o,s,i,u;const a=e||[0],h=(n=n||0)>>>3,c=-1===r?3:0;for(s=0;s<t.length;s+=1)o=t.charCodeAt(s),u=s+h,i=u>>>2,a.length<=i&&a.push(0),a[i]|=o<<8*(c+r*(u%4));return{value:a,binLen:8*t.length+n}}(t,e,r,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t,e,r){return function(t,e,n,r){return o(new Uint8Array(t),e,n,r)}(t,e,r,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t,e,r){return o(t,e,r,n)};default:throw new Error("format must be HEX, TEXT, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}function i(t,e,n,o){switch(t){case"HEX":return function(t){return function(t,e,n,r){const o="0123456789abcdef";let s,i,u="";const a=e/8,h=-1===n?3:0;for(s=0;s<a;s+=1)i=t[s>>>2]>>>8*(h+n*(s%4)),u+=o.charAt(i>>>4&15)+o.charAt(15&i);return r.outputUpper?u.toUpperCase():u}(t,e,n,o)};case"B64":return function(t){return function(t,e,n,o){let s,i,u,a,h,c="";const f=e/8,l=-1===n?3:0;for(s=0;s<f;s+=3)for(a=s+1<f?t[s+1>>>2]:0,h=s+2<f?t[s+2>>>2]:0,u=(t[s>>>2]>>>8*(l+n*(s%4))&255)<<16|(a>>>8*(l+n*((s+1)%4))&255)<<8|h>>>8*(l+n*((s+2)%4))&255,i=0;i<4;i+=1)c+=8*s+6*i<=e?r.charAt(u>>>6*(3-i)&63):o.b64Pad;return c}(t,e,n,o)};case"BYTES":return function(t){return function(t,e,n){let r,o,s="";const i=e/8,u=-1===n?3:0;for(r=0;r<i;r+=1)o=t[r>>>2]>>>8*(u+n*(r%4))&255,s+=String.fromCharCode(o);return s}(t,e,n)};case"ARRAYBUFFER":try{new ArrayBuffer(0)}catch(t){throw new Error("ARRAYBUFFER not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=new ArrayBuffer(o),i=new Uint8Array(s),u=-1===n?3:0;for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(u+n*(r%4))&255;return s}(t,e,n)};case"UINT8ARRAY":try{new Uint8Array(0)}catch(t){throw new Error("UINT8ARRAY not supported by this environment")}return function(t){return function(t,e,n){let r;const o=e/8,s=-1===n?3:0,i=new Uint8Array(o);for(r=0;r<o;r+=1)i[r]=t[r>>>2]>>>8*(s+n*(r%4))&255;return i}(t,e,n)};default:throw new Error("format must be HEX, B64, BYTES, ARRAYBUFFER, or UINT8ARRAY")}}const u=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],a=[3238371032,914150663,812702999,4144912697,4290775857,1750603025,1694076839,3204075428],h=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];function c(t){const e={outputUpper:!1,b64Pad:"=",outputLen:-1},n=t||{},r="Output length must be a multiple of 8";if(e.outputUpper=n.outputUpper||!1,n.b64Pad&&(e.b64Pad=n.b64Pad),n.outputLen){if(n.outputLen%8!=0)throw new Error(r);e.outputLen=n.outputLen}else if(n.shakeLen){if(n.shakeLen%8!=0)throw new Error(r);e.outputLen=n.shakeLen}if("boolean"!=typeof e.outputUpper)throw new Error("Invalid outputUpper formatting option");if("string"!=typeof e.b64Pad)throw new Error("Invalid b64Pad formatting option");return e}function f(t,e){return t>>>e|t<<32-e}function l(t,e){return t>>>e}function p(t,e,n){return t&e^~t&n}function d(t,e,n){return t&e^t&n^e&n}function w(t){return f(t,2)^f(t,13)^f(t,22)}function g(t,e){const n=(65535&t)+(65535&e);return(65535&(t>>>16)+(e>>>16)+(n>>>16))<<16|65535&n}function m(t,e,n,r){const o=(65535&t)+(65535&e)+(65535&n)+(65535&r);return(65535&(t>>>16)+(e>>>16)+(n>>>16)+(r>>>16)+(o>>>16))<<16|65535&o}function y(t,e,n,r,o){const s=(65535&t)+(65535&e)+(65535&n)+(65535&r)+(65535&o);return(65535&(t>>>16)+(e>>>16)+(n>>>16)+(r>>>16)+(o>>>16)+(s>>>16))<<16|65535&s}function A(t){return f(t,7)^f(t,18)^l(t,3)}function b(t){return f(t,6)^f(t,11)^f(t,25)}function v(t){let e;return e="SHA-224"==t?a.slice():h.slice(),e}function R(t,e){let n,r,o,s,i,a,h,c,v,R,E;const U=[];for(n=e[0],r=e[1],o=e[2],s=e[3],i=e[4],a=e[5],h=e[6],c=e[7],E=0;E<64;E+=1)U[E]=E<16?t[E]:m(f(T=U[E-2],17)^f(T,19)^l(T,10),U[E-7],A(U[E-15]),U[E-16]),v=y(c,b(i),p(i,a,h),u[E],U[E]),R=g(w(n),d(n,r,o)),c=h,h=a,a=i,i=g(s,v),s=o,o=r,r=n,n=g(v,R);var T;return e[0]=g(n,e[0]),e[1]=g(r,e[1]),e[2]=g(o,e[2]),e[3]=g(s,e[3]),e[4]=g(i,e[4]),e[5]=g(a,e[5]),e[6]=g(h,e[6]),e[7]=g(c,e[7]),e}class E extends class{constructor(t,e,n){const r=n||{};if(this.t=e,this.i=r.encoding||"UTF8",this.numRounds=r.numRounds||1,isNaN(this.numRounds)||this.numRounds!==parseInt(this.numRounds,10)||1>this.numRounds)throw new Error("numRounds must a integer >= 1");this.o=t,this.h=[],this.u=0,this.A=!1,this.l=0,this.p=!1,this.R=[],this.U=[]}update(t){let e,n=0;const r=this.T>>>5,o=this.F(t,this.h,this.u),s=o.binLen,i=o.value,u=s>>>5;for(e=0;e<u;e+=r)n+this.T<=s&&(this.m=this.g(i.slice(e,e+r),this.m),n+=this.T);return this.l+=n,this.h=i.slice(n>>>5),this.u=s%this.T,this.A=!0,this}getHash(t,e){let n,r,o=this.B;const s=c(e);if(this.H){if(-1===s.outputLen)throw new Error("Output length must be specified in options");o=s.outputLen}const u=i(t,o,this.v,s);if(this.p&&this.Y)return u(this.Y(s));for(r=this.C(this.h.slice(),this.u,this.l,this.S(this.m),o),n=1;n<this.numRounds;n+=1)this.H&&o%32!=0&&(r[r.length-1]&=16777215>>>24-o%32),r=this.C(r,o,0,this.I(this.o),o);return u(r)}setHMACKey(t,e,n){if(!this.L)throw new Error("Variant does not support HMAC");if(this.A)throw new Error("Cannot set MAC key after calling update");const r=s(e,(n||{}).encoding||"UTF8",this.v);this.M(r(t))}M(t){const e=this.T>>>3,n=e/4-1;let r;if(1!==this.numRounds)throw new Error("Cannot set numRounds with MAC");if(this.p)throw new Error("MAC key already set");for(e<t.binLen/8&&(t.value=this.C(t.value,t.binLen,0,this.I(this.o),this.B));t.value.length<=n;)t.value.push(0);for(r=0;r<=n;r+=1)this.R[r]=909522486^t.value[r],this.U[r]=1549556828^t.value[r];this.m=this.g(this.R,this.m),this.l=this.T,this.p=!0}getHMAC(t,e){const n=c(e);return i(t,this.B,this.v,n)(this.N())}N(){let t;if(!this.p)throw new Error("Cannot call getHMAC without first setting MAC key");const e=this.C(this.h.slice(),this.u,this.l,this.S(this.m),this.B);return t=this.g(this.U,this.I(this.o)),t=this.C(e,this.B,this.T,t,this.B),t}}{constructor(t,e,n){if("SHA-224"!==t&&"SHA-256"!==t)throw new Error("Chosen SHA variant is not supported");super(t,e,n);const r=n||{};this.Y=this.N,this.L=!0,this.v=-1,this.F=s(this.t,this.i,this.v),this.g=R,this.S=function(t){return t.slice()},this.I=v,this.C=function(e,n,r,o){return function(t,e,n,r,o){let s,i;const 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e&&e>(Number.MAX_SAFE_INTEGER-t)/10||!n&&"number"==typeof e&&e<(Number.MIN_SAFE_INTEGER+t)/10)&&(e=BigInt(e)),e="number"==typeof e?n?10*e+t:10*e-t:n?10n*e+BigInt(t):10n*e-BigInt(t)}return e}function N(t){return(new TextDecoder).decode(t)}function D(t){return t>=48&&t<=57}function z(...t){const e=new Uint8Array(t.reduce(((t,e)=>t+e.byteLength),0));return t.reduce(((t,n)=>(e.set(n,t),t+n.byteLength)),0),e}n(913);class q extends Error{constructor(t,e){super(((t,...e)=>{let n=t;return e.length>0&&(n+=` :: ${JSON.stringify(e)}`),n})(t,e)),this.name=t,this.details=e}}class O{constructor(){this.promise=new Promise(((t,e)=>{this.resolve=t,this.reject=e}))}}function _(t){const e=t.map((t=>Promise.resolve(t).then((t=>function(t){if(t instanceof Response){if(t.body)return t.body.getReader();throw new q("opaque-streams-source",{type:t.type})}return t instanceof ReadableStream?t.getReader():new Response(t).body.getReader()}(t))))),n=new O;let r=0;const o=new ReadableStream({pull(t){return e[r].then((t=>t.read())).then((o=>{if(o.done)return r++,r>=e.length?(t.close(),void n.resolve()):this.pull(t);t.enqueue(o.value)})).catch((t=>{throw n.reject(t),t}))},cancel(){n.resolve()}});return{done:n.promise,stream:o}}var K;n(1),function(t){t.V1="v1",t.V2="v2",t.HYBRID="hybrid"}(K||(K={}));const $=16384;var V;!function(t){t[t["16KB"]=16384]="16KB",t[t["32KB"]=32768]="32KB",t[t["64KB"]=65536]="64KB",t[t["128KB"]=131072]="128KB",t[t["256KB"]=262144]="256KB",t[t["512KB"]=524288]="512KB",t[t["1MB"]=1048576]="1MB",t[t["2MB"]=2097152]="2MB",t[t["4MB"]=4194304]="4MB",t[t["8MB"]=8388608]="8MB",t[t["16MB"]=16777216]="16MB",t[t["32MB"]=33554432]="32MB"}(V||(V={}));const X=new Uint8Array(32),j={type:K.V1,addCreatedBy:!0,addCreationDate:!0,addPaddingFiles:!1,blockLength:$,sortFiles:!0,isPrivate:!1},G={type:K.V2,addCreatedBy:!0,addCreationDate:!0,blockLength:$,metaVersion:2,isPrivate:!1},W={type:K.HYBRID,addCreatedBy:!0,addCreationDate:!0,blockLength:$,metaVersion:2,isPrivate:!1};async function Z(t,e={type:K.V1},r=((t,e)=>{})){if(0===t.length)throw new Error("empty file list");let o;switch(e.type){case K.V1:o={...j,...e};break;case K.V2:o={...G,...e};break;case K.HYBRID:o={...W,...e}}o.pieceLength??=w(t.reduce(((t,e)=>t+e.size),0),o.blockLength);let{addCreatedBy:i,addCreationDate:s,blockLength:u,comment:a,isPrivate:h,name:m,pieceLength:b}=o;if(o.type!==K.V1&&b<u)throw new Error(`piece length ${b} is smaller than block length ${u}`);if(0!=(b&b-1))throw new Error(`piece length ${b} is not a power of 2`);const A=b/u;o.announceList=p(o.announceList),void 0===o.announce&&void 0!==o.announceList&&(o.announce=o.announceList[0][0]);const{announce:v,announceList:E}=o,R={...v&&{announce:v},...E&&{"announce-list":E},...a&&{comment:a},...i&&{"created by":"torrefy v2.0.2"},...s&&{"creation date":Date.now()/1e3>>0}};let U,S,B=0,T=t.reduce(((t,e)=>t+Math.ceil(e.size/b)),0);if(o.type===K.V1){const{addPaddingFiles:e,sortFiles:n}=o;let r,i;if(n){const{fileTree:e,fileNodeMap:n,commonDir:r}=c(t);t=[...e].map((t=>n.get(t))),i=r}else i=d(t);if(o.name=m=g(m,i,t),e){const e=t.length-1;r=_(t.map((async(t,n)=>L(t.stream(),{padding:n!==e})))).stream,t=y(t,b,i)}else{T=Math.ceil(t.reduce(((t,e)=>t+e.size),0)/b);const{stream:e}=_(t.map((t=>Promise.resolve(t.stream()))));r=L(e)}U={...R,info:{...t.length>1?{files:t.map((t=>{const e=(t.webkitRelativePath||t.name).split("/");return void 0!==i&&e.shift(),{...t.padding&&{attr:"p"},length:t.size,path:e}}))}:{length:t[0].size},name:m,"piece length":b,pieces:await new Response(r).arrayBuffer(),...h&&{private:1}}}}else if(o.type===K.V2){const{metaVersion:e}=o,{fileTree:n,fileNodeMap:r,commonDir:i}=c(t),s=[...n];t=s.map((t=>r.get(t)));const u=new Map;o.name=m=g(m,i,t),await Promise.all(s.map((async(e,n)=>{const r=t[n];await k(e,r,r.stream(),u)}))),U={...R,info:{"file tree":n,"meta version":e,name:m,"piece length":b,...h&&{private:1}},...u.size>0&&{"piece layers":u}}}else{if(o.type!==K.HYBRID)throw new Error("torrent type is not supported");{const{metaVersion:e}=o,{fileTree:n,fileNodeMap:r,commonDir:i}=c(t),s=[...n];t=s.map((t=>r.get(t)));const u=new Map;o.name=m=g(m,i,t),T*=2;const a=t.length-1,f=[];await Promise.all(s.map((async(e,n)=>{const r=t[n],[o,i]=r.stream().tee();f.push(Promise.resolve(L(o,{padding:n!==a}))),await k(e,r,i,u)})));const l=_(f).stream;t=y(t,b,i),U={...R,info:{"file tree":n,...t.length>1?{files:t.map((t=>{const e=(t.webkitRelativePath||t.name).split("/");return void 0!==i&&e.shift(),{...t.padding&&{attr:"p"},length:t.size,path:e}}))}:{length:t[0].size},"meta version":e,name:m,"piece length":b,pieces:await new Response(l).arrayBuffer(),...h&&{private:1}},...u.size>0&&{"piece layers":u}}}}return U;async function k(t,e,r,o){const[i,s]=function(t){const e=t.pipeThrough(F(u)).pipeThrough(function(){let t=0,e=[];return new TransformStream({transform:async(r,o)=>{let i;++t;try{i=new Uint8Array(await crypto.subtle.digest("SHA-256",r))}catch{const{default:t}=await Promise.resolve().then(n.bind(n,673)),e=new t("SHA-256","UINT8ARRAY");e.update(r),i=e.getHash("UINT8ARRAY")}e.push(i),e.length===A&&(o.enqueue(e),e=[])},flush:async n=>{if(0===t)return;let r=0;if(t<A)r=l(t)-t;else{const e=t%A;e>0&&(r=A-e)}if(r>0)for(let t=0;t<r;++t)e.push(X);e.length>0&&n.enqueue(e)}})}()).pipeThrough(C(!0)),[r,o]=e.tee();return[o.pipeThrough(I()).pipeThrough(C()),r]}(r),a=new Response(i).arrayBuffer();if(e.size>b){const t=new Response(s).arrayBuffer();o.set(await a,await t)}e.size>0&&(t[""]["pieces root"]=await a)}function L(t,e={padding:!1}){return t.pipeThrough(F(b,{padding:e.padding})).pipeThrough(function(t=!1){return new TransformStream({transform:async(e,o)=>{let i;try{i=new Uint8Array(await crypto.subtle.digest("SHA-1",e))}catch{const{default:t}=await Promise.resolve().then(n.bind(n,211)),r=new t("SHA-1","UINT8ARRAY");r.update(e),i=r.getHash("UINT8ARRAY")}o.enqueue(i),t&&r(++B,T)}})}(!0))}function F(t,e={padding:!1}){let n=new Uint8Array(t),r=0;return new TransformStream({transform:(e,o)=>{for(;r+e.length>=t;){const i=t-r;n.set(e.subarray(0,i),r),r=0,o.enqueue(new Uint8Array(n)),e=e.subarray(i)}n.set(e,r),r+=e.length},flush:o=>{r>0&&(e.padding?(n.set(new Uint8Array(t-r),r),o.enqueue(n)):o.enqueue(n.subarray(0,r)))}})}function C(t=!1){return new TransformStream({transform:async(e,n)=>{n.enqueue(await f(e)),t&&r(++B,T)}})}function I(){let t=0,e=[];return new TransformStream({transform:n=>{++t,e.push(n)},flush:async n=>{const r=l(t)-t;if(r>0){S??=await f(Array(A).fill(new Uint8Array(32)));for(let t=0;t<r;++t)e.push(S)}n.enqueue(e)}})}}})(),r})()));

package.json

 {
   "name": "torrefy",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "type": "module",
@@ -23,2 +23,3 @@ "files": [
     "http-server": "^14.1.1",
+    "mocha": "^10.1.0",
     "ts-loader": "^9.4.1",
@@ -25,0 +26,0 @@ "tslib": "^2.4.1",

README.md

@@ -0,9 +1,17 @@
+## This package is still under heavy development. APIs are prone to change. Use with caution!!
+
 <div align="center">
-<img width="200" src="https://user-images.githubusercontent.com/10386119/200105371-05832afe-ec19-4373-988c-40c9fa3cf9e7.svg">
+<img width="200" src="https://user-images.githubusercontent.com/10386119/200158861-0398b9ce-35f6-4516-a79e-95ed1772b10b.svg">
   <h1>torrefy</h1>
   <p>
-    create v1, v2 or hybrid torrents in your browser
+    An <a href="https://developer.mozilla.org/docs/Web/JavaScript/Guide/Modules">ESM</a> package that uses <a href="https://developer.mozilla.org/docs/Web/API/Streams_API">Web Streams API</a> to create v1, v2 or hybrid torrents in your web browser
   </p>
 </div>
 
+## Install
+
+```bash
+npm i torrefy # or yarn add torrefy
+```
+
 ## Usage
@@ -14,3 +22,3 @@
 ```ts
-import { create, encode } from "torrefy";
+import { create, encode, decode } from "torrefy";
 
@@ -29,4 +37,10 @@ // create a test file
 
-// consume the readable stream as an array buffer
+// tee the readable stream into two readable streams
+const [torrentStream1, torrentStream2] = torrentStream.tee();
+
+// consume the first readable stream as an array buffer
 const torrentBinary = await new Response(torrentStream).arrayBuffer();
+
+// decode the second readable stream into meta info
+const decodedMetaInfo = await decode(torrentStream2);
 ```
@@ -40,2 +54,3 @@
   encode,
+  decode,
   CommonPieceLength,
@@ -89,5 +104,9 @@ TorrentType,
 const torrentStream = encode(metaInfo, hooks);
-// consume the readable stream as an array buffer
-const torrentBinary = await new Response(torrentStream).arrayBuffer();
 
+// tee the readable stream into two readable streams
+const [torrentStream1, torrentStream2] = torrentStream.tee();
+
+// consume the first readable stream as an array buffer
+const torrentBinary = await new Response(torrentStream1).arrayBuffer();
+
 // get bencoded "info" as an array buffer
@@ -98,2 +117,18 @@ const info = await infoPromise;
 const pieces = await piecesPromise;
+
+// decode the second readable stream into meta info
+const decodedMetaInfo = await decode(torrentStream2);
 ```
+
+## Todos
+
+- [x] BDecode implementation
+- [ ] Magnet URI scheme (should be trivial)
+- [ ] Convert all `makeXXXTransformStream` functional closure states to [`transformer`](https://developer.mozilla.org/en-US/docs/Web/API/TransformStream/TransformStream#:~:text=Parameters-,transformer,-Optional) class states (should be trivial)
+- [ ] `ArrayKeyedMap` with `ArrayBuffer` keys (use proxy or drop suppport?)
+- [ ] Convert typescript `Enum`s to `Union`s (need investigation)
+- [ ] Other type related issues (need investigation)
+- [ ] Bundleless entry (need investigation)
+- [ ] Support other common BEPs (need investigation)
+- [ ] Add tests
+- [ ] Add demo page

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increased by13.86%

Lines of code

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increased by6.16%

Number of lines in readme file

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increased by36.84%

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increased by14.29%

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