3 lines
2.7 KiB
JavaScript
3 lines
2.7 KiB
JavaScript
var e={};Object.defineProperty(e,"__esModule",{value:true});e.bech32m=e.bech32=void 0;const r="qpzry9x8gf2tvdw0s3jn54khce6mua7l";const t={};for(let e=0;e<r.length;e++){const o=r.charAt(e);t[o]=e}function polymodStep(e){const r=e>>25;return(33554431&e)<<5^996825010&-(r>>0&1)^642813549&-(r>>1&1)^513874426&-(r>>2&1)^1027748829&-(r>>3&1)^705979059&-(r>>4&1)}function prefixChk(e){let r=1;for(let t=0;t<e.length;++t){const o=e.charCodeAt(t);if(o<33||o>126)return"Invalid prefix ("+e+")";r=polymodStep(r)^o>>5}r=polymodStep(r);for(let t=0;t<e.length;++t){const o=e.charCodeAt(t);r=polymodStep(r)^31&o}return r}function convert(e,r,t,o){let n=0;let c=0;const s=(1<<t)-1;const f=[];for(let o=0;o<e.length;++o){n=n<<r|e[o];c+=r;while(c>=t){c-=t;f.push(n>>c&s)}}if(o)c>0&&f.push(n<<t-c&s);else{if(c>=r)return"Excess padding";if(n<<t-c&s)return"Non-zero padding"}return f}function toWords(e){return convert(e,8,5,true)}function fromWordsUnsafe(e){const r=convert(e,5,8,false);if(Array.isArray(r))return r}function fromWords(e){const r=convert(e,5,8,false);if(Array.isArray(r))return r;throw new Error(r)}function getLibraryFromEncoding(e){let o;o="bech32"===e?1:734539939;function encode(e,t,n){n=n||90;if(e.length+7+t.length>n)throw new TypeError("Exceeds length limit");e=e.toLowerCase();let c=prefixChk(e);if("string"===typeof c)throw new Error(c);let s=e+"1";for(let e=0;e<t.length;++e){const o=t[e];if(o>>5!==0)throw new Error("Non 5-bit word");c=polymodStep(c)^o;s+=r.charAt(o)}for(let e=0;e<6;++e)c=polymodStep(c);c^=o;for(let e=0;e<6;++e){const t=c>>5*(5-e)&31;s+=r.charAt(t)}return s}function __decode(e,r){r=r||90;if(e.length<8)return e+" too short";if(e.length>r)return"Exceeds length limit";const n=e.toLowerCase();const c=e.toUpperCase();if(e!==n&&e!==c)return"Mixed-case string "+e;e=n;const s=e.lastIndexOf("1");if(-1===s)return"No separator character for "+e;if(0===s)return"Missing prefix for "+e;const f=e.slice(0,s);const i=e.slice(s+1);if(i.length<6)return"Data too short";let d=prefixChk(f);if("string"===typeof d)return d;const l=[];for(let e=0;e<i.length;++e){const r=i.charAt(e);const o=t[r];if(void 0===o)return"Unknown character "+r;d=polymodStep(d)^o;e+6>=i.length||l.push(o)}return d!==o?"Invalid checksum for "+e:{prefix:f,words:l}}function decodeUnsafe(e,r){const t=__decode(e,r);if("object"===typeof t)return t}function decode(e,r){const t=__decode(e,r);if("object"===typeof t)return t;throw new Error(t)}return{decodeUnsafe:decodeUnsafe,decode:decode,encode:encode,toWords:toWords,fromWordsUnsafe:fromWordsUnsafe,fromWords:fromWords}}e.bech32=getLibraryFromEncoding("bech32");e.bech32m=getLibraryFromEncoding("bech32m");const o=e.__esModule,n=e.bech32m,c=e.bech32;export default e;export{o as __esModule,c as bech32,n as bech32m};
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