convert-bech32-address.js

/*!
 * https://github.com/jasbanza/convert-bech32-address
 *
 * Zero dependancy bech32 address converter, in javascript for browsers.
 * Derives an address with a custom prefix, from a source BIP32 HD wallet address
 *
 * @author   jasbanza
 * @license  MIT
 *
 * Adapted from snippets from the following MIT licensed sources:
 *
 *    address functions:
 *    https://github.com/chainapsis/cosmosjs/blob/a2888c8b2d5f63064b67704de46e554ad755f495/src/common/address.ts
 *
 *    buffer dependancy:
 *    https://github.com/feross/buffer/blob/master/index.js
 *
 *    bech32 functions:
 *    https://raw.githubusercontent.com/bitcoinjs/bech32/605655d6b37a782345549cd1388db688a96ad56f/dist/index.js
 */

 "use strict";const customInspectSymbol="function"==typeof Symbol&&"function"==typeof Symbol.for?Symbol.for("nodejs.util.inspect.custom"):null;var exports={};exports.Buffer=Buffer,exports.SlowBuffer=SlowBuffer,exports.INSPECT_MAX_BYTES=50;const K_MAX_LENGTH=2147483647;function typedArraySupport(){try{const t=new Uint8Array(1),e={foo:function(){return 42}};return Object.setPrototypeOf(e,Uint8Array.prototype),Object.setPrototypeOf(t,e),42===t.foo()}catch(t){return!1}}function createBuffer(t){if(t>K_MAX_LENGTH)throw new RangeError('The value "'+t+'" is invalid for option "size"');const e=new Uint8Array(t);return Object.setPrototypeOf(e,Buffer.prototype),e}function Buffer(t,e,r){if("number"==typeof t){if("string"==typeof e)throw new TypeError('The "string" argument must be of type string. Received type number');return allocUnsafe(t)}return from(t,e,r)}function from(t,e,r){if("string"==typeof t)return fromString(t,e);if(ArrayBuffer.isView(t))return fromArrayView(t);if(null==t)throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof t);if(isInstance(t,ArrayBuffer)||t&&isInstance(t.buffer,ArrayBuffer))return fromArrayBuffer(t,e,r);if("undefined"!=typeof SharedArrayBuffer&&(isInstance(t,SharedArrayBuffer)||t&&isInstance(t.buffer,SharedArrayBuffer)))return fromArrayBuffer(t,e,r);if("number"==typeof t)throw new TypeError('The "value" argument must not be of type number. Received type number');const n=t.valueOf&&t.valueOf();if(null!=n&&n!==t)return Buffer.from(n,e,r);const f=fromObject(t);if(f)return f;if("undefined"!=typeof Symbol&&null!=Symbol.toPrimitive&&"function"==typeof t[Symbol.toPrimitive])return Buffer.from(t[Symbol.toPrimitive]("string"),e,r);throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof t)}function assertSize(t){if("number"!=typeof t)throw new TypeError('"size" argument must be of type number');if(t<0)throw new RangeError('The value "'+t+'" is invalid for option "size"')}function alloc(t,e,r){return assertSize(t),t<=0?createBuffer(t):void 0!==e?"string"==typeof r?createBuffer(t).fill(e,r):createBuffer(t).fill(e):createBuffer(t)}function allocUnsafe(t){return assertSize(t),createBuffer(t<0?0:0|checked(t))}function fromString(t,e){if("string"==typeof e&&""!==e||(e="utf8"),!Buffer.isEncoding(e))throw new TypeError("Unknown encoding: "+e);const r=0|byteLength(t,e);let n=createBuffer(r);const f=n.write(t,e);return f!==r&&(n=n.slice(0,f)),n}function fromArrayLike(t){const e=t.length<0?0:0|checked(t.length),r=createBuffer(e);for(let n=0;n<e;n+=1)r[n]=255&t[n];return r}function fromArrayView(t){if(isInstance(t,Uint8Array)){const e=new Uint8Array(t);return fromArrayBuffer(e.buffer,e.byteOffset,e.byteLength)}return fromArrayLike(t)}function fromArrayBuffer(t,e,r){if(e<0||t.byteLength<e)throw new RangeError('"offset" is outside of buffer bounds');if(t.byteLength<e+(r||0))throw new RangeError('"length" is outside of buffer bounds');let n;return n=void 0===e&&void 0===r?new Uint8Array(t):void 0===r?new Uint8Array(t,e):new Uint8Array(t,e,r),Object.setPrototypeOf(n,Buffer.prototype),n}function fromObject(t){if(Buffer.isBuffer(t)){const e=0|checked(t.length),r=createBuffer(e);return 0===r.length?r:(t.copy(r,0,0,e),r)}return void 0!==t.length?"number"!=typeof t.length||numberIsNaN(t.length)?createBuffer(0):fromArrayLike(t):"Buffer"===t.type&&Array.isArray(t.data)?fromArrayLike(t.data):void 0}function checked(t){if(t>=K_MAX_LENGTH)throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+K_MAX_LENGTH.toString(16)+" bytes");return 0|t}function SlowBuffer(t){return+t!=t&&(t=0),Buffer.alloc(+t)}function byteLength(t,e){if(Buffer.isBuffer(t))return t.length;if(ArrayBuffer.isView(t)||isInstance(t,ArrayBuffer))return t.byteLength;if("string"!=typeof t)throw new TypeError('The "string" argument must be one of type string, Buffer, or ArrayBuffer. Received type '+typeof t);const r=t.length,n=arguments.length>2&&!0===arguments[2];if(!n&&0===r)return 0;let f=!1;for(;;)switch(e){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":return utf8ToBytes(t).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return base64ToBytes(t).length;default:if(f)return n?-1:utf8ToBytes(t).length;e=(""+e).toLowerCase(),f=!0}}function slowToString(t,e,r){let n=!1;if((void 0===e||e<0)&&(e=0),e>this.length)return"";if((void 0===r||r>this.length)&&(r=this.length),r<=0)return"";if((r>>>=0)<=(e>>>=0))return"";for(t||(t="utf8");;)switch(t){case"hex":return hexSlice(this,e,r);case"utf8":case"utf-8":return utf8Slice(this,e,r);case"ascii":return asciiSlice(this,e,r);case"latin1":case"binary":return latin1Slice(this,e,r);case"base64":return base64Slice(this,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return utf16leSlice(this,e,r);default:if(n)throw new TypeError("Unknown encoding: "+t);t=(t+"").toLowerCase(),n=!0}}function swap(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function bidirectionalIndexOf(t,e,r,n,f){if(0===t.length)return-1;if("string"==typeof r?(n=r,r=0):r>2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),numberIsNaN(r=+r)&&(r=f?0:t.length-1),r<0&&(r=t.length+r),r>=t.length){if(f)return-1;r=t.length-1}else if(r<0){if(!f)return-1;r=0}if("string"==typeof e&&(e=Buffer.from(e,n)),Buffer.isBuffer(e))return 0===e.length?-1:arrayIndexOf(t,e,r,n,f);if("number"==typeof e)return e&=255,"function"==typeof Uint8Array.prototype.indexOf?f?Uint8Array.prototype.indexOf.call(t,e,r):Uint8Array.prototype.lastIndexOf.call(t,e,r):arrayIndexOf(t,[e],r,n,f);throw new TypeError("val must be string, number or Buffer")}function arrayIndexOf(t,e,r,n,f){let o,i=1,u=t.length,s=e.length;if(void 0!==n&&("ucs2"===(n=String(n).toLowerCase())||"ucs-2"===n||"utf16le"===n||"utf-16le"===n)){if(t.length<2||e.length<2)return-1;i=2,u/=2,s/=2,r/=2}function c(t,e){return 1===i?t[e]:t.readUInt16BE(e*i)}if(f){let n=-1;for(o=r;o<u;o++)if(c(t,o)===c(e,-1===n?0:o-n)){if(-1===n&&(n=o),o-n+1===s)return n*i}else-1!==n&&(o-=o-n),n=-1}else for(r+s>u&&(r=u-s),o=r;o>=0;o--){let r=!0;for(let n=0;n<s;n++)if(c(t,o+n)!==c(e,n)){r=!1;break}if(r)return o}return-1}function hexWrite(t,e,r,n){r=Number(r)||0;const f=t.length-r;n?(n=Number(n))>f&&(n=f):n=f;const o=e.length;let i;for(n>o/2&&(n=o/2),i=0;i<n;++i){const n=parseInt(e.substr(2*i,2),16);if(numberIsNaN(n))return i;t[r+i]=n}return i}function utf8Write(t,e,r,n){return blitBuffer(utf8ToBytes(e,t.length-r),t,r,n)}function asciiWrite(t,e,r,n){return blitBuffer(asciiToBytes(e),t,r,n)}function base64Write(t,e,r,n){return blitBuffer(base64ToBytes(e),t,r,n)}function ucs2Write(t,e,r,n){return blitBuffer(utf16leToBytes(e,t.length-r),t,r,n)}function base64Slice(t,e,r){return 0===e&&r===t.length?base64.fromByteArray(t):base64.fromByteArray(t.slice(e,r))}function utf8Slice(t,e,r){r=Math.min(t.length,r);const n=[];let f=e;for(;f<r;){const e=t[f];let o=null,i=e>239?4:e>223?3:e>191?2:1;if(f+i<=r){let r,n,u,s;switch(i){case 1:e<128&&(o=e);break;case 2:128==(192&(r=t[f+1]))&&(s=(31&e)<<6|63&r)>127&&(o=s);break;case 3:r=t[f+1],n=t[f+2],128==(192&r)&&128==(192&n)&&(s=(15&e)<<12|(63&r)<<6|63&n)>2047&&(s<55296||s>57343)&&(o=s);break;case 4:r=t[f+1],n=t[f+2],u=t[f+3],128==(192&r)&&128==(192&n)&&128==(192&u)&&(s=(15&e)<<18|(63&r)<<12|(63&n)<<6|63&u)>65535&&s<1114112&&(o=s)}}null===o?(o=65533,i=1):o>65535&&(o-=65536,n.push(o>>>10&1023|55296),o=56320|1023&o),n.push(o),f+=i}return decodeCodePointsArray(n)}exports.kMaxLength=K_MAX_LENGTH,Buffer.TYPED_ARRAY_SUPPORT=typedArraySupport(),Buffer.TYPED_ARRAY_SUPPORT||"undefined"==typeof console||"function"!=typeof console.error||console.error("This browser lacks typed array (Uint8Array) support which is required by `buffer` v5.x. Use `buffer` v4.x if you require old browser support."),Object.defineProperty(Buffer.prototype,"parent",{enumerable:!0,get:function(){if(Buffer.isBuffer(this))return this.buffer}}),Object.defineProperty(Buffer.prototype,"offset",{enumerable:!0,get:function(){if(Buffer.isBuffer(this))return this.byteOffset}}),Buffer.poolSize=8192,Buffer.from=function(t,e,r){return from(t,e,r)},Object.setPrototypeOf(Buffer.prototype,Uint8Array.prototype),Object.setPrototypeOf(Buffer,Uint8Array),Buffer.alloc=function(t,e,r){return alloc(t,e,r)},Buffer.allocUnsafe=function(t){return allocUnsafe(t)},Buffer.allocUnsafeSlow=function(t){return allocUnsafe(t)},Buffer.isBuffer=function(t){return null!=t&&!0===t._isBuffer&&t!==Buffer.prototype},Buffer.compare=function(t,e){if(isInstance(t,Uint8Array)&&(t=Buffer.from(t,t.offset,t.byteLength)),isInstance(e,Uint8Array)&&(e=Buffer.from(e,e.offset,e.byteLength)),!Buffer.isBuffer(t)||!Buffer.isBuffer(e))throw new TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array');if(t===e)return 0;let r=t.length,n=e.length;for(let f=0,o=Math.min(r,n);f<o;++f)if(t[f]!==e[f]){r=t[f],n=e[f];break}return r<n?-1:n<r?1:0},Buffer.isEncoding=function(t){switch(String(t).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return!0;default:return!1}},Buffer.concat=function(t,e){if(!Array.isArray(t))throw new TypeError('"list" argument must be an Array of Buffers');if(0===t.length)return Buffer.alloc(0);let r;if(void 0===e)for(e=0,r=0;r<t.length;++r)e+=t[r].length;const n=Buffer.allocUnsafe(e);let f=0;for(r=0;r<t.length;++r){let e=t[r];if(isInstance(e,Uint8Array))f+e.length>n.length?(Buffer.isBuffer(e)||(e=Buffer.from(e.buffer,e.byteOffset,e.byteLength)),e.copy(n,f)):Uint8Array.prototype.set.call(n,e,f);else{if(!Buffer.isBuffer(e))throw new TypeError('"list" argument must be an Array of Buffers');e.copy(n,f)}f+=e.length}return n},Buffer.byteLength=byteLength,Buffer.prototype._isBuffer=!0,Buffer.prototype.swap16=function(){const t=this.length;if(t%2!=0)throw new RangeError("Buffer size must be a multiple of 16-bits");for(let e=0;e<t;e+=2)swap(this,e,e+1);return this},Buffer.prototype.swap32=function(){const t=this.length;if(t%4!=0)throw new RangeError("Buffer size must be a multiple of 32-bits");for(let e=0;e<t;e+=4)swap(this,e,e+3),swap(this,e+1,e+2);return this},Buffer.prototype.swap64=function(){const t=this.length;if(t%8!=0)throw new RangeError("Buffer size must be a multiple of 64-bits");for(let e=0;e<t;e+=8)swap(this,e,e+7),swap(this,e+1,e+6),swap(this,e+2,e+5),swap(this,e+3,e+4);return this},Buffer.prototype.toString=function(){const t=this.length;return 0===t?"":0===arguments.length?utf8Slice(this,0,t):slowToString.apply(this,arguments)},Buffer.prototype.toLocaleString=Buffer.prototype.toString,Buffer.prototype.equals=function(t){if(!Buffer.isBuffer(t))throw new TypeError("Argument must be a Buffer");return this===t||0===Buffer.compare(this,t)},Buffer.prototype.inspect=function(){let t="";const e=exports.INSPECT_MAX_BYTES;return t=this.toString("hex",0,e).replace(/(.{2})/g,"$1 ").trim(),this.length>e&&(t+=" ... "),"<Buffer "+t+">"},customInspectSymbol&&(Buffer.prototype[customInspectSymbol]=Buffer.prototype.inspect),Buffer.prototype.compare=function(t,e,r,n,f){if(isInstance(t,Uint8Array)&&(t=Buffer.from(t,t.offset,t.byteLength)),!Buffer.isBuffer(t))throw new TypeError('The "target" argument must be one of type Buffer or Uint8Array. Received type '+typeof t);if(void 0===e&&(e=0),void 0===r&&(r=t?t.length:0),void 0===n&&(n=0),void 0===f&&(f=this.length),e<0||r>t.length||n<0||f>this.length)throw new RangeError("out of range index");if(n>=f&&e>=r)return 0;if(n>=f)return-1;if(e>=r)return 1;if(this===t)return 0;let o=(f>>>=0)-(n>>>=0),i=(r>>>=0)-(e>>>=0);const u=Math.min(o,i),s=this.slice(n,f),c=t.slice(e,r);for(let t=0;t<u;++t)if(s[t]!==c[t]){o=s[t],i=c[t];break}return o<i?-1:i<o?1:0},Buffer.prototype.includes=function(t,e,r){return-1!==this.indexOf(t,e,r)},Buffer.prototype.indexOf=function(t,e,r){return bidirectionalIndexOf(this,t,e,r,!0)},Buffer.prototype.lastIndexOf=function(t,e,r){return bidirectionalIndexOf(this,t,e,r,!1)},Buffer.prototype.write=function(t,e,r,n){if(void 0===e)n="utf8",r=this.length,e=0;else if(void 0===r&&"string"==typeof e)n=e,r=this.length,e=0;else{if(!isFinite(e))throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");e>>>=0,isFinite(r)?(r>>>=0,void 0===n&&(n="utf8")):(n=r,r=void 0)}const f=this.length-e;if((void 0===r||r>f)&&(r=f),t.length>0&&(r<0||e<0)||e>this.length)throw new RangeError("Attempt to write outside buffer bounds");n||(n="utf8");let o=!1;for(;;)switch(n){case"hex":return hexWrite(this,t,e,r);case"utf8":case"utf-8":return utf8Write(this,t,e,r);case"ascii":case"latin1":case"binary":return asciiWrite(this,t,e,r);case"base64":return base64Write(this,t,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return ucs2Write(this,t,e,r);default:if(o)throw new TypeError("Unknown encoding: "+n);n=(""+n).toLowerCase(),o=!0}},Buffer.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};const MAX_ARGUMENTS_LENGTH=4096;function decodeCodePointsArray(t){const e=t.length;if(e<=MAX_ARGUMENTS_LENGTH)return String.fromCharCode.apply(String,t);let r="",n=0;for(;n<e;)r+=String.fromCharCode.apply(String,t.slice(n,n+=MAX_ARGUMENTS_LENGTH));return r}function asciiSlice(t,e,r){let n="";r=Math.min(t.length,r);for(let f=e;f<r;++f)n+=String.fromCharCode(127&t[f]);return n}function latin1Slice(t,e,r){let n="";r=Math.min(t.length,r);for(let f=e;f<r;++f)n+=String.fromCharCode(t[f]);return n}function hexSlice(t,e,r){const n=t.length;(!e||e<0)&&(e=0),(!r||r<0||r>n)&&(r=n);let f="";for(let n=e;n<r;++n)f+=hexSliceLookupTable[t[n]];return f}function utf16leSlice(t,e,r){const n=t.slice(e,r);let f="";for(let t=0;t<n.length-1;t+=2)f+=String.fromCharCode(n[t]+256*n[t+1]);return f}function checkOffset(t,e,r){if(t%1!=0||t<0)throw new RangeError("offset is not uint");if(t+e>r)throw new RangeError("Trying to access beyond buffer length")}function checkInt(t,e,r,n,f,o){if(!Buffer.isBuffer(t))throw new TypeError('"buffer" argument must be a Buffer instance');if(e>f||e<o)throw new RangeError('"value" argument is out of bounds');if(r+n>t.length)throw new RangeError("Index out of range")}function wrtBigUInt64LE(t,e,r,n,f){checkIntBI(e,n,f,t,r,7);let o=Number(e&BigInt(4294967295));t[r++]=o,o>>=8,t[r++]=o,o>>=8,t[r++]=o,o>>=8,t[r++]=o;let i=Number(e>>BigInt(32)&BigInt(4294967295));return t[r++]=i,i>>=8,t[r++]=i,i>>=8,t[r++]=i,i>>=8,t[r++]=i,r}function wrtBigUInt64BE(t,e,r,n,f){checkIntBI(e,n,f,t,r,7);let o=Number(e&BigInt(4294967295));t[r+7]=o,o>>=8,t[r+6]=o,o>>=8,t[r+5]=o,o>>=8,t[r+4]=o;let i=Number(e>>BigInt(32)&BigInt(4294967295));return t[r+3]=i,i>>=8,t[r+2]=i,i>>=8,t[r+1]=i,i>>=8,t[r]=i,r+8}function checkIEEE754(t,e,r,n,f,o){if(r+n>t.length)throw new RangeError("Index out of range");if(r<0)throw new RangeError("Index out of range")}function writeFloat(t,e,r,n,f){return e=+e,r>>>=0,f||checkIEEE754(t,e,r,4,3.4028234663852886e38,-3.4028234663852886e38),ieee754.write(t,e,r,n,23,4),r+4}function writeDouble(t,e,r,n,f){return e=+e,r>>>=0,f||checkIEEE754(t,e,r,8,1.7976931348623157e308,-1.7976931348623157e308),ieee754.write(t,e,r,n,52,8),r+8}Buffer.prototype.slice=function(t,e){const r=this.length;(t=~~t)<0?(t+=r)<0&&(t=0):t>r&&(t=r),(e=void 0===e?r:~~e)<0?(e+=r)<0&&(e=0):e>r&&(e=r),e<t&&(e=t);const n=this.subarray(t,e);return Object.setPrototypeOf(n,Buffer.prototype),n},Buffer.prototype.readUintLE=Buffer.prototype.readUIntLE=function(t,e,r){t>>>=0,e>>>=0,r||checkOffset(t,e,this.length);let n=this[t],f=1,o=0;for(;++o<e&&(f*=256);)n+=this[t+o]*f;return n},Buffer.prototype.readUintBE=Buffer.prototype.readUIntBE=function(t,e,r){t>>>=0,e>>>=0,r||checkOffset(t,e,this.length);let n=this[t+--e],f=1;for(;e>0&&(f*=256);)n+=this[t+--e]*f;return n},Buffer.prototype.readUint8=Buffer.prototype.readUInt8=function(t,e){return t>>>=0,e||checkOffset(t,1,this.length),this[t]},Buffer.prototype.readUint16LE=Buffer.prototype.readUInt16LE=function(t,e){return t>>>=0,e||checkOffset(t,2,this.length),this[t]|this[t+1]<<8},Buffer.prototype.readUint16BE=Buffer.prototype.readUInt16BE=function(t,e){return t>>>=0,e||checkOffset(t,2,this.length),this[t]<<8|this[t+1]},Buffer.prototype.readUint32LE=Buffer.prototype.readUInt32LE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),(this[t]|this[t+1]<<8|this[t+2]<<16)+16777216*this[t+3]},Buffer.prototype.readUint32BE=Buffer.prototype.readUInt32BE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),16777216*this[t]+(this[t+1]<<16|this[t+2]<<8|this[t+3])},Buffer.prototype.readBigUInt64LE=defineBigIntMethod(function(t){validateNumber(t>>>=0,"offset");const e=this[t],r=this[t+7];void 0!==e&&void 0!==r||boundsError(t,this.length-8);const n=e+256*this[++t]+65536*this[++t]+this[++t]*2**24,f=this[++t]+256*this[++t]+65536*this[++t]+r*2**24;return BigInt(n)+(BigInt(f)<<BigInt(32))}),Buffer.prototype.readBigUInt64BE=defineBigIntMethod(function(t){validateNumber(t>>>=0,"offset");const e=this[t],r=this[t+7];void 0!==e&&void 0!==r||boundsError(t,this.length-8);const n=e*2**24+65536*this[++t]+256*this[++t]+this[++t],f=this[++t]*2**24+65536*this[++t]+256*this[++t]+r;return(BigInt(n)<<BigInt(32))+BigInt(f)}),Buffer.prototype.readIntLE=function(t,e,r){t>>>=0,e>>>=0,r||checkOffset(t,e,this.length);let n=this[t],f=1,o=0;for(;++o<e&&(f*=256);)n+=this[t+o]*f;return n>=(f*=128)&&(n-=Math.pow(2,8*e)),n},Buffer.prototype.readIntBE=function(t,e,r){t>>>=0,e>>>=0,r||checkOffset(t,e,this.length);let n=e,f=1,o=this[t+--n];for(;n>0&&(f*=256);)o+=this[t+--n]*f;return o>=(f*=128)&&(o-=Math.pow(2,8*e)),o},Buffer.prototype.readInt8=function(t,e){return t>>>=0,e||checkOffset(t,1,this.length),128&this[t]?-1*(255-this[t]+1):this[t]},Buffer.prototype.readInt16LE=function(t,e){t>>>=0,e||checkOffset(t,2,this.length);const r=this[t]|this[t+1]<<8;return 32768&r?4294901760|r:r},Buffer.prototype.readInt16BE=function(t,e){t>>>=0,e||checkOffset(t,2,this.length);const r=this[t+1]|this[t]<<8;return 32768&r?4294901760|r:r},Buffer.prototype.readInt32LE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),this[t]|this[t+1]<<8|this[t+2]<<16|this[t+3]<<24},Buffer.prototype.readInt32BE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),this[t]<<24|this[t+1]<<16|this[t+2]<<8|this[t+3]},Buffer.prototype.readBigInt64LE=defineBigIntMethod(function(t){validateNumber(t>>>=0,"offset");const e=this[t],r=this[t+7];void 0!==e&&void 0!==r||boundsError(t,this.length-8);const n=this[t+4]+256*this[t+5]+65536*this[t+6]+(r<<24);return(BigInt(n)<<BigInt(32))+BigInt(e+256*this[++t]+65536*this[++t]+this[++t]*2**24)}),Buffer.prototype.readBigInt64BE=defineBigIntMethod(function(t){validateNumber(t>>>=0,"offset");const e=this[t],r=this[t+7];void 0!==e&&void 0!==r||boundsError(t,this.length-8);const n=(e<<24)+65536*this[++t]+256*this[++t]+this[++t];return(BigInt(n)<<BigInt(32))+BigInt(this[++t]*2**24+65536*this[++t]+256*this[++t]+r)}),Buffer.prototype.readFloatLE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),ieee754.read(this,t,!0,23,4)},Buffer.prototype.readFloatBE=function(t,e){return t>>>=0,e||checkOffset(t,4,this.length),ieee754.read(this,t,!1,23,4)},Buffer.prototype.readDoubleLE=function(t,e){return t>>>=0,e||checkOffset(t,8,this.length),ieee754.read(this,t,!0,52,8)},Buffer.prototype.readDoubleBE=function(t,e){return t>>>=0,e||checkOffset(t,8,this.length),ieee754.read(this,t,!1,52,8)},Buffer.prototype.writeUintLE=Buffer.prototype.writeUIntLE=function(t,e,r,n){if(t=+t,e>>>=0,r>>>=0,!n){checkInt(this,t,e,r,Math.pow(2,8*r)-1,0)}let f=1,o=0;for(this[e]=255&t;++o<r&&(f*=256);)this[e+o]=t/f&255;return e+r},Buffer.prototype.writeUintBE=Buffer.prototype.writeUIntBE=function(t,e,r,n){if(t=+t,e>>>=0,r>>>=0,!n){checkInt(this,t,e,r,Math.pow(2,8*r)-1,0)}let f=r-1,o=1;for(this[e+f]=255&t;--f>=0&&(o*=256);)this[e+f]=t/o&255;return e+r},Buffer.prototype.writeUint8=Buffer.prototype.writeUInt8=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,1,255,0),this[e]=255&t,e+1},Buffer.prototype.writeUint16LE=Buffer.prototype.writeUInt16LE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,2,65535,0),this[e]=255&t,this[e+1]=t>>>8,e+2},Buffer.prototype.writeUint16BE=Buffer.prototype.writeUInt16BE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,2,65535,0),this[e]=t>>>8,this[e+1]=255&t,e+2},Buffer.prototype.writeUint32LE=Buffer.prototype.writeUInt32LE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,4,4294967295,0),this[e+3]=t>>>24,this[e+2]=t>>>16,this[e+1]=t>>>8,this[e]=255&t,e+4},Buffer.prototype.writeUint32BE=Buffer.prototype.writeUInt32BE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,4,4294967295,0),this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t,e+4},Buffer.prototype.writeBigUInt64LE=defineBigIntMethod(function(t,e=0){return wrtBigUInt64LE(this,t,e,BigInt(0),BigInt("0xffffffffffffffff"))}),Buffer.prototype.writeBigUInt64BE=defineBigIntMethod(function(t,e=0){return wrtBigUInt64BE(this,t,e,BigInt(0),BigInt("0xffffffffffffffff"))}),Buffer.prototype.writeIntLE=function(t,e,r,n){if(t=+t,e>>>=0,!n){const n=Math.pow(2,8*r-1);checkInt(this,t,e,r,n-1,-n)}let f=0,o=1,i=0;for(this[e]=255&t;++f<r&&(o*=256);)t<0&&0===i&&0!==this[e+f-1]&&(i=1),this[e+f]=(t/o>>0)-i&255;return e+r},Buffer.prototype.writeIntBE=function(t,e,r,n){if(t=+t,e>>>=0,!n){const n=Math.pow(2,8*r-1);checkInt(this,t,e,r,n-1,-n)}let f=r-1,o=1,i=0;for(this[e+f]=255&t;--f>=0&&(o*=256);)t<0&&0===i&&0!==this[e+f+1]&&(i=1),this[e+f]=(t/o>>0)-i&255;return e+r},Buffer.prototype.writeInt8=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,1,127,-128),t<0&&(t=255+t+1),this[e]=255&t,e+1},Buffer.prototype.writeInt16LE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,2,32767,-32768),this[e]=255&t,this[e+1]=t>>>8,e+2},Buffer.prototype.writeInt16BE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,2,32767,-32768),this[e]=t>>>8,this[e+1]=255&t,e+2},Buffer.prototype.writeInt32LE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,4,2147483647,-2147483648),this[e]=255&t,this[e+1]=t>>>8,this[e+2]=t>>>16,this[e+3]=t>>>24,e+4},Buffer.prototype.writeInt32BE=function(t,e,r){return t=+t,e>>>=0,r||checkInt(this,t,e,4,2147483647,-2147483648),t<0&&(t=4294967295+t+1),this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t,e+4},Buffer.prototype.writeBigInt64LE=defineBigIntMethod(function(t,e=0){return wrtBigUInt64LE(this,t,e,-BigInt("0x8000000000000000"),BigInt("0x7fffffffffffffff"))}),Buffer.prototype.writeBigInt64BE=defineBigIntMethod(function(t,e=0){return wrtBigUInt64BE(this,t,e,-BigInt("0x8000000000000000"),BigInt("0x7fffffffffffffff"))}),Buffer.prototype.writeFloatLE=function(t,e,r){return writeFloat(this,t,e,!0,r)},Buffer.prototype.writeFloatBE=function(t,e,r){return writeFloat(this,t,e,!1,r)},Buffer.prototype.writeDoubleLE=function(t,e,r){return writeDouble(this,t,e,!0,r)},Buffer.prototype.writeDoubleBE=function(t,e,r){return writeDouble(this,t,e,!1,r)},Buffer.prototype.copy=function(t,e,r,n){if(!Buffer.isBuffer(t))throw new TypeError("argument should be a Buffer");if(r||(r=0),n||0===n||(n=this.length),e>=t.length&&(e=t.length),e||(e=0),n>0&&n<r&&(n=r),n===r)return 0;if(0===t.length||0===this.length)return 0;if(e<0)throw new RangeError("targetStart out of bounds");if(r<0||r>=this.length)throw new RangeError("Index out of range");if(n<0)throw new RangeError("sourceEnd out of bounds");n>this.length&&(n=this.length),t.length-e<n-r&&(n=t.length-e+r);const f=n-r;return this===t&&"function"==typeof Uint8Array.prototype.copyWithin?this.copyWithin(e,r,n):Uint8Array.prototype.set.call(t,this.subarray(r,n),e),f},Buffer.prototype.fill=function(t,e,r,n){if("string"==typeof t){if("string"==typeof e?(n=e,e=0,r=this.length):"string"==typeof r&&(n=r,r=this.length),void 0!==n&&"string"!=typeof n)throw new TypeError("encoding must be a string");if("string"==typeof n&&!Buffer.isEncoding(n))throw new TypeError("Unknown encoding: "+n);if(1===t.length){const e=t.charCodeAt(0);("utf8"===n&&e<128||"latin1"===n)&&(t=e)}}else"number"==typeof t?t&=255:"boolean"==typeof t&&(t=Number(t));if(e<0||this.length<e||this.length<r)throw new RangeError("Out of range index");if(r<=e)return this;let f;if(e>>>=0,r=void 0===r?this.length:r>>>0,t||(t=0),"number"==typeof t)for(f=e;f<r;++f)this[f]=t;else{const o=Buffer.isBuffer(t)?t:Buffer.from(t,n),i=o.length;if(0===i)throw new TypeError('The value "'+t+'" is invalid for argument "value"');for(f=0;f<r-e;++f)this[f+e]=o[f%i]}return this};const errors={};function E(t,e,r){errors[t]=class extends r{constructor(){super(),Object.defineProperty(this,"message",{value:e.apply(this,arguments),writable:!0,configurable:!0}),this.name=`${this.name} [${t}]`,this.stack,delete this.name}get code(){return t}set code(t){Object.defineProperty(this,"code",{configurable:!0,enumerable:!0,value:t,writable:!0})}toString(){return`${this.name} [${t}]: ${this.message}`}}}function addNumericalSeparator(t){let e="",r=t.length;const n="-"===t[0]?1:0;for(;r>=n+4;r-=3)e=`_${t.slice(r-3,r)}${e}`;return`${t.slice(0,r)}${e}`}function checkBounds(t,e,r){validateNumber(e,"offset"),void 0!==t[e]&&void 0!==t[e+r]||boundsError(e,t.length-(r+1))}function checkIntBI(t,e,r,n,f,o){if(t>r||t<e){const n="bigint"==typeof e?"n":"";let f;throw f=o>3?0===e||e===BigInt(0)?`>= 0${n} and < 2${n} ** ${8*(o+1)}${n}`:`>= -(2${n} ** ${8*(o+1)-1}${n}) and < 2 ** `+`${8*(o+1)-1}${n}`:`>= ${e}${n} and <= ${r}${n}`,new errors.ERR_OUT_OF_RANGE("value",f,t)}checkBounds(n,f,o)}function validateNumber(t,e){if("number"!=typeof t)throw new errors.ERR_INVALID_ARG_TYPE(e,"number",t)}function boundsError(t,e,r){if(Math.floor(t)!==t)throw validateNumber(t,r),new errors.ERR_OUT_OF_RANGE(r||"offset","an integer",t);if(e<0)throw new errors.ERR_BUFFER_OUT_OF_BOUNDS;throw new errors.ERR_OUT_OF_RANGE(r||"offset",`>= ${r?1:0} and <= ${e}`,t)}E("ERR_BUFFER_OUT_OF_BOUNDS",function(t){return t?`${t} is outside of buffer bounds`:"Attempt to access memory outside buffer bounds"},RangeError),E("ERR_INVALID_ARG_TYPE",function(t,e){return`The "${t}" argument must be of type number. Received type ${typeof e}`},TypeError),E("ERR_OUT_OF_RANGE",function(t,e,r){let n=`The value of "${t}" is out of range.`,f=r;return Number.isInteger(r)&&Math.abs(r)>2**32?f=addNumericalSeparator(String(r)):"bigint"==typeof r&&(f=String(r),(r>BigInt(2)**BigInt(32)||r<-(BigInt(2)**BigInt(32)))&&(f=addNumericalSeparator(f)),f+="n"),n+=` It must be ${e}. Received ${f}`},RangeError);const INVALID_BASE64_RE=/[^+/0-9A-Za-z-_]/g;function base64clean(t){if((t=(t=t.split("=")[0]).trim().replace(INVALID_BASE64_RE,"")).length<2)return"";for(;t.length%4!=0;)t+="=";return t}function utf8ToBytes(t,e){let r;e=e||1/0;const n=t.length;let f=null;const o=[];for(let i=0;i<n;++i){if((r=t.charCodeAt(i))>55295&&r<57344){if(!f){if(r>56319){(e-=3)>-1&&o.push(239,191,189);continue}if(i+1===n){(e-=3)>-1&&o.push(239,191,189);continue}f=r;continue}if(r<56320){(e-=3)>-1&&o.push(239,191,189),f=r;continue}r=65536+(f-55296<<10|r-56320)}else f&&(e-=3)>-1&&o.push(239,191,189);if(f=null,r<128){if((e-=1)<0)break;o.push(r)}else if(r<2048){if((e-=2)<0)break;o.push(r>>6|192,63&r|128)}else if(r<65536){if((e-=3)<0)break;o.push(r>>12|224,r>>6&63|128,63&r|128)}else{if(!(r<1114112))throw new Error("Invalid code point");if((e-=4)<0)break;o.push(r>>18|240,r>>12&63|128,r>>6&63|128,63&r|128)}}return o}function asciiToBytes(t){const e=[];for(let r=0;r<t.length;++r)e.push(255&t.charCodeAt(r));return e}function utf16leToBytes(t,e){let r,n,f;const o=[];for(let i=0;i<t.length&&!((e-=2)<0);++i)n=(r=t.charCodeAt(i))>>8,f=r%256,o.push(f),o.push(n);return o}function base64ToBytes(t){return base64.toByteArray(base64clean(t))}function blitBuffer(t,e,r,n){let f;for(f=0;f<n&&!(f+r>=e.length||f>=t.length);++f)e[f+r]=t[f];return f}function isInstance(t,e){return t instanceof e||null!=t&&null!=t.constructor&&null!=t.constructor.name&&t.constructor.name===e.name}function numberIsNaN(t){return t!=t}const hexSliceLookupTable=function(){const t=new Array(256);for(let e=0;e<16;++e){const r=16*e;for(let n=0;n<16;++n)t[r+n]="0123456789abcdef"[e]+"0123456789abcdef"[n]}return t}();function defineBigIntMethod(t){return"undefined"==typeof BigInt?BufferBigIntNotDefined:t}function BufferBigIntNotDefined(){throw new Error("BigInt not supported")}const ALPHABET="qpzry9x8gf2tvdw0s3jn54khce6mua7l",ALPHABET_MAP={};for(let t=0;t<ALPHABET.length;t++){const e=ALPHABET.charAt(t);ALPHABET_MAP[e]=t}function polymodStep(t){const e=t>>25;return(33554431&t)<<5^996825010&-(e>>0&1)^642813549&-(e>>1&1)^513874426&-(e>>2&1)^1027748829&-(e>>3&1)^705979059&-(e>>4&1)}function prefixChk(t){let e=1;for(let r=0;r<t.length;++r){const n=t.charCodeAt(r);if(n<33||n>126)return"Invalid prefix ("+t+")";e=polymodStep(e)^n>>5}e=polymodStep(e);for(let r=0;r<t.length;++r){const n=t.charCodeAt(r);e=polymodStep(e)^31&n}return e}function convert(t,e,r,n){let f=0,o=0;const i=(1<<r)-1,u=[];for(let n=0;n<t.length;++n)for(f=f<<e|t[n],o+=e;o>=r;)o-=r,u.push(f>>o&i);if(n)o>0&&u.push(f<<r-o&i);else{if(o>=e)return"Excess padding";if(f<<r-o&i)return"Non-zero padding"}return u}function toWords(t){return convert(t,8,5,!0)}function fromWordsUnsafe(t){const e=convert(t,5,8,!1);if(Array.isArray(e))return e}function fromWords(t){const e=convert(t,5,8,!1);if(Array.isArray(e))return e;throw new Error(e)}function getLibraryFromEncoding(t){let e;function r(t,r){if(r=r||90,t.length<8)return t+" too short";if(t.length>r)return"Exceeds length limit";const n=t.toLowerCase(),f=t.toUpperCase();if(t!==n&&t!==f)return"Mixed-case string "+t;const o=(t=n).lastIndexOf("1");if(-1===o)return"No separator character for "+t;if(0===o)return"Missing prefix for "+t;const i=t.slice(0,o),u=t.slice(o+1);if(u.length<6)return"Data too short";let s=prefixChk(i);if("string"==typeof s)return s;const c=[];for(let t=0;t<u.length;++t){const e=u.charAt(t),r=ALPHABET_MAP[e];if(void 0===r)return"Unknown character "+e;s=polymodStep(s)^r,t+6>=u.length||c.push(r)}return s!==e?"Invalid checksum for "+t:{prefix:i,words:c}}return e="bech32"===t?1:734539939,{decodeUnsafe:function(t,e){const n=r(t,e);if("object"==typeof n)return n},decode:function(t,e){const n=r(t,e);if("object"==typeof n)return n;throw new Error(n)},encode:function(t,r,n){if(n=n||90,t.length+7+r.length>n)throw new TypeError("Exceeds length limit");let f=prefixChk(t=t.toLowerCase());if("string"==typeof f)throw new Error(f);let o=t+"1";for(let t=0;t<r.length;++t){const e=r[t];if(e>>5!=0)throw new Error("Non 5-bit word");f=polymodStep(f)^e,o+=ALPHABET.charAt(e)}for(let t=0;t<6;++t)f=polymodStep(f);f^=e;for(let t=0;t<6;++t){const e=f>>5*(5-t)&31;o+=ALPHABET.charAt(e)}return o},toWords:toWords,fromWordsUnsafe:fromWordsUnsafe,fromWords:fromWords}}var bech32=getLibraryFromEncoding("bech32");var exp={};exp.fromBech32=function(t,e=null){if(""===e)throw new Error("Empty bech32 prefix");const{prefix:r,words:n}=bech32.decode(t);if(null!=e&&r!==e)throw new Error("Prefix doesn't match");return{from:bech32.fromWords(n),prefix:null!=e?e:r}};exp.toBech32=function(t,e=null){if(!e)throw new Error("Empty bech32 prefix");var r=bech32.toWords(Buffer.from(t));return bech32.encode(e,r)};exp.lookup=function(t,e){return exp.toBech32(exp.fromBech32(t).from,e)};module.exports=exp;