@transmute/x25519-key-pair/dist/x25519-key-pair.cjs.production.min.js

``` npm i @transmute/x25519-key-pair@latest --save ```

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f,s=u("123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"),p=function(r){return function(r){return Buffer.from(r||"").toString("base64")}(r).replace(/\+/g,"-").replace(/\//g,"_").replace(/=+$/g,"")},l=function(r,t){void 0===t&&(t="base58btc");var e=new Uint8Array(2+r.length);if(e[0]=236,e[1]=1,e.set(r,2),"base58btc"===t)return"z"+s.encode(e);if("base64url"===t)return"u"+p(e);throw new Error("Unsupported encoding: "+t)},h=function(r){return Uint8Array.from(Buffer.from(r.x,"base64"))},y={JsonWebKey2020:function(r){var t,e=h(r.publicKeyJwk),n=void 0;return r.privateKeyJwk&&(h(t=r.privateKeyJwk),n=Uint8Array.from(Buffer.from(t.d,"base64"))),{publicKey:e,privateKey:n}},X25519KeyAgreementKey2019:function(r){var t=s.decode(r.publicKeyBase58),e=void 0;return r.privateKeyBase58&&(e=Uint8Array.from(s.decode(r.privateKeyBase58))),{publicKey:t,privateKey:e}}},v={JsonWebKey2020:function(r,t,e,n){var 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r.abrupt("return",v[t.type](this.id,this.controller,this.publicKey,t.privateKey?this.privateKey:void 0));case 3:throw new Error("Unsupported export options: "+JSON.stringify(t));case 4:case"end":return r.stop()}}),r,this)})));return function(t){return r.apply(this,arguments)}}(),e.deriveSecret=function(){var r=o(c.mark((function r(e){var n,o,i;return c.wrap((function(r){for(;;)switch(r.prev=r.next){case 0:return n=e.publicKey,r.next=3,f.from(n);case 3:if(o=r.sent,this.privateKey){r.next=6;break}throw new Error("No private key available for deriveSecret");case 6:return i=t.sharedKey(this.privateKey,o.publicKey,!0),r.abrupt("return",i);case 8:case"end":return r.stop()}}),r,this)})));return function(t){return r.apply(this,arguments)}}(),r}(),exports.X25519KeyPair.generate=function(){var r=o(c.mark((function r(e){var n,o,i;return c.wrap((function(r){for(;;)switch(r.prev=r.next){case 0:return n=t.generateKeyPair({isAvailable:!0,randomBytes:e.secureRandom}),o=l(n.publicKey),r.abrupt("return",new f({id:(i="did:key:"+o)+"#"+o,type:"JsonWebKey2020",controller:i,publicKey:n.publicKey,privateKey:n.secretKey}));case 6:case"end":return r.stop()}}),r)})));return function(t){return r.apply(this,arguments)}}(),exports.X25519KeyPair.from=function(){var r=o(c.mark((function r(t){var e;return c.wrap((function(r){for(;;)switch(r.prev=r.next){case 0:return e=y[t.type](t),r.abrupt("return",new f({id:t.id,type:t.type,controller:t.controller,publicKey:e.publicKey,privateKey:e.privateKey}));case 2:case"end":return r.stop()}}),r)})));return function(t){return r.apply(this,arguments)}}(),exports.X25519KeyPair=f=r.__decorate([e.staticImplements()],exports.X25519KeyPair);
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