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47 lines
2.0 KiB
47 lines
2.0 KiB
2 years ago
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lazy precompute for faster module initialization
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diff --git a/node_modules/eth-sig-util/node_modules/ethereumjs-util/dist/secp256k1-adapter.js b/node_modules/eth-sig-util/node_modules/ethereumjs-util/dist/secp256k1-adapter.js
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index e4d053a..3098939 100644
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--- a/node_modules/eth-sig-util/node_modules/ethereumjs-util/dist/secp256k1-adapter.js
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+++ b/node_modules/eth-sig-util/node_modules/ethereumjs-util/dist/secp256k1-adapter.js
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@@ -2,7 +2,7 @@
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var secp256k1 = require('ethereum-cryptography/secp256k1');
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-var secp256k1v3 = require('./secp256k1-lib/index');
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+function getSecp256k1 () { return require('./secp256k1-lib/index'); }
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var der = require('./secp256k1-lib/der');
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/**
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@@ -28,6 +28,7 @@ var privateKeyVerify = function privateKeyVerify(privateKey) {
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* @return {boolean}
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*/
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var privateKeyExport = function privateKeyExport(privateKey, compressed) {
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+ var secp256k1v3 = getSecp256k1();
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// privateKeyExport method is not part of secp256k1 v4 package
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// this implementation is based on v3
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if (privateKey.length !== 32) {
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@@ -74,6 +75,7 @@ var privateKeyNegate = function privateKeyNegate(privateKey) {
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* @return {Buffer}
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*/
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var privateKeyModInverse = function privateKeyModInverse(privateKey) {
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+ var secp256k1v3 = getSecp256k1();
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if (privateKey.length !== 32) {
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throw new Error('private key length is invalid');
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}
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@@ -217,6 +219,7 @@ var signatureImport = function signatureImport(signature) {
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* @return {Buffer}
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*/
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var signatureImportLax = function signatureImportLax(signature) {
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+ var secp256k1v3 = getSecp256k1();
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// signatureImportLax method is not part of secp256k1 v4 package
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// this implementation is based on v3
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// ensure that signature is greater than 0
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@@ -340,6 +343,7 @@ var ecdh = function ecdh(publicKey, privateKey) {
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* @return {Buffer}
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*/
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var ecdhUnsafe = function ecdhUnsafe(publicKey, privateKey, compressed) {
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+ var secp256k1v3 = getSecp256k1();
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// ecdhUnsafe method is not part of secp256k1 v4 package
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// this implementation is based on v3
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// ensure valid publicKey length
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