Bitmessage
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eccrypto
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Merge pull request #4 from englercj/master 

Add fallback to browser is secp256k1
This commit is contained in:
Kagami Hiiragi 2015-05-28 18:26:30 +03:00
parent 1cbc1bdd9f d743332ebc
commit b8be4b2f64
3 changed files with 14 additions and 7 deletions
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4
browser.js
View File

@ -7,7 +7,7 @@
var EC = require("elliptic").ec;
var ec = new EC("secp256k1");
var cryptoObj = window.crypto || window.msCrypto || {};
var cryptoObj = global.crypto || global.msCrypto || {};
var subtle = cryptoObj.subtle || cryptoObj.webkitSubtle;
function assert(condition, message) {
@ -18,7 +18,7 @@ function assert(condition, message) {
function randomBytes(size) {
var arr = new Uint8Array(size);
window.crypto.getRandomValues(arr);
global.crypto.getRandomValues(arr);
return new Buffer(arr);
}

15
index.js
View File

@ -9,10 +9,17 @@ var promise = typeof Promise === "undefined" ?
require("es6-promise").Promise :
Promise;
var crypto = require("crypto");
// TODO(Kagami): We may fallback to pure JS implementation
// (`browser.js`) if this modules are failed to load.
var secp256k1 = require("secp256k1");
var ecdh = require("./build/Release/ecdh");
// try to use secp256k1, fallback to browser implementation
try {
var secp256k1 = require("secp256k1");
var ecdh = require("./build/Release/ecdh");
} catch (e) {
if (process.env.ECCRYPTO_NO_FALLBACK) {
throw e;
} else {
return (module.exports = require("./browser"));
}
}
function assert(condition, message) {
if (!condition) {

2
package.json
View File

@ -6,7 +6,7 @@
"browser": "browser.js",
"scripts": {
"install": "node-gyp rebuild || exit 0",
"test": "mocha && xvfb-run -a karma start && jshint .",
"test": "ECCRYPTO_NO_FALLBACK=1 mocha && xvfb-run -a karma start && jshint .",
"m": "mocha",
"k": "xvfb-run -a karma start",
"kc": "xvfb-run -a karma start --browsers Chromium",