58 lines
1.3 KiB
JavaScript
58 lines
1.3 KiB
JavaScript
var crypto = require('crypto');
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//var utils = require('../lib/utils.js');
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function random(lowerRandomInterval, upperOpenInterval) {
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return lowerRandomInterval + parseInt((upperOpenInterval - lowerRandomInterval) * Math.random());
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}
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function randomBuffer(length) {
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var buffer = crypto.randomBytes(length);
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return buffer;
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}
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function randomHexString(length) {
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return '0x' + randomBuffer(length).toString('hex');
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}
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function equals(a, b) {
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// Array (treat recursively)
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if (Array.isArray(a)) {
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if (!Array.isArray(b) || a.length !== b.length) { return false; }
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for (var i = 0; i < a.length; i++) {
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if (!equals(a[i], b[i])) { return false; }
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}
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return true;
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}
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// BigNumber
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if (a.eq) {
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if (!b.eq || !a.eq(b)) { return false; }
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return true;
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}
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// Uint8Array
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if (a.buffer) {
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if (!b.buffer || a.length !== b.length) { return false; }
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for (var i = 0; i < a.length; i++) {
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if (a[i] !== b[i]) { return false; }
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}
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return true;
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}
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// Something else
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return a === b;
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}
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module.exports = {
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random: random,
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randomBuffer: randomBuffer,
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randomHexString: randomHexString,
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equals: equals,
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//isHexString: utils.isHexString,
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//hexOrBuffer: utils.hexOrBuffer,
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}
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