Edit File: read-combiner.js
"use strict"; // This replaces loadAs with a version that batches concurrent requests for // the same hash. module.exports = function (repo) { var pendingReqs = {}; var loadAs = repo.loadAs; repo.loadAs = newLoadAs; function newLoadAs(type, hash, callback) { if (!callback) return newLoadAs.bind(null, type, hash); var list = pendingReqs[hash]; if (list) { if (list.type !== type) callback(new Error("Type mismatch")); else list.push(callback); return; } list = pendingReqs[hash] = [callback]; list.type = type; loadAs.call(repo, type, hash, function () { delete pendingReqs[hash]; for (var i = 0, l = list.length; i < l; i++) { list[i].apply(this, arguments); } }); } };
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