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46 lines
980 B
JavaScript
46 lines
980 B
JavaScript
"use strict";
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const Promise = require("bluebird");
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const pEvent = require("p-event");
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const pStream = require("p-stream");
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module.exports = function fetch(client, args, options = {}) {
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return new Promise((resolve, reject) => {
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let attributeResults = [];
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let bodyInfoResults = [];
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let bodyPromises = [];
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let fetchOp = client.seq.fetch(... args);
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fetchOp.on("end", () => {
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resolve(Promise.try(() => {
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if (options.onEnd != null) {
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return options.onEnd();
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}
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}).then(() => {
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return Promise.all(bodyPromises);
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}).then((bodies) => {
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return {
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attributeResults,
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bodyInfoResults,
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bodies
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};
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}));
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});
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fetchOp.on("message", (message) => {
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message.on("attributes", (attributes) => {
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attributeResults.push(attributes);
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});
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message.on("body", (bodyStream, info) => {
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bodyInfoResults.push(info);
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bodyPromises.push(pStream(bodyStream));
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});
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});
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pEvent(fetchOp, "error").then(reject);
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});
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};
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