forked from hero/www_hero
32 lines
1.2 KiB
JavaScript
32 lines
1.2 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const stream_1 = require("stream");
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const stream_2 = require("../readers/stream");
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const provider_1 = require("./provider");
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class ProviderStream extends provider_1.default {
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constructor() {
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super(...arguments);
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this._reader = new stream_2.default(this._settings);
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}
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read(task) {
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const root = this._getRootDirectory(task);
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const options = this._getReaderOptions(task);
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const source = this.api(root, task, options);
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const destination = new stream_1.Readable({ objectMode: true, read: () => { } });
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source
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.once('error', (error) => destination.emit('error', error))
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.on('data', (entry) => destination.emit('data', options.transform(entry)))
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.once('end', () => destination.emit('end'));
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destination
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.once('close', () => source.destroy());
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return destination;
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}
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api(root, task, options) {
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if (task.dynamic) {
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return this._reader.dynamic(root, options);
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}
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return this._reader.static(task.patterns, options);
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}
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}
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exports.default = ProviderStream;
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