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36 lines
1.2 KiB
JavaScript
36 lines
1.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.WritableStream = void 0;
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const Parser_js_1 = require("./Parser.js");
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/*
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* NOTE: If either of these two imports produces a type error,
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* please update your @types/node dependency!
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*/
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const node_stream_1 = require("node:stream");
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const node_string_decoder_1 = require("node:string_decoder");
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// Following the example in https://nodejs.org/api/stream.html#stream_decoding_buffers_in_a_writable_stream
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function isBuffer(_chunk, encoding) {
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return encoding === "buffer";
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}
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/**
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* WritableStream makes the `Parser` interface available as a NodeJS stream.
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*
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* @see Parser
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*/
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class WritableStream extends node_stream_1.Writable {
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constructor(cbs, options) {
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super({ decodeStrings: false });
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this._decoder = new node_string_decoder_1.StringDecoder();
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this._parser = new Parser_js_1.Parser(cbs, options);
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}
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_write(chunk, encoding, callback) {
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this._parser.write(isBuffer(chunk, encoding) ? this._decoder.write(chunk) : chunk);
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callback();
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}
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_final(callback) {
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this._parser.end(this._decoder.end());
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callback();
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}
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}
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exports.WritableStream = WritableStream;
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//# sourceMappingURL=WritableStream.js.map
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