23 lines
822 B
JavaScript
23 lines
822 B
JavaScript
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/* node < 8.1 zlib does not expose bytesRead, so default to pure JS */
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var _zlib;
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function use_zlib(zlib) { try {
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var InflateRaw = zlib.InflateRaw;
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var InflRaw = new InflateRaw();
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InflRaw._processChunk(new Uint8Array([3, 0]), InflRaw._finishFlushFlag);
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if(InflRaw.bytesRead) _zlib = zlib;
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else throw new Error("zlib does not expose bytesRead");
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} catch(e) {console.error("cannot use native zlib: " + (e.message || e)); } }
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function _inflateRawSync(payload, usz) {
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if(!_zlib) return _inflate(payload, usz);
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var InflateRaw = _zlib.InflateRaw;
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var InflRaw = new InflateRaw();
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var out = InflRaw._processChunk(payload.slice(payload.l), InflRaw._finishFlushFlag);
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payload.l += InflRaw.bytesRead;
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return out;
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}
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function _deflateRawSync(payload) {
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return _zlib ? _zlib.deflateRawSync(payload) : _deflate(payload);
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}
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