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文件: /usr/share/nodejs/is-stream/dhnodejsBundle.cjs
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Object.defineProperty(exports, '__esModule', { value: true }); function isStream(stream) { return stream !== null && typeof stream === 'object' && typeof stream.pipe === 'function'; } function isWritableStream(stream) { return isStream(stream) && stream.writable !== false && typeof stream._write === 'function' && typeof stream._writableState === 'object'; } function isReadableStream(stream) { return isStream(stream) && stream.readable !== false && typeof stream._read === 'function' && typeof stream._readableState === 'object'; } function isDuplexStream(stream) { return isWritableStream(stream) && isReadableStream(stream); } function isTransformStream(stream) { return isDuplexStream(stream) && typeof stream._transform === 'function'; } exports.isDuplexStream = isDuplexStream; exports.isReadableStream = isReadableStream; exports.isStream = isStream; exports.isTransformStream = isTransformStream; exports.isWritableStream = isWritableStream;
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