35 lines
1.0 KiB
TypeScript
35 lines
1.0 KiB
TypeScript
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/**
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* Shared buffer utilities for consistent binary data handling across all registry types.
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*
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* This module addresses the common issue where `Buffer.isBuffer(Uint8Array)` returns `false`,
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* which can cause data handling bugs when binary data arrives as Uint8Array instead of Buffer.
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*/
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/**
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* Check if value is binary data (Buffer or Uint8Array)
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*/
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export function isBinaryData(value: unknown): value is Buffer | Uint8Array {
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return Buffer.isBuffer(value) || value instanceof Uint8Array;
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}
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/**
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* Convert any binary-like data to Buffer.
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* Handles Buffer, Uint8Array, string, and objects.
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*
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* @param data - The data to convert to Buffer
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* @returns A Buffer containing the data
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*/
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export function toBuffer(data: unknown): Buffer {
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if (Buffer.isBuffer(data)) {
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return data;
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}
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if (data instanceof Uint8Array) {
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return Buffer.from(data);
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}
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if (typeof data === 'string') {
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return Buffer.from(data, 'utf-8');
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}
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// Fallback: serialize object to JSON
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return Buffer.from(JSON.stringify(data));
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}
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