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refactor: Change Sync Functions to Promises to Prevent Blocking Event Loop (#896)

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* initial commit

* lint

* lint 2
This commit is contained in:
vini
2024-07-03 04:29:16 -03:00
committed by GitHub
parent fdf9d48162
commit dbf25771a1
5 changed files with 21 additions and 15 deletions
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13
src/WABinary/decode.ts
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@@ -1,11 +1,14 @@
import { inflateSync } from 'zlib'
import { promisify } from 'util'
import { inflate } from 'zlib'
import * as constants from './constants'
import { jidEncode } from './jid-utils'
import type { BinaryNode, BinaryNodeCodingOptions } from './types'
export const decompressingIfRequired = (buffer: Buffer) => {
const inflatePromise = promisify(inflate)
export const decompressingIfRequired = async(buffer: Buffer) => {
if(2 & buffer.readUInt8()) {
buffer = inflateSync(buffer.slice(1))
buffer = await inflatePromise(buffer.slice(1))
} else { // nodes with no compression have a 0x00 prefix, we remove that
buffer = buffer.slice(1)
}
@@ -259,7 +262,7 @@ export const decodeDecompressedBinaryNode = (
}
}
export const decodeBinaryNode = (buff: Buffer): BinaryNode => {
const decompBuff = decompressingIfRequired(buff)
export const decodeBinaryNode = async(buff: Buffer): Promise<BinaryNode> => {
const decompBuff = await decompressingIfRequired(buff)
return decodeDecompressedBinaryNode(decompBuff, constants)
}