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fix #173: add polyfill for fromHex, solve compatibility issues with old browsers

pull/177/head
lyc8503 2026-01-04 22:00:19 +08:00
parent 821beb2a87
commit c467650121
1 changed files with 17 additions and 4 deletions
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21
worker/src/store.ts
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@ -51,6 +51,21 @@ export class CompactedMonitorStateWrapper {
latency: {},
}
const hex2Uint8Arr = (hex: string): Uint8Array => {
// @ts-expect-error This method is not available in Node.js 22.x, but available in Cloudflare Workers and new browsers
if (Uint8Array.fromHex) {
// @ts-expect-error
return Uint8Array.fromHex(hex)
} else {
console.warn('Uint8Array.fromHex is not available, using parseInt as fallback. Consider upgrading your browser.')
const ret = new Uint8Array(hex.length / 2)
for (let i = 0; i < hex.length; i += 2) {
ret[i / 2] = parseInt(hex.slice(i, i + 2), 16)
}
return ret
}
}
Object.keys(this.data.incident).forEach((monitorId) => {
state.incident[monitorId] = []
const incidents = this.data.incident[monitorId]
@ -83,10 +98,8 @@ export class CompactedMonitorStateWrapper {
}
})
// @ts-expect-error
const timeArr = new Uint32Array(Uint8Array.fromHex(latencies.time).buffer)
// @ts-expect-error
const pingArr = new Uint16Array(Uint8Array.fromHex(latencies.ping).buffer)
const timeArr = new Uint32Array(hex2Uint8Arr(latencies.time).buffer)
const pingArr = new Uint16Array(hex2Uint8Arr(latencies.ping).buffer)
if (timeArr.length !== pingArr.length || timeArr.length !== locUncompacted.length) {
throw new Error(