14 lines
427 B
TypeScript
14 lines
427 B
TypeScript
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import { closeSync, fsyncSync, openSync, renameSync, writeFileSync } from "node:fs"
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export function writeFileAtomically(filePath: string, content: string): void {
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const tempPath = `${filePath}.tmp`
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writeFileSync(tempPath, content, "utf-8")
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const tempFileDescriptor = openSync(tempPath, "r")
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try {
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fsyncSync(tempFileDescriptor)
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} finally {
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closeSync(tempFileDescriptor)
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}
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renameSync(tempPath, filePath)
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}
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