import * as Effect from "effect/Effect";import * as FileSystem from "effect/FileSystem";import * as Path from "effect/Path";import * as Random from "effect/Random"; export const writeFileStringAtomically = (input: { readonly filePath: string; readonly contents: string;}) => Effect.scoped( Effect.gen(function* () { const fs = yield* FileSystem.FileSystem; const path = yield* Path.Path; const tempFileId = yield* Random.nextUUIDv4; const targetDirectory = path.dirname(input.filePath); yield* fs.makeDirectory(targetDirectory, { recursive: true }); const tempDirectory = yield* fs.makeTempDirectoryScoped({ directory: targetDirectory, prefix: `${path.basename(input.filePath)}.`, }); const tempPath = path.join(tempDirectory, `${tempFileId}.tmp`); yield* fs.writeFileString(tempPath, input.contents); yield* fs.rename(tempPath, input.filePath); }), );
import * as Effect from "effect/Effect";
import * as FileSystem from "effect/FileSystem";
import * as Path from "effect/Path";
import * as Random from "effect/Random";
export const writeFileStringAtomically = (input: {
readonly filePath: string;
readonly contents: string;
}) =>
Effect.scoped(
Effect.gen(function* () {
const fs = yield* FileSystem.FileSystem;
const path = yield* Path.Path;
const tempFileId = yield* Random.nextUUIDv4;
const targetDirectory = path.dirname(input.filePath);
yield* fs.makeDirectory(targetDirectory, { recursive: true });
const tempDirectory = yield* fs.makeTempDirectoryScoped({
directory: targetDirectory,
prefix: `${path.basename(input.filePath)}.`,
});
const tempPath = path.join(tempDirectory, `${tempFileId}.tmp`);
yield* fs.writeFileString(tempPath, input.contents);
yield* fs.rename(tempPath, input.filePath);
}),
);