Chore: try new way of reading files by line

This commit is contained in:
SukkaW 2024-12-11 21:57:14 +08:00
parent 83074c8d95
commit 47ef19e0f8
3 changed files with 17 additions and 17 deletions

View File

@ -1,9 +1,9 @@
import { readFileByLine, readFileByLineLegacy } from './fetch-text-by-line';
import { readFileByLine, readFileByLineLegacy, readFileByLineNew } from './fetch-text-by-line';
import path from 'node:path';
import fsp from 'node:fs/promises';
import { SOURCE_DIR } from '../constants/dir';
import { OUTPUT_SURGE_DIR } from '../constants/dir';
const file = path.join(SOURCE_DIR, 'domainset/cdn.conf');
const file = path.join(OUTPUT_SURGE_DIR, 'domainset/reject_extra.conf');
(async () => {
const { bench, group, run } = await import('mitata');
@ -11,6 +11,7 @@ const file = path.join(SOURCE_DIR, 'domainset/cdn.conf');
group(() => {
bench('readFileByLine', () => Array.fromAsync(readFileByLine(file)));
bench('readFileByLineLegacy', () => Array.fromAsync(readFileByLineLegacy(file)));
bench('readFileByLineNew', async () => Array.fromAsync(await readFileByLineNew(file)));
bench('fsp.readFile', () => fsp.readFile(file, 'utf-8').then((content) => content.split('\n')));
});

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@ -1,5 +1,6 @@
import fs from 'node:fs';
import { Readable } from 'node:stream';
import fsp from 'node:fs/promises';
import type { FileHandle } from 'node:fs/promises';
import readline from 'node:readline';
@ -25,10 +26,17 @@ export const readFileByLineLegacy: ((file: string /* | FileHandle */) => AsyncIt
.pipeThrough(new TextDecoderStream())
.pipeThrough(new TextLineStream());
export const readFileByLine: ((file: string /* | FileHandle */) => AsyncIterable<string>) = (file: string) => readline.createInterface({
input: fs.createReadStream(file/* , { encoding: 'utf-8' } */),
crlfDelay: Infinity
});
export function readFileByLine(file: string): AsyncIterable<string> {
return readline.createInterface({
input: fs.createReadStream(file/* , { encoding: 'utf-8' } */),
crlfDelay: Infinity
});
}
const fdReadLines = (fd: FileHandle) => fd.readLines();
export async function readFileByLineNew(file: string): Promise<AsyncIterable<string>> {
return fsp.open(file, 'r').then(fdReadLines);
}
function ensureResponseBody<T extends NodeFetchResponse | UndiciResponseData | UnidiciWebResponse>(resp: T): NonNullable<T['body']> {
if (resp.body == null) {

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@ -1,7 +1,6 @@
import path, { dirname } from 'node:path';
import { dirname } from 'node:path';
import fs from 'node:fs';
import fsp from 'node:fs/promises';
import { OUTPUT_CLASH_DIR, OUTPUT_SINGBOX_DIR, OUTPUT_SURGE_DIR } from '../constants/dir';
export function fastStringCompare(a: string, b: string) {
const lenA = a.length;
@ -68,14 +67,6 @@ export function domainWildCardToRegex(domain: string) {
return result;
}
export function output(id: string, type: 'non_ip' | 'ip' | 'domainset') {
return [
path.join(OUTPUT_SURGE_DIR, type, id + '.conf'),
path.join(OUTPUT_CLASH_DIR, type, id + '.txt'),
path.join(OUTPUT_SINGBOX_DIR, type, id + '.json')
] as const;
}
export function withBannerArray(title: string, description: string[] | readonly string[], date: Date, content: string[]) {
return [
'#########################################',