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Chore: simplify build infra / remove reject_phishing
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83
Build/lib/fetch-text-by-line.ts
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83
Build/lib/fetch-text-by-line.ts
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import type { BunFile } from 'bun';
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import { fetchWithRetry, defaultRequestInit } from './fetch-retry';
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// import { TextLineStream } from './text-line-transform-stream';
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// import { PolyfillTextDecoderStream } from './text-decoder-stream';
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// export function readFileByLine(file: string | BunFile) {
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// if (typeof file === 'string') {
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// file = Bun.file(file);
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// }
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// return file.stream().pipeThrough(new PolyfillTextDecoderStream()).pipeThrough(new TextLineStream());
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// }
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// export function createReadlineInterfaceFromResponse(resp: Response) {
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// if (!resp.body) {
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// throw new Error('Failed to fetch remote text');
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// }
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// if (resp.bodyUsed) {
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// throw new Error('Body has already been consumed.');
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// }
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// return (resp.body as ReadableStream<Uint8Array>).pipeThrough(new PolyfillTextDecoderStream()).pipeThrough(new TextLineStream());
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// }
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const decoder = new TextDecoder('utf-8');
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export async function *readFileByLine(file: string | URL | BunFile): AsyncGenerator<string> {
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if (typeof file === 'string') {
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file = Bun.file(file);
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} else if (!('writer' in file)) {
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file = Bun.file(file);
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}
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let buf = '';
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for await (const chunk of file.stream()) {
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const chunkStr = decoder.decode(chunk).replaceAll('\r\n', '\n');
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for (let i = 0, len = chunkStr.length; i < len; i++) {
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const char = chunkStr[i];
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if (char === '\n') {
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yield buf;
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buf = '';
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} else {
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buf += char;
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}
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}
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}
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if (buf) {
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yield buf;
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}
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}
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export async function *createReadlineInterfaceFromResponse(resp: Response): AsyncGenerator<string> {
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if (!resp.body) {
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throw new Error('Failed to fetch remote text');
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}
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if (resp.bodyUsed) {
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throw new Error('Body has already been consumed.');
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}
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let buf = '';
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for await (const chunk of resp.body) {
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const chunkStr = decoder.decode(chunk).replaceAll('\r\n', '\n');
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for (let i = 0, len = chunkStr.length; i < len; i++) {
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const char = chunkStr[i];
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if (char === '\n') {
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yield buf;
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buf = '';
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} else {
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buf += char;
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}
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}
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}
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if (buf) {
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yield buf;
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}
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}
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export function fetchRemoteTextAndReadByLine(url: string | URL) {
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return fetchWithRetry(url, defaultRequestInit).then(res => createReadlineInterfaceFromResponse(res as Response));
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}
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