48 lines
1.5 KiB
TypeScript
48 lines
1.5 KiB
TypeScript
import { from, mergeMap, Observable, Subscriber } from "rxjs";
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import { dirname, join } from "node:path";
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import { existsSync } from "node:fs";
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import { mkdir, writeFile } from "node:fs/promises";
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import { Glob } from "glob";
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import { VFile } from "vfile";
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import { read } from "to-vfile";
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export function dest(prefix: string) {
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return async (file: VFile) => {
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const actualPath = join(prefix, file.path);
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if (!existsSync(dirname(actualPath))) {
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await mkdir(dirname(actualPath), { recursive: true });
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}
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await writeFile(actualPath, file.value);
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console.log("[-] Written", actualPath);
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return file;
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};
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}
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export function onComplete<T>(f: (sink: Subscriber<T>) => Promise<void>) {
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return (observable: Observable<T>) =>
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new Observable<T>((subscriber) =>
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observable.subscribe({
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next(value) {
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subscriber.next(value);
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},
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error(err) {
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subscriber.error(err);
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},
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complete() {
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f(subscriber);
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subscriber.complete();
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},
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})
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);
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}
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const loadFile = (path: string): Promise<VFile> =>
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read(join(Deno.cwd(), path)).then((vfile) => {
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vfile.path = path;
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return vfile;
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});
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export const fromGlob = (paths: string | string[]): Observable<VFile> =>
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from(new Glob(paths, {})).pipe(mergeMap(loadFile));
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