Stéphan Kochen
51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
import { Command, Option } from "clipanion";
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import {
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Cache,
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CommandContext,
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Configuration,
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Project,
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StreamReport,
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structUtils,
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} from "@yarnpkg/core";
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// Internal command that fetches a single locator.
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// Used from within Nix to build the cache for the project.
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export default class FetchOneCommand extends Command<CommandContext> {
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static paths = [[`nixify`, `fetch-one`]];
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locator = Option.String();
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async execute() {
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const configuration = await Configuration.find(
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this.context.cwd,
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this.context.plugins
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);
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const { project } = await Project.find(configuration, this.context.cwd);
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const cache = await Cache.find(configuration);
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const fetcher = configuration.makeFetcher();
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const report = await StreamReport.start(
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{ configuration, stdout: this.context.stdout },
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async (report) => {
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const { locatorHash } = structUtils.parseLocator(this.locator, true);
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const pkg = project.originalPackages.get(locatorHash);
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if (!pkg) {
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report.reportError(0, `Invalid locator`);
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return;
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}
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await fetcher.fetch(pkg, {
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checksums: project.storedChecksums,
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project,
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cache,
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fetcher,
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report,
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});
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}
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);
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return report.exitCode();
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}
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}
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