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import {Command, Option, UsageError} from 'clipanion';
import {BaseCommand} from './Base';
export class UseCommand extends BaseCommand {
static paths = [
[`use`],
];
static usage = Command.Usage({
description: `Define the package manager to use for the current project`,
details: `
When run, this command will retrieve the latest release matching the
provided descriptor, assign it to the project's package.json file, and
automatically perform an install.
`,
examples: [[
`Configure the project to use the latest Yarn release`,
`corepack use 'yarn@*'`,
]],
});
pattern = Option.String();
async execute() {
const [descriptor] = await this.resolvePatternsToDescriptors({
all: false,
patterns: [this.pattern],
});
const resolved = await this.context.engine.resolveDescriptor(descriptor, {allowTags: true, useCache: false});
if (resolved === null)
throw new UsageError(`Failed to successfully resolve '${descriptor.range}' to a valid ${descriptor.name} release`);
this.context.stdout.write(`Installing ${resolved.name}@${resolved.reference} in the project...\n`);
const packageManagerInfo = await this.context.engine.ensurePackageManager(resolved);
await this.setLocalPackageManager(packageManagerInfo);
}
}
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