mirror of https://github.com/nodejs/corepack.git
55 lines
1.5 KiB
TypeScript
55 lines
1.5 KiB
TypeScript
import {UsageError} from 'clipanion';
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import {mkdirSync} from 'fs';
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import {homedir, tmpdir} from 'os';
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import {join} from 'path';
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import process from 'process';
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import type {NodeError} from './nodeUtils';
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/**
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* If the install folder structure changes then increment this number.
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*/
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const INSTALL_FOLDER_VERSION = 1;
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export function getCorepackHomeFolder() {
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return (
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process.env.COREPACK_HOME ??
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join(
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process.env.XDG_CACHE_HOME ??
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process.env.LOCALAPPDATA ??
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join(homedir(), process.platform === `win32` ? `AppData/Local` : `.cache`),
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`node/corepack`,
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)
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);
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}
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export function getInstallFolder() {
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return join(
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getCorepackHomeFolder(),
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`v${INSTALL_FOLDER_VERSION}`,
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);
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}
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export function getTemporaryFolder(target: string = tmpdir()) {
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mkdirSync(target, {recursive: true});
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while (true) {
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const rnd = Math.random() * 0x100000000;
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const hex = rnd.toString(16).padStart(8, `0`);
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const path = join(target, `corepack-${process.pid}-${hex}`);
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try {
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mkdirSync(path);
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return path;
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} catch (error) {
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if ((error as NodeError).code === `EEXIST`) {
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continue;
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} else if ((error as NodeError).code === `EACCES`) {
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throw new UsageError(`Failed to create cache directory. Please ensure the user has write access to the target directory (${target}). If the user's home directory does not exist, create it first.`);
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} else {
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throw error;
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}
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}
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}
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}
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