setup-node/src/main.ts

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import * as core from '@actions/core';
import * as installer from './installer';
import fs from 'fs';
import * as auth from './authutil';
import * as path from 'path';
import {restoreCache} from './cache-restore';
import {URL} from 'url';
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import os = require('os');
export async function run() {
try {
//
// Version is optional. If supplied, install / use from the tool cache
// If not supplied then task is still used to setup proxy, auth, etc...
//
let version = resolveVersionInput();
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let arch = core.getInput('architecture');
const cache = core.getInput('cache');
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// if architecture supplied but node-version is not
// if we don't throw a warning, the already installed x64 node will be used which is not probably what user meant.
if (arch && !version) {
core.warning(
'`architecture` is provided but `node-version` is missing. In this configuration, the version/architecture of Node will not be changed. To fix this, provide `architecture` in combination with `node-version`'
);
}
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if (!arch) {
arch = os.arch();
}
if (version) {
let token = core.getInput('token');
let auth = !token || isGhes() ? undefined : `token ${token}`;
let stable = (core.getInput('stable') || 'true').toUpperCase() === 'TRUE';
const checkLatest =
(core.getInput('check-latest') || 'false').toUpperCase() === 'TRUE';
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await installer.getNode(version, stable, checkLatest, auth, arch);
}
const registryUrl: string = core.getInput('registry-url');
const alwaysAuth: string = core.getInput('always-auth');
if (registryUrl) {
auth.configAuthentication(registryUrl, alwaysAuth);
}
if (cache) {
if (isGhes()) {
throw new Error('Caching is not supported on GHES');
}
const cacheDependencyPath = core.getInput('cache-dependency-path');
await restoreCache(cache, cacheDependencyPath);
}
const matchersPath = path.join(__dirname, '../..', '.github');
core.info(`##[add-matcher]${path.join(matchersPath, 'tsc.json')}`);
core.info(
`##[add-matcher]${path.join(matchersPath, 'eslint-stylish.json')}`
);
core.info(
`##[add-matcher]${path.join(matchersPath, 'eslint-compact.json')}`
);
} catch (err) {
core.setFailed(err.message);
}
}
function isGhes(): boolean {
const ghUrl = new URL(
process.env['GITHUB_SERVER_URL'] || 'https://github.com'
);
return ghUrl.hostname.toUpperCase() !== 'GITHUB.COM';
}
function resolveVersionInput(): string {
let version = core.getInput('node-version') || core.getInput('version');
const versionFileInput = core.getInput('node-version-file');
if (version && versionFileInput) {
core.warning(
'Both node-version and node-version-file inputs are specified, only node-version will be used'
);
}
if (version) {
return version;
}
if (versionFileInput) {
const versionFilePath = path.join(
process.env.GITHUB_WORKSPACE!,
versionFileInput
);
if (!fs.existsSync(versionFilePath)) {
throw new Error(
`The specified node version file at: ${versionFilePath} does not exist`
);
}
version = installer.parseNodeVersionFile(
fs.readFileSync(versionFilePath, 'utf8')
);
core.info(`Resolved ${versionFileInput} as ${version}`);
}
return version;
}