pxcloud/pkg-fetch
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introducing 'dryRun'

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This commit is contained in:
Igor Klopov 2017-04-27 17:36:06 -07:00
parent 69f6b5742d
commit 82255d5cb9
1 changed files with 10 additions and 4 deletions
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14
lib/index.js
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@ -13,8 +13,8 @@ import { version } from '../package.json';
const cloud = new Cloud({ owner: 'zeit', repo: 'pkg-fetch' });
export async function need (opts = {}) {
let { nodeRange, platform, arch, forceFetch, forceBuild } = opts;
export async function need (opts = {}) { // eslint-disable-line complexity
let { nodeRange, platform, arch, forceFetch, forceBuild, dryRun } = opts;
if (!nodeRange) throw wasReported('nodeRange not specified');
if (!platform) throw wasReported('platform not specified');
if (!arch) throw wasReported('arch not specified');
@ -45,24 +45,29 @@ export async function need (opts = {}) {
let fetchFailed;
if (!forceBuild) {
if (await exists(fetched)) {
if (dryRun) return 'exists';
return fetched;
}
}
if (!forceFetch) {
if (await exists(built)) {
if (dryRun) return 'exists';
if (forceBuild) log.info('Reusing base binaries built locally:', built);
return built;
}
}
if (!forceBuild) {
if (dryRun) return 'fetched';
log.info('Fetching base binaries to:', path.dirname(fetched));
if (await cloud.download(remote, fetched)) return fetched;
fetchFailed = true;
}
if (fetchFailed) {
if (!dryRun && fetchFailed) {
log.info('Not found in GitHub releases:', JSON.stringify(remote));
}
log.info('Building base binary from source:', path.basename(built));
if (!dryRun) {
log.info('Building base binary from source:', path.basename(built));
}
if (hostPlatform !== platform) {
throw wasReported(`Not able to build for '${opts.platform}' here, only for '${hostPlatform}'`);
}
@ -70,6 +75,7 @@ export async function need (opts = {}) {
throw wasReported(`Unknown arch '${opts.arch}'. Specify ${knownArchs.join(', ')}`);
}
if (dryRun) return 'built';
await build(nodeVersion, arch, built);
return built;
}