/
Pnpm.js
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/
Pnpm.js
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// @flow strict-local
import type {PackageInstaller, InstallerOptions} from './types';
import commandExists from 'command-exists';
import spawn from 'cross-spawn';
import logger from '@parcel/logger';
import split from 'split2';
import JSONParseStream from './JSONParseStream';
import promiseFromProcess from './promiseFromProcess';
import {registerSerializableClass} from '@parcel/core';
import {npmSpecifierFromModuleRequest} from './utils';
// $FlowFixMe
import pkg from '../package.json';
const PNPM_CMD = 'pnpm';
type LogLevel = 'error' | 'warn' | 'info' | 'debug';
type ErrorLog = {|
err: {|
message: string,
code: string,
stack: string,
|},
|};
type PNPMLog =
| {|
+name: 'pnpm:progress',
packageId: string,
status: 'fetched' | 'found_in_store' | 'resolved',
|}
| {|
+name: 'pnpm:root',
added?: {|
id?: string,
name: string,
realName: string,
version?: string,
dependencyType?: 'prod' | 'dev' | 'optional',
latest?: string,
linkedFrom?: string,
|},
removed?: {|
name: string,
version?: string,
dependencyType?: 'prod' | 'dev' | 'optional',
|},
|}
| {|+name: 'pnpm:importing', from: string, method: string, to: string|}
| {|+name: 'pnpm:link', target: string, link: string|}
| {|+name: 'pnpm:stats', prefix: string, removed?: number, added?: number|};
type PNPMResults = {|
level: LogLevel,
prefix?: string,
message?: string,
...ErrorLog,
...PNPMLog,
|};
let hasPnpm: ?boolean;
export class Pnpm implements PackageInstaller {
static async exists(): Promise<boolean> {
if (hasPnpm != null) {
return hasPnpm;
}
try {
hasPnpm = Boolean(await commandExists('pnpm'));
} catch (err) {
hasPnpm = false;
}
return hasPnpm;
}
async install({
modules,
cwd,
saveDev = true,
}: InstallerOptions): Promise<void> {
let args = ['add', '--reporter', 'ndjson'];
if (saveDev) {
args.push('-D', '-W');
}
args = args.concat(modules.map(npmSpecifierFromModuleRequest));
let env = {};
for (let key in process.env) {
if (!key.startsWith('npm_') && key !== 'INIT_CWD' && key !== 'NODE_ENV') {
env[key] = process.env[key];
}
}
let addedCount = 0,
removedCount = 0;
let installProcess = spawn(PNPM_CMD, args, {
cwd,
env,
});
installProcess.stdout
.pipe(split())
.pipe(new JSONParseStream())
.on('error', e => {
logger.warn({
origin: '@parcel/package-manager',
message: e.chunk,
stack: e.stack,
});
})
.on('data', (json: PNPMResults) => {
if (json.level === 'error') {
logger.error({
origin: '@parcel/package-manager',
message: json.err.message,
stack: json.err.stack,
});
} else if (json.level === 'info' && typeof json.message === 'string') {
logger.info({
origin: '@parcel/package-manager',
message: prefix(json.message),
});
} else if (json.name === 'pnpm:stats') {
addedCount += json.added ?? 0;
removedCount += json.removed ?? 0;
}
});
let stderr = [];
installProcess.stderr
.on('data', str => {
stderr.push(str.toString());
})
.on('error', e => {
logger.warn({
origin: '@parcel/package-manager',
message: e.message,
});
});
try {
await promiseFromProcess(installProcess);
if (addedCount > 0 || removedCount > 0) {
logger.log({
origin: '@parcel/package-manager',
message: `Added ${addedCount} and ${
removedCount > 0 ? `removed ${removedCount}` : ''
} packages via pnpm`,
});
}
// Since we succeeded, stderr might have useful information not included
// in the json written to stdout. It's also not necessary to log these as
// errors as they often aren't.
for (let message of stderr) {
logger.log({
origin: '@parcel/package-manager',
message,
});
}
} catch (e) {
throw new Error('pnpm failed to install modules');
}
}
}
function prefix(message: string): string {
return 'pnpm: ' + message;
}
registerSerializableClass(`${pkg.version}:Pnpm`, Pnpm);