@roots/dependencies/lib/command/base.command.js

Automated package installation

import { spawn } from 'child_process';
/**
 * Base command
 */
export class Command {
    path;
    onMessage;
    onError;
    constructor(path, onMessage, onError) {
        this.path = path;
        this.onMessage = onMessage;
        this.onError = onError;
    }
    async execute(commandArgs) {
        const [bin, ...args] = commandArgs;
        return new Promise((resolve, reject) => {
            const message = [];
            const command = spawn(bin, args);
            command.stdout.on(`data`, incoming => {
                message.push(incoming.toString());
                this.onMessage && this.onMessage(incoming.toString());
            });
            command.stderr.on(`data`, incoming => {
                message.push(incoming.toString());
                this.onError && this.onError(incoming.toString());
            });
            command.on(`close`, () => resolve(message));
            command.on(`error`, () => reject());
        });
    }
    normalizeDependencies(dependencies) {
        return dependencies
            .reduce((acc, dependency) => {
            if (Array.isArray(dependency)) {
                acc.push(`${dependency[0]}@${dependency[1]}`);
            }
            else {
                acc.push(dependency);
            }
            return acc;
        }, [])
            .filter(Boolean);
    }
}