hcy-vue-cli/lib/PackageManager.js

An easy to use vue-cli

const { semver, execa } = require("@vue/cli-shared-utils")
const { executeCommand } = require("./util/executeCommand")

const PACKAGE_MANAGER_CONFIG = {
    npm: {
        install: ["install", "--loglevel", "error"],
    },
}

class PackageManager {
    constructor({ context } = {}) {
        this.context = context || process.cwd()
        this.bin = "npm"
        this._registries = {}

        // npm 版本处理
        const MIN_SUPPORTED_NPM_VERSION = "6.9.0"
        const npmVersion = execa.sync("npm", ["--version"]).stdout

        if (semver.lt(npmVersion, MIN_SUPPORTED_NPM_VERSION)) {
            throw new Error("NPM 版本太低啦，请升级")
        }

        if (semver.gte(npmVersion, "7.0.0")) {
            this.needsPeerDepsFix = true
        }
    }

    // 安装
    async install() {
        const args = []

        // npm 版本大于7
        if (this.needsPeerDepsFix) {
            args.push("--legacy-peer-deps")
        }

        return await this.runCommand("install", args)
    }

    async runCommand(command, args) {
        await executeCommand(this.bin, [...PACKAGE_MANAGER_CONFIG[this.bin][command], ...(args || [])], this.context)
    }
}

module.exports = PackageManager