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Direktori : /opt/alt/alt-nodejs16/root/usr/lib/node_modules/npm/lib/ |
Current File : //opt/alt/alt-nodejs16/root/usr/lib/node_modules/npm/lib/base-command.js |
// Base class for npm commands const { relative } = require('path') const ConfigDefinitions = require('./utils/config/definitions.js') const getWorkspaces = require('./workspaces/get-workspaces.js') const cmdAliases = require('./utils/cmd-list').aliases class BaseCommand { constructor (npm) { this.wrapWidth = 80 this.npm = npm } get name () { return this.constructor.name } get description () { return this.constructor.description } get ignoreImplicitWorkspace () { return this.constructor.ignoreImplicitWorkspace } get usage () { const usage = [ `${this.constructor.description}`, '', 'Usage:', ] if (!this.constructor.usage) { usage.push(`npm ${this.constructor.name}`) } else { usage.push(...this.constructor.usage.map(u => `npm ${this.constructor.name} ${u}`)) } if (this.constructor.params) { usage.push('') usage.push('Options:') usage.push(this.wrappedParams) } const aliases = Object.keys(cmdAliases).reduce((p, c) => { if (cmdAliases[c] === this.constructor.name) { p.push(c) } return p }, []) if (aliases.length === 1) { usage.push('') usage.push(`alias: ${aliases.join(', ')}`) } else if (aliases.length > 1) { usage.push('') usage.push(`aliases: ${aliases.join(', ')}`) } usage.push('') usage.push(`Run "npm help ${this.constructor.name}" for more info`) return usage.join('\n') } get wrappedParams () { let results = '' let line = '' for (const param of this.constructor.params) { const usage = `[${ConfigDefinitions[param].usage}]` if (line.length && line.length + usage.length > this.wrapWidth) { results = [results, line].filter(Boolean).join('\n') line = '' } line = [line, usage].filter(Boolean).join(' ') } results = [results, line].filter(Boolean).join('\n') return results } usageError (prefix = '') { if (prefix) { prefix += '\n\n' } return Object.assign(new Error(`\n${prefix}${this.usage}`), { code: 'EUSAGE', }) } async execWorkspaces (args, filters) { throw Object.assign(new Error('This command does not support workspaces.'), { code: 'ENOWORKSPACES', }) } async setWorkspaces (filters) { if (this.isArboristCmd) { this.includeWorkspaceRoot = false } const relativeFrom = relative(this.npm.localPrefix, process.cwd()).startsWith('..') ? this.npm.localPrefix : process.cwd() const ws = await getWorkspaces(filters, { path: this.npm.localPrefix, includeWorkspaceRoot: this.includeWorkspaceRoot, relativeFrom, }) this.workspaces = ws this.workspaceNames = [...ws.keys()] this.workspacePaths = [...ws.values()] } } module.exports = BaseCommand