| const reifyFinish = require('../utils/reify-finish.js') | |
| const ArboristWorkspaceCmd = require('../arborist-cmd.js') | |
| // dedupe duplicated packages, or find them in the tree | |
| class Dedupe extends ArboristWorkspaceCmd { | |
| static description = 'Reduce duplication in the package tree' | |
| static name = 'dedupe' | |
| static params = [ | |
| 'install-strategy', | |
| 'legacy-bundling', | |
| 'global-style', | |
| 'strict-peer-deps', | |
| 'package-lock', | |
| 'omit', | |
| 'include', | |
| 'ignore-scripts', | |
| 'allow-git', | |
| 'audit', | |
| 'bin-links', | |
| 'fund', | |
| 'dry-run', | |
| ...super.params, | |
| ] | |
| async exec () { | |
| if (this.npm.global) { | |
| const er = new Error('`npm dedupe` does not work in global mode.') | |
| er.code = 'EDEDUPEGLOBAL' | |
| throw er | |
| } | |
| const dryRun = this.npm.config.get('dry-run') | |
| const where = this.npm.prefix | |
| const Arborist = require('@npmcli/arborist') | |
| const opts = { | |
| ...this.npm.flatOptions, | |
| path: where, | |
| dryRun, | |
| // Saving during dedupe would only update if one of your direct dependencies was also duplicated somewhere in your tree. | |
| // It would be confusing if running this were to also update your package.json. | |
| // In order to reduce potential confusion we set this to false. | |
| save: false, | |
| workspaces: this.workspaceNames, | |
| } | |
| const arb = new Arborist(opts) | |
| await arb.dedupe(opts) | |
| await reifyFinish(this.npm, arb) | |
| } | |
| } | |
| module.exports = Dedupe | |