npm-ci

TLDR

Clean install from lockfile

$ npm ci

Install production only

$ npm ci --production

Install with legacy peer deps

$ npm ci --legacy-peer-deps

Silent install

$ npm ci --silent

SYNOPSIS

npm ci [options]

DESCRIPTION

npm ci installs from package-lock.json exactly. Designed for CI environments.
The command removes node_modules first. Faster and more deterministic than npm install.
npm ci is clean install.

PARAMETERS

--production

Skip devDependencies.

--legacy-peer-deps

Ignore peer dep conflicts.

--silent

Suppress output.

--help

Display help information.

CAVEATS

Requires package-lock.json. Deletes node_modules. Fails on lockfile mismatch.

HISTORY

npm ci was added to npm 5.7 for deterministic builds in continuous integration pipelines.