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# frozen_string_literal: true
module LicenseFinder
class NPM
def current_packages
NpmPackage.packages_from_json(npm_json, detected_package_path)
end
def prepare_command
lockfile? ? 'npm ci' : 'npm install --no-save'
end
def possible_package_paths
[project_path.join('package.json')]
end
def prepare
Dir.chdir(project_path) do
shell.execute("#{prepare_command} --production")
end
end
private
def lockfile?
File.exist?(project_path.join('package-lock.json'))
end
def npm_json
stdout, _stderr, status = Dir.chdir(project_path) do
shell.execute("npm list --json --long --production")
end
status.success? ? JSON.parse(stdout) : {}
end
end
end
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