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# frozen_string_literal: true
module LicenseFinder
class NPM
def possible_package_paths
[project_path.join('package.json')]
end
def prepare
within_project_path do
tool_box.install(tool: :nodejs, env: default_env)
if lockfile?
shell.execute([:npm, :ci, "--production"], env: default_env)
else
shell.execute([:npm, :install, '--no-save', "--production"], env: default_env)
end
end
end
def current_packages
NpmPackage.packages_from_json(npm_json, detected_package_path).map do |item|
Dependency.from(item, detected_package_path)
end
end
private
def lockfile?
File.exist?(project_path.join('package-lock.json'))
end
def npm_json
stdout, _stderr, status = within_project_path do
shell.execute("npm list --json --long --production")
end
status.success? ? JSON.parse(stdout) : {}
end
def default_env
{
'NPM_CONFIG_CAFILE' => ENV.fetch('NPM_CONFIG_CAFILE', shell.default_certificate_path).to_s
}
end
end
end
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