#19054 javascript: node_modules should be immutable_input_digests Issue created by tobni Is your feature request related to a problem? Please describe. node_modules folder is currently copied into processes. The amount of IO is significant, with npm and yarn suffering the worst. Describe the solution you'd like Instead of merging installation digests with the sources to be acted upon, pass node_modules as immutable inputs. Describe alternatives you've considered ? Additional context pantsbuild/pants