Download downloads the named modules, which can be module patterns selecting dependencies of the main module or module queries of the form path@version.

causes download to print a sequence of JSON objects to standard output, describing each downloaded module (or failure), corresponding to this Go struct: type Module struct { Path string // module path Version string // module version Error string // error loading module Info string // absolute path to cached .info file GoMod string // absolute path to cached .mod file Zip string // absolute path to cached .zip file Dir string // absolute path to cached source root directory Sum string // checksum for path, version (as in go.sum) GoModSum string // checksum for go.mod (as in go.sum) }.

print the commands.