go.mod fi le module github.com/110y/gwdemo1 go 1.18 require github.com/110y/gwdemo3 v0.0.0-20220218011518-502c64a9beed replace github.com/110y/gwdemo3 => ../gwdemo3
awkward: each module developer might have working versions at di ff erent location on disk, so having the directive in a fi le that needs to be distributed with the module isn't a good fi t for all use cases. https://go.googlesource.com/proposal/+/master/design/45713-workspace.md Proposal: Multi-Module Workspaces in cmd/go