// edit edit go.mod from tools or scripts
// graph print module requirement graph
// init initialize new module in current directory
+// initwork initialize workspace file
// tidy add missing and remove unused modules
// vendor make vendored copy of dependencies
// verify verify dependencies have expected content
// See https://golang.org/ref/mod#go-mod-init for more about 'go mod init'.
//
//
+// Initialize workspace file
+//
+// Usage:
+//
+// go mod initwork [moddirs]
+//
+// go mod initwork initializes and writes a new go.work file in the current
+// directory, in effect creating a new workspace at the current directory.
+//
+// go mod initwork optionally accepts paths to the workspace modules as arguments.
+// If the argument is omitted, an empty workspace with no modules will be created.
+//
+// See the workspaces design proposal at
+// https://go.googlesource.com/proposal/+/master/design/45713-workspace.md for
+// more information.
+//
+//
// Add missing and remove unused modules
//
// Usage:
--- /dev/null
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// go mod initwork
+
+package modcmd
+
+import (
+ "cmd/go/internal/base"
+ "cmd/go/internal/modload"
+ "context"
+ "path/filepath"
+)
+
+var _ = modload.TODOWorkspaces("Add more documentation below.T hough this is" +
+ "enough for those trying workspaces out, there should be more through" +
+ "documentation if the proposal is accepted.")
+
+var cmdInitwork = &base.Command{
+ UsageLine: "go mod initwork [moddirs]",
+ Short: "initialize workspace file",
+ Long: `go mod initwork initializes and writes a new go.work file in the current
+directory, in effect creating a new workspace at the current directory.
+
+go mod initwork optionally accepts paths to the workspace modules as arguments.
+If the argument is omitted, an empty workspace with no modules will be created.
+
+See the workspaces design proposal at
+https://go.googlesource.com/proposal/+/master/design/45713-workspace.md for
+more information.
+`,
+ Run: runInitwork,
+}
+
+func init() {
+ base.AddModCommonFlags(&cmdInitwork.Flag)
+ base.AddWorkfileFlag(&cmdInitwork.Flag)
+}
+
+func runInitwork(ctx context.Context, cmd *base.Command, args []string) {
+ modload.InitWorkfile()
+
+ modload.ForceUseModules = true
+
+ // TODO(matloob): support using the -workfile path
+ // To do that properly, we'll have to make the module directories
+ // make dirs relative to workFile path before adding the paths to
+ // the directory entries
+
+ workFile := filepath.Join(base.Cwd(), "go.work")
+
+ modload.CreateWorkFile(ctx, workFile, args)
+}
cmdEdit,
cmdGraph,
cmdInit,
+ cmdInitwork,
cmdTidy,
cmdVendor,
cmdVerify,
}
}
+// CreateWorkFile initializes a new workspace by creating a go.work file.
+func CreateWorkFile(ctx context.Context, workFile string, modDirs []string) {
+ _ = TODOWorkspaces("Report an error if the file already exists.")
+
+ goV := LatestGoVersion() // Use current Go version by default
+ workF := new(modfile.WorkFile)
+ workF.Syntax = new(modfile.FileSyntax)
+ workF.AddGoStmt(goV)
+
+ for _, dir := range modDirs {
+ _ = TODOWorkspaces("Add the module path of the module.")
+ workF.AddDirectory(dir, "")
+ }
+
+ data := modfile.Format(workF.Syntax)
+ lockedfile.Write(workFile, bytes.NewReader(data), 0644)
+}
+
// fixVersion returns a modfile.VersionFixer implemented using the Query function.
//
// It resolves commit hashes and branch names to versions,
+go mod initwork ./a ./b
+cmp go.work go.work.want
+
go run example.com/b
stdout 'Hello from module A'
b
../src/a
)
--- go.work --
+-- go.work.want --
go 1.17
directory (
- ./a
- ./b
+ ./a
+ ./b
)
-
-- a/go.mod --
module example.com/a