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cmd/go: enable -x in go mod graph

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Updates #35849

Change-Id: Ifa18e448c0d436c18d7204ac755cd36bc28cd612
Reviewed-on: https://go-review.googlesource.com/c/go/+/448935
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
Auto-Submit: Bryan Mills <bcmills@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
This commit is contained in:
ianwoolf 2022-11-09 16:52:41 +08:00 committed by Gopher Robot
parent 86bbcc6a75
commit fcecf3e1fa
4 changed files with 14 additions and 3 deletions
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4
src/cmd/go/alldocs.go
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@ -1248,7 +1248,7 @@
//
// Usage:
//
// go mod graph [-go=version]
// go mod graph [-go=version] [-x]
//
// Graph prints the module requirement graph (with replacements applied)
// in text form. Each line in the output has two space-separated fields: a module
@ -1259,6 +1259,8 @@
// given Go version, instead of the version indicated by the 'go' directive
// in the go.mod file.
//
// The -x flag causes graph to print the commands graph executes.
//
// See https://golang.org/ref/mod#go-mod-graph for more about 'go mod graph'.
//
// # Initialize new module in current directory

6
src/cmd/go/internal/modcmd/graph.go
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@ -12,13 +12,14 @@ import (
"os"
"cmd/go/internal/base"
"cmd/go/internal/cfg"
"cmd/go/internal/modload"
"golang.org/x/mod/module"
)
var cmdGraph = &base.Command{
UsageLine: "go mod graph [-go=version]",
UsageLine: "go mod graph [-go=version] [-x]",
Short: "print module requirement graph",
Long: `
Graph prints the module requirement graph (with replacements applied)
@ -30,6 +31,8 @@ The -go flag causes graph to report the module graph as loaded by the
given Go version, instead of the version indicated by the 'go' directive
in the go.mod file.
The -x flag causes graph to print the commands graph executes.
See https://golang.org/ref/mod#go-mod-graph for more about 'go mod graph'.
`,
Run: runGraph,
@ -41,6 +44,7 @@ var (
func init() {
cmdGraph.Flag.Var(&graphGo, "go", "")
cmdGraph.Flag.BoolVar(&cfg.BuildX, "x", false, "")
base.AddChdirFlag(&cmdGraph.Flag)
base.AddModCommonFlags(&cmdGraph.Flag)
}

5
src/cmd/go/testdata/script/mod_graph.txt vendored
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@ -4,6 +4,11 @@ go mod graph
stdout '^m rsc.io/quote@v1.5.2$'
stdout '^rsc.io/quote@v1.5.2 rsc.io/sampler@v1.3.0$'
! stdout '^m rsc.io/sampler@v1.3.0$'
! stderr 'get '$GOPROXY
rm $GOPATH/pkg/mod/cache/download/rsc.io/quote
go mod graph -x
stderr 'get '$GOPROXY
-- go.mod --
module m

2
src/cmd/go/testdata/script/mod_graph_version.txt vendored
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@ -57,7 +57,7 @@ stdout '^example.net/requireincompatible@v0.1.0 example.com/retract/incompatible
# Unsupported go versions should be rejected, since we don't know
# what versions they would report.
! go mod graph -go=1.99999999999
stderr '^invalid value "1\.99999999999" for flag -go: maximum supported Go version is '$goversion'\nusage: go mod graph \[-go=version\]\nRun ''go help mod graph'' for details.$'
stderr '^invalid value "1\.99999999999" for flag -go: maximum supported Go version is '$goversion'\nusage: go mod graph \[-go=version\] \[-x\]\nRun ''go help mod graph'' for details.$'
-- go.mod --