cmd/go: fix command name in error messages

`go vendor` is now `go mod vendor`. So it should be unified to use `go mod vendor` in error messages.

Change-Id: I9e84b9a4f4500659b183b83040867b12a8d174aa
GitHub-Last-Rev: 8516e246d4e7f70bf21311b4cb8cb571a561815b
GitHub-Pull-Request: golang/go#28347
Reviewed-on: https://go-review.googlesource.com/c/144379
Reviewed-by: Bryan C. Mills <bcmills@google.com>
Run-TryBot: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>

diff --git a/src/cmd/go/internal/modcmd/vendor.go b/src/cmd/go/internal/modcmd/vendor.go
index 62e74585359e77a69d7b9ee0e514ba645fb2490c..7bd1d0b5718b82aef68d8b526a4b30b9c39d6a22 100644 (file)
--- a/src/cmd/go/internal/modcmd/vendor.go
+++ b/src/cmd/go/internal/modcmd/vendor.go
@@ -45,7 +45,7 @@ func runVendor(cmd *base.Command, args []string) {
 
        vdir := filepath.Join(modload.ModRoot, "vendor")
        if err := os.RemoveAll(vdir); err != nil {
-               base.Fatalf("go vendor: %v", err)
+               base.Fatalf("go mod vendor: %v", err)
        }
 
        modpkgs := make(map[module.Version][]string)
@@ -85,7 +85,7 @@ func runVendor(cmd *base.Command, args []string) {
                return
        }
        if err := ioutil.WriteFile(filepath.Join(vdir, "modules.txt"), buf.Bytes(), 0666); err != nil {
-               base.Fatalf("go vendor: %v", err)
+               base.Fatalf("go mod vendor: %v", err)
        }
 }
 
@@ -172,10 +172,10 @@ func matchNonTest(info os.FileInfo) bool {
 func copyDir(dst, src string, match func(os.FileInfo) bool) {
        files, err := ioutil.ReadDir(src)
        if err != nil {
-               base.Fatalf("go vendor: %v", err)
+               base.Fatalf("go mod vendor: %v", err)
        }
        if err := os.MkdirAll(dst, 0777); err != nil {
-               base.Fatalf("go vendor: %v", err)
+               base.Fatalf("go mod vendor: %v", err)
        }
        for _, file := range files {
                if file.IsDir() || !file.Mode().IsRegular() || !match(file) {
@@ -183,18 +183,18 @@ func copyDir(dst, src string, match func(os.FileInfo) bool) {
                }
                r, err := os.Open(filepath.Join(src, file.Name()))
                if err != nil {
-                       base.Fatalf("go vendor: %v", err)
+                       base.Fatalf("go mod vendor: %v", err)
                }
                w, err := os.Create(filepath.Join(dst, file.Name()))
                if err != nil {
-                       base.Fatalf("go vendor: %v", err)
+                       base.Fatalf("go mod vendor: %v", err)
                }
                if _, err := io.Copy(w, r); err != nil {
-                       base.Fatalf("go vendor: %v", err)
+                       base.Fatalf("go mod vendor: %v", err)
                }
                r.Close()
                if err := w.Close(); err != nil {
-                       base.Fatalf("go vendor: %v", err)
+                       base.Fatalf("go mod vendor: %v", err)
                }
        }
 }