diff options
-rw-r--r-- | src/cmd/go/internal/modload/import.go | 10 | ||||
-rw-r--r-- | src/cmd/go/testdata/script/mod_install_hint.txt | 5 |
2 files changed, 11 insertions, 4 deletions
diff --git a/src/cmd/go/internal/modload/import.go b/src/cmd/go/internal/modload/import.go index 995641c9f1..eda0568f07 100644 --- a/src/cmd/go/internal/modload/import.go +++ b/src/cmd/go/internal/modload/import.go @@ -160,11 +160,13 @@ func (e *ImportMissingSumError) Error() string { // Importing package is unknown, or the missing package was named on the // command line. Recommend 'go mod download' for the modules that could // provide the package, since that shouldn't change go.mod. - args := make([]string, len(e.mods)) - for i, mod := range e.mods { - args[i] = mod.Path + if len(e.mods) > 0 { + args := make([]string, len(e.mods)) + for i, mod := range e.mods { + args[i] = mod.Path + } + hint = fmt.Sprintf("; to add:\n\tgo mod download %s", strings.Join(args, " ")) } - hint = fmt.Sprintf("; to add:\n\tgo mod download %s", strings.Join(args, " ")) } else { // Importing package is known (common case). Recommend 'go get' on the // current version of the importing package. diff --git a/src/cmd/go/testdata/script/mod_install_hint.txt b/src/cmd/go/testdata/script/mod_install_hint.txt new file mode 100644 index 0000000000..ab02840eb8 --- /dev/null +++ b/src/cmd/go/testdata/script/mod_install_hint.txt @@ -0,0 +1,5 @@ +# Module is replaced but not required. No hint appears as no module is suggested.
+go mod init m
+go mod edit -replace=github.com/notrequired@v0.5.0=github.com/doesnotexist@v0.5.0
+! go install github.com/notrequired
+! stderr 'to add it:'
\ No newline at end of file |