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cmd/go: adjust import config debugging flag

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Change-Id: I3afaefc154f9ccfac353cedac7aefcfb70afe265
Reviewed-on: https://go-review.googlesource.com/86996
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Russ Cox 2018-01-09 14:49:08 -05:00
parent 8396015e80
commit dd806b8be4
1 changed files with 15 additions and 12 deletions
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27
src/cmd/go/internal/load/icfg.go
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@ -19,7 +19,8 @@ var DebugDeprecatedImportcfg debugDeprecatedImportcfgFlag
type debugDeprecatedImportcfgFlag struct {
enabled bool
pkgs map[string]*debugDeprecatedImportcfgPkg
Import map[string]string
Pkg map[string]*debugDeprecatedImportcfgPkg
}
type debugDeprecatedImportcfgPkg struct {
@ -49,8 +50,9 @@ func (f *debugDeprecatedImportcfgFlag) Set(x string) error {
}
data = data[len(debugDeprecatedImportcfgMagic):]
f.pkgs = nil
if err := json.Unmarshal(data, &f.pkgs); err != nil {
f.Import = nil
f.Pkg = nil
if err := json.Unmarshal(data, &f); err != nil {
return errImportcfgSyntax
}
f.enabled = true
@ -58,18 +60,19 @@ func (f *debugDeprecatedImportcfgFlag) Set(x string) error {
}
func (f *debugDeprecatedImportcfgFlag) lookup(parent *Package, path string) (dir, newPath string) {
if parent == nil {
if p1 := f.pkgs[path]; p1 != nil {
return p1.Dir, path
}
return "", ""
newPath = path
if p := f.Import[path]; p != "" {
newPath = p
}
if p1 := f.pkgs[parent.ImportPath]; p1 != nil {
if newPath := p1.Import[path]; newPath != "" {
if p2 := f.pkgs[newPath]; p2 != nil {
return p2.Dir, newPath
if parent != nil {
if p1 := f.Pkg[parent.ImportPath]; p1 != nil {
if p := p1.Import[path]; p != "" {
newPath = p
}
}
}
if p2 := f.Pkg[newPath]; p2 != nil {
return p2.Dir, newPath
}
return "", ""
}