+++ /dev/null
-// Copyright 2017 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.
-
-package load
-
-import (
- "bytes"
- "encoding/json"
- "errors"
- "io/ioutil"
-)
-
-// DebugDeprecatedImportcfg is installed as the undocumented -debug-deprecated-importcfg build flag.
-// It is useful for debugging subtle problems in the go command logic but not something
-// we want users to depend on. The hope is that the "deprecated" will make that clear.
-// We intend to remove this flag in Go 1.11.
-var DebugDeprecatedImportcfg debugDeprecatedImportcfgFlag
-
-type debugDeprecatedImportcfgFlag struct {
- enabled bool
- Import map[string]string
- Pkg map[string]*debugDeprecatedImportcfgPkg
-}
-
-type debugDeprecatedImportcfgPkg struct {
- Dir string
- Import map[string]string
-}
-
-var (
- debugDeprecatedImportcfgMagic = []byte("# debug-deprecated-importcfg\n")
- errImportcfgSyntax = errors.New("malformed syntax")
-)
-
-func (f *debugDeprecatedImportcfgFlag) String() string { return "" }
-
-func (f *debugDeprecatedImportcfgFlag) Set(x string) error {
- if x == "" {
- *f = debugDeprecatedImportcfgFlag{}
- return nil
- }
- data, err := ioutil.ReadFile(x)
- if err != nil {
- return err
- }
-
- if !bytes.HasPrefix(data, debugDeprecatedImportcfgMagic) {
- return errImportcfgSyntax
- }
- data = data[len(debugDeprecatedImportcfgMagic):]
-
- f.Import = nil
- f.Pkg = nil
- if err := json.Unmarshal(data, &f); err != nil {
- return errImportcfgSyntax
- }
- f.enabled = true
- return nil
-}
-
-func (f *debugDeprecatedImportcfgFlag) lookup(parent *Package, path string) (dir, newPath string) {
- newPath = path
- if p := f.Import[path]; p != "" {
- newPath = p
- }
- 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 "", ""
-}
importPath := path
origPath := path
isLocal := build.IsLocalImport(path)
- var debugDeprecatedImportcfgDir string
if isLocal {
importPath = dirToImportPath(filepath.Join(srcDir, path))
- } else if DebugDeprecatedImportcfg.enabled {
- if d, i := DebugDeprecatedImportcfg.lookup(parent, path); d != "" {
- debugDeprecatedImportcfgDir = d
- importPath = i
- }
} else if mode&UseVendor != 0 {
// We do our own vendor resolution, because we want to
// find out the key to use in packageCache without the
// Load package.
// Import always returns bp != nil, even if an error occurs,
// in order to return partial information.
- var bp *build.Package
- var err error
- if debugDeprecatedImportcfgDir != "" {
- bp, err = cfg.BuildContext.ImportDir(debugDeprecatedImportcfgDir, 0)
- } else if DebugDeprecatedImportcfg.enabled {
- bp = new(build.Package)
- err = fmt.Errorf("unknown import path %q: not in import cfg", importPath)
- } else {
- buildMode := build.ImportComment
- if mode&UseVendor == 0 || path != origPath {
- // Not vendoring, or we already found the vendored path.
- buildMode |= build.IgnoreVendor
- }
- bp, err = cfg.BuildContext.Import(path, srcDir, buildMode)
+ buildMode := build.ImportComment
+ if mode&UseVendor == 0 || path != origPath {
+ // Not vendoring, or we already found the vendored path.
+ buildMode |= build.IgnoreVendor
}
+ bp, err := cfg.BuildContext.Import(path, srcDir, buildMode)
bp.ImportPath = importPath
if cfg.GOBIN != "" {
bp.BinDir = cfg.GOBIN
}
- if debugDeprecatedImportcfgDir == "" && err == nil && !isLocal && bp.ImportComment != "" && bp.ImportComment != path &&
+ if err == nil && !isLocal && bp.ImportComment != "" && bp.ImportComment != path &&
!strings.Contains(path, "/vendor/") && !strings.HasPrefix(path, "vendor/") {
err = fmt.Errorf("code in directory %s expects import %q", bp.Dir, bp.ImportComment)
}
p = setErrorPos(p, importPos)
}
- if debugDeprecatedImportcfgDir == "" && origPath != cleanImport(origPath) {
+ if origPath != cleanImport(origPath) {
p.Error = &PackageError{
ImportStack: stk.Copy(),
Err: fmt.Sprintf("non-canonical import path: %q should be %q", origPath, pathpkg.Clean(origPath)),
// x/vendor/path, vendor/path, or else stay path if none of those exist.
// VendoredImportPath returns the expanded path or, if no expansion is found, the original.
func VendoredImportPath(parent *Package, path string) (found string) {
- if DebugDeprecatedImportcfg.enabled {
- if d, i := DebugDeprecatedImportcfg.lookup(parent, path); d != "" {
- return i
- }
- return path
- }
-
if parent == nil || parent.Root == "" {
return path
}