mirror of
https://github.com/cwinfo/matterbridge.git
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22
vendor/golang.org/x/tools/go/packages/golist.go
generated
vendored
22
vendor/golang.org/x/tools/go/packages/golist.go
generated
vendored
@ -60,6 +60,7 @@ func (r *responseDeduper) addAll(dr *driverResponse) {
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for _, root := range dr.Roots {
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r.addRoot(root)
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}
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r.dr.GoVersion = dr.GoVersion
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}
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func (r *responseDeduper) addPackage(p *Package) {
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@ -454,11 +455,14 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse
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if err != nil {
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return nil, err
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}
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seen := make(map[string]*jsonPackage)
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pkgs := make(map[string]*Package)
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additionalErrors := make(map[string][]Error)
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// Decode the JSON and convert it to Package form.
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var response driverResponse
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response := &driverResponse{
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GoVersion: goVersion,
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}
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for dec := json.NewDecoder(buf); dec.More(); {
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p := new(jsonPackage)
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if err := dec.Decode(p); err != nil {
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@ -600,17 +604,12 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse
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// Work around https://golang.org/issue/28749:
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// cmd/go puts assembly, C, and C++ files in CompiledGoFiles.
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// Filter out any elements of CompiledGoFiles that are also in OtherFiles.
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// We have to keep this workaround in place until go1.12 is a distant memory.
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if len(pkg.OtherFiles) > 0 {
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other := make(map[string]bool, len(pkg.OtherFiles))
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for _, f := range pkg.OtherFiles {
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other[f] = true
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}
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// Remove files from CompiledGoFiles that are non-go files
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// (or are not files that look like they are from the cache).
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if len(pkg.CompiledGoFiles) > 0 {
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out := pkg.CompiledGoFiles[:0]
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for _, f := range pkg.CompiledGoFiles {
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if other[f] {
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if ext := filepath.Ext(f); ext != ".go" && ext != "" { // ext == "" means the file is from the cache, so probably cgo-processed file
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continue
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}
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out = append(out, f)
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@ -730,7 +729,7 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse
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}
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sort.Slice(response.Packages, func(i, j int) bool { return response.Packages[i].ID < response.Packages[j].ID })
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return &response, nil
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return response, nil
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}
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func (state *golistState) shouldAddFilenameFromError(p *jsonPackage) bool {
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@ -756,6 +755,7 @@ func (state *golistState) shouldAddFilenameFromError(p *jsonPackage) bool {
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return len(p.Error.ImportStack) == 0 || p.Error.ImportStack[len(p.Error.ImportStack)-1] == p.ImportPath
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}
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// getGoVersion returns the effective minor version of the go command.
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func (state *golistState) getGoVersion() (int, error) {
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state.goVersionOnce.Do(func() {
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state.goVersion, state.goVersionError = gocommand.GoVersion(state.ctx, state.cfgInvocation(), state.cfg.gocmdRunner)
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|
87
vendor/golang.org/x/tools/go/packages/packages.go
generated
vendored
87
vendor/golang.org/x/tools/go/packages/packages.go
generated
vendored
@ -15,10 +15,12 @@ import (
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"go/scanner"
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"go/token"
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"go/types"
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"io"
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"io/ioutil"
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"log"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"sync"
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"time"
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@ -233,6 +235,11 @@ type driverResponse struct {
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// Imports will be connected and then type and syntax information added in a
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// later pass (see refine).
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Packages []*Package
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// GoVersion is the minor version number used by the driver
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// (e.g. the go command on the PATH) when selecting .go files.
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// Zero means unknown.
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GoVersion int
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}
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// Load loads and returns the Go packages named by the given patterns.
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@ -256,7 +263,7 @@ func Load(cfg *Config, patterns ...string) ([]*Package, error) {
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return nil, err
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}
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l.sizes = response.Sizes
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return l.refine(response.Roots, response.Packages...)
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return l.refine(response)
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}
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// defaultDriver is a driver that implements go/packages' fallback behavior.
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@ -297,6 +304,9 @@ type Package struct {
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// of the package, or while parsing or type-checking its files.
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Errors []Error
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|
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// TypeErrors contains the subset of errors produced during type checking.
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TypeErrors []types.Error
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// GoFiles lists the absolute file paths of the package's Go source files.
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GoFiles []string
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@ -532,6 +542,7 @@ type loaderPackage struct {
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needsrc bool // load from source (Mode >= LoadTypes)
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needtypes bool // type information is either requested or depended on
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initial bool // package was matched by a pattern
|
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goVersion int // minor version number of go command on PATH
|
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}
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// loader holds the working state of a single call to load.
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@ -618,7 +629,8 @@ func newLoader(cfg *Config) *loader {
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|
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// refine connects the supplied packages into a graph and then adds type and
|
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// and syntax information as requested by the LoadMode.
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func (ld *loader) refine(roots []string, list ...*Package) ([]*Package, error) {
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func (ld *loader) refine(response *driverResponse) ([]*Package, error) {
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roots := response.Roots
|
||||
rootMap := make(map[string]int, len(roots))
|
||||
for i, root := range roots {
|
||||
rootMap[root] = i
|
||||
@ -626,7 +638,7 @@ func (ld *loader) refine(roots []string, list ...*Package) ([]*Package, error) {
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||||
ld.pkgs = make(map[string]*loaderPackage)
|
||||
// first pass, fixup and build the map and roots
|
||||
var initial = make([]*loaderPackage, len(roots))
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for _, pkg := range list {
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for _, pkg := range response.Packages {
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rootIndex := -1
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||||
if i, found := rootMap[pkg.ID]; found {
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rootIndex = i
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||||
@ -648,6 +660,7 @@ func (ld *loader) refine(roots []string, list ...*Package) ([]*Package, error) {
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Package: pkg,
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needtypes: needtypes,
|
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needsrc: needsrc,
|
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goVersion: response.GoVersion,
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}
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ld.pkgs[lpkg.ID] = lpkg
|
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if rootIndex >= 0 {
|
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@ -865,12 +878,19 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) {
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// never has to create a types.Package for an indirect dependency,
|
||||
// which would then require that such created packages be explicitly
|
||||
// inserted back into the Import graph as a final step after export data loading.
|
||||
// (Hence this return is after the Types assignment.)
|
||||
// The Diamond test exercises this case.
|
||||
if !lpkg.needtypes && !lpkg.needsrc {
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||||
return
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}
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if !lpkg.needsrc {
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ld.loadFromExportData(lpkg)
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||||
if err := ld.loadFromExportData(lpkg); err != nil {
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||||
lpkg.Errors = append(lpkg.Errors, Error{
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||||
Pos: "-",
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||||
Msg: err.Error(),
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||||
Kind: UnknownError, // e.g. can't find/open/parse export data
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})
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}
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return // not a source package, don't get syntax trees
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}
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@ -902,6 +922,7 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) {
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|
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case types.Error:
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// from type checker
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||||
lpkg.TypeErrors = append(lpkg.TypeErrors, err)
|
||||
errs = append(errs, Error{
|
||||
Pos: err.Fset.Position(err.Pos).String(),
|
||||
Msg: err.Msg,
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@ -923,11 +944,41 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) {
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lpkg.Errors = append(lpkg.Errors, errs...)
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||||
}
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|
||||
// If the go command on the PATH is newer than the runtime,
|
||||
// then the go/{scanner,ast,parser,types} packages from the
|
||||
// standard library may be unable to process the files
|
||||
// selected by go list.
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||||
//
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||||
// There is currently no way to downgrade the effective
|
||||
// version of the go command (see issue 52078), so we proceed
|
||||
// with the newer go command but, in case of parse or type
|
||||
// errors, we emit an additional diagnostic.
|
||||
//
|
||||
// See:
|
||||
// - golang.org/issue/52078 (flag to set release tags)
|
||||
// - golang.org/issue/50825 (gopls legacy version support)
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||||
// - golang.org/issue/55883 (go/packages confusing error)
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||||
//
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// Should we assert a hard minimum of (currently) go1.16 here?
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||||
var runtimeVersion int
|
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if _, err := fmt.Sscanf(runtime.Version(), "go1.%d", &runtimeVersion); err == nil && runtimeVersion < lpkg.goVersion {
|
||||
defer func() {
|
||||
if len(lpkg.Errors) > 0 {
|
||||
appendError(Error{
|
||||
Pos: "-",
|
||||
Msg: fmt.Sprintf("This application uses version go1.%d of the source-processing packages but runs version go1.%d of 'go list'. It may fail to process source files that rely on newer language features. If so, rebuild the application using a newer version of Go.", runtimeVersion, lpkg.goVersion),
|
||||
Kind: UnknownError,
|
||||
})
|
||||
}
|
||||
}()
|
||||
}
|
||||
|
||||
if ld.Config.Mode&NeedTypes != 0 && len(lpkg.CompiledGoFiles) == 0 && lpkg.ExportFile != "" {
|
||||
// The config requested loading sources and types, but sources are missing.
|
||||
// Add an error to the package and fall back to loading from export data.
|
||||
appendError(Error{"-", fmt.Sprintf("sources missing for package %s", lpkg.ID), ParseError})
|
||||
ld.loadFromExportData(lpkg)
|
||||
_ = ld.loadFromExportData(lpkg) // ignore any secondary errors
|
||||
|
||||
return // can't get syntax trees for this package
|
||||
}
|
||||
|
||||
@ -981,7 +1032,7 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) {
|
||||
tc := &types.Config{
|
||||
Importer: importer,
|
||||
|
||||
// Type-check bodies of functions only in non-initial packages.
|
||||
// Type-check bodies of functions only in initial packages.
|
||||
// Example: for import graph A->B->C and initial packages {A,C},
|
||||
// we can ignore function bodies in B.
|
||||
IgnoreFuncBodies: ld.Mode&NeedDeps == 0 && !lpkg.initial,
|
||||
@ -1151,9 +1202,10 @@ func sameFile(x, y string) bool {
|
||||
return false
|
||||
}
|
||||
|
||||
// loadFromExportData returns type information for the specified
|
||||
// loadFromExportData ensures that type information is present for the specified
|
||||
// package, loading it from an export data file on the first request.
|
||||
func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error) {
|
||||
// On success it sets lpkg.Types to a new Package.
|
||||
func (ld *loader) loadFromExportData(lpkg *loaderPackage) error {
|
||||
if lpkg.PkgPath == "" {
|
||||
log.Fatalf("internal error: Package %s has no PkgPath", lpkg)
|
||||
}
|
||||
@ -1164,8 +1216,8 @@ func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error
|
||||
// must be sequential. (Finer-grained locking would require
|
||||
// changes to the gcexportdata API.)
|
||||
//
|
||||
// The exportMu lock guards the Package.Pkg field and the
|
||||
// types.Package it points to, for each Package in the graph.
|
||||
// The exportMu lock guards the lpkg.Types field and the
|
||||
// types.Package it points to, for each loaderPackage in the graph.
|
||||
//
|
||||
// Not all accesses to Package.Pkg need to be protected by exportMu:
|
||||
// graph ordering ensures that direct dependencies of source
|
||||
@ -1174,18 +1226,18 @@ func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error
|
||||
defer ld.exportMu.Unlock()
|
||||
|
||||
if tpkg := lpkg.Types; tpkg != nil && tpkg.Complete() {
|
||||
return tpkg, nil // cache hit
|
||||
return nil // cache hit
|
||||
}
|
||||
|
||||
lpkg.IllTyped = true // fail safe
|
||||
|
||||
if lpkg.ExportFile == "" {
|
||||
// Errors while building export data will have been printed to stderr.
|
||||
return nil, fmt.Errorf("no export data file")
|
||||
return fmt.Errorf("no export data file")
|
||||
}
|
||||
f, err := os.Open(lpkg.ExportFile)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
return err
|
||||
}
|
||||
defer f.Close()
|
||||
|
||||
@ -1197,7 +1249,7 @@ func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error
|
||||
// queries.)
|
||||
r, err := gcexportdata.NewReader(f)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("reading %s: %v", lpkg.ExportFile, err)
|
||||
return fmt.Errorf("reading %s: %v", lpkg.ExportFile, err)
|
||||
}
|
||||
|
||||
// Build the view.
|
||||
@ -1241,7 +1293,7 @@ func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error
|
||||
// (May modify incomplete packages in view but not create new ones.)
|
||||
tpkg, err := gcexportdata.Read(r, ld.Fset, view, lpkg.PkgPath)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("reading %s: %v", lpkg.ExportFile, err)
|
||||
return fmt.Errorf("reading %s: %v", lpkg.ExportFile, err)
|
||||
}
|
||||
if _, ok := view["go.shape"]; ok {
|
||||
// Account for the pseudopackage "go.shape" that gets
|
||||
@ -1254,8 +1306,7 @@ func (ld *loader) loadFromExportData(lpkg *loaderPackage) (*types.Package, error
|
||||
|
||||
lpkg.Types = tpkg
|
||||
lpkg.IllTyped = false
|
||||
|
||||
return tpkg, nil
|
||||
return nil
|
||||
}
|
||||
|
||||
// impliedLoadMode returns loadMode with its dependencies.
|
||||
@ -1271,3 +1322,5 @@ func impliedLoadMode(loadMode LoadMode) LoadMode {
|
||||
func usesExportData(cfg *Config) bool {
|
||||
return cfg.Mode&NeedExportFile != 0 || cfg.Mode&NeedTypes != 0 && cfg.Mode&NeedDeps == 0
|
||||
}
|
||||
|
||||
var _ interface{} = io.Discard // assert build toolchain is go1.16 or later
|
||||
|
Reference in New Issue
Block a user