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cmd/go: remove loaderstate dependency

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This change removes the dependency on the module loader state from the
`QueryMatchesMainModulesError.Error()` method.

This commit is part of the overall effort to eliminate global
modloader state.

Change-Id: I47241587a0bf9b578931628f35ed3b936a0cb04a
Reviewed-on: https://go-review.googlesource.com/c/go/+/714700
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Matloob <matloob@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
This commit is contained in:
Ian Alexander 2025-10-24 12:52:37 -04:00
parent 83a44bde64
commit ca379b1c56
2 changed files with 32 additions and 23 deletions
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30
src/cmd/go/internal/modget/get.go
View file

@ -735,7 +735,12 @@ func (r *resolver) queryNone(loaderstate *modload.State, ctx context.Context, q
// However, neither of those behaviors would be consistent with the
// plain meaning of the query. To try to reduce confusion, reject the
// query explicitly.
return errSet(&modload.QueryMatchesMainModulesError{LoaderState: loaderstate, MainModules: []module.Version{v}, Pattern: q.pattern, Query: q.version})
return errSet(&modload.QueryMatchesMainModulesError{
MainModules: []module.Version{v},
Pattern: q.pattern,
Query: q.version,
PatternIsModule: loaderstate.MainModules.Contains(q.pattern),
})
}
return pathSet{mod: module.Version{Path: q.pattern, Version: "none"}}
@ -748,7 +753,12 @@ func (r *resolver) queryNone(loaderstate *modload.State, ctx context.Context, q
}
q.pathOnce(curM.Path, func() pathSet {
if modload.HasModRoot(loaderstate) && curM.Version == "" && loaderstate.MainModules.Contains(curM.Path) {
return errSet(&modload.QueryMatchesMainModulesError{LoaderState: loaderstate, MainModules: []module.Version{curM}, Pattern: q.pattern, Query: q.version})
return errSet(&modload.QueryMatchesMainModulesError{
MainModules: []module.Version{curM},
Pattern: q.pattern,
Query: q.version,
PatternIsModule: loaderstate.MainModules.Contains(q.pattern),
})
}
return pathSet{mod: module.Version{Path: curM.Path, Version: "none"}}
})
@ -852,10 +862,10 @@ func (r *resolver) queryWildcard(loaderstate *modload.State, ctx context.Context
if loaderstate.MainModules.Contains(curM.Path) && !versionOkForMainModule(q.version) {
if q.matchesPath(curM.Path) {
return errSet(&modload.QueryMatchesMainModulesError{
LoaderState: loaderstate,
MainModules: []module.Version{curM},
Pattern: q.pattern,
Query: q.version,
MainModules: []module.Version{curM},
Pattern: q.pattern,
Query: q.version,
PatternIsModule: loaderstate.MainModules.Contains(q.pattern),
})
}
@ -1953,10 +1963,10 @@ func (r *resolver) resolve(s *modload.State, q *query, m module.Version) {
if s.MainModules.Contains(m.Path) && m.Version != "" {
reportError(q, &modload.QueryMatchesMainModulesError{
LoaderState: s,
MainModules: []module.Version{{Path: m.Path}},
Pattern: q.pattern,
Query: q.version,
MainModules: []module.Version{{Path: m.Path}},
Pattern: q.pattern,
Query: q.version,
PatternIsModule: s.MainModules.Contains(q.pattern),
})
return
}

25
src/cmd/go/internal/modload/query.go
View file

@ -763,10 +763,10 @@ func QueryPattern(loaderstate *State, ctx context.Context, pattern, query string
return nil, modOnly, nil
} else if len(mainModuleMatches) != 0 {
return nil, nil, &QueryMatchesMainModulesError{
LoaderState: loaderstate,
MainModules: mainModuleMatches,
Pattern: pattern,
Query: query,
MainModules: mainModuleMatches,
Pattern: pattern,
Query: query,
PatternIsModule: loaderstate.MainModules.Contains(pattern),
}
} else {
return nil, nil, &PackageNotInModuleError{
@ -827,9 +827,9 @@ func QueryPattern(loaderstate *State, ctx context.Context, pattern, query string
if len(mainModuleMatches) > 0 && len(results) == 0 && modOnly == nil && errors.Is(err, fs.ErrNotExist) {
return nil, nil, &QueryMatchesMainModulesError{
LoaderState: loaderstate,
Pattern: pattern,
Query: query,
Pattern: pattern,
Query: query,
PatternIsModule: loaderstate.MainModules.Contains(pattern),
}
}
return slices.Clip(results), modOnly, err
@ -1287,15 +1287,14 @@ func (rr *replacementRepo) replacementStat(v string) (*modfetch.RevInfo, error)
// a version of the main module that cannot be satisfied.
// (The main module's version cannot be changed.)
type QueryMatchesMainModulesError struct {
LoaderState *State
MainModules []module.Version
Pattern string
Query string
MainModules []module.Version
Pattern string
Query string
PatternIsModule bool // true if pattern is one of the main modules
}
func (e *QueryMatchesMainModulesError) Error() string {
// TODO(jitsu): break dependency on loaderstate
if e.LoaderState.MainModules.Contains(e.Pattern) {
if e.PatternIsModule {
return fmt.Sprintf("can't request version %q of the main module (%s)", e.Query, e.Pattern)
}