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// Copyright 2018 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 golang
import (
"context"
"golang.org/x/tools/gopls/internal/cache"
"golang.org/x/tools/gopls/internal/cache/metadata"
"golang.org/x/tools/gopls/internal/progress"
"golang.org/x/tools/gopls/internal/protocol"
"golang.org/x/tools/gopls/internal/settings"
"golang.org/x/tools/gopls/internal/util/maps"
)
// Analyze reports go/analysis-framework diagnostics in the specified package.
//
// If the provided tracker is non-nil, it may be used to provide notifications
// of the ongoing analysis pass.
//
// TODO(rfindley): merge this with snapshot.Analyze.
func Analyze(ctx context.Context, snapshot *cache.Snapshot, pkgIDs map[PackageID]*metadata.Package, tracker *progress.Tracker) (map[protocol.DocumentURI][]*cache.Diagnostic, error) {
// Exit early if the context has been canceled. This also protects us
// from a race on Options, see golang/go#36699.
if ctx.Err() != nil {
return nil, ctx.Err()
}
analyzers := maps.Values(settings.DefaultAnalyzers)
if snapshot.Options().Staticcheck {
analyzers = append(analyzers, maps.Values(settings.StaticcheckAnalyzers)...)
}
analysisDiagnostics, err := snapshot.Analyze(ctx, pkgIDs, analyzers, tracker)
if err != nil {
return nil, err
}
byURI := func(d *cache.Diagnostic) protocol.DocumentURI { return d.URI }
return maps.Group(analysisDiagnostics, byURI), nil
}
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