mirror of https://github.com/golang/go.git
56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package mod provides core features related to go.mod file
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// handling for use by Go editors and tools.
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package mod
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import (
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"context"
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"golang.org/x/tools/internal/event"
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"golang.org/x/tools/internal/lsp/debug/tag"
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"golang.org/x/tools/internal/lsp/protocol"
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"golang.org/x/tools/internal/lsp/source"
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)
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func Diagnostics(ctx context.Context, snapshot source.Snapshot) (map[source.VersionedFileIdentity][]*source.Diagnostic, error) {
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ctx, done := event.Start(ctx, "mod.Diagnostics", tag.Snapshot.Of(snapshot.ID()))
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defer done()
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reports := map[source.VersionedFileIdentity][]*source.Diagnostic{}
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for _, uri := range snapshot.ModFiles() {
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fh, err := snapshot.GetVersionedFile(ctx, uri)
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if err != nil {
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return nil, err
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}
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reports[fh.VersionedFileIdentity()] = []*source.Diagnostic{}
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tidied, err := snapshot.ModTidy(ctx, fh)
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if err == source.ErrTmpModfileUnsupported {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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for _, e := range tidied.Errors {
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diag := &source.Diagnostic{
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Message: e.Message,
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Range: e.Range,
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Source: e.Category,
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}
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if e.Category == "syntax" {
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diag.Severity = protocol.SeverityError
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} else {
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diag.Severity = protocol.SeverityWarning
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}
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fh, err := snapshot.GetVersionedFile(ctx, e.URI)
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if err != nil {
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return nil, err
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}
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reports[fh.VersionedFileIdentity()] = append(reports[fh.VersionedFileIdentity()], diag)
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}
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}
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return reports, nil
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}
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