mirror of
https://github.com/golang/go
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56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
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// Copyright 2020 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 source
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import (
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"context"
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"go/token"
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"path/filepath"
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"strings"
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"golang.org/x/tools/internal/lsp/protocol"
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)
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func CodeLens(ctx context.Context, snapshot Snapshot, fh FileHandle) ([]protocol.CodeLens, error) {
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f, _, m, _, err := snapshot.View().Session().Cache().ParseGoHandle(fh, ParseFull).Parse(ctx)
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if err != nil {
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return nil, err
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}
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const ggDirective = "//go:generate"
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for _, c := range f.Comments {
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for _, l := range c.List {
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if !strings.HasPrefix(l.Text, ggDirective) {
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continue
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}
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fset := snapshot.View().Session().Cache().FileSet()
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rng, err := newMappedRange(fset, m, l.Pos(), l.Pos()+token.Pos(len(ggDirective))).Range()
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if err != nil {
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return nil, err
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}
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dir := filepath.Dir(fh.Identity().URI.Filename())
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return []protocol.CodeLens{
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{
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Range: rng,
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Command: protocol.Command{
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Title: "run go generate",
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Command: "generate",
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Arguments: []interface{}{dir, false},
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},
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},
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{
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Range: rng,
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Command: protocol.Command{
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Title: "run go generate ./...",
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Command: "generate",
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Arguments: []interface{}{dir, true},
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},
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},
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}, nil
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}
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}
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return nil, nil
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}
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