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internal/lsp: ignore files that begin with underscores

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Fixes golang/go#33540

Change-Id: I5b55c23ac8ff54db94387ed6b70ba39c61ba6108
Reviewed-on: https://go-review.googlesource.com/c/tools/+/189940
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
This commit is contained in:
Rebecca Stambler 2019-08-12 14:54:57 -04:00
parent 89a01ca1a8
commit 1e8b33d652
2 changed files with 23 additions and 2 deletions
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12
internal/lsp/cache/session.go vendored
View File

@ -7,6 +7,7 @@ package cache
import (
"context"
"os"
"path/filepath"
"sort"
"strconv"
"strings"
@ -184,6 +185,17 @@ func (s *session) removeView(ctx context.Context, view *view) error {
// TODO: Propagate the language ID through to the view.
func (s *session) DidOpen(ctx context.Context, uri span.URI, _ source.FileKind, text []byte) {
ctx = telemetry.File.With(ctx, uri)
// Files with _ prefixes are ignored.
if strings.HasPrefix(filepath.Base(uri.Filename()), "_") {
for _, view := range s.views {
view.ignoredURIsMu.Lock()
view.ignoredURIs[uri] = struct{}{}
view.ignoredURIsMu.Unlock()
}
return
}
// Mark the file as open.
s.openFiles.Store(uri, true)

13
internal/lsp/cache/view.go vendored
View File

@ -84,7 +84,8 @@ type view struct {
builtinPkg *ast.Package
// ignoredURIs is the set of URIs of files that we ignore.
ignoredURIs map[span.URI]struct{}
ignoredURIsMu sync.Mutex
ignoredURIs map[span.URI]struct{}
}
type metadataCache struct {
@ -289,6 +290,9 @@ func (v *view) shutdown(context.Context) {
// Ignore checks if the given URI is a URI we ignore.
// As of right now, we only ignore files in the "builtin" package.
func (v *view) Ignore(uri span.URI) bool {
v.ignoredURIsMu.Lock()
defer v.ignoredURIsMu.Unlock()
_, ok := v.ignoredURIs[uri]
return ok
}
@ -326,7 +330,10 @@ func (v *view) buildBuiltinPkg(ctx context.Context) {
return
}
files[filename] = file
v.ignoredURIsMu.Lock()
v.ignoredURIs[span.NewURI(filename)] = struct{}{}
v.ignoredURIsMu.Unlock()
}
v.builtinPkg, _ = ast.NewPackage(cfg.Fset, files, nil, nil)
}
@ -341,7 +348,9 @@ func (v *view) SetContent(ctx context.Context, uri span.URI, content []byte) err
v.cancel()
v.backgroundCtx, v.cancel = context.WithCancel(v.baseCtx)
v.session.SetOverlay(uri, content)
if !v.Ignore(uri) {
v.session.SetOverlay(uri, content)
}
return nil
}