Move codeLens capability to new file

Signed-off-by: Tobias Guggenmos <[email protected]>

langserver/codeLens.go

@@ -0,0 +1,28 @@
+// Copyright 2020 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.  // You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package langserver
+
+import (
+	"context"
+
+	"github.com/prometheus-community/promql-langserver/internal/vendored/go-tools/lsp/protocol"
+)
+
+// CodeLens is required by the protocol.Server interface.
+func (s *server) CodeLens(_ context.Context, _ *protocol.CodeLensParams) ([]protocol.CodeLens, error) {
+	// As of version 0.4.0 of gopls it is not possible to instruct the language
+	// client to stop asking for Code Lenses and Document Links. To prevent
+	// VS Code from showing error messages, this feature is implemented by
+	// returning empty values.
+	return nil, nil
+}

langserver/notImplemented.go

@@ -141,15 +141,6 @@ func (s *server) Symbol(_ context.Context, _ *protocol.WorkspaceSymbolParams) ([
 	return nil, notImplemented("Symbol")
 }
 
-// CodeLens is required by the protocol.Server interface.
-func (s *server) CodeLens(_ context.Context, _ *protocol.CodeLensParams) ([]protocol.CodeLens, error) {
-	// As of version 0.4.0 of gopls it is not possible to instruct the language
-	// client to stop asking for Code Lenses and Document Links. To prevent
-	// VS Code from showing error messages, this feature is implemented by
-	// returning empty values.
-	return nil, nil
-}
-
 // ResolveCodeLens is required by the protocol.Server interface.
 func (s *server) ResolveCodeLens(_ context.Context, _ *protocol.CodeLens) (*protocol.CodeLens, error) {
 	return nil, notImplemented("ResolveCodeLens")