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https://github.com/golang/go
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5916a50871
In general, we expect all URIs to be file:// scheme. Silently ignore requests that come in for other schemes. (In the command-line client we panic since we should never see anything else.) The calling convention for beginFileRequest is odd; see the function comment. Fixes golang/go#33699. Change-Id: Ie721e9a85478f3a12975f6528cfbd28cc7910be8 Reviewed-on: https://go-review.googlesource.com/c/tools/+/219483 Run-TryBot: Heschi Kreinick <heschi@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
31 lines
976 B
Go
31 lines
976 B
Go
// Copyright 2018 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 lsp
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import (
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"context"
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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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"golang.org/x/tools/internal/telemetry/log"
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"golang.org/x/tools/internal/telemetry/tag"
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)
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func (s *Server) signatureHelp(ctx context.Context, params *protocol.SignatureHelpParams) (*protocol.SignatureHelp, error) {
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snapshot, fh, ok, err := s.beginFileRequest(params.TextDocument.URI, source.Go)
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if !ok {
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return nil, err
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}
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info, activeParameter, err := source.SignatureHelp(ctx, snapshot, fh, params.Position)
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if err != nil {
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log.Print(ctx, "no signature help", tag.Of("At", params.Position), tag.Of("Failure", err))
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return nil, nil
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}
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return &protocol.SignatureHelp{
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Signatures: []protocol.SignatureInformation{*info},
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ActiveParameter: float64(activeParameter),
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}, nil
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}
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