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https://github.com/golang/go
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4a54ec1d38
There is no reason for these functions to live on the view. They make more sense as unexported functions in internal/lsp/source. Initially, I had to propagate contexts through a lot of functions in internal/lsp/source, but instead I removed the unused contexts forom snapshot.GetFile. Change-Id: I8323419d0356feb2010091fe8d3ed35e511f801a Reviewed-on: https://go-review.googlesource.com/c/tools/+/214384 Run-TryBot: Rebecca Stambler <rstambler@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Heschi Kreinick <heschi@google.com>
53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
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/span"
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)
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func (s *Server) foldingRange(ctx context.Context, params *protocol.FoldingRangeParams) ([]protocol.FoldingRange, error) {
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uri := span.NewURI(params.TextDocument.URI)
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view, err := s.session.ViewOf(uri)
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if err != nil {
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return nil, err
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}
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snapshot := view.Snapshot()
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fh, err := snapshot.GetFile(uri)
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if err != nil {
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return nil, err
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}
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var ranges []*source.FoldingRangeInfo
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switch fh.Identity().Kind {
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case source.Go:
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ranges, err = source.FoldingRange(ctx, snapshot, fh, view.Options().LineFoldingOnly)
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case source.Mod:
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ranges = 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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return toProtocolFoldingRanges(ranges)
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}
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func toProtocolFoldingRanges(ranges []*source.FoldingRangeInfo) ([]protocol.FoldingRange, error) {
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result := make([]protocol.FoldingRange, 0, len(ranges))
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for _, info := range ranges {
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rng, err := info.Range()
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if err != nil {
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return nil, err
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}
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result = append(result, protocol.FoldingRange{
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StartLine: rng.Start.Line,
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StartCharacter: rng.Start.Character,
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EndLine: rng.End.Line,
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EndCharacter: rng.End.Character,
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Kind: string(info.Kind),
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})
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}
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return result, nil
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}
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