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https://github.com/MaskRay/ccls.git
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74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
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/* Copyright 2017-2018 ccls Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include "message_handler.h"
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#include "pipeline.hh"
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#include "project.h"
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#include "query_utils.h"
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#include "working_files.h"
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namespace ccls {
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namespace {
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MethodType foldingRange = "textDocument/foldingRange";
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struct In_textDocumentFoldingRange : public RequestMessage {
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MethodType GetMethodType() const override { return foldingRange; }
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struct Params {
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lsTextDocumentIdentifier textDocument;
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} params;
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};
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MAKE_REFLECT_STRUCT(In_textDocumentFoldingRange::Params, textDocument);
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MAKE_REFLECT_STRUCT(In_textDocumentFoldingRange, id, params);
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REGISTER_IN_MESSAGE(In_textDocumentFoldingRange);
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struct FoldingRange {
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int startLine, startCharacter, endLine, endCharacter;
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std::string kind = "region";
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};
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MAKE_REFLECT_STRUCT(FoldingRange, startLine, startCharacter, endLine, endCharacter, kind);
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struct Handler_textDocumentFoldingRange
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: BaseMessageHandler<In_textDocumentFoldingRange> {
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MethodType GetMethodType() const override { return foldingRange; }
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void Run(In_textDocumentFoldingRange *request) override {
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QueryFile *file;
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if (!FindFileOrFail(db, project, request->id,
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request->params.textDocument.uri.GetPath(), &file,
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nullptr))
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return;
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WorkingFile *wfile =
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working_files->GetFileByFilename(file->def->path);
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if (!wfile)
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return;
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std::vector<FoldingRange> result;
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std::optional<lsRange> ls_range;
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for (auto [sym, refcnt] : file->symbol2refcnt)
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if (refcnt > 0 && sym.extent.Valid() &&
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(sym.kind == SymbolKind::Func || sym.kind == SymbolKind::Type) &&
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(ls_range = GetLsRange(wfile, sym.extent))) {
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FoldingRange &fold = result.emplace_back();
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fold.startLine = ls_range->start.line;
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fold.startCharacter = ls_range->start.character;
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fold.endLine = ls_range->end.line;
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fold.endCharacter = ls_range->end.character;
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}
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pipeline::Reply(request->id, result);
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}
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};
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REGISTER_MESSAGE_HANDLER(Handler_textDocumentFoldingRange);
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} // namespace
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} // namespace ccls
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