1 /**
2 * Copyright (c) 2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "line_column_offset.h"
17 #include "public/es2panda_lib.h"
18 #include "public/public.h"
19 #include "internal_api.h"
20
21 namespace ark::es2panda::lsp {
22 const size_t NO_POS = 0;
23
ToLineColumnOffset(es2panda_Context * context,size_t position)24 LineAndCharacter ToLineColumnOffset(es2panda_Context *context, size_t position)
25 {
26 if (position == NO_POS) {
27 return LineAndCharacter(NO_POS, NO_POS);
28 }
29
30 auto ctx = reinterpret_cast<public_lib::Context *>(context);
31 auto node = lsp::GetTouchingToken(context, position, false);
32 if (node == nullptr) {
33 return LineAndCharacter(NO_POS, NO_POS);
34 }
35
36 auto program = ctx->parserProgram;
37 lexer::LineIndex index(program->SourceCode());
38 auto pos = node->Start();
39 lexer::SourceLocation loc = index.GetLocation(pos);
40 auto offset = index.GetOffset(loc);
41
42 return LineAndCharacter(pos.line, offset);
43 }
44 } // namespace ark::es2panda::lsp
45