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Add textDocument/codeAction for clang FixIt
What do you think of the challenge ccls-fringe in Real World CTF?
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| #include "message_handler.h" | ||
| #include "pipeline.hh" | ||
| #include "working_files.h" | ||
| using namespace ccls; | ||
|
|
||
| struct CommandArgs { | ||
| lsDocumentUri textDocumentUri; | ||
| std::vector<lsTextEdit> edits; | ||
| }; | ||
| MAKE_REFLECT_STRUCT_WRITER_AS_ARRAY(CommandArgs, textDocumentUri, edits); | ||
|
|
||
| namespace { | ||
| MethodType kMethodType = "textDocument/codeAction"; | ||
|
|
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| struct In_TextDocumentCodeAction : public RequestInMessage { | ||
| MethodType GetMethodType() const override { return kMethodType; } | ||
|
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| // Contains additional diagnostic information about the context in which | ||
| // a code action is run. | ||
| struct lsCodeActionContext { | ||
| // An array of diagnostics. | ||
| std::vector<lsDiagnostic> diagnostics; | ||
| }; | ||
| // Params for the CodeActionRequest | ||
| struct lsCodeActionParams { | ||
| // The document in which the command was invoked. | ||
| lsTextDocumentIdentifier textDocument; | ||
| // The range for which the command was invoked. | ||
| lsRange range; | ||
| // Context carrying additional information. | ||
| lsCodeActionContext context; | ||
| } params; | ||
| }; | ||
| MAKE_REFLECT_STRUCT(In_TextDocumentCodeAction::lsCodeActionContext, | ||
| diagnostics); | ||
| MAKE_REFLECT_STRUCT(In_TextDocumentCodeAction::lsCodeActionParams, | ||
| textDocument, | ||
| range, | ||
| context); | ||
| MAKE_REFLECT_STRUCT(In_TextDocumentCodeAction, id, params); | ||
| REGISTER_IN_MESSAGE(In_TextDocumentCodeAction); | ||
|
|
||
| struct Out_TextDocumentCodeAction | ||
| : public lsOutMessage<Out_TextDocumentCodeAction> { | ||
| lsRequestId id; | ||
| std::vector<lsCommand<CommandArgs>> result; | ||
| }; | ||
| MAKE_REFLECT_STRUCT(Out_TextDocumentCodeAction, jsonrpc, id, result); | ||
|
|
||
| struct Handler_TextDocumentCodeAction | ||
| : BaseMessageHandler<In_TextDocumentCodeAction> { | ||
| MethodType GetMethodType() const override { return kMethodType; } | ||
|
|
||
| void Run(In_TextDocumentCodeAction* request) override { | ||
| const auto ¶ms = request->params; | ||
| WorkingFile *wfile = | ||
| working_files->GetFileByFilename(params.textDocument.uri.GetPath()); | ||
| if (!wfile) | ||
| return; | ||
| Out_TextDocumentCodeAction out; | ||
| out.id = request->id; | ||
| std::vector<lsDiagnostic> diagnostics; | ||
| working_files->DoAction([&]() { diagnostics = wfile->diagnostics_; }); | ||
| for (lsDiagnostic &diag : diagnostics) | ||
| if (diag.fixits_.size()) { | ||
| lsCommand<CommandArgs> command; | ||
| command.title = "FixIt: " + diag.message; | ||
| command.command = "ccls._applyFixIt"; | ||
| command.arguments.textDocumentUri = params.textDocument.uri; | ||
| command.arguments.edits = diag.fixits_; | ||
| out.result.push_back(command); | ||
| } | ||
| pipeline::WriteStdout(kMethodType, out); | ||
| } | ||
| }; | ||
| REGISTER_MESSAGE_HANDLER(Handler_TextDocumentCodeAction); | ||
| } |