YouCompleteMe/cpp/ycm/ClangCompleter/CompletionData.h
2013-01-19 20:03:32 -08:00

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4.0 KiB
C++

// Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
//
// This file is part of YouCompleteMe.
//
// YouCompleteMe is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// YouCompleteMe is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
#ifndef COMPLETIONDATA_H_2JCTF1NU
#define COMPLETIONDATA_H_2JCTF1NU
#include "standard.h"
#include <string>
#include <clang-c/Index.h>
namespace YouCompleteMe {
// This class holds pieces of information about a single completion coming from
// clang. These pieces are shown in Vim's UI in different ways.
//
// Normally, the completion menu looks like this (without square brackets):
//
// [main completion text] [kind] [extra menu info]
// [main completion text] [kind] [extra menu info]
// [main completion text] [kind] [extra menu info]
// ... (etc.) ...
//
// The user can also enable a "preview" window that will show extra information
// about a completion at the top of the buffer.
struct CompletionData {
CompletionData() {}
CompletionData( const CXCompletionResult &completion_result );
// What should actually be inserted into the buffer. For a function like
// "int foo(int x)", this is just "foo". Same for a data member like "foo_":
// we insert just "foo_".
std::string TextToInsertInBuffer() {
return original_string_;
}
// Currently, here we show the full function signature (without the return
// type) if the current completion is a function or just the raw TypedText if
// the completion is, say, a data member. So for a function like "int foo(int
// x)", this would be "foo(int x)". For a data member like "count_", it would
// be just "count_".
std::string MainCompletionText() {
return everything_except_return_type_;
}
// This is extra info shown in the pop-up completion menu, after the
// completion text and the kind. Currently we put the return type of the
// function here, if any.
std::string ExtraMenuInfo() {
return return_type_;
}
// This is used to show extra information in vim's preview window. This is the
// window that vim usually shows at the top of the buffer. This should be used
// for extra information about the completion.
std::string DetailedInfoForPreviewWindow() {
return detailed_info_;
}
bool operator== ( const CompletionData &other ) const {
return
kind_ == other.kind_ &&
everything_except_return_type_ == other.everything_except_return_type_ &&
return_type_ == other.return_type_ &&
original_string_ == other.original_string_;
// detailed_info_ doesn't matter
}
std::string detailed_info_;
std::string return_type_;
// Vim's completion string "kind"
// 'v' -> variable
// 'f' -> function or method
// 'm' -> member of struct/class (data member)
// 't' -> typedef (but we're going to use it for types in general)
// 'd' -> #define or macro
char kind_;
// The original, raw completion string. For a function like "int foo(int x)",
// the original string is "foo". For a member data variable like "foo_", this
// is just "foo_". This corresponds to clang's TypedText chunk of the
// completion string.
std::string original_string_;
std::string everything_except_return_type_;
private:
void ExtractDataFromChunk( CXCompletionString completion_string,
uint chunk_num,
bool &saw_left_paren,
bool &saw_function_params );
};
} // namespace YouCompleteMe
#endif /* end of include guard: COMPLETIONDATA_H_2JCTF1NU */