void CompletionData::ExtractDataFromChunk( CXCompletionString completion_string,
size_t chunk_num,
bool &saw_left_paren,
bool &saw_function_params,
bool &saw_placeholder ) {
CXCompletionChunkKind kind = clang_getCompletionChunkKind(
completion_string, chunk_num );
if ( IsMainCompletionTextInfo( kind ) ) {
if ( kind == CXCompletionChunk_LeftParen ) {
saw_left_paren = true;
} else if ( saw_left_paren &&
!saw_function_params &&
kind != CXCompletionChunk_RightParen &&
kind != CXCompletionChunk_Informative ) {
saw_function_params = true;
everything_except_return_type_.append( " " );
} else if ( saw_function_params && kind == CXCompletionChunk_RightParen ) {
everything_except_return_type_.append( " " );
}
if ( kind == CXCompletionChunk_Optional ) {
everything_except_return_type_.append(
OptionalChunkToString( completion_string, chunk_num ) );
} else {
everything_except_return_type_.append(
ChunkToString( completion_string, chunk_num ) );
}
}
switch ( kind ) {
case CXCompletionChunk_ResultType:
return_type_ = ChunkToString( completion_string, chunk_num );
break;
case CXCompletionChunk_Placeholder:
saw_placeholder = true;
break;
case CXCompletionChunk_TypedText:
case CXCompletionChunk_Text:
// need to add paren to insert string
// when implementing inherited methods or declared methods in objc.
case CXCompletionChunk_LeftParen:
case CXCompletionChunk_RightParen:
case CXCompletionChunk_HorizontalSpace:
if ( !saw_placeholder ) {
original_string_ += ChunkToString( completion_string, chunk_num );
}
break;
default:
break;
}
}
std::string
CompletionData::OptionalChunkToString( CXCompletionString completion_string,
size_t chunk_num ) {
std::string final_string;
if ( !completion_string )
return final_string;
CXCompletionString optional_completion_string =
clang_getCompletionChunkCompletionString( completion_string, chunk_num );
if ( !optional_completion_string )
return final_string;
size_t optional_num_chunks = clang_getNumCompletionChunks(
optional_completion_string );
for ( size_t j = 0; j < optional_num_chunks; ++j ) {
CXCompletionChunkKind kind = clang_getCompletionChunkKind(
optional_completion_string, j );
if ( kind == CXCompletionChunk_Optional ) {
final_string.append( OptionalChunkToString( optional_completion_string,
j ) );
}
else if ( kind == CXCompletionChunk_Placeholder ) {
final_string.append(
"[" + ChunkToString( optional_completion_string, j ) + "]" );
}
else if ( kind == CXCompletionChunk_CurrentParameter ) {
current_arg_ = "[" + ChunkToString( optional_completion_string, j ) + "]";
final_string.append( "☞ " + current_arg_ );
}
else {
final_string.append( ChunkToString( optional_completion_string, j ) );
}
}
return final_string;
}
void CompletionData::ExtractDataFromChunk( CXCompletionString completion_string,
uint chunk_num,
bool &saw_left_paren,
bool &saw_function_params ) {
CXCompletionChunkKind kind = clang_getCompletionChunkKind(
completion_string, chunk_num );
if ( IsMainCompletionTextInfo( kind ) ) {
if ( kind == CXCompletionChunk_LeftParen ) {
saw_left_paren = true;
}
else if ( saw_left_paren &&
!saw_function_params &&
kind != CXCompletionChunk_RightParen &&
kind != CXCompletionChunk_Informative ) {
saw_function_params = true;
everything_except_return_type_.append( " " );
}
else if ( saw_function_params && kind == CXCompletionChunk_RightParen ) {
everything_except_return_type_.append( " " );
}
if ( kind == CXCompletionChunk_Optional ) {
everything_except_return_type_.append(
OptionalChunkToString( completion_string, chunk_num ) );
}
else {
everything_except_return_type_.append(
ChunkToString( completion_string, chunk_num ) );
}
}
if ( kind == CXCompletionChunk_ResultType )
return_type_ = ChunkToString( completion_string, chunk_num );
if ( kind == CXCompletionChunk_TypedText )
original_string_ = ChunkToString( completion_string, chunk_num );
}