Function read_indexed_code_slice_from_source_with_selection 

pub fn read_indexed_code_slice_from_source_with_selection(
    store: &AtlasStore,
    file: &Path,
    start_line: usize,
    end_line: Option<usize>,
    source: &str,
    content_selection: ContentSelection,
) -> ServiceResult<CodeSlice>

Read an exact line slice from verified source after classified selection.

Errors

Returns an error when the file is outside the explicit selection, is not indexed, or the requested line range is invalid.