fn query_source(&self, query: &Term, num_lines: usize) -> String {
        query.parsed_context().map_or_else(
            || "".to_string(),
            |context| source_lines(&context.source, context.left, num_lines),
        )
    }
/// Retrieve the original source line (and, optionally, additional lines of context) for the
/// current query.
Retrieve the original source line (and, optionally, additional lines of context) for the
current query.
Retrieve the original source line ( and optionally additional lines of context ) for the current query .
fn query_source(&self, query: &Term, num_lines: usize) -> String {
        query.parsed_context().map_or_else(
            || "".to_string(),
            |context| source_lines(&context.source, context.left, num_lines),
        )
    }
fn query_source ( & self , query : & Term , num_lines : usize ) -> String { query . parsed_context ( ) . map_or_else ( | | " " . to_string ( ) , | context | source_lines ( & context . source , context . left , num_lines ) , ) }
Retrieve the original source line (and, optionally, additional lines of context) for the
current query.
Retrieve the original source line ( and optionally additional lines of context ) for the current query .
&self
query
&Term
num_lines
usize
&self
query
&Term
num_lines
usize