Struct SortKey 

pub struct SortKey { /* private fields */ }

Composite sort key builder.

Implementations

impl SortKey

pub fn new() -> Self

pub fn asc(self, field: &str) -> Self

Add an ascending field.

pub fn desc(self, field: &str) -> Self

Add a descending field.

pub fn asc_num(self, field: &str) -> Self

Add a numeric ascending field.

pub fn desc_num(self, field: &str) -> Self

Add a numeric descending field.

pub fn criterion_count(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn compare( &self, a: &HashMap<String, String>, b: &HashMap<String, String>, ) -> Ordering

Compare two string-keyed records using the composite key.

pub fn sort(&self, records: &mut [HashMap<String, String>])

Sort a slice of records in-place.

pub fn clear(&mut self)

pub fn to_string_repr(&self) -> String

Return a string representation of the sort key.

Trait Implementations

impl Clone for SortKey

fn clone(&self) -> SortKey

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SortKey

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for SortKey

fn default() -> SortKey

Returns the “default value” for a type.