Struct FilterFn 

pub struct FilterFn<T> { /* private fields */ }

Custom filter function type.

Wraps a filter function that tests whether a row passes a filter for a specific column.

Implementations

impl<T> FilterFn<T>

pub fn new<F>(f: F) -> FilterFn<T>

where F: Fn(&T, &FilterValue) -> bool + Send + Sync + 'static,

Creates a new filter function.

Parameters

• f: A function that tests whether a row passes the filter.

Returns

• FilterFn<T>: A new filter function instance.

pub fn test(&self, row: &T, value: &FilterValue) -> bool

Tests if a row passes the filter.

Parameters

• row: The row data to test.
• value: The filter value to test against.

Returns

• bool: Whether the row passes the filter.

Trait Implementations

impl<T> Debug for FilterFn<T>

Formats the filter function for debug output.

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

Formats the value using the given formatter.