Struct PatternRewriteStats 

pub struct PatternRewriteStats {
    pub patterns_matched: usize,
    pub rewrites_applied: usize,
    pub nodes_before: usize,
    pub nodes_after: usize,
    pub nodes_eliminated: usize,
}

Statistics about pattern matching and rewriting

Fields

patterns_matched: usize

Number of patterns matched

rewrites_applied: usize

Number of rewrites applied

nodes_before: usize

Number of nodes before rewriting

nodes_after: usize

Number of nodes after rewriting

nodes_eliminated: usize

Nodes eliminated by rewriting

Implementations

impl RewriteStats

pub fn new() -> Self

Create new empty stats

pub fn reduction_percentage(&self) -> f64

Calculate reduction percentage

Trait Implementations

impl Clone for RewriteStats

fn clone(&self) -> RewriteStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for RewriteStats

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

Formats the value using the given formatter.

impl Default for RewriteStats

fn default() -> RewriteStats

Returns the “default value” for a type.