Struct Limits 

pub struct Limits {
    pub max_depth: usize,
    pub max_nodes: usize,
    pub max_vars: usize,
    pub max_rows: usize,
}

资源预算。

Fields

max_depth: usize

AST 最大深度（根为 1）。

max_nodes: usize

AST 最大节点数。

max_vars: usize

允许做 3^n 枚举的变量数上限。

max_rows: usize

一次枚举允许生成的最大行数。

Trait Implementations

impl Clone for Limits

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Limits

impl Debug for Limits

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

Formats the value using the given formatter.

impl Default for Limits

fn default() -> Self

Returns the “default value” for a type.

impl Eq for Limits

impl PartialEq for Limits

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Limits